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guix/po/doc/guix-cookbook.fi.po
Julien Lepiller 934b0cdfee
nls: Update translations. 
* po/doc/guix-cookbook.fi.po: New file.
* po/doc/guix-manual.fi.po: New file.
* po/doc/local.mk: Add them.
* doc/local.mk: Add them.
* po/guix/fi.po: New file.
* po/guix/LINGUAS: Add it.
2022-01-09 11:35:59 +01:00

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# SOME DESCRIPTIVE TITLE
# Copyright (C) YEAR the authors of Guix (msgids) and the following authors (msgstr)
# This file is distributed under the same license as the guix manual package.
# Jan Kuparinen <copper_fin@hotmail.com>, 2021, 2022.
msgid ""
msgstr ""
"Project-Id-Version: guix manual checkout\n"
"Report-Msgid-Bugs-To: bug-guix@gnu.org\n"
"POT-Creation-Date: 2021-12-31 15:18+0000\n"
"PO-Revision-Date: 2022-01-02 18:16+0000\n"
"Last-Translator: Jan Kuparinen <copper_fin@hotmail.com>\n"
"Language-Team: Finnish <https://translate.fedoraproject.org/projects/guix/documentation-cookbook/fi/>\n"
"Language: fi\n"
"MIME-Version: 1.0\n"
"Content-Type: text/plain; charset=UTF-8\n"
"Content-Transfer-Encoding: 8bit\n"
"Plural-Forms: nplurals=2; plural=n != 1;\n"
"X-Generator: Weblate 4.10.1\n"
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:7
msgid "@documentencoding UTF-8"
msgstr ""
#. type: top
#: guix-git/doc/guix-cookbook.texi:7 guix-git/doc/guix-cookbook.texi:36
#: guix-git/doc/guix-cookbook.texi:50
#, no-wrap
msgid "GNU Guix Cookbook"
msgstr ""
#. type: copying
#: guix-git/doc/guix-cookbook.texi:21
msgid "Copyright @copyright{} 2019 Ricardo Wurmus@* Copyright @copyright{} 2019 Efraim Flashner@* Copyright @copyright{} 2019 Pierre Neidhardt@* Copyright @copyright{} 2020 Oleg Pykhalov@* Copyright @copyright{} 2020 Matthew Brooks@* Copyright @copyright{} 2020 Marcin Karpezo@* Copyright @copyright{} 2020 Brice Waegeneire@* Copyright @copyright{} 2020 André Batista@* Copyright @copyright{} 2020 Christine Lemmer-Webber@* Copyright @copyright{} 2021 Joshua Branson@*"
msgstr ""
#. type: copying
#: guix-git/doc/guix-cookbook.texi:28
msgid "Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.3 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled ``GNU Free Documentation License''."
msgstr ""
#. type: dircategory
#: guix-git/doc/guix-cookbook.texi:30
#, no-wrap
msgid "System administration"
msgstr "Järjestelmän hallinta"
#. type: menuentry
#: guix-git/doc/guix-cookbook.texi:33
msgid "Guix cookbook: (guix-cookbook)"
msgstr ""
#. type: menuentry
#: guix-git/doc/guix-cookbook.texi:33
msgid "Tutorials and examples for GNU Guix."
msgstr ""
#. type: subtitle
#: guix-git/doc/guix-cookbook.texi:37
#, no-wrap
msgid "Tutorials and examples for using the GNU Guix Functional Package Manager"
msgstr ""
#. type: author
#: guix-git/doc/guix-cookbook.texi:38
#, no-wrap
msgid "The GNU Guix Developers"
msgstr ""
#. type: node
#: guix-git/doc/guix-cookbook.texi:49
#, no-wrap
msgid "Top"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:56
msgid "This document presents tutorials and detailed examples for GNU@tie{}Guix, a functional package management tool written for the GNU system. Please @pxref{Top,,, guix, GNU Guix reference manual} for details about the system, its API, and related concepts."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:66
msgid "This manual is also available in French (@pxref{Top,,, guix-cookbook.fr, Livre de recettes de GNU Guix}) and German (@pxref{Top,,, guix-cookbook.de, GNU-Guix-Kochbuch}). If you would like to translate this document in your native language, consider joining @uref{https://translate.fedoraproject.org/projects/guix/documentation-cookbook, Weblate} (@pxref{Translating Guix,,, guix, GNU Guix reference manual})."
msgstr ""
#. type: chapter
#: guix-git/doc/guix-cookbook.texi:73 guix-git/doc/guix-cookbook.texi:82
#: guix-git/doc/guix-cookbook.texi:98 guix-git/doc/guix-cookbook.texi:99
#, no-wrap
msgid "Scheme tutorials"
msgstr ""
#. type: menuentry
#: guix-git/doc/guix-cookbook.texi:73
msgid "Meet your new favorite language!"
msgstr ""
#. type: chapter
#: guix-git/doc/guix-cookbook.texi:73 guix-git/doc/guix-cookbook.texi:86
#: guix-git/doc/guix-cookbook.texi:305 guix-git/doc/guix-cookbook.texi:306
#, no-wrap
msgid "Packaging"
msgstr "Paketointi"
#. type: menuentry
#: guix-git/doc/guix-cookbook.texi:73
msgid "Packaging tutorials"
msgstr ""
#. type: chapter
#: guix-git/doc/guix-cookbook.texi:73 guix-git/doc/guix-cookbook.texi:90
#: guix-git/doc/guix-cookbook.texi:1340 guix-git/doc/guix-cookbook.texi:1341
#, no-wrap
msgid "System Configuration"
msgstr ""
#. type: menuentry
#: guix-git/doc/guix-cookbook.texi:73
msgid "Customizing the GNU System"
msgstr ""
#. type: chapter
#: guix-git/doc/guix-cookbook.texi:73 guix-git/doc/guix-cookbook.texi:2436
#: guix-git/doc/guix-cookbook.texi:2437
#, no-wrap
msgid "Advanced package management"
msgstr ""
#. type: menuentry
#: guix-git/doc/guix-cookbook.texi:73
msgid "Power to the users!"
msgstr ""
#. type: chapter
#: guix-git/doc/guix-cookbook.texi:73 guix-git/doc/guix-cookbook.texi:2834
#: guix-git/doc/guix-cookbook.texi:2835
#, no-wrap
msgid "Environment management"
msgstr ""
#. type: menuentry
#: guix-git/doc/guix-cookbook.texi:73
msgid "Control environment"
msgstr ""
#. type: chapter
#: guix-git/doc/guix-cookbook.texi:77 guix-git/doc/guix-cookbook.texi:2958
#: guix-git/doc/guix-cookbook.texi:2959
#, no-wrap
msgid "Acknowledgments"
msgstr "Kiitokset"
#. type: menuentry
#: guix-git/doc/guix-cookbook.texi:77
msgid "Thanks!"
msgstr ""
#. type: appendix
#: guix-git/doc/guix-cookbook.texi:77 guix-git/doc/guix-cookbook.texi:2983
#: guix-git/doc/guix-cookbook.texi:2984
#, no-wrap
msgid "GNU Free Documentation License"
msgstr ""
#. type: menuentry
#: guix-git/doc/guix-cookbook.texi:77
msgid "The license of this document."
msgstr ""
#. type: unnumbered
#: guix-git/doc/guix-cookbook.texi:77 guix-git/doc/guix-cookbook.texi:2989
#: guix-git/doc/guix-cookbook.texi:2990
#, no-wrap
msgid "Concept Index"
msgstr ""
#. type: menuentry
#: guix-git/doc/guix-cookbook.texi:77
msgid "Concepts."
msgstr ""
#. type: menuentry
#: guix-git/doc/guix-cookbook.texi:80
msgid "--- The Detailed Node Listing ---"
msgstr ""
#. type: section
#: guix-git/doc/guix-cookbook.texi:84 guix-git/doc/guix-cookbook.texi:112
#: guix-git/doc/guix-cookbook.texi:113
#, no-wrap
msgid "A Scheme Crash Course"
msgstr ""
#. type: menuentry
#: guix-git/doc/guix-cookbook.texi:84
msgid "Learn the basics of Scheme"
msgstr ""
#. type: section
#: guix-git/doc/guix-cookbook.texi:88 guix-git/doc/guix-cookbook.texi:317
#: guix-git/doc/guix-cookbook.texi:319 guix-git/doc/guix-cookbook.texi:320
#, no-wrap
msgid "Packaging Tutorial"
msgstr ""
#. type: menuentry
#: guix-git/doc/guix-cookbook.texi:88
msgid "Let's add a package to Guix!"
msgstr ""
#. type: section
#: guix-git/doc/guix-cookbook.texi:93 guix-git/doc/guix-cookbook.texi:1360
#: guix-git/doc/guix-cookbook.texi:1362 guix-git/doc/guix-cookbook.texi:1363
#, no-wrap
msgid "Auto-Login to a Specific TTY"
msgstr ""
#. type: menuentry
#: guix-git/doc/guix-cookbook.texi:93 guix-git/doc/guix-cookbook.texi:1360
msgid "Automatically Login a User to a Specific TTY"
msgstr ""
#. type: section
#: guix-git/doc/guix-cookbook.texi:93 guix-git/doc/guix-cookbook.texi:1360
#: guix-git/doc/guix-cookbook.texi:1407 guix-git/doc/guix-cookbook.texi:1408
#, no-wrap
msgid "Customizing the Kernel"
msgstr ""
#. type: menuentry
#: guix-git/doc/guix-cookbook.texi:93 guix-git/doc/guix-cookbook.texi:1360
msgid "Creating and using a custom Linux kernel on Guix System."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:105
msgid "GNU@tie{}Guix is written in the general purpose programming language Scheme, and many of its features can be accessed and manipulated programmatically. You can use Scheme to generate package definitions, to modify them, to build them, to deploy whole operating systems, etc."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:109
msgid "Knowing the basics of how to program in Scheme will unlock many of the advanced features Guix provides --- and you don't even need to be an experienced programmer to use them!"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:111
msgid "Let's get started!"
msgstr ""
#. type: cindex
#: guix-git/doc/guix-cookbook.texi:115
#, no-wrap
msgid "Scheme, crash course"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:121
msgid "Guix uses the Guile implementation of Scheme. To start playing with the language, install it with @code{guix install guile} and start a @dfn{REPL}---short for @uref{https://en.wikipedia.org/wiki/Read%E2%80%93eval%E2%80%93print_loop, @dfn{read-eval-print loop}}---by running @code{guile} from the command line."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:124
msgid "Alternatively you can also run @code{guix environment --ad-hoc guile -- guile} if you'd rather not have Guile installed in your user profile."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:130
msgid "In the following examples, lines show what you would type at the REPL; lines starting with ``@result{}'' show evaluation results, while lines starting with ``@print{}'' show things that get printed. @xref{Using Guile Interactively,,, guile, GNU Guile Reference Manual}, for more details on the REPL."
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:138
msgid "Scheme syntax boils down to a tree of expressions (or @emph{s-expression} in Lisp lingo). An expression can be a literal such as numbers and strings, or a compound which is a parenthesized list of compounds and literals. @code{#true} and @code{#false} (abbreviated @code{#t} and @code{#f}) stand for the Booleans ``true'' and ``false'', respectively."
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:140
msgid "Examples of valid expressions:"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:144
#, no-wrap
msgid ""
"\"Hello World!\"\n"
"@result{} \"Hello World!\"\n"
"\n"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:147
#, no-wrap
msgid ""
"17\n"
"@result{} 17\n"
"\n"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:151
#, no-wrap
msgid ""
"(display (string-append \"Hello \" \"Guix\" \"\\n\"))\n"
"@print{} Hello Guix!\n"
"@result{} #<unspecified>\n"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:158
msgid "This last example is a function call nested in another function call. When a parenthesized expression is evaluated, the first term is the function and the rest are the arguments passed to the function. Every function returns the last evaluated expression as its return value."
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:161
msgid "Anonymous functions are declared with the @code{lambda} term:"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:165
#, no-wrap
msgid ""
"(lambda (x) (* x x))\n"
"@result{} #<procedure 120e348 at <unknown port>:24:0 (x)>\n"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:170
msgid "The above procedure returns the square of its argument. Since everything is an expression, the @code{lambda} expression returns an anonymous procedure, which can in turn be applied to an argument:"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:174
#, no-wrap
msgid ""
"((lambda (x) (* x x)) 3)\n"
"@result{} 9\n"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:178
msgid "Anything can be assigned a global name with @code{define}:"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:184
#, no-wrap
msgid ""
"(define a 3)\n"
"(define square (lambda (x) (* x x)))\n"
"(square a)\n"
"@result{} 9\n"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:188
msgid "Procedures can be defined more concisely with the following syntax:"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:191
#, no-wrap
msgid "(define (square x) (* x x))\n"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:195
msgid "A list structure can be created with the @code{list} procedure:"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:199
#, no-wrap
msgid ""
"(list 2 a 5 7)\n"
"@result{} (2 3 5 7)\n"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:206
msgid "The @dfn{quote} disables evaluation of a parenthesized expression: the first term is not called over the other terms (@pxref{Expression Syntax, quote,, guile, GNU Guile Reference Manual}). Thus it effectively returns a list of terms."
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:210
#, no-wrap
msgid ""
"'(display (string-append \"Hello \" \"Guix\" \"\\n\"))\n"
"@result{} (display (string-append \"Hello \" \"Guix\" \"\\n\"))\n"
"\n"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:213
#, no-wrap
msgid ""
"'(2 a 5 7)\n"
"@result{} (2 a 5 7)\n"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:219
msgid "The @dfn{quasiquote} disables evaluation of a parenthesized expression until @dfn{unquote} (a comma) re-enables it. Thus it provides us with fine-grained control over what is evaluated and what is not."
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:223
#, no-wrap
msgid ""
"`(2 a 5 7 (2 ,a 5 ,(+ a 4)))\n"
"@result{} (2 a 5 7 (2 3 5 7))\n"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:227
msgid "Note that the above result is a list of mixed elements: numbers, symbols (here @code{a}) and the last element is a list itself."
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:231
msgid "Multiple variables can be named locally with @code{let} (@pxref{Local Bindings,,, guile, GNU Guile Reference Manual}):"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:238
#, no-wrap
msgid ""
"(define x 10)\n"
"(let ((x 2)\n"
" (y 3))\n"
" (list x y))\n"
"@result{} (2 3)\n"
"\n"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:241
#, no-wrap
msgid ""
"x\n"
"@result{} 10\n"
"\n"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:244
#, no-wrap
msgid ""
"y\n"
"@error{} In procedure module-lookup: Unbound variable: y\n"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:248
msgid "Use @code{let*} to allow later variable declarations to refer to earlier definitions."
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:254
#, no-wrap
msgid ""
"(let* ((x 2)\n"
" (y (* x 3)))\n"
" (list x y))\n"
"@result{} (2 6)\n"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:261
msgid "@dfn{Keywords} are typically used to identify the named parameters of a procedure. They are prefixed by @code{#:} (hash, colon) followed by alphanumeric characters: @code{#:like-this}. @xref{Keywords,,, guile, GNU Guile Reference Manual}."
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:266
msgid "The percentage @code{%} is typically used for read-only global variables in the build stage. Note that it is merely a convention, like @code{_} in C. Scheme treats @code{%} exactly the same as any other letter."
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:270
msgid "Modules are created with @code{define-module} (@pxref{Creating Guile Modules,,, guile, GNU Guile Reference Manual}). For instance"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:276
#, no-wrap
msgid ""
"(define-module (guix build-system ruby)\n"
" #:use-module (guix store)\n"
" #:export (ruby-build\n"
" ruby-build-system))\n"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:282
msgid "defines the module @code{guix build-system ruby} which must be located in @file{guix/build-system/ruby.scm} somewhere in the Guile load path. It depends on the @code{(guix store)} module and it exports two variables, @code{ruby-build} and @code{ruby-build-system}."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:287
msgid "For a more detailed introduction, check out @uref{http://www.troubleshooters.com/codecorn/scheme_guile/hello.htm, Scheme at a Glance}, by Steve Litt."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:299
msgid "One of the reference Scheme books is the seminal ``Structure and Interpretation of Computer Programs'', by Harold Abelson and Gerald Jay Sussman, with Julie Sussman. You'll find a @uref{https://mitpress.mit.edu/sites/default/files/sicp/index.html, free copy online}, together with @uref{https://ocw.mit.edu/courses/electrical-engineering-and-computer-science/6-001-structure-and-interpretation-of-computer-programs-spring-2005/video-lectures/, videos of the lectures by the authors}. The book is available in Texinfo format as the @code{sicp} Guix package. Go ahead, run @code{guix install sicp} and start reading with @code{info sicp} (@pxref{,,, sicp, Structure and Interpretation of Computer Programs}). An @uref{https://sarabander.github.io/sicp/, unofficial ebook is also available}."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:302
msgid "You'll find more books, tutorials and other resources at @url{https://schemers.org/}."
msgstr ""
#. type: cindex
#: guix-git/doc/guix-cookbook.texi:308
#, no-wrap
msgid "packaging"
msgstr "paketointi"
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:314
msgid "This chapter is dedicated to teaching you how to add packages to the collection of packages that come with GNU Guix. This involves writing package definitions in Guile Scheme, organizing them in package modules, and building them."
msgstr ""
#. type: menuentry
#: guix-git/doc/guix-cookbook.texi:317
msgid "A tutorial on how to add packages to Guix."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:328
msgid "GNU Guix stands out as the @emph{hackable} package manager, mostly because it uses @uref{https://www.gnu.org/software/guile/, GNU Guile}, a powerful high-level programming language, one of the @uref{https://en.wikipedia.org/wiki/Scheme_%28programming_language%29, Scheme} dialects from the @uref{https://en.wikipedia.org/wiki/Lisp_%28programming_language%29, Lisp family}."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:332
msgid "Package definitions are also written in Scheme, which empowers Guix in some very unique ways, unlike most other package managers that use shell scripts or simple languages."
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:337
msgid "Use functions, structures, macros and all of Scheme expressiveness for your package definitions."
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:341
msgid "Inheritance makes it easy to customize a package by inheriting from it and modifying only what is needed."
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:351
msgid "Batch processing: the whole package collection can be parsed, filtered and processed. Building a headless server with all graphical interfaces stripped out? It's possible. Want to rebuild everything from source using specific compiler optimization flags? Pass the @code{#:make-flags \"...\"} argument to the list of packages. It wouldn't be a stretch to think @uref{https://wiki.gentoo.org/wiki/USE_flag, Gentoo USE flags} here, but this goes even further: the changes don't have to be thought out beforehand by the packager, they can be @emph{programmed} by the user!"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:357
msgid "The following tutorial covers all the basics around package creation with Guix. It does not assume much knowledge of the Guix system nor of the Lisp language. The reader is only expected to be familiar with the command line and to have some basic programming knowledge."
msgstr ""
#. type: subsection
#: guix-git/doc/guix-cookbook.texi:358 guix-git/doc/guix-cookbook.texi:359
#, no-wrap
msgid "A ``Hello World'' package"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:364
msgid "The ``Defining Packages'' section of the manual introduces the basics of Guix packaging (@pxref{Defining Packages,,, guix, GNU Guix Reference Manual}). In the following section, we will partly go over those basics again."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:370
msgid "GNU@tie{}Hello is a dummy project that serves as an idiomatic example for packaging. It uses the GNU build system (@code{./configure && make && make install}). Guix already provides a package definition which is a perfect example to start with. You can look up its declaration with @code{guix edit hello} from the command line. Let's see how it looks:"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:391
#, no-wrap
msgid ""
"(define-public hello\n"
" (package\n"
" (name \"hello\")\n"
" (version \"2.10\")\n"
" (source (origin\n"
" (method url-fetch)\n"
" (uri (string-append \"mirror://gnu/hello/hello-\" version\n"
" \".tar.gz\"))\n"
" (sha256\n"
" (base32\n"
" \"0ssi1wpaf7plaswqqjwigppsg5fyh99vdlb9kzl7c9lng89ndq1i\"))))\n"
" (build-system gnu-build-system)\n"
" (synopsis \"Hello, GNU world: An example GNU package\")\n"
" (description\n"
" \"GNU Hello prints the message \\\"Hello, world!\\\" and then exits. It\n"
"serves as an example of standard GNU coding practices. As such, it supports\n"
"command-line arguments, multiple languages, and so on.\")\n"
" (home-page \"https://www.gnu.org/software/hello/\")\n"
" (license gpl3+)))\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:395
msgid "As you can see, most of it is rather straightforward. But let's review the fields together:"
msgstr ""
#. type: item
#: guix-git/doc/guix-cookbook.texi:397
#, no-wrap
msgid "name"
msgstr ""
#. type: table
#: guix-git/doc/guix-cookbook.texi:400
msgid "The project name. Using Scheme conventions, we prefer to keep it lower case, without underscore and using dash-separated words."
msgstr ""
#. type: item
#: guix-git/doc/guix-cookbook.texi:401
#, no-wrap
msgid "source"
msgstr "lähde"
#. type: table
#: guix-git/doc/guix-cookbook.texi:404
msgid "This field contains a description of the source code origin. The @code{origin} record contains these fields:"
msgstr ""
#. type: item
#: guix-git/doc/guix-cookbook.texi:406
#, no-wrap
msgid "The method, here @code{url-fetch} to download via HTTP/FTP, but other methods"
msgstr ""
#. type: enumerate
#: guix-git/doc/guix-cookbook.texi:408
msgid "exist, such as @code{git-fetch} for Git repositories."
msgstr ""
#. type: item
#: guix-git/doc/guix-cookbook.texi:408
#, no-wrap
msgid "The URI, which is typically some @code{https://} location for @code{url-fetch}. Here"
msgstr ""
#. type: enumerate
#: guix-git/doc/guix-cookbook.texi:411
msgid "the special `mirror://gnu` refers to a set of well known locations, all of which can be used by Guix to fetch the source, should some of them fail."
msgstr ""
#. type: item
#: guix-git/doc/guix-cookbook.texi:411
#, no-wrap
msgid "The @code{sha256} checksum of the requested file. This is essential to ensure"
msgstr ""
#. type: enumerate
#: guix-git/doc/guix-cookbook.texi:414
msgid "the source is not corrupted. Note that Guix works with base32 strings, hence the call to the @code{base32} function."
msgstr ""
#. type: item
#: guix-git/doc/guix-cookbook.texi:416
#, no-wrap
msgid "build-system"
msgstr ""
#. type: table
#: guix-git/doc/guix-cookbook.texi:425
msgid "This is where the power of abstraction provided by the Scheme language really shines: in this case, the @code{gnu-build-system} abstracts away the famous @code{./configure && make && make install} shell invocations. Other build systems include the @code{trivial-build-system} which does not do anything and requires from the packager to program all the build steps, the @code{python-build-system}, the @code{emacs-build-system}, and many more (@pxref{Build Systems,,, guix, GNU Guix Reference Manual})."
msgstr ""
#. type: item
#: guix-git/doc/guix-cookbook.texi:426
#, no-wrap
msgid "synopsis"
msgstr ""
#. type: table
#: guix-git/doc/guix-cookbook.texi:429
msgid "It should be a concise summary of what the package does. For many packages a tagline from the project's home page can be used as the synopsis."
msgstr ""
#. type: item
#: guix-git/doc/guix-cookbook.texi:430
#, no-wrap
msgid "description"
msgstr "kuvaus"
#. type: table
#: guix-git/doc/guix-cookbook.texi:433
msgid "Same as for the synopsis, it's fine to re-use the project description from the homepage. Note that Guix uses Texinfo syntax."
msgstr ""
#. type: item
#: guix-git/doc/guix-cookbook.texi:434
#, no-wrap
msgid "home-page"
msgstr ""
#. type: table
#: guix-git/doc/guix-cookbook.texi:436
msgid "Use HTTPS if available."
msgstr ""
#. type: item
#: guix-git/doc/guix-cookbook.texi:437
#, no-wrap
msgid "license"
msgstr "lisenssi"
#. type: table
#: guix-git/doc/guix-cookbook.texi:440
msgid "See @code{guix/licenses.scm} in the project source for a full list of available licenses."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:444
msgid "Time to build our first package! Nothing fancy here for now: we will stick to a dummy @code{my-hello}, a copy of the above declaration."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:448
msgid "As with the ritualistic ``Hello World'' taught with most programming languages, this will possibly be the most ``manual'' approach. We will work out an ideal setup later; for now we will go the simplest route."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:450
msgid "Save the following to a file @file{my-hello.scm}."
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:456
#, no-wrap
msgid ""
"(use-modules (guix packages)\n"
" (guix download)\n"
" (guix build-system gnu)\n"
" (guix licenses))\n"
"\n"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:475
#, no-wrap
msgid ""
"(package\n"
" (name \"my-hello\")\n"
" (version \"2.10\")\n"
" (source (origin\n"
" (method url-fetch)\n"
" (uri (string-append \"mirror://gnu/hello/hello-\" version\n"
" \".tar.gz\"))\n"
" (sha256\n"
" (base32\n"
" \"0ssi1wpaf7plaswqqjwigppsg5fyh99vdlb9kzl7c9lng89ndq1i\"))))\n"
" (build-system gnu-build-system)\n"
" (synopsis \"Hello, Guix world: An example custom Guix package\")\n"
" (description\n"
" \"GNU Hello prints the message \\\"Hello, world!\\\" and then exits. It\n"
"serves as an example of standard GNU coding practices. As such, it supports\n"
"command-line arguments, multiple languages, and so on.\")\n"
" (home-page \"https://www.gnu.org/software/hello/\")\n"
" (license gpl3+))\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:478
msgid "We will explain the extra code in a moment."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:485
msgid "Feel free to play with the different values of the various fields. If you change the source, you'll need to update the checksum. Indeed, Guix refuses to build anything if the given checksum does not match the computed checksum of the source code. To obtain the correct checksum of the package declaration, we need to download the source, compute the sha256 checksum and convert it to base32."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:488
msgid "Thankfully, Guix can automate this task for us; all we need is to provide the URI:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:492
#, no-wrap
msgid ""
"$ guix download mirror://gnu/hello/hello-2.10.tar.gz\n"
"\n"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:499
#, no-wrap
msgid ""
"Starting download of /tmp/guix-file.JLYgL7\n"
"From https://ftpmirror.gnu.org/gnu/hello/hello-2.10.tar.gz...\n"
"following redirection to `https://mirror.ibcp.fr/pub/gnu/hello/hello-2.10.tar.gz'...\n"
" …10.tar.gz 709KiB 2.5MiB/s 00:00 [##################] 100.0%\n"
"/gnu/store/hbdalsf5lpf01x4dcknwx6xbn6n5km6k-hello-2.10.tar.gz\n"
"0ssi1wpaf7plaswqqjwigppsg5fyh99vdlb9kzl7c9lng89ndq1i\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:504
msgid "In this specific case the output tells us which mirror was chosen. If the result of the above command is not the same as in the above snippet, update your @code{my-hello} declaration accordingly."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:508
msgid "Note that GNU package tarballs come with an OpenPGP signature, so you should definitely check the signature of this tarball with `gpg` to authenticate it before going further:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:512
#, no-wrap
msgid ""
"$ guix download mirror://gnu/hello/hello-2.10.tar.gz.sig\n"
"\n"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:527
#, no-wrap
msgid ""
"Starting download of /tmp/guix-file.03tFfb\n"
"From https://ftpmirror.gnu.org/gnu/hello/hello-2.10.tar.gz.sig...\n"
"following redirection to `https://ftp.igh.cnrs.fr/pub/gnu/hello/hello-2.10.tar.gz.sig'...\n"
" ….tar.gz.sig 819B 1.2MiB/s 00:00 [##################] 100.0%\n"
"/gnu/store/rzs8wba9ka7grrmgcpfyxvs58mly0sx6-hello-2.10.tar.gz.sig\n"
"0q0v86n3y38z17rl146gdakw9xc4mcscpk8dscs412j22glrv9jf\n"
"$ gpg --verify /gnu/store/rzs8wba9ka7grrmgcpfyxvs58mly0sx6-hello-2.10.tar.gz.sig /gnu/store/hbdalsf5lpf01x4dcknwx6xbn6n5km6k-hello-2.10.tar.gz\n"
"gpg: Signature made Sun 16 Nov 2014 01:08:37 PM CET\n"
"gpg: using RSA key A9553245FDE9B739\n"
"gpg: Good signature from \"Sami Kerola <kerolasa@@iki.fi>\" [unknown]\n"
"gpg: aka \"Sami Kerola (http://www.iki.fi/kerolasa/) <kerolasa@@iki.fi>\" [unknown]\n"
"gpg: WARNING: This key is not certified with a trusted signature!\n"
"gpg: There is no indication that the signature belongs to the owner.\n"
"Primary key fingerprint: 8ED3 96E3 7E38 D471 A005 30D3 A955 3245 FDE9 B739\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:530
msgid "You can then happily run"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:534
#, no-wrap
msgid "$ guix package --install-from-file=my-hello.scm\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:537
msgid "You should now have @code{my-hello} in your profile!"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:543
#, no-wrap
msgid ""
"$ guix package --list-installed=my-hello\n"
"my-hello\t2.10\tout\n"
"/gnu/store/f1db2mfm8syb8qvc357c53slbvf1g9m9-my-hello-2.10\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:548
msgid "We've gone as far as we could without any knowledge of Scheme. Before moving on to more complex packages, now is the right time to brush up on your Scheme knowledge. @pxref{A Scheme Crash Course} to get up to speed."
msgstr ""
#. type: subsection
#: guix-git/doc/guix-cookbook.texi:549 guix-git/doc/guix-cookbook.texi:550
#, no-wrap
msgid "Setup"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:555
msgid "In the rest of this chapter we will rely on some basic Scheme programming knowledge. Now let's detail the different possible setups for working on Guix packages."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:557
msgid "There are several ways to set up a Guix packaging environment."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:560
msgid "We recommend you work directly on the Guix source checkout since it makes it easier for everyone to contribute to the project."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:562
msgid "But first, let's look at other possibilities."
msgstr ""
#. type: subsubsection
#: guix-git/doc/guix-cookbook.texi:563 guix-git/doc/guix-cookbook.texi:564
#, no-wrap
msgid "Local file"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:569
msgid "This is what we previously did with @samp{my-hello}. With the Scheme basics we've covered, we are now able to explain the leading chunks. As stated in @code{guix package --help}:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:574
#, no-wrap
msgid ""
" -f, --install-from-file=FILE\n"
" install the package that the code within FILE\n"
" evaluates to\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:578
msgid "Thus the last expression @emph{must} return a package, which is the case in our earlier example."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:582
msgid "The @code{use-modules} expression tells which of the modules we need in the file. Modules are a collection of values and procedures. They are commonly called ``libraries'' or ``packages'' in other programming languages."
msgstr ""
#. type: node
#: guix-git/doc/guix-cookbook.texi:583
#, no-wrap
msgid "@samp{GUIX_PACKAGE_PATH}"
msgstr ""
#. type: samp{#1}
#: guix-git/doc/guix-cookbook.texi:584
#, no-wrap
msgid "GUIX_PACKAGE_PATH"
msgstr ""
#. type: emph{#1}
#: guix-git/doc/guix-cookbook.texi:588
msgid "Note: Starting from Guix 0.16, the more flexible Guix @dfn{channels} are the preferred way and supersede @samp{GUIX_PACKAGE_PATH}. See next section."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:592
msgid "It can be tedious to specify the file from the command line instead of simply calling @code{guix package --install my-hello} as you would do with the official packages."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:595
msgid "Guix makes it possible to streamline the process by adding as many ``package declaration directories'' as you want."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:598
msgid "Create a directory, say @file{~/guix-packages} and add it to the @samp{GUIX_PACKAGE_PATH} environment variable:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:602
#, no-wrap
msgid ""
"$ mkdir ~/guix-packages\n"
"$ export GUIX_PACKAGE_PATH=~/guix-packages\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:605
msgid "To add several directories, separate them with a colon (@code{:})."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:607
msgid "Our previous @samp{my-hello} needs some adjustments though:"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:614
#, no-wrap
msgid ""
"(define-module (my-hello)\n"
" #:use-module (guix licenses)\n"
" #:use-module (guix packages)\n"
" #:use-module (guix build-system gnu)\n"
" #:use-module (guix download))\n"
"\n"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:634
#, no-wrap
msgid ""
"(define-public my-hello\n"
" (package\n"
" (name \"my-hello\")\n"
" (version \"2.10\")\n"
" (source (origin\n"
" (method url-fetch)\n"
" (uri (string-append \"mirror://gnu/hello/hello-\" version\n"
" \".tar.gz\"))\n"
" (sha256\n"
" (base32\n"
" \"0ssi1wpaf7plaswqqjwigppsg5fyh99vdlb9kzl7c9lng89ndq1i\"))))\n"
" (build-system gnu-build-system)\n"
" (synopsis \"Hello, Guix world: An example custom Guix package\")\n"
" (description\n"
" \"GNU Hello prints the message \\\"Hello, world!\\\" and then exits. It\n"
"serves as an example of standard GNU coding practices. As such, it supports\n"
"command-line arguments, multiple languages, and so on.\")\n"
" (home-page \"https://www.gnu.org/software/hello/\")\n"
" (license gpl3+)))\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:640
msgid "Note that we have assigned the package value to an exported variable name with @code{define-public}. This is effectively assigning the package to the @code{my-hello} variable so that it can be referenced, among other as dependency of other packages."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:645
msgid "If you use @code{guix package --install-from-file=my-hello.scm} on the above file, it will fail because the last expression, @code{define-public}, does not return a package. If you want to use @code{define-public} in this use-case nonetheless, make sure the file ends with an evaluation of @code{my-hello}:"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:651
#, no-wrap
msgid ""
"; ...\n"
"(define-public my-hello\n"
" ; ...\n"
" )\n"
"\n"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:653
#, no-wrap
msgid "my-hello\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:656
msgid "This last example is not very typical."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:659
msgid "Now @samp{my-hello} should be part of the package collection like all other official packages. You can verify this with:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:662
#, no-wrap
msgid "$ guix package --show=my-hello\n"
msgstr ""
#. type: subsubsection
#: guix-git/doc/guix-cookbook.texi:664 guix-git/doc/guix-cookbook.texi:665
#, no-wrap
msgid "Guix channels"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:671
msgid "Guix 0.16 features channels, which is very similar to @samp{GUIX_PACKAGE_PATH} but provides better integration and provenance tracking. Channels are not necessarily local, they can be maintained as a public Git repository for instance. Of course, several channels can be used at the same time."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:673
msgid "@xref{Channels,,, guix, GNU Guix Reference Manual} for setup details."
msgstr ""
#. type: subsubsection
#: guix-git/doc/guix-cookbook.texi:674 guix-git/doc/guix-cookbook.texi:675
#, no-wrap
msgid "Direct checkout hacking"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:680
msgid "Working directly on the Guix project is recommended: it reduces the friction when the time comes to submit your changes upstream to let the community benefit from your hard work!"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:686
msgid "Unlike most software distributions, the Guix repository holds in one place both the tooling (including the package manager) and the package definitions. This choice was made so that it would give developers the flexibility to modify the API without breakage by updating all packages at the same time. This reduces development inertia."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:688
msgid "Check out the official @uref{https://git-scm.com/, Git} repository:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:691
#, no-wrap
msgid "$ git clone https://git.savannah.gnu.org/git/guix.git\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:695
msgid "In the rest of this article, we use @samp{$GUIX_CHECKOUT} to refer to the location of the checkout."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:699
msgid "Follow the instructions in the manual (@pxref{Contributing,,, guix, GNU Guix Reference Manual}) to set up the repository environment."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:702
msgid "Once ready, you should be able to use the package definitions from the repository environment."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:704
msgid "Feel free to edit package definitions found in @samp{$GUIX_CHECKOUT/gnu/packages}."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:708
msgid "The @samp{$GUIX_CHECKOUT/pre-inst-env} script lets you use @samp{guix} over the package collection of the repository (@pxref{Running Guix Before It Is Installed,,, guix, GNU Guix Reference Manual})."
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:712
msgid "Search packages, such as Ruby:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:719
#, no-wrap
msgid ""
" $ cd $GUIX_CHECKOUT\n"
" $ ./pre-inst-env guix package --list-available=ruby\n"
" ruby 1.8.7-p374 out gnu/packages/ruby.scm:119:2\n"
" ruby 2.1.6 out gnu/packages/ruby.scm:91:2\n"
" ruby 2.2.2 out gnu/packages/ruby.scm:39:2\n"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:723
msgid "Build a package, here Ruby version 2.1:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:727
#, no-wrap
msgid ""
" $ ./pre-inst-env guix build --keep-failed ruby@@2.1\n"
" /gnu/store/c13v73jxmj2nir2xjqaz5259zywsa9zi-ruby-2.1.6\n"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:731
msgid "Install it to your user profile:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:734
#, no-wrap
msgid " $ ./pre-inst-env guix package --install ruby@@2.1\n"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:738
msgid "Check for common mistakes:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:741
#, no-wrap
msgid " $ ./pre-inst-env guix lint ruby@@2.1\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:746
msgid "Guix strives at maintaining a high packaging standard; when contributing to the Guix project, remember to"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:750
msgid "follow the coding style (@pxref{Coding Style,,, guix, GNU Guix Reference Manual}),"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:752
msgid "and review the check list from the manual (@pxref{Submitting Patches,,, guix, GNU Guix Reference Manual})."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:756
msgid "Once you are happy with the result, you are welcome to send your contribution to make it part of Guix. This process is also detailed in the manual. (@pxref{Contributing,,, guix, GNU Guix Reference Manual})"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:759
msgid "It's a community effort so the more join in, the better Guix becomes!"
msgstr ""
#. type: subsection
#: guix-git/doc/guix-cookbook.texi:760 guix-git/doc/guix-cookbook.texi:761
#, no-wrap
msgid "Extended example"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:766
msgid "The above ``Hello World'' example is as simple as it goes. Packages can be more complex than that and Guix can handle more advanced scenarios. Let's look at another, more sophisticated package (slightly modified from the source):"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:780
#, no-wrap
msgid ""
"(define-module (gnu packages version-control)\n"
" #:use-module ((guix licenses) #:prefix license:)\n"
" #:use-module (guix utils)\n"
" #:use-module (guix packages)\n"
" #:use-module (guix git-download)\n"
" #:use-module (guix build-system cmake)\n"
" #:use-module (gnu packages ssh)\n"
" #:use-module (gnu packages web)\n"
" #:use-module (gnu packages pkg-config)\n"
" #:use-module (gnu packages python)\n"
" #:use-module (gnu packages compression)\n"
" #:use-module (gnu packages tls))\n"
"\n"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:834
#, no-wrap
msgid ""
"(define-public my-libgit2\n"
" (let ((commit \"e98d0a37c93574d2c6107bf7f31140b548c6a7bf\")\n"
" (revision \"1\"))\n"
" (package\n"
" (name \"my-libgit2\")\n"
" (version (git-version \"0.26.6\" revision commit))\n"
" (source (origin\n"
" (method git-fetch)\n"
" (uri (git-reference\n"
" (url \"https://github.com/libgit2/libgit2/\")\n"
" (commit commit)))\n"
" (file-name (git-file-name name version))\n"
" (sha256\n"
" (base32\n"
" \"17pjvprmdrx4h6bb1hhc98w9qi6ki7yl57f090n9kbhswxqfs7s3\"))\n"
" (patches (search-patches \"libgit2-mtime-0.patch\"))\n"
" (modules '((guix build utils)))\n"
" ;; Remove bundled software.\n"
" (snippet '(delete-file-recursively \"deps\"))))\n"
" (build-system cmake-build-system)\n"
" (outputs '(\"out\" \"debug\"))\n"
" (arguments\n"
" `(#:tests? #true ; Run the test suite (this is the default)\n"
" #:configure-flags '(\"-DUSE_SHA1DC=ON\") ; SHA-1 collision detection\n"
" #:phases\n"
" (modify-phases %standard-phases\n"
" (add-after 'unpack 'fix-hardcoded-paths\n"
" (lambda _\n"
" (substitute* \"tests/repo/init.c\"\n"
" ((\"#!/bin/sh\") (string-append \"#!\" (which \"sh\"))))\n"
" (substitute* \"tests/clar/fs.h\"\n"
" ((\"/bin/cp\") (which \"cp\"))\n"
" ((\"/bin/rm\") (which \"rm\")))))\n"
" ;; Run checks more verbosely.\n"
" (replace 'check\n"
" (lambda _ (invoke \"./libgit2_clar\" \"-v\" \"-Q\")))\n"
" (add-after 'unpack 'make-files-writable-for-tests\n"
" (lambda _ (for-each make-file-writable (find-files \".\" \".*\")))))))\n"
" (inputs\n"
" (list libssh2 http-parser python-wrapper))\n"
" (native-inputs\n"
" (list pkg-config))\n"
" (propagated-inputs\n"
" ;; These two libraries are in 'Requires.private' in libgit2.pc.\n"
" (list openssl zlib))\n"
" (home-page \"https://libgit2.github.com/\")\n"
" (synopsis \"Library providing Git core methods\")\n"
" (description\n"
" \"Libgit2 is a portable, pure C implementation of the Git core methods\n"
"provided as a re-entrant linkable library with a solid API, allowing you to\n"
"write native speed custom Git applications in any language with bindings.\")\n"
" ;; GPLv2 with linking exception\n"
" (license license:gpl2))))\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:839
msgid "(In those cases were you only want to tweak a few fields from a package definition, you should rely on inheritance instead of copy-pasting everything. See below.)"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:841
msgid "Let's discuss those fields in depth."
msgstr ""
#. type: subsubsection
#: guix-git/doc/guix-cookbook.texi:842
#, no-wrap
msgid "@code{git-fetch} method"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:849
msgid "Unlike the @code{url-fetch} method, @code{git-fetch} expects a @code{git-reference} which takes a Git repository and a commit. The commit can be any Git reference such as tags, so if the @code{version} is tagged, then it can be used directly. Sometimes the tag is prefixed with a @code{v}, in which case you'd use @code{(commit (string-append \"v\" version))}."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:853
msgid "To ensure that the source code from the Git repository is stored in a directory with a descriptive name, we use @code{(file-name (git-file-name name version))}."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:858
msgid "The @code{git-version} procedure can be used to derive the version when packaging programs for a specific commit, following the Guix contributor guidelines (@pxref{Version Numbers,,, guix, GNU Guix Reference Manual})."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:862
msgid "How does one obtain the @code{sha256} hash that's in there, you ask? By invoking @command{guix hash} on a checkout of the desired commit, along these lines:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:868
#, no-wrap
msgid ""
"git clone https://github.com/libgit2/libgit2/\n"
"cd libgit2\n"
"git checkout v0.26.6\n"
"guix hash -rx .\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:873
msgid "@command{guix hash -rx} computes a SHA256 hash over the whole directory, excluding the @file{.git} sub-directory (@pxref{Invoking guix hash,,, guix, GNU Guix Reference Manual})."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:876
msgid "In the future, @command{guix download} will hopefully be able to do these steps for you, just like it does for regular downloads."
msgstr ""
#. type: subsubsection
#: guix-git/doc/guix-cookbook.texi:877
#, no-wrap
msgid "Snippets"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:883
msgid "Snippets are quoted (i.e. non-evaluated) Scheme code that are a means of patching the source. They are a Guix-y alternative to the traditional @file{.patch} files. Because of the quote, the code in only evaluated when passed to the Guix daemon for building. There can be as many snippets as needed."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:886
msgid "Snippets might need additional Guile modules which can be imported from the @code{modules} field."
msgstr ""
#. type: subsubsection
#: guix-git/doc/guix-cookbook.texi:887
#, no-wrap
msgid "Inputs"
msgstr "Sisääntulot"
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:890
msgid "There are 3 different input types. In short:"
msgstr ""
#. type: item
#: guix-git/doc/guix-cookbook.texi:892
#, no-wrap
msgid "native-inputs"
msgstr ""
#. type: table
#: guix-git/doc/guix-cookbook.texi:895
msgid "Required for building but not runtime -- installing a package through a substitute won't install these inputs."
msgstr ""
#. type: item
#: guix-git/doc/guix-cookbook.texi:895
#, no-wrap
msgid "inputs"
msgstr "sisääntulot"
#. type: table
#: guix-git/doc/guix-cookbook.texi:898
msgid "Installed in the store but not in the profile, as well as being present at build time."
msgstr ""
#. type: item
#: guix-git/doc/guix-cookbook.texi:898
#, no-wrap
msgid "propagated-inputs"
msgstr ""
#. type: table
#: guix-git/doc/guix-cookbook.texi:901
msgid "Installed in the store and in the profile, as well as being present at build time."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:904
msgid "@xref{Package Reference,,, guix, GNU Guix Reference Manual} for more details."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:908
msgid "The distinction between the various inputs is important: if a dependency can be handled as an @emph{input} instead of a @emph{propagated input}, it should be done so, or else it ``pollutes'' the user profile for no good reason."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:915
msgid "For instance, a user installing a graphical program that depends on a command line tool might only be interested in the graphical part, so there is no need to force the command line tool into the user profile. The dependency is a concern to the package, not to the user. @emph{Inputs} make it possible to handle dependencies without bugging the user by adding undesired executable files (or libraries) to their profile."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:921
msgid "Same goes for @emph{native-inputs}: once the program is installed, build-time dependencies can be safely garbage-collected. It also matters when a substitute is available, in which case only the @emph{inputs} and @emph{propagated inputs} will be fetched: the @emph{native inputs} are not required to install a package from a substitute."
msgstr ""
#. type: quotation
#: guix-git/doc/guix-cookbook.texi:922 guix-git/doc/guix-cookbook.texi:1892
#, no-wrap
msgid "Note"
msgstr "Huomautus"
#. type: quotation
#: guix-git/doc/guix-cookbook.texi:925
msgid "You may see here and there snippets where package inputs are written quite differently, like so:"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:932
#, no-wrap
msgid ""
";; The \"old style\" for inputs.\n"
"(inputs\n"
" `((\"libssh2\" ,libssh2)\n"
" (\"http-parser\" ,http-parser)\n"
" (\"python\" ,python-wrapper)))\n"
msgstr ""
#. type: quotation
#: guix-git/doc/guix-cookbook.texi:938
msgid "This is the ``old style'', where each input in the list is explicitly given a label (a string). It is still supported but we recommend using the style above instead. @xref{package Reference,,, guix, GNU Guix Reference Manual}, for more info."
msgstr ""
#. type: subsubsection
#: guix-git/doc/guix-cookbook.texi:940
#, no-wrap
msgid "Outputs"
msgstr "Ulostulot"
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:944
msgid "Just like how a package can have multiple inputs, it can also produce multiple outputs."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:946
msgid "Each output corresponds to a separate directory in the store."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:949
msgid "The user can choose which output to install; this is useful to save space or to avoid polluting the user profile with unwanted executables or libraries."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:952
msgid "Output separation is optional. When the @code{outputs} field is left out, the default and only output (the complete package) is referred to as @code{\"out\"}."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:954
msgid "Typical separate output names include @code{debug} and @code{doc}."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:958
msgid "It's advised to separate outputs only when you've shown it's worth it: if the output size is significant (compare with @code{guix size}) or in case the package is modular."
msgstr ""
#. type: subsubsection
#: guix-git/doc/guix-cookbook.texi:959
#, no-wrap
msgid "Build system arguments"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:962
msgid "The @code{arguments} is a keyword-value list used to configure the build process."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:967
msgid "The simplest argument @code{#:tests?} can be used to disable the test suite when building the package. This is mostly useful when the package does not feature any test suite. It's strongly recommended to keep the test suite on if there is one."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:971
msgid "Another common argument is @code{:make-flags}, which specifies a list of flags to append when running make, as you would from the command line. For instance, the following flags"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:975
#, no-wrap
msgid ""
"#:make-flags (list (string-append \"prefix=\" (assoc-ref %outputs \"out\"))\n"
" \"CC=gcc\")\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:978
msgid "translate into"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:981
#, no-wrap
msgid "$ make CC=gcc prefix=/gnu/store/...-<out>\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:987
msgid "This sets the C compiler to @code{gcc} and the @code{prefix} variable (the installation directory in Make parlance) to @code{(assoc-ref %outputs \"out\")}, which is a build-stage global variable pointing to the destination directory in the store (something like @file{/gnu/store/...-my-libgit2-20180408})."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:989
msgid "Similarly, it's possible to set the configure flags:"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:992
#, no-wrap
msgid "#:configure-flags '(\"-DUSE_SHA1DC=ON\")\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:996
msgid "The @code{%build-inputs} variable is also generated in scope. It's an association table that maps the input names to their store directories."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1001
msgid "The @code{phases} keyword lists the sequential steps of the build system. Typically phases include @code{unpack}, @code{configure}, @code{build}, @code{install} and @code{check}. To know more about those phases, you need to work out the appropriate build system definition in @samp{$GUIX_CHECKOUT/guix/build/gnu-build-system.scm}:"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:1020
#, no-wrap
msgid ""
"(define %standard-phases\n"
" ;; Standard build phases, as a list of symbol/procedure pairs.\n"
" (let-syntax ((phases (syntax-rules ()\n"
" ((_ p ...) `((p . ,p) ...)))))\n"
" (phases set-SOURCE-DATE-EPOCH set-paths install-locale unpack\n"
" bootstrap\n"
" patch-usr-bin-file\n"
" patch-source-shebangs configure patch-generated-file-shebangs\n"
" build check install\n"
" patch-shebangs strip\n"
" validate-runpath\n"
" validate-documentation-location\n"
" delete-info-dir-file\n"
" patch-dot-desktop-files\n"
" install-license-files\n"
" reset-gzip-timestamps\n"
" compress-documentation)))\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1023
msgid "Or from the REPL:"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:1029
#, no-wrap
msgid ""
"(add-to-load-path \"/path/to/guix/checkout\")\n"
",use (guix build gnu-build-system)\n"
"(map first %standard-phases)\n"
"@result{} (set-SOURCE-DATE-EPOCH set-paths install-locale unpack bootstrap patch-usr-bin-file patch-source-shebangs configure patch-generated-file-shebangs build check install patch-shebangs strip validate-runpath validate-documentation-location delete-info-dir-file patch-dot-desktop-files install-license-files reset-gzip-timestamps compress-documentation)\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1033
msgid "If you want to know more about what happens during those phases, consult the associated procedures."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1036
msgid "For instance, as of this writing the definition of @code{unpack} for the GNU build system is:"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:1046
#, no-wrap
msgid ""
"(define* (unpack #:key source #:allow-other-keys)\n"
" \"Unpack SOURCE in the working directory, and change directory within the\n"
"source. When SOURCE is a directory, copy it in a sub-directory of the current\n"
"working directory.\"\n"
" (if (file-is-directory? source)\n"
" (begin\n"
" (mkdir \"source\")\n"
" (chdir \"source\")\n"
"\n"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:1057
#, no-wrap
msgid ""
" ;; Preserve timestamps (set to the Epoch) on the copied tree so that\n"
" ;; things work deterministically.\n"
" (copy-recursively source \".\"\n"
" #:keep-mtime? #true))\n"
" (begin\n"
" (if (string-suffix? \".zip\" source)\n"
" (invoke \"unzip\" source)\n"
" (invoke \"tar\" \"xvf\" source))\n"
" (chdir (first-subdirectory \".\"))))\n"
" #true)\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1065
msgid "Note the @code{chdir} call: it changes the working directory to where the source was unpacked. Thus every phase following the @code{unpack} will use the source as a working directory, which is why we can directly work on the source files. That is to say, unless a later phase changes the working directory to something else."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1069
msgid "We modify the list of @code{%standard-phases} of the build system with the @code{modify-phases} macro as per the list of specified modifications, which may have the following forms:"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:1073
msgid "@code{(add-before @var{phase} @var{new-phase} @var{procedure})}: Run @var{procedure} named @var{new-phase} before @var{phase}."
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:1075
msgid "@code{(add-after @var{phase} @var{new-phase} @var{procedure})}: Same, but afterwards."
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:1077
msgid "@code{(replace @var{phase} @var{procedure})}."
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:1079
msgid "@code{(delete @var{phase})}."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1086
msgid "The @var{procedure} supports the keyword arguments @code{inputs} and @code{outputs}. Each input (whether @emph{native}, @emph{propagated} or not) and output directory is referenced by their name in those variables. Thus @code{(assoc-ref outputs \"out\")} is the store directory of the main output of the package. A phase procedure may look like this:"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:1094
#, no-wrap
msgid ""
"(lambda* (#:key inputs outputs #:allow-other-keys)\n"
" (let ((bash-directory (assoc-ref inputs \"bash\"))\n"
" (output-directory (assoc-ref outputs \"out\"))\n"
" (doc-directory (assoc-ref outputs \"doc\")))\n"
" ;; ...\n"
" #true))\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1100
msgid "The procedure must return @code{#true} on success. It's brittle to rely on the return value of the last expression used to tweak the phase because there is no guarantee it would be a @code{#true}. Hence the trailing @code{#true} to ensure the right value is returned on success."
msgstr ""
#. type: subsubsection
#: guix-git/doc/guix-cookbook.texi:1101
#, no-wrap
msgid "Code staging"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1107
msgid "The astute reader may have noticed the quasi-quote and comma syntax in the argument field. Indeed, the build code in the package declaration should not be evaluated on the client side, but only when passed to the Guix daemon. This mechanism of passing code around two running processes is called @uref{https://arxiv.org/abs/1709.00833, code staging}."
msgstr ""
#. type: subsubsection
#: guix-git/doc/guix-cookbook.texi:1108
#, no-wrap
msgid "Utility functions"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1113
msgid "When customizing @code{phases}, we often need to write code that mimics the equivalent system invocations (@code{make}, @code{mkdir}, @code{cp}, etc.)@: commonly used during regular ``Unix-style'' installations."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1116
msgid "Some like @code{chmod} are native to Guile. @xref{,,, guile, Guile reference manual} for a complete list."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1119
msgid "Guix provides additional helper functions which prove especially handy in the context of package management."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1123
msgid "Some of those functions can be found in @samp{$GUIX_CHECKOUT/guix/guix/build/utils.scm}. Most of them mirror the behaviour of the traditional Unix system commands:"
msgstr ""
#. type: item
#: guix-git/doc/guix-cookbook.texi:1125
#, no-wrap
msgid "which"
msgstr ""
#. type: table
#: guix-git/doc/guix-cookbook.texi:1127
msgid "Like the @samp{which} system command."
msgstr ""
#. type: item
#: guix-git/doc/guix-cookbook.texi:1127
#, no-wrap
msgid "find-files"
msgstr ""
#. type: table
#: guix-git/doc/guix-cookbook.texi:1129
msgid "Akin to the @samp{find} system command."
msgstr ""
#. type: item
#: guix-git/doc/guix-cookbook.texi:1129
#, no-wrap
msgid "mkdir-p"
msgstr ""
#. type: table
#: guix-git/doc/guix-cookbook.texi:1131
msgid "Like @samp{mkdir -p}, which creates all parents as needed."
msgstr ""
#. type: item
#: guix-git/doc/guix-cookbook.texi:1131
#, no-wrap
msgid "install-file"
msgstr ""
#. type: table
#: guix-git/doc/guix-cookbook.texi:1135
msgid "Similar to @samp{install} when installing a file to a (possibly non-existing) directory. Guile has @code{copy-file} which works like @samp{cp}."
msgstr ""
#. type: item
#: guix-git/doc/guix-cookbook.texi:1135
#, no-wrap
msgid "copy-recursively"
msgstr ""
#. type: table
#: guix-git/doc/guix-cookbook.texi:1137
msgid "Like @samp{cp -r}."
msgstr ""
#. type: item
#: guix-git/doc/guix-cookbook.texi:1137
#, no-wrap
msgid "delete-file-recursively"
msgstr ""
#. type: table
#: guix-git/doc/guix-cookbook.texi:1139
msgid "Like @samp{rm -rf}."
msgstr ""
#. type: item
#: guix-git/doc/guix-cookbook.texi:1139
#, no-wrap
msgid "invoke"
msgstr ""
#. type: table
#: guix-git/doc/guix-cookbook.texi:1141
msgid "Run an executable. This should be used instead of @code{system*}."
msgstr ""
#. type: item
#: guix-git/doc/guix-cookbook.texi:1141
#, no-wrap
msgid "with-directory-excursion"
msgstr ""
#. type: table
#: guix-git/doc/guix-cookbook.texi:1144
msgid "Run the body in a different working directory, then restore the previous working directory."
msgstr ""
#. type: item
#: guix-git/doc/guix-cookbook.texi:1144
#, no-wrap
msgid "substitute*"
msgstr ""
#. type: table
#: guix-git/doc/guix-cookbook.texi:1146
msgid "A ``@command{sed}-like'' function."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1150
msgid "@xref{Build Utilities,,, guix, GNU Guix Reference Manual}, for more information on these utilities."
msgstr ""
#. type: subsubsection
#: guix-git/doc/guix-cookbook.texi:1151
#, no-wrap
msgid "Module prefix"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1161
msgid "The license in our last example needs a prefix: this is because of how the @code{license} module was imported in the package, as @code{#:use-module ((guix licenses) #:prefix license:)}. The Guile module import mechanism (@pxref{Using Guile Modules,,, guile, Guile reference manual}) gives the user full control over namespacing: this is needed to avoid clashes between, say, the @samp{zlib} variable from @samp{licenses.scm} (a @emph{license} value) and the @samp{zlib} variable from @samp{compression.scm} (a @emph{package} value)."
msgstr ""
#. type: subsection
#: guix-git/doc/guix-cookbook.texi:1162 guix-git/doc/guix-cookbook.texi:1163
#, no-wrap
msgid "Other build systems"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1170
msgid "What we've seen so far covers the majority of packages using a build system other than the @code{trivial-build-system}. The latter does not automate anything and leaves you to build everything manually. This can be more demanding and we won't cover it here for now, but thankfully it is rarely necessary to fall back on this system."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1174
msgid "For the other build systems, such as ASDF, Emacs, Perl, Ruby and many more, the process is very similar to the GNU build system except for a few specialized arguments."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1179
msgid "@xref{Build Systems,,, guix, GNU Guix Reference Manual}, for more information on build systems, or check the source code in the @samp{$GUIX_CHECKOUT/guix/build} and @samp{$GUIX_CHECKOUT/guix/build-system} directories."
msgstr ""
#. type: subsection
#: guix-git/doc/guix-cookbook.texi:1180 guix-git/doc/guix-cookbook.texi:1181
#, no-wrap
msgid "Programmable and automated package definition"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1185
msgid "We can't repeat it enough: having a full-fledged programming language at hand empowers us in ways that reach far beyond traditional package management."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1187
msgid "Let's illustrate this with some awesome features of Guix!"
msgstr ""
#. type: subsubsection
#: guix-git/doc/guix-cookbook.texi:1188 guix-git/doc/guix-cookbook.texi:1189
#, no-wrap
msgid "Recursive importers"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1196
msgid "You might find some build systems good enough that there is little to do at all to write a package, to the point that it becomes repetitive and tedious after a while. A @emph{raison d'être} of computers is to replace human beings at those boring tasks. So let's tell Guix to do this for us and create the package definition of an R package from CRAN (the output is trimmed for conciseness):"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:1199
#, no-wrap
msgid ""
"$ guix import cran --recursive walrus\n"
"\n"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:1203
#, no-wrap
msgid ""
"(define-public r-mc2d\n"
" ; ...\n"
" (license gpl2+)))\n"
"\n"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:1207
#, no-wrap
msgid ""
"(define-public r-jmvcore\n"
" ; ...\n"
" (license gpl2+)))\n"
"\n"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:1211
#, no-wrap
msgid ""
"(define-public r-wrs2\n"
" ; ...\n"
" (license gpl3)))\n"
"\n"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:1237
#, no-wrap
msgid ""
"(define-public r-walrus\n"
" (package\n"
" (name \"r-walrus\")\n"
" (version \"1.0.3\")\n"
" (source\n"
" (origin\n"
" (method url-fetch)\n"
" (uri (cran-uri \"walrus\" version))\n"
" (sha256\n"
" (base32\n"
" \"1nk2glcvy4hyksl5ipq2mz8jy4fss90hx6cq98m3w96kzjni6jjj\"))))\n"
" (build-system r-build-system)\n"
" (propagated-inputs\n"
" (list r-ggplot2 r-jmvcore r-r6 r-wrs2))\n"
" (home-page \"https://github.com/jamovi/walrus\")\n"
" (synopsis \"Robust Statistical Methods\")\n"
" (description\n"
" \"This package provides a toolbox of common robust statistical\n"
"tests, including robust descriptives, robust t-tests, and robust ANOVA.\n"
"It is also available as a module for 'jamovi' (see\n"
"<https://www.jamovi.org> for more information). Walrus is based on the\n"
"WRS2 package by Patrick Mair, which is in turn based on the scripts and\n"
"work of Rand Wilcox. These analyses are described in depth in the book\n"
"'Introduction to Robust Estimation & Hypothesis Testing'.\")\n"
" (license gpl3)))\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1241
msgid "The recursive importer won't import packages for which Guix already has package definitions, except for the very first."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1246
msgid "Not all applications can be packaged this way, only those relying on a select number of supported systems. Read about the full list of importers in the guix import section of the manual (@pxref{Invoking guix import,,, guix, GNU Guix Reference Manual})."
msgstr ""
#. type: subsubsection
#: guix-git/doc/guix-cookbook.texi:1247 guix-git/doc/guix-cookbook.texi:1248
#, no-wrap
msgid "Automatic update"
msgstr "Automaattiset päivitykset"
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1252
msgid "Guix can be smart enough to check for updates on systems it knows. It can report outdated package definitions with"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:1255
#, no-wrap
msgid "$ guix refresh hello\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1260
msgid "In most cases, updating a package to a newer version requires little more than changing the version number and the checksum. Guix can do that automatically as well:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:1263
#, no-wrap
msgid "$ guix refresh hello --update\n"
msgstr ""
#. type: subsubsection
#: guix-git/doc/guix-cookbook.texi:1265 guix-git/doc/guix-cookbook.texi:1266
#, no-wrap
msgid "Inheritance"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1270
msgid "If you've started browsing the existing package definitions, you might have noticed that a significant number of them have a @code{inherit} field:"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:1285
#, no-wrap
msgid ""
"(define-public adwaita-icon-theme\n"
" (package (inherit gnome-icon-theme)\n"
" (name \"adwaita-icon-theme\")\n"
" (version \"3.26.1\")\n"
" (source (origin\n"
" (method url-fetch)\n"
" (uri (string-append \"mirror://gnome/sources/\" name \"/\"\n"
" (version-major+minor version) \"/\"\n"
" name \"-\" version \".tar.xz\"))\n"
" (sha256\n"
" (base32\n"
" \"17fpahgh5dyckgz7rwqvzgnhx53cx9kr2xw0szprc6bnqy977fi8\"))))\n"
" (native-inputs (list `(,gtk+ \"bin\")))))\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1290
msgid "All unspecified fields are inherited from the parent package. This is very convenient to create alternative packages, for instance with different source, version or compilation options."
msgstr ""
#. type: subsection
#: guix-git/doc/guix-cookbook.texi:1291 guix-git/doc/guix-cookbook.texi:1292
#, no-wrap
msgid "Getting help"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1298
msgid "Sadly, some applications can be tough to package. Sometimes they need a patch to work with the non-standard file system hierarchy enforced by the store. Sometimes the tests won't run properly. (They can be skipped but this is not recommended.) Other times the resulting package won't be reproducible."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1301
msgid "Should you be stuck, unable to figure out how to fix any sort of packaging issue, don't hesitate to ask the community for help."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1303
msgid "See the @uref{https://www.gnu.org/software/guix/contact/, Guix homepage} for information on the mailing lists, IRC, etc."
msgstr ""
#. type: subsection
#: guix-git/doc/guix-cookbook.texi:1304 guix-git/doc/guix-cookbook.texi:1305
#, no-wrap
msgid "Conclusion"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1311
msgid "This tutorial was a showcase of the sophisticated package management that Guix boasts. At this point we have mostly restricted this introduction to the @code{gnu-build-system} which is a core abstraction layer on which more advanced abstractions are based."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1316
msgid "Where do we go from here? Next we ought to dissect the innards of the build system by removing all abstractions, using the @code{trivial-build-system}: this should give us a thorough understanding of the process before investigating some more advanced packaging techniques and edge cases."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1319
msgid "Other features worth exploring are the interactive editing and debugging capabilities of Guix provided by the Guile REPL@."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1324
msgid "Those fancy features are completely optional and can wait; now is a good time to take a well-deserved break. With what we've introduced here you should be well armed to package lots of programs. You can get started right away and hopefully we will see your contributions soon!"
msgstr ""
#. type: subsection
#: guix-git/doc/guix-cookbook.texi:1325 guix-git/doc/guix-cookbook.texi:1326
#, no-wrap
msgid "References"
msgstr "Viitteet"
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:1331
msgid "The @uref{https://www.gnu.org/software/guix/manual/en/html_node/Defining-Packages.html, package reference in the manual}"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:1334
msgid "@uref{https://gitlab.com/pjotrp/guix-notes/blob/master/HACKING.org, Pjotr’s hacking guide to GNU Guix}"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:1337
msgid "@uref{https://www.gnu.org/software/guix/guix-ghm-andreas-20130823.pdf, ``GNU Guix: Package without a scheme!''}, by Andreas Enge"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1346
msgid "Guix offers a flexible language for declaratively configuring your Guix System. This flexibility can at times be overwhelming. The purpose of this chapter is to demonstrate some advanced configuration concepts."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1349
msgid "@pxref{System Configuration,,, guix, GNU Guix Reference Manual} for a complete reference."
msgstr ""
#. type: section
#: guix-git/doc/guix-cookbook.texi:1360 guix-git/doc/guix-cookbook.texi:1645
#: guix-git/doc/guix-cookbook.texi:1646
#, no-wrap
msgid "Guix System Image API"
msgstr ""
#. type: menuentry
#: guix-git/doc/guix-cookbook.texi:1360
msgid "Customizing images to target specific platforms."
msgstr ""
#. type: section
#: guix-git/doc/guix-cookbook.texi:1360 guix-git/doc/guix-cookbook.texi:1856
#: guix-git/doc/guix-cookbook.texi:1857
#, no-wrap
msgid "Connecting to Wireguard VPN"
msgstr ""
#. type: menuentry
#: guix-git/doc/guix-cookbook.texi:1360
msgid "Connecting to a Wireguard VPN."
msgstr ""
#. type: section
#: guix-git/doc/guix-cookbook.texi:1360 guix-git/doc/guix-cookbook.texi:1933
#: guix-git/doc/guix-cookbook.texi:1934
#, no-wrap
msgid "Customizing a Window Manager"
msgstr ""
#. type: menuentry
#: guix-git/doc/guix-cookbook.texi:1360
msgid "Handle customization of a Window manager on Guix System."
msgstr ""
#. type: section
#: guix-git/doc/guix-cookbook.texi:1360 guix-git/doc/guix-cookbook.texi:2024
#: guix-git/doc/guix-cookbook.texi:2025
#, no-wrap
msgid "Running Guix on a Linode Server"
msgstr ""
#. type: section
#: guix-git/doc/guix-cookbook.texi:1360 guix-git/doc/guix-cookbook.texi:2267
#: guix-git/doc/guix-cookbook.texi:2268
#, no-wrap
msgid "Setting up a bind mount"
msgstr ""
#. type: menuentry
#: guix-git/doc/guix-cookbook.texi:1360
msgid "Setting up a bind mount in the file-systems definition."
msgstr ""
#. type: section
#: guix-git/doc/guix-cookbook.texi:1360 guix-git/doc/guix-cookbook.texi:2316
#: guix-git/doc/guix-cookbook.texi:2317
#, no-wrap
msgid "Getting substitutes from Tor"
msgstr ""
#. type: menuentry
#: guix-git/doc/guix-cookbook.texi:1360
msgid "Configuring Guix daemon to get substitutes through Tor."
msgstr ""
#. type: section
#: guix-git/doc/guix-cookbook.texi:1360 guix-git/doc/guix-cookbook.texi:2378
#: guix-git/doc/guix-cookbook.texi:2379
#, no-wrap
msgid "Setting up NGINX with Lua"
msgstr ""
#. type: menuentry
#: guix-git/doc/guix-cookbook.texi:1360
msgid "Configuring NGINX web-server to load Lua modules."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1372
msgid "While the Guix manual explains auto-login one user to @emph{all} TTYs ( @pxref{auto-login to TTY,,, guix, GNU Guix Reference Manual}), some might prefer a situation, in which one user is logged into one TTY with the other TTYs either configured to login different users or no one at all. Note that one can auto-login one user to any TTY, but it is usually advisable to avoid @code{tty1}, which, by default, is used to log warnings and errors."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1374
msgid "Here is how one might set up auto login for one user to one tty:"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:1382
#, no-wrap
msgid ""
"(define (auto-login-to-tty config tty user)\n"
" (if (string=? tty (mingetty-configuration-tty config))\n"
" (mingetty-configuration\n"
" (inherit config)\n"
" (auto-login user))\n"
" config))\n"
"\n"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:1389
#, no-wrap
msgid ""
"(define %my-services\n"
" (modify-services %base-services\n"
" ;; @dots{}\n"
" (mingetty-service-type config =>\n"
" (auto-login-to-tty\n"
" config \"tty3\" \"alice\"))))\n"
"\n"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:1393
#, no-wrap
msgid ""
"(operating-system\n"
" ;; @dots{}\n"
" (services %my-services))\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1398
msgid "One could also @code{compose} (@pxref{Higher-Order Functions,,, guile, The Guile Reference Manual}) @code{auto-login-to-tty} to login multiple users to multiple ttys."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1405
msgid "Finally, here is a note of caution. Setting up auto login to a TTY, means that anyone can turn on your computer and run commands as your regular user. However, if you have an encrypted root partition, and thus already need to enter a passphrase when the system boots, auto-login might be a convenient option."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1417
msgid "Guix is, at its core, a source based distribution with substitutes (@pxref{Substitutes,,, guix, GNU Guix Reference Manual}), and as such building packages from their source code is an expected part of regular package installations and upgrades. Given this starting point, it makes sense that efforts are made to reduce the amount of time spent compiling packages, and recent changes and upgrades to the building and distribution of substitutes continues to be a topic of discussion within Guix."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1423
msgid "The kernel, while not requiring an overabundance of RAM to build, does take a rather long time on an average machine. The official kernel configuration, as is the case with many GNU/Linux distributions, errs on the side of inclusiveness, and this is really what causes the build to take such a long time when the kernel is built from source."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1428
msgid "The Linux kernel, however, can also just be described as a regular old package, and as such can be customized just like any other package. The procedure is a little bit different, although this is primarily due to the nature of how the package definition is written."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1431
msgid "The @code{linux-libre} kernel package definition is actually a procedure which creates a package."
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:1442
#, no-wrap
msgid ""
"(define* (make-linux-libre* version gnu-revision source supported-systems\n"
" #:key\n"
" (extra-version #f)\n"
" ;; A function that takes an arch and a variant.\n"
" ;; See kernel-config for an example.\n"
" (configuration-file #f)\n"
" (defconfig \"defconfig\")\n"
" (extra-options %default-extra-linux-options))\n"
" ...)\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1446
msgid "The current @code{linux-libre} package is for the 5.15.x series, and is declared like this:"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:1454
#, no-wrap
msgid ""
"(define-public linux-libre-5.15\n"
" (make-linux-libre* linux-libre-5.15-version\n"
" linux-libre-5.15-gnu-revision\n"
" linux-libre-5.15-source\n"
" '(\"x86_64-linux\" \"i686-linux\" \"armhf-linux\" \"aarch64-linux\" \"riscv64-linux\")\n"
" #:configuration-file kernel-config))\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1461
msgid "Any keys which are not assigned values inherit their default value from the @code{make-linux-libre} definition. When comparing the two snippets above, notice the code comment that refers to @code{#:configuration-file}. Because of this, it is not actually easy to include a custom kernel configuration from the definition, but don't worry, there are other ways to work with what we do have."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1467
msgid "There are two ways to create a kernel with a custom kernel configuration. The first is to provide a standard @file{.config} file during the build process by including an actual @file{.config} file as a native input to our custom kernel. The following is a snippet from the custom @code{'configure} phase of the @code{make-linux-libre} package definition:"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:1471
#, no-wrap
msgid ""
"(let ((build (assoc-ref %standard-phases 'build))\n"
" (config (assoc-ref (or native-inputs inputs) \"kconfig\")))\n"
"\n"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:1479
#, no-wrap
msgid ""
" ;; Use a custom kernel configuration file or a default\n"
" ;; configuration file.\n"
" (if config\n"
" (begin\n"
" (copy-file config \".config\")\n"
" (chmod \".config\" #o666))\n"
" (invoke \"make\" ,defconfig)))\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1484
msgid "Below is a sample kernel package. The @code{linux-libre} package is nothing special and can be inherited from and have its fields overridden like any other package:"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:1493
#, no-wrap
msgid ""
"(define-public linux-libre/E2140\n"
" (package\n"
" (inherit linux-libre)\n"
" (native-inputs\n"
" `((\"kconfig\" ,(local-file \"E2140.config\"))\n"
" ,@@(alist-delete \"kconfig\"\n"
" (package-native-inputs linux-libre))))))\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1500
msgid "In the same directory as the file defining @code{linux-libre-E2140} is a file named @file{E2140.config}, which is an actual kernel configuration file. The @code{defconfig} keyword of @code{make-linux-libre} is left blank here, so the only kernel configuration in the package is the one which was included in the @code{native-inputs} field."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1505
msgid "The second way to create a custom kernel is to pass a new value to the @code{extra-options} keyword of the @code{make-linux-libre} procedure. The @code{extra-options} keyword works with another function defined right below it:"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:1521
#, no-wrap
msgid ""
"(define %default-extra-linux-options\n"
" `(;; https://lists.gnu.org/archive/html/guix-devel/2014-04/msg00039.html\n"
" (\"CONFIG_DEVPTS_MULTIPLE_INSTANCES\" . #true)\n"
" ;; Modules required for initrd:\n"
" (\"CONFIG_NET_9P\" . m)\n"
" (\"CONFIG_NET_9P_VIRTIO\" . m)\n"
" (\"CONFIG_VIRTIO_BLK\" . m)\n"
" (\"CONFIG_VIRTIO_NET\" . m)\n"
" (\"CONFIG_VIRTIO_PCI\" . m)\n"
" (\"CONFIG_VIRTIO_BALLOON\" . m)\n"
" (\"CONFIG_VIRTIO_MMIO\" . m)\n"
" (\"CONFIG_FUSE_FS\" . m)\n"
" (\"CONFIG_CIFS\" . m)\n"
" (\"CONFIG_9P_FS\" . m)))\n"
"\n"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:1532
#, no-wrap
msgid ""
"(define (config->string options)\n"
" (string-join (map (match-lambda\n"
" ((option . 'm)\n"
" (string-append option \"=m\"))\n"
" ((option . #true)\n"
" (string-append option \"=y\"))\n"
" ((option . #false)\n"
" (string-append option \"=n\")))\n"
" options)\n"
" \"\\n\"))\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1535
msgid "And in the custom configure script from the `make-linux-libre` package:"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:1543
#, no-wrap
msgid ""
";; Appending works even when the option wasn't in the\n"
";; file. The last one prevails if duplicated.\n"
"(let ((port (open-file \".config\" \"a\"))\n"
" (extra-configuration ,(config->string extra-options)))\n"
" (display extra-configuration port)\n"
" (close-port port))\n"
"\n"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:1545
#, no-wrap
msgid "(invoke \"make\" \"oldconfig\")\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1550
msgid "So by not providing a configuration-file the @file{.config} starts blank, and then we write into it the collection of flags that we want. Here's another custom kernel:"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:1558
#, no-wrap
msgid ""
"(define %macbook41-full-config\n"
" (append %macbook41-config-options\n"
" %file-systems\n"
" %efi-support\n"
" %emulation\n"
" (@@@@ (gnu packages linux) %default-extra-linux-options)))\n"
"\n"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:1569
#, no-wrap
msgid ""
"(define-public linux-libre-macbook41\n"
" ;; XXX: Access the internal 'make-linux-libre*' procedure, which is\n"
" ;; private and unexported, and is liable to change in the future.\n"
" ((@@@@ (gnu packages linux) make-linux-libre*)\n"
" (@@@@ (gnu packages linux) linux-libre-version)\n"
" (@@@@ (gnu packages linux) linux-libre-gnu-revision)\n"
" (@@@@ (gnu packages linux) linux-libre-source)\n"
" '(\"x86_64-linux\")\n"
" #:extra-version \"macbook41\"\n"
" #:extra-options %macbook41-config-options))\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1576
msgid "In the above example @code{%file-systems} is a collection of flags enabling different file system support, @code{%efi-support} enables EFI support and @code{%emulation} enables a x86_64-linux machine to act in 32-bit mode also. @code{%default-extra-linux-options} are the ones quoted above, which had to be added in since they were replaced in the @code{extra-options} keyword."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1585
msgid "This all sounds like it should be doable, but how does one even know which modules are required for a particular system? Two places that can be helpful in trying to answer this question is the @uref{https://wiki.gentoo.org/wiki/Handbook:AMD64/Installation/Kernel, Gentoo Handbook} and the @uref{https://www.kernel.org/doc/html/latest/admin-guide/README.html?highlight=localmodconfig, documentation from the kernel itself}. From the kernel documentation, it seems that @code{make localmodconfig} is the command we want."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1588
msgid "In order to actually run @code{make localmodconfig} we first need to get and unpack the kernel source code:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:1591
#, no-wrap
msgid "tar xf $(guix build linux-libre --source)\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1598
msgid "Once inside the directory containing the source code run @code{touch .config} to create an initial, empty @file{.config} to start with. @code{make localmodconfig} works by seeing what you already have in @file{.config} and letting you know what you're missing. If the file is blank then you're missing everything. The next step is to run:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:1601
#, no-wrap
msgid "guix environment linux-libre -- make localmodconfig\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1606
msgid "and note the output. Do note that the @file{.config} file is still empty. The output generally contains two types of warnings. The first start with \"WARNING\" and can actually be ignored in our case. The second read:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:1609
#, no-wrap
msgid "module pcspkr did not have configs CONFIG_INPUT_PCSPKR\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1614
msgid "For each of these lines, copy the @code{CONFIG_XXXX_XXXX} portion into the @file{.config} in the directory, and append @code{=m}, so in the end it looks like this:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:1618
#, no-wrap
msgid ""
"CONFIG_INPUT_PCSPKR=m\n"
"CONFIG_VIRTIO=m\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1627
msgid "After copying all the configuration options, run @code{make localmodconfig} again to make sure that you don't have any output starting with ``module''. After all of these machine specific modules there are a couple more left that are also needed. @code{CONFIG_MODULES} is necessary so that you can build and load modules separately and not have everything built into the kernel. @code{CONFIG_BLK_DEV_SD} is required for reading from hard drives. It is possible that there are other modules which you will need."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1631
msgid "This post does not aim to be a guide to configuring your own kernel however, so if you do decide to build a custom kernel you'll have to seek out other guides to create a kernel which is just right for your needs."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1639
msgid "The second way to setup the kernel configuration makes more use of Guix's features and allows you to share configuration segments between different kernels. For example, all machines using EFI to boot have a number of EFI configuration flags that they need. It is likely that all the kernels will share a list of file systems to support. By using variables it is easier to see at a glance what features are enabled and to make sure you don't have features in one kernel but missing in another."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1644
msgid "Left undiscussed however, is Guix's initrd and its customization. It is likely that you'll need to modify the initrd on a machine using a custom kernel, since certain modules which are expected to be built may not be available for inclusion into the initrd."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1651
msgid "Historically, Guix System is centered around an @code{operating-system} structure. This structure contains various fields ranging from the bootloader and kernel declaration to the services to install."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1657
msgid "Depending on the target machine, that can go from a standard @code{x86_64} machine to a small ARM single board computer such as the Pine64, the image constraints can vary a lot. The hardware manufacturers will impose different image formats with various partition sizes and offsets."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1662
msgid "To create images suitable for all those machines, a new abstraction is necessary: that's the goal of the @code{image} record. This record contains all the required information to be transformed into a standalone image, that can be directly booted on any target machine."
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:1684
#, no-wrap
msgid ""
"(define-record-type* <image>\n"
" image make-image\n"
" image?\n"
" (name image-name ;symbol\n"
" (default #f))\n"
" (format image-format) ;symbol\n"
" (target image-target\n"
" (default #f))\n"
" (size image-size ;size in bytes as integer\n"
" (default 'guess))\n"
" (operating-system image-operating-system ;<operating-system>\n"
" (default #f))\n"
" (partitions image-partitions ;list of <partition>\n"
" (default '()))\n"
" (compression? image-compression? ;boolean\n"
" (default #t))\n"
" (volatile-root? image-volatile-root? ;boolean\n"
" (default #t))\n"
" (substitutable? image-substitutable? ;boolean\n"
" (default #t)))\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1690
msgid "This record contains the operating-system to instantiate. The @code{format} field defines the image type and can be @code{efi-raw}, @code{qcow2} or @code{iso9660} for instance. In the future, it could be extended to @code{docker} or other image types."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1693
msgid "A new directory in the Guix sources is dedicated to images definition. For now there are four files:"
msgstr ""
#. type: file{#1}
#: guix-git/doc/guix-cookbook.texi:1695
#, no-wrap
msgid "gnu/system/images/hurd.scm"
msgstr ""
#. type: file{#1}
#: guix-git/doc/guix-cookbook.texi:1696
#, no-wrap
msgid "gnu/system/images/pine64.scm"
msgstr ""
#. type: file{#1}
#: guix-git/doc/guix-cookbook.texi:1697
#, no-wrap
msgid "gnu/system/images/novena.scm"
msgstr ""
#. type: file{#1}
#: guix-git/doc/guix-cookbook.texi:1698
#, no-wrap
msgid "gnu/system/images/pinebook-pro.scm"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1704
msgid "Let's have a look to @file{pine64.scm}. It contains the @code{pine64-barebones-os} variable which is a minimal definition of an operating-system dedicated to the @b{Pine A64 LTS} board."
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:1728
#, no-wrap
msgid ""
"(define pine64-barebones-os\n"
" (operating-system\n"
" (host-name \"vignemale\")\n"
" (timezone \"Europe/Paris\")\n"
" (locale \"en_US.utf8\")\n"
" (bootloader (bootloader-configuration\n"
" (bootloader u-boot-pine64-lts-bootloader)\n"
" (targets '(\"/dev/vda\"))))\n"
" (initrd-modules '())\n"
" (kernel linux-libre-arm64-generic)\n"
" (file-systems (cons (file-system\n"
" (device (file-system-label \"my-root\"))\n"
" (mount-point \"/\")\n"
" (type \"ext4\"))\n"
" %base-file-systems))\n"
" (services (cons (service agetty-service-type\n"
" (agetty-configuration\n"
" (extra-options '(\"-L\")) ; no carrier detect\n"
" (baud-rate \"115200\")\n"
" (term \"vt100\")\n"
" (tty \"ttyS0\")))\n"
" %base-services))))\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1732
msgid "The @code{kernel} and @code{bootloader} fields are pointing to packages dedicated to this board."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1734
msgid "Right below, the @code{pine64-image-type} variable is also defined."
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:1740
#, no-wrap
msgid ""
"(define pine64-image-type\n"
" (image-type\n"
" (name 'pine64-raw)\n"
" (constructor (cut image-with-os arm64-disk-image <>))))\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1744
msgid "It's using a record we haven't talked about yet, the @code{image-type} record, defined this way:"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:1751
#, no-wrap
msgid ""
"(define-record-type* <image-type>\n"
" image-type make-image-type\n"
" image-type?\n"
" (name image-type-name) ;symbol\n"
" (constructor image-type-constructor)) ;<operating-system> -> <image>\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1757
msgid "The main purpose of this record is to associate a name to a procedure transforming an @code{operating-system} to an image. To understand why it is necessary, let's have a look to the command producing an image from an @code{operating-system} configuration file:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:1760
#, no-wrap
msgid "guix system image my-os.scm\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1766
msgid "This command expects an @code{operating-system} configuration but how should we indicate that we want an image targeting a Pine64 board? We need to provide an extra information, the @code{image-type}, by passing the @code{--image-type} or @code{-t} flag, this way:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:1769
#, no-wrap
msgid "guix system image --image-type=pine64-raw my-os.scm\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1775
msgid "This @code{image-type} parameter points to the @code{pine64-image-type} defined above. Hence, the @code{operating-system} declared in @code{my-os.scm} will be applied the @code{(cut image-with-os arm64-disk-image <>)} procedure to turn it into an image."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1777
msgid "The resulting image looks like:"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:1787
#, no-wrap
msgid ""
"(image\n"
" (format 'disk-image)\n"
" (target \"aarch64-linux-gnu\")\n"
" (operating-system my-os)\n"
" (partitions\n"
" (list (partition\n"
" (inherit root-partition)\n"
" (offset root-offset)))))\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1791
msgid "which is the aggregation of the @code{operating-system} defined in @code{my-os.scm} to the @code{arm64-disk-image} record."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1793
msgid "But enough Scheme madness. What does this image API bring to the Guix user?"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1795
msgid "One can run:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:1799
#, no-wrap
msgid ""
"mathieu@@cervin:~$ guix system --list-image-types\n"
"The available image types are:\n"
"\n"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:1811
#, no-wrap
msgid ""
" - pinebook-pro-raw\n"
" - pine64-raw\n"
" - novena-raw\n"
" - hurd-raw\n"
" - hurd-qcow2\n"
" - qcow2\n"
" - uncompressed-iso9660\n"
" - efi-raw\n"
" - arm64-raw\n"
" - arm32-raw\n"
" - iso9660\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1816
msgid "and by writing an @code{operating-system} file based on @code{pine64-barebones-os}, you can customize your image to your preferences in a file (@file{my-pine-os.scm}) like this:"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:1820
#, no-wrap
msgid ""
"(use-modules (gnu services linux)\n"
" (gnu system images pine64))\n"
"\n"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:1831
#, no-wrap
msgid ""
"(let ((base-os pine64-barebones-os))\n"
" (operating-system\n"
" (inherit base-os)\n"
" (timezone \"America/Indiana/Indianapolis\")\n"
" (services\n"
" (cons\n"
" (service earlyoom-service-type\n"
" (earlyoom-configuration\n"
" (prefer-regexp \"icecat|chromium\")))\n"
" (operating-system-user-services base-os)))))\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1834
msgid "run:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:1837
#, no-wrap
msgid "guix system image --image-type=pine64-raw my-pine-os.scm\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1840
msgid "or,"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:1843
#, no-wrap
msgid "guix system image --image-type=hurd-raw my-hurd-os.scm\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1847
msgid "to get an image that can be written directly to a hard drive and booted from."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1849
msgid "Without changing anything to @code{my-hurd-os.scm}, calling:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:1852
#, no-wrap
msgid "guix system image --image-type=hurd-qcow2 my-hurd-os.scm\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1855
msgid "will instead produce a Hurd QEMU image."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1862
msgid "To connect to a Wireguard VPN server you need the kernel module to be loaded in memory and a package providing networking tools that support it (e.g. @code{wireguard-tools} or @code{network-manager})."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1866
msgid "Here is a configuration example for Linux-Libre < 5.6, where the module is out of tree and need to be loaded manually---following revisions of the kernel have it built-in and so don't need such configuration:"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:1871
#, no-wrap
msgid ""
"(use-modules (gnu))\n"
"(use-service-modules desktop)\n"
"(use-package-modules vpn)\n"
"\n"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:1880
#, no-wrap
msgid ""
"(operating-system\n"
" ;; …\n"
" (services (cons (simple-service 'wireguard-module\n"
" kernel-module-loader-service-type\n"
" '(\"wireguard\"))\n"
" %desktop-services))\n"
" (packages (cons wireguard-tools %base-packages))\n"
" (kernel-loadable-modules (list wireguard-linux-compat)))\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1884
msgid "After reconfiguring and restarting your system you can either use Wireguard tools or NetworkManager to connect to a VPN server."
msgstr ""
#. type: subsection
#: guix-git/doc/guix-cookbook.texi:1885
#, no-wrap
msgid "Using Wireguard tools"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1891
msgid "To test your Wireguard setup it is convenient to use @command{wg-quick}. Just give it a configuration file @command{wg-quick up ./wg0.conf}; or put that file in @file{/etc/wireguard} and run @command{wg-quick up wg0} instead."
msgstr ""
#. type: quotation
#: guix-git/doc/guix-cookbook.texi:1895
msgid "Be warned that the author described this command as a: “[…] very quick and dirty bash script […]”."
msgstr ""
#. type: subsection
#: guix-git/doc/guix-cookbook.texi:1897
#, no-wrap
msgid "Using NetworkManager"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1905
msgid "Thanks to NetworkManager support for Wireguard we can connect to our VPN using @command{nmcli} command. Up to this point this guide assumes that you're using Network Manager service provided by @code{%desktop-services}. Ortherwise you need to adjust your services list to load @code{network-manager-service-type} and reconfigure your Guix system."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1907
msgid "To import your VPN configuration execute nmcli import command:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:1911
#, no-wrap
msgid ""
"# nmcli connection import type wireguard file wg0.conf\n"
"Connection 'wg0' (edbee261-aa5a-42db-b032-6c7757c60fde) successfully added\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1916
msgid "This will create a configuration file in @file{/etc/NetworkManager/wg0.nmconnection}. Next connect to the Wireguard server:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:1920
#, no-wrap
msgid ""
"$ nmcli connection up wg0\n"
"Connection successfully activated (D-Bus active path: /org/freedesktop/NetworkManager/ActiveConnection/6)\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1924
msgid "By default NetworkManager will connect automatically on system boot. To change that behaviour you need to edit your config:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:1927
#, no-wrap
msgid "# nmcli connection modify wg0 connection.autoconnect no\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1932
msgid "For more specific information about NetworkManager and wireguard @uref{https://blogs.gnome.org/thaller/2019/03/15/wireguard-in-networkmanager/,see this post by thaller}."
msgstr ""
#. type: cindex
#: guix-git/doc/guix-cookbook.texi:1935
#, no-wrap
msgid "wm"
msgstr ""
#. type: subsection
#: guix-git/doc/guix-cookbook.texi:1937 guix-git/doc/guix-cookbook.texi:1938
#, no-wrap
msgid "StumpWM"
msgstr ""
#. type: cindex
#: guix-git/doc/guix-cookbook.texi:1939
#, no-wrap
msgid "stumpwm"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1944
msgid "You could install StumpWM with a Guix system by adding @code{stumpwm} and optionally @code{`(,stumpwm \"lib\")} packages to a system configuration file, e.g.@: @file{/etc/config.scm}."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1946
msgid "An example configuration can look like this:"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:1950
#, no-wrap
msgid ""
"(use-modules (gnu))\n"
"(use-package-modules wm)\n"
"\n"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:1955
#, no-wrap
msgid ""
"(operating-system\n"
" ;; …\n"
" (packages (append (list sbcl stumpwm `(,stumpwm \"lib\"))\n"
" %base-packages)))\n"
msgstr ""
#. type: cindex
#: guix-git/doc/guix-cookbook.texi:1957
#, no-wrap
msgid "stumpwm fonts"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1961
msgid "By default StumpWM uses X11 fonts, which could be small or pixelated on your system. You could fix this by installing StumpWM contrib Lisp module @code{sbcl-ttf-fonts}, adding it to Guix system packages:"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:1965
#, no-wrap
msgid ""
"(use-modules (gnu))\n"
"(use-package-modules fonts wm)\n"
"\n"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:1970
#, no-wrap
msgid ""
"(operating-system\n"
" ;; …\n"
" (packages (append (list sbcl stumpwm `(,stumpwm \"lib\"))\n"
" sbcl-ttf-fonts font-dejavu %base-packages)))\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1974
msgid "Then you need to add the following code to a StumpWM configuration file @file{~/.stumpwm.d/init.lisp}:"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:1981
#, no-wrap
msgid ""
"(require :ttf-fonts)\n"
"(setf xft:*font-dirs* '(\"/run/current-system/profile/share/fonts/\"))\n"
"(setf clx-truetype:+font-cache-filename+ (concat (getenv \"HOME\") \"/.fonts/font-cache.sexp\"))\n"
"(xft:cache-fonts)\n"
"(set-font (make-instance 'xft:font :family \"DejaVu Sans Mono\" :subfamily \"Book\" :size 11))\n"
msgstr ""
#. type: subsection
#: guix-git/doc/guix-cookbook.texi:1983 guix-git/doc/guix-cookbook.texi:1984
#, no-wrap
msgid "Session lock"
msgstr ""
#. type: cindex
#: guix-git/doc/guix-cookbook.texi:1985
#, no-wrap
msgid "sessionlock"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1991
msgid "Depending on your environment, locking the screen of your session might come built in or it might be something you have to set up yourself. If you use a desktop environment like GNOME or KDE, it's usually built in. If you use a plain window manager like StumpWM or EXWM, you might have to set it up yourself."
msgstr ""
#. type: subsubsection
#: guix-git/doc/guix-cookbook.texi:1992 guix-git/doc/guix-cookbook.texi:1993
#, no-wrap
msgid "Xorg"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:1999
msgid "If you use Xorg, you can use the utility @uref{https://www.mankier.com/1/xss-lock, xss-lock} to lock the screen of your session. xss-lock is triggered by DPMS which since Xorg 1.8 is auto-detected and enabled if ACPI is also enabled at kernel runtime."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2002
msgid "To use xss-lock, you can simple execute it and put it into the background before you start your window manager from e.g. your @file{~/.xsession}:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2006
#, no-wrap
msgid ""
"xss-lock -- slock &\n"
"exec stumpwm\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2010
msgid "In this example, xss-lock uses @code{slock} to do the actual locking of the screen when it determines it's appropriate, like when you suspend your device."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2014
msgid "For slock to be allowed to be a screen locker for the graphical session, it needs to be made setuid-root so it can authenticate users, and it needs a PAM service. This can be achieved by adding the following service to your @file{config.scm}:"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:2017
#, no-wrap
msgid "(screen-locker-service slock)\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2023
msgid "If you manually lock your screen, e.g. by directly calling slock when you want to lock your screen but not suspend it, it's a good idea to notify xss-lock about this so no confusion occurs. This can be done by executing @code{xset s activate} immediately before you execute slock."
msgstr ""
#. type: cindex
#: guix-git/doc/guix-cookbook.texi:2026
#, no-wrap
msgid "linode, Linode"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2031
msgid "To run Guix on a server hosted by @uref{https://www.linode.com, Linode}, start with a recommended Debian server. We recommend using the default distro as a way to bootstrap Guix. Create your SSH keys."
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2034
#, no-wrap
msgid "ssh-keygen\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2040
msgid "Be sure to add your SSH key for easy login to the remote server. This is trivially done via Linode's graphical interface for adding SSH keys. Go to your profile and click add SSH Key. Copy into it the output of:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2043
#, no-wrap
msgid "cat ~/.ssh/<username>_rsa.pub\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2046
msgid "Power the Linode down."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2050
msgid "In the Linode's Storage tab, resize the Debian disk to be smaller. 30 GB free space is recommended. Then click \"Add a disk\", and fill out the form with the following:"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:2054
msgid "Label: \"Guix\""
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:2057
msgid "Filesystem: ext4"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:2060
msgid "Set it to the remaining size"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2065
msgid "In the Configurations tab, press \"Edit\" on the default Debian profile. Under \"Block Device Assignment\" click \"Add a Device\". It should be @file{/dev/sdc} and you can select the \"Guix\" disk. Save Changes."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2067
msgid "Now \"Add a Configuration\", with the following:"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:2070
msgid "Label: Guix"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:2073
msgid "Kernel:GRUB 2 (it's at the bottom! This step is @b{IMPORTANT!})"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:2076
msgid "Block device assignment:"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:2079
msgid "@file{/dev/sda}: Guix"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:2082
msgid "@file{/dev/sdb}: swap"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:2085
msgid "Root device: @file{/dev/sda}"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:2088
msgid "Turn off all the filesystem/boot helpers"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2095
msgid "Now power it back up, booting with the Debian configuration. Once it's running, ssh to your server via @code{ssh root@@@var{<your-server-IP-here>}}. (You can find your server IP address in your Linode Summary section.) Now you can run the \"install guix from @pxref{Binary Installation,,, guix, GNU Guix}\" steps:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2103
#, no-wrap
msgid ""
"sudo apt-get install gpg\n"
"wget https://sv.gnu.org/people/viewgpg.php?user_id=15145 -qO - | gpg --import -\n"
"wget https://git.savannah.gnu.org/cgit/guix.git/plain/etc/guix-install.sh\n"
"chmod +x guix-install.sh\n"
"./guix-install.sh\n"
"guix pull\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2107
msgid "Now it's time to write out a config for the server. The key information is below. Save the resulting file as @file{guix-config.scm}."
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:2118
#, no-wrap
msgid ""
"(use-modules (gnu)\n"
" (guix modules))\n"
"(use-service-modules networking\n"
" ssh)\n"
"(use-package-modules admin\n"
" certs\n"
" package-management\n"
" ssh\n"
" tls)\n"
"\n"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:2135
#, no-wrap
msgid ""
"(operating-system\n"
" (host-name \"my-server\")\n"
" (timezone \"America/New_York\")\n"
" (locale \"en_US.UTF-8\")\n"
" ;; This goofy code will generate the grub.cfg\n"
" ;; without installing the grub bootloader on disk.\n"
" (bootloader (bootloader-configuration\n"
" (bootloader\n"
" (bootloader\n"
" (inherit grub-bootloader)\n"
" (installer #~(const #true))))))\n"
" (file-systems (cons (file-system\n"
" (device \"/dev/sda\")\n"
" (mount-point \"/\")\n"
" (type \"ext4\"))\n"
" %base-file-systems))\n"
"\n"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:2138
#, no-wrap
msgid ""
" (swap-devices (list \"/dev/sdb\"))\n"
"\n"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:2142
#, no-wrap
msgid ""
" (initrd-modules (cons \"virtio_scsi\" ; Needed to find the disk\n"
" %base-initrd-modules))\n"
"\n"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:2151
#, no-wrap
msgid ""
" (users (cons (user-account\n"
" (name \"janedoe\")\n"
" (group \"users\")\n"
" ;; Adding the account to the \"wheel\" group\n"
" ;; makes it a sudoer.\n"
" (supplementary-groups '(\"wheel\"))\n"
" (home-directory \"/home/janedoe\"))\n"
" %base-user-accounts))\n"
"\n"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:2155
#, no-wrap
msgid ""
" (packages (cons* nss-certs ;for HTTPS access\n"
" openssh-sans-x\n"
" %base-packages))\n"
"\n"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:2166
#, no-wrap
msgid ""
" (services (cons*\n"
" (service dhcp-client-service-type)\n"
" (service openssh-service-type\n"
" (openssh-configuration\n"
" (openssh openssh-sans-x)\n"
" (password-authentication? #false)\n"
" (authorized-keys\n"
" `((\"janedoe\" ,(local-file \"janedoe_rsa.pub\"))\n"
" (\"root\" ,(local-file \"janedoe_rsa.pub\"))))))\n"
" %base-services)))\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2169
msgid "Replace the following fields in the above configuration:"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:2177
#, no-wrap
msgid ""
"(host-name \"my-server\") ; replace with your server name\n"
"; if you chose a linode server outside the U.S., then\n"
"; use tzselect to find a correct timezone string\n"
"(timezone \"America/New_York\") ; if needed replace timezone\n"
"(name \"janedoe\") ; replace with your username\n"
"(\"janedoe\" ,(local-file \"janedoe_rsa.pub\")) ; replace with your ssh key\n"
"(\"root\" ,(local-file \"janedoe_rsa.pub\")) ; replace with your ssh key\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2184
msgid "The last line in the above example lets you log into the server as root and set the initial root password (see the note at the end of this recipe about root login). After you have done this, you may delete that line from your configuration and reconfigure to prevent root login."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2189
msgid "Copy your ssh public key (eg: @file{~/.ssh/id_rsa.pub}) as @file{@var{<your-username-here>}_rsa.pub} and put @file{guix-config.scm} in the same directory. In a new terminal run these commands."
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2194
#, no-wrap
msgid ""
"sftp root@@<remote server ip address>\n"
"put /path/to/files/<username>_rsa.pub .\n"
"put /path/to/files/guix-config.scm .\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2197
msgid "In your first terminal, mount the guix drive:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2201
#, no-wrap
msgid ""
"mkdir /mnt/guix\n"
"mount /dev/sdc /mnt/guix\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2206
msgid "Due to the way we set up the bootloader section of the guix-config.scm, only the grub configuration file will be installed. So, we need to copy over some of the other GRUB stuff already installed on the Debian system:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2210
#, no-wrap
msgid ""
"mkdir -p /mnt/guix/boot/grub\n"
"cp -r /boot/grub/* /mnt/guix/boot/grub/\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2213
msgid "Now initialize the Guix installation:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2216
#, no-wrap
msgid "guix system init guix-config.scm /mnt/guix\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2220
msgid "Ok, power it down! Now from the Linode console, select boot and select \"Guix\"."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2223
msgid "Once it boots, you should be able to log in via SSH! (The server config will have changed though.) You may encounter an error like:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2239
#, no-wrap
msgid ""
"$ ssh root@@<server ip address>\n"
"@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@\n"
"@ WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED! @\n"
"@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@\n"
"IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY!\n"
"Someone could be eavesdropping on you right now (man-in-the-middle attack)!\n"
"It is also possible that a host key has just been changed.\n"
"The fingerprint for the ECDSA key sent by the remote host is\n"
"SHA256:0B+wp33w57AnKQuHCvQP0+ZdKaqYrI/kyU7CfVbS7R4.\n"
"Please contact your system administrator.\n"
"Add correct host key in /home/joshua/.ssh/known_hosts to get rid of this message.\n"
"Offending ECDSA key in /home/joshua/.ssh/known_hosts:3\n"
"ECDSA host key for 198.58.98.76 has changed and you have requested strict checking.\n"
"Host key verification failed.\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2243
msgid "Either delete @file{~/.ssh/known_hosts} file, or delete the offending line starting with your server IP address."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2245
msgid "Be sure to set your password and root's password."
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2250
#, no-wrap
msgid ""
"ssh root@@<remote ip address>\n"
"passwd ; for the root password\n"
"passwd <username> ; for the user password\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2257
msgid "You may not be able to run the above commands at this point. If you have issues remotely logging into your linode box via SSH, then you may still need to set your root and user password initially by clicking on the ``Launch Console'' option in your linode. Choose the ``Glish'' instead of ``Weblish''. Now you should be able to ssh into the machine."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2261
msgid "Hooray! At this point you can shut down the server, delete the Debian disk, and resize the Guix to the rest of the size. Congratulations!"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2266
msgid "By the way, if you save it as a disk image right at this point, you'll have an easy time spinning up new Guix images! You may need to down-size the Guix image to 6144MB, to save it as an image. Then you can resize it again to the max size."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2275
msgid "To bind mount a file system, one must first set up some definitions before the @code{operating-system} section of the system definition. In this example we will bind mount a folder from a spinning disk drive to @file{/tmp}, to save wear and tear on the primary SSD, without dedicating an entire partition to be mounted as @file{/tmp}."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2278
msgid "First, the source drive that hosts the folder we wish to bind mount should be defined, so that the bind mount can depend on it."
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:2285
#, no-wrap
msgid ""
"(define source-drive ;; \"source-drive\" can be named anything you want.\n"
" (file-system\n"
" (device (uuid \"UUID goes here\"))\n"
" (mount-point \"/path-to-spinning-disk-goes-here\")\n"
" (type \"ext4\"))) ;; Make sure to set this to the appropriate type for your drive.\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2289
msgid "The source folder must also be defined, so that guix will know it's not a regular block device, but a folder."
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:2291
#, no-wrap
msgid "(define (%source-directory) \"/path-to-spinning-disk-goes-here/tmp\") ;; \"source-directory\" can be named any valid variable name.\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2295
msgid "Finally, inside the @code{file-systems} definition, we must add the mount itself."
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:2298
#, no-wrap
msgid ""
"(file-systems (cons*\n"
"\n"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:2300
#, no-wrap
msgid ""
" ...<other drives omitted for clarity>...\n"
"\n"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:2302
#, no-wrap
msgid ""
" source-drive ;; Must match the name you gave the source drive in the earlier definition.\n"
"\n"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:2310
#, no-wrap
msgid ""
" (file-system\n"
" (device (%source-directory)) ;; Make sure \"source-directory\" matches your earlier definition.\n"
" (mount-point \"/tmp\")\n"
" (type \"none\") ;; We are mounting a folder, not a partition, so this type needs to be \"none\"\n"
" (flags '(bind-mount))\n"
" (dependencies (list source-drive)) ;; Ensure \"source-drive\" matches what you've named the variable for the drive.\n"
" )\n"
"\n"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:2312
#, no-wrap
msgid ""
" ...<other drives omitted for clarity>...\n"
"\n"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:2314
#, no-wrap
msgid " ))\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2321
msgid "Guix daemon can use a HTTP proxy to get substitutes, here we are configuring it to get them via Tor."
msgstr ""
#. type: quotation
#: guix-git/doc/guix-cookbook.texi:2322
#, no-wrap
msgid "Warning"
msgstr "Varoitus"
#. type: quotation
#: guix-git/doc/guix-cookbook.texi:2328
msgid "@emph{Not all} Guix daemon's traffic will go through Tor! Only HTTP/HTTPS will get proxied; FTP, Git protocol, SSH, etc connections will still go through the clearnet. Again, this configuration isn't foolproof some of your traffic won't get routed by Tor at all. Use it at your own risk."
msgstr ""
#. type: quotation
#: guix-git/doc/guix-cookbook.texi:2334
msgid "Also note that the procedure described here applies only to package substitution. When you update your guix distribution with @command{guix pull}, you still need to use @command{torsocks} if you want to route the connection to guix's git repository servers through Tor."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2339
msgid "Guix's substitute server is available as a Onion service, if you want to use it to get your substitutes through Tor configure your system as follow:"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:2343
#, no-wrap
msgid ""
"(use-modules (gnu))\n"
"(use-service-module base networking)\n"
"\n"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:2359
#, no-wrap
msgid ""
"(operating-system\n"
" …\n"
" (services\n"
" (cons\n"
" (service tor-service-type\n"
" (tor-configuration\n"
" (config-file (plain-file \"tor-config\"\n"
" \"HTTPTunnelPort 127.0.0.1:9250\"))))\n"
" (modify-services %base-services\n"
" (guix-service-type\n"
" config => (guix-configuration\n"
" (inherit config)\n"
" ;; ci.guix.gnu.org's Onion service\n"
" (substitute-urls \"https://bp7o7ckwlewr4slm.onion\")\n"
" (http-proxy \"http://localhost:9250\")))))))\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2368
msgid "This will keep a tor process running that provides a HTTP CONNECT tunnel which will be used by @command{guix-daemon}. The daemon can use other protocols than HTTP(S) to get remote resources, request using those protocols won't go through Tor since we are only setting a HTTP tunnel here. Note that @code{substitutes-urls} is using HTTPS and not HTTP or it won't work, that's a limitation of Tor's tunnel; you may want to use @command{privoxy} instead to avoid such limitations."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2372
msgid "If you don't want to always get substitutes through Tor but using it just some of the times, then skip the @code{guix-configuration}. When you want to get a substitute from the Tor tunnel run:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2376
#, no-wrap
msgid ""
"sudo herd set-http-proxy guix-daemon http://localhost:9250\n"
"guix build --substitute-urls=https://bp7o7ckwlewr4slm.onion …\n"
msgstr ""
#. type: cindex
#: guix-git/doc/guix-cookbook.texi:2380
#, no-wrap
msgid "nginx, lua, openresty, resty"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2383
msgid "NGINX could be extended with Lua scripts."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2386
msgid "Guix provides NGINX service with ability to load Lua module and specific Lua packages, and reply to requests by evaluating Lua scripts."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2390
msgid "The following example demonstrates system definition with configuration to evaluate @file{index.lua} Lua script on HTTP request to @uref{http://localhost/hello} endpoint:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2393
#, no-wrap
msgid ""
"local shell = require \"resty.shell\"\n"
"\n"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2397
#, no-wrap
msgid ""
"local stdin = \"\"\n"
"local timeout = 1000 -- ms\n"
"local max_size = 4096 -- byte\n"
"\n"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2400
#, no-wrap
msgid ""
"local ok, stdout, stderr, reason, status =\n"
" shell.run([[/run/current-system/profile/bin/ls /tmp]], stdin, timeout, max_size)\n"
"\n"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2402
#, no-wrap
msgid "ngx.say(stdout)\n"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:2433
#, no-wrap
msgid ""
"(use-modules (gnu))\n"
"(use-service-modules #;… web)\n"
"(use-package-modules #;… lua)\n"
"(operating-system\n"
" ;; …\n"
" (services\n"
" ;; …\n"
" (service nginx-service-type\n"
" (nginx-configuration\n"
" (modules\n"
" (list\n"
" (file-append nginx-lua-module \"/etc/nginx/modules/ngx_http_lua_module.so\")))\n"
" (lua-package-path (list lua-resty-core\n"
" lua-resty-lrucache\n"
" lua-resty-signal\n"
" lua-tablepool\n"
" lua-resty-shell))\n"
" (lua-package-cpath (list lua-resty-signal))\n"
" (server-blocks\n"
" (list (nginx-server-configuration\n"
" (server-name '(\"localhost\"))\n"
" (listen '(\"80\"))\n"
" (root \"/etc\")\n"
" (locations (list\n"
" (nginx-location-configuration\n"
" (uri \"/hello\")\n"
" (body (list #~(format #f \"content_by_lua_file ~s;\"\n"
" #$(local-file \"index.lua\"))))))))))))))\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2444
msgid "Guix is a functional package manager that offers many features beyond what more traditional package managers can do. To the uninitiated, those features might not have obvious use cases at first. The purpose of this chapter is to demonstrate some advanced package management concepts."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2447
msgid "@pxref{Package Management,,, guix, GNU Guix Reference Manual} for a complete reference."
msgstr ""
#. type: section
#: guix-git/doc/guix-cookbook.texi:2450 guix-git/doc/guix-cookbook.texi:2452
#: guix-git/doc/guix-cookbook.texi:2453
#, no-wrap
msgid "Guix Profiles in Practice"
msgstr ""
#. type: menuentry
#: guix-git/doc/guix-cookbook.texi:2450
msgid "Strategies for multiple profiles and manifests."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2458
msgid "Guix provides a very useful feature that may be quite foreign to newcomers: @emph{profiles}. They are a way to group package installations together and all users on the same system are free to use as many profiles as they want."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2463
msgid "Whether you're a developer or not, you may find that multiple profiles bring you great power and flexibility. While they shift the paradigm somewhat compared to @emph{traditional package managers}, they are very convenient to use once you've understood how to set them up."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2469
msgid "If you are familiar with Python's @samp{virtualenv}, you can think of a profile as a kind of universal @samp{virtualenv} that can hold any kind of software whatsoever, not just Python software. Furthermore, profiles are self-sufficient: they capture all the runtime dependencies which guarantees that all programs within a profile will always work at any point in time."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2471
msgid "Multiple profiles have many benefits:"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:2475
msgid "Clean semantic separation of the various packages a user needs for different contexts."
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:2479
msgid "Multiple profiles can be made available into the environment either on login or within a dedicated shell."
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:2483
msgid "Profiles can be loaded on demand. For instance, the user can use multiple shells, each of them running different profiles."
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:2488
msgid "Isolation: Programs from one profile will not use programs from the other, and the user can even install different versions of the same programs to the two profiles without conflict."
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:2492
msgid "Deduplication: Profiles share dependencies that happens to be the exact same. This makes multiple profiles storage-efficient."
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:2500
msgid "Reproducible: when used with declarative manifests, a profile can be fully specified by the Guix commit that was active when it was set up. This means that the exact same profile can be @uref{https://guix.gnu.org/blog/2018/multi-dimensional-transactions-and-rollbacks-oh-my/, set up anywhere and anytime}, with just the commit information. See the section on @ref{Reproducible profiles}."
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:2504
msgid "Easier upgrades and maintenance: Multiple profiles make it easy to keep package listings at hand and make upgrades completely frictionless."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2507
msgid "Concretely, here follows some typical profiles:"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:2511
msgid "The dependencies of a project you are working on."
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:2514
msgid "Your favourite programming language libraries."
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:2517
msgid "Laptop-specific programs (like @samp{powertop}) that you don't need on a desktop."
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:2521
msgid "@TeX{}live (this one can be really useful when you need to install just one package for this one document you've just received over email)."
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:2524
msgid "Games."
msgstr "Pelit."
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2527
msgid "Let's dive in the set up!"
msgstr ""
#. type: subsection
#: guix-git/doc/guix-cookbook.texi:2528 guix-git/doc/guix-cookbook.texi:2529
#, no-wrap
msgid "Basic setup with manifests"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2533
msgid "A Guix profile can be set up @emph{via} a so-called @emph{manifest specification} that looks like this:"
msgstr ""
#. type: lisp
#: guix-git/doc/guix-cookbook.texi:2543
#, no-wrap
msgid ""
"(specifications->manifest\n"
" '(\"package-1\"\n"
" ;; Version 1.3 of package-2.\n"
" \"package-2@@1.3\"\n"
" ;; The \"lib\" output of package-3.\n"
" \"package-3:lib\"\n"
" ; ...\n"
" \"package-N\"))\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2547
msgid "@pxref{Invoking guix package,,, guix, GNU Guix Reference Manual}, for the syntax details."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2549
msgid "We can create a manifest specification per profile and install them this way:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2554
#, no-wrap
msgid ""
"GUIX_EXTRA_PROFILES=$HOME/.guix-extra-profiles\n"
"mkdir -p \"$GUIX_EXTRA_PROFILES\"/my-project # if it does not exist yet\n"
"guix package --manifest=/path/to/guix-my-project-manifest.scm --profile=\"$GUIX_EXTRA_PROFILES\"/my-project/my-project\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2558
msgid "Here we set an arbitrary variable @samp{GUIX_EXTRA_PROFILES} to point to the directory where we will store our profiles in the rest of this article."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2564
msgid "Placing all your profiles in a single directory, with each profile getting its own sub-directory, is somewhat cleaner. This way, each sub-directory will contain all the symlinks for precisely one profile. Besides, ``looping over profiles'' becomes obvious from any programming language (e.g.@: a shell script) by simply looping over the sub-directories of @samp{$GUIX_EXTRA_PROFILES}."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2566
msgid "Note that it's also possible to loop over the output of"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2569
#, no-wrap
msgid "guix package --list-profiles\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2572
msgid "although you'll probably have to filter out @file{~/.config/guix/current}."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2574
msgid "To enable all profiles on login, add this to your @file{~/.bash_profile} (or similar):"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2584
#, no-wrap
msgid ""
"for i in $GUIX_EXTRA_PROFILES/*; do\n"
" profile=$i/$(basename \"$i\")\n"
" if [ -f \"$profile\"/etc/profile ]; then\n"
" GUIX_PROFILE=\"$profile\"\n"
" . \"$GUIX_PROFILE\"/etc/profile\n"
" fi\n"
" unset profile\n"
"done\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2589
msgid "Note to Guix System users: the above reflects how your default profile @file{~/.guix-profile} is activated from @file{/etc/profile}, that latter being loaded by @file{~/.bashrc} by default."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2591
msgid "You can obviously choose to only enable a subset of them:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2601
#, no-wrap
msgid ""
"for i in \"$GUIX_EXTRA_PROFILES\"/my-project-1 \"$GUIX_EXTRA_PROFILES\"/my-project-2; do\n"
" profile=$i/$(basename \"$i\")\n"
" if [ -f \"$profile\"/etc/profile ]; then\n"
" GUIX_PROFILE=\"$profile\"\n"
" . \"$GUIX_PROFILE\"/etc/profile\n"
" fi\n"
" unset profile\n"
"done\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2605
msgid "When a profile is off, it's straightforward to enable it for an individual shell without \"polluting\" the rest of the user session:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2608
#, no-wrap
msgid "GUIX_PROFILE=\"path/to/my-project\" ; . \"$GUIX_PROFILE\"/etc/profile\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2615
msgid "The key to enabling a profile is to @emph{source} its @samp{etc/profile} file. This file contains shell code that exports the right environment variables necessary to activate the software contained in the profile. It is built automatically by Guix and meant to be sourced. It contains the same variables you would get if you ran:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2618
#, no-wrap
msgid "guix package --search-paths=prefix --profile=$my_profile\"\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2622
msgid "Once again, see (@pxref{Invoking guix package,,, guix, GNU Guix Reference Manual}) for the command line options."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2624
msgid "To upgrade a profile, simply install the manifest again:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2627
#, no-wrap
msgid "guix package -m /path/to/guix-my-project-manifest.scm -p \"$GUIX_EXTRA_PROFILES\"/my-project/my-project\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2633
msgid "To upgrade all profiles, it's easy enough to loop over them. For instance, assuming your manifest specifications are stored in @file{~/.guix-manifests/guix-$profile-manifest.scm}, with @samp{$profile} being the name of the profile (e.g.@: \"project1\"), you could do the following in Bourne shell:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2638
#, no-wrap
msgid ""
"for profile in \"$GUIX_EXTRA_PROFILES\"/*; do\n"
" guix package --profile=\"$profile\" --manifest=\"$HOME/.guix-manifests/guix-$profile-manifest.scm\"\n"
"done\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2641
msgid "Each profile has its own generations:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2644
#, no-wrap
msgid "guix package -p \"$GUIX_EXTRA_PROFILES\"/my-project/my-project --list-generations\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2647
msgid "You can roll-back to any generation of a given profile:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2650
#, no-wrap
msgid "guix package -p \"$GUIX_EXTRA_PROFILES\"/my-project/my-project --switch-generations=17\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2654
msgid "Finally, if you want to switch to a profile without inheriting from the current environment, you can activate it from an empty shell:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2658
#, no-wrap
msgid ""
"env -i $(which bash) --login --noprofile --norc\n"
". my-project/etc/profile\n"
msgstr ""
#. type: subsection
#: guix-git/doc/guix-cookbook.texi:2660 guix-git/doc/guix-cookbook.texi:2661
#, no-wrap
msgid "Required packages"
msgstr "Vaadittavat paketit"
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2666
msgid "Activating a profile essentially boils down to exporting a bunch of environmental variables. This is the role of the @samp{etc/profile} within the profile."
msgstr ""
#. type: emph{#1}
#: guix-git/doc/guix-cookbook.texi:2669
msgid "Note: Only the environmental variables of the packages that consume them will be set."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2673
msgid "For instance, @samp{MANPATH} won't be set if there is no consumer application for man pages within the profile. So if you need to transparently access man pages once the profile is loaded, you've got two options:"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:2677
msgid "Either export the variable manually, e.g."
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2679
#, no-wrap
msgid "export MANPATH=/path/to/profile$@{MANPATH:+:@}$MANPATH\n"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:2683
msgid "Or include @samp{man-db} to the profile manifest."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2687
msgid "The same is true for @samp{INFOPATH} (you can install @samp{info-reader}), @samp{PKG_CONFIG_PATH} (install @samp{pkg-config}), etc."
msgstr ""
#. type: subsection
#: guix-git/doc/guix-cookbook.texi:2688 guix-git/doc/guix-cookbook.texi:2689
#, no-wrap
msgid "Default profile"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2692
msgid "What about the default profile that Guix keeps in @file{~/.guix-profile}?"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2695
msgid "You can assign it the role you want. Typically you would install the manifest of the packages you want to use all the time."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2699
msgid "Alternatively, you could keep it ``manifest-less'' for throw-away packages that you would just use for a couple of days. This way makes it convenient to run"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2703
#, no-wrap
msgid ""
"guix install package-foo\n"
"guix upgrade package-bar\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2706
msgid "without having to specify the path to a profile."
msgstr ""
#. type: subsection
#: guix-git/doc/guix-cookbook.texi:2707 guix-git/doc/guix-cookbook.texi:2708
#, no-wrap
msgid "The benefits of manifests"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2712
msgid "Manifests are a convenient way to keep your package lists around and, say, to synchronize them across multiple machines using a version control system."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2716
msgid "A common complaint about manifests is that they can be slow to install when they contain large number of packages. This is especially cumbersome when you just want get an upgrade for one package within a big manifest."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2721
msgid "This is one more reason to use multiple profiles, which happen to be just perfect to break down manifests into multiple sets of semantically connected packages. Using multiple, small profiles provides more flexibility and usability."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2723
msgid "Manifests come with multiple benefits. In particular, they ease maintenance:"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:2731
msgid "When a profile is set up from a manifest, the manifest itself is self-sufficient to keep a ``package listing'' around and reinstall the profile later or on a different system. For ad-hoc profiles, we would need to generate a manifest specification manually and maintain the package versions for the packages that don't use the default version."
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:2736
msgid "@code{guix package --upgrade} always tries to update the packages that have propagated inputs, even if there is nothing to do. Guix manifests remove this problem."
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:2742
msgid "When partially upgrading a profile, conflicts may arise (due to diverging dependencies between the updated and the non-updated packages) and they can be annoying to resolve manually. Manifests remove this problem altogether since all packages are always upgraded at once."
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:2748
msgid "As mentioned above, manifests allow for reproducible profiles, while the imperative @code{guix install}, @code{guix upgrade}, etc. do not, since they produce different profiles every time even when they hold the same packages. See @uref{https://issues.guix.gnu.org/issue/33285, the related discussion on the matter}."
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:2756
msgid "Manifest specifications are usable by other @samp{guix} commands. For example, you can run @code{guix weather -m manifest.scm} to see how many substitutes are available, which can help you decide whether you want to try upgrading today or wait a while. Another example: you can run @code{guix pack -m manifest.scm} to create a pack containing all the packages in the manifest (and their transitive references)."
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:2760
msgid "Finally, manifests have a Scheme representation, the @samp{<manifest>} record type. They can be manipulated in Scheme and passed to the various Guix @uref{https://en.wikipedia.org/wiki/Api, APIs}."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2768
msgid "It's important to understand that while manifests can be used to declare profiles, they are not strictly equivalent: profiles have the side effect that they ``pin'' packages in the store, which prevents them from being garbage-collected (@pxref{Invoking guix gc,,, guix, GNU Guix Reference Manual}) and ensures that they will still be available at any point in the future."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2770
msgid "Let's take an example:"
msgstr ""
#. type: enumerate
#: guix-git/doc/guix-cookbook.texi:2776
msgid "We have an environment for hacking on a project for which there isn't a Guix package yet. We build the environment using a manifest, and then run @code{guix environment -m manifest.scm}. So far so good."
msgstr ""
#. type: enumerate
#: guix-git/doc/guix-cookbook.texi:2782
msgid "Many weeks pass and we have run a couple of @code{guix pull} in the mean time. Maybe a dependency from our manifest has been updated; or we may have run @code{guix gc} and some packages needed by our manifest have been garbage-collected."
msgstr ""
#. type: enumerate
#: guix-git/doc/guix-cookbook.texi:2787
msgid "Eventually, we set to work on that project again, so we run @code{guix environment -m manifest.scm}. But now we have to wait for Guix to build and install stuff!"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2793
msgid "Ideally, we could spare the rebuild time. And indeed we can, all we need is to install the manifest to a profile and use @code{GUIX_PROFILE=/the/profile; . \"$GUIX_PROFILE\"/etc/profile} as explained above: this guarantees that our hacking environment will be available at all times."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2796
msgid "@emph{Security warning:} While keeping old profiles around can be convenient, keep in mind that outdated packages may not have received the latest security fixes."
msgstr ""
#. type: subsection
#: guix-git/doc/guix-cookbook.texi:2797 guix-git/doc/guix-cookbook.texi:2798
#, no-wrap
msgid "Reproducible profiles"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2801
msgid "To reproduce a profile bit-for-bit, we need two pieces of information:"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:2805
msgid "a manifest,"
msgstr ""
#. type: itemize
#: guix-git/doc/guix-cookbook.texi:2807
msgid "a Guix channel specification."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2811
msgid "Indeed, manifests alone might not be enough: different Guix versions (or different channels) can produce different outputs for a given manifest."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2815
msgid "You can output the Guix channel specification with @samp{guix describe --format=channels}. Save this to a file, say @samp{channel-specs.scm}."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2818
msgid "On another computer, you can use the channel specification file and the manifest to reproduce the exact same profile:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2822
#, no-wrap
msgid ""
"GUIX_EXTRA_PROFILES=$HOME/.guix-extra-profiles\n"
"GUIX_EXTRA=$HOME/.guix-extra\n"
"\n"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2825
#, no-wrap
msgid ""
"mkdir \"$GUIX_EXTRA\"/my-project\n"
"guix pull --channels=channel-specs.scm --profile \"$GUIX_EXTRA/my-project/guix\"\n"
"\n"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2828
#, no-wrap
msgid ""
"mkdir -p \"$GUIX_EXTRA_PROFILES/my-project\"\n"
"\"$GUIX_EXTRA\"/my-project/guix/bin/guix package --manifest=/path/to/guix-my-project-manifest.scm --profile=\"$GUIX_EXTRA_PROFILES\"/my-project/my-project\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2832
msgid "It's safe to delete the Guix channel profile you've just installed with the channel specification, the project profile does not depend on it."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2839
msgid "Guix provides multiple tools to manage environment. This chapter demonstrate such utilities."
msgstr ""
#. type: section
#: guix-git/doc/guix-cookbook.texi:2842 guix-git/doc/guix-cookbook.texi:2844
#: guix-git/doc/guix-cookbook.texi:2845
#, no-wrap
msgid "Guix environment via direnv"
msgstr ""
#. type: menuentry
#: guix-git/doc/guix-cookbook.texi:2842
msgid "Setup Guix environment with direnv"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2850
msgid "Guix provides a @samp{direnv} package, which could extend shell after directory change. This tool could be used to prepare a pure Guix environment."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2856
msgid "The following example provides a shell function for @file{~/.direnvrc} file, which could be used from Guix Git repository in @file{~/src/guix/.envrc} file to setup a build environment similar to described in @pxref{Building from Git,,, guix, GNU Guix Reference Manual}."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2858
msgid "Create a @file{~/.direnvrc} with a Bash code:"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2876
#, no-wrap
msgid ""
"# Thanks <https://github.com/direnv/direnv/issues/73#issuecomment-152284914>\n"
"export_function()\n"
"@{\n"
" local name=$1\n"
" local alias_dir=$PWD/.direnv/aliases\n"
" mkdir -p \"$alias_dir\"\n"
" PATH_add \"$alias_dir\"\n"
" local target=\"$alias_dir/$name\"\n"
" if declare -f \"$name\" >/dev/null; then\n"
" echo \"#!$SHELL\" > \"$target\"\n"
" declare -f \"$name\" >> \"$target\" 2>/dev/null\n"
" # Notice that we add shell variables to the function trigger.\n"
" echo \"$name \\$*\" >> \"$target\"\n"
" chmod +x \"$target\"\n"
" fi\n"
"@}\n"
"\n"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2881
#, no-wrap
msgid ""
"use_guix()\n"
"@{\n"
" # Set GitHub token.\n"
" export GUIX_GITHUB_TOKEN=\"xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx\"\n"
"\n"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2884
#, no-wrap
msgid ""
" # Unset 'GUIX_PACKAGE_PATH'.\n"
" export GUIX_PACKAGE_PATH=\"\"\n"
"\n"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2893
#, no-wrap
msgid ""
" # Recreate a garbage collector root.\n"
" gcroots=\"$HOME/.config/guix/gcroots\"\n"
" mkdir -p \"$gcroots\"\n"
" gcroot=\"$gcroots/guix\"\n"
" if [ -L \"$gcroot\" ]\n"
" then\n"
" rm -v \"$gcroot\"\n"
" fi\n"
"\n"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2908
#, no-wrap
msgid ""
" # Miscellaneous packages.\n"
" PACKAGES_MAINTENANCE=(\n"
" direnv\n"
" git\n"
" git:send-email\n"
" git-cal\n"
" gnupg\n"
" guile-colorized\n"
" guile-readline\n"
" less\n"
" ncurses\n"
" openssh\n"
" xdot\n"
" )\n"
"\n"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2911
#, no-wrap
msgid ""
" # Environment packages.\n"
" PACKAGES=(help2man guile-sqlite3 guile-gcrypt)\n"
"\n"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2914
#, no-wrap
msgid ""
" # Thanks <https://lists.gnu.org/archive/html/guix-devel/2016-09/msg00859.html>\n"
" eval \"$(guix environment --search-paths --root=\"$gcroot\" --pure guix --ad-hoc $@{PACKAGES[@@]@} $@{PACKAGES_MAINTENANCE[@@]@} \"$@@\")\"\n"
"\n"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2921
#, no-wrap
msgid ""
" # Predefine configure flags.\n"
" configure()\n"
" @{\n"
" ./configure --localstatedir=/var --prefix=\n"
" @}\n"
" export_function configure\n"
"\n"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2932
#, no-wrap
msgid ""
" # Run make and optionally build something.\n"
" build()\n"
" @{\n"
" make -j 2\n"
" if [ $# -gt 0 ]\n"
" then\n"
" ./pre-inst-env guix build \"$@@\"\n"
" fi\n"
" @}\n"
" export_function build\n"
"\n"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2939
#, no-wrap
msgid ""
" # Predefine push Git command.\n"
" push()\n"
" @{\n"
" git push --set-upstream origin\n"
" @}\n"
" export_function push\n"
"\n"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2942
#, no-wrap
msgid ""
" clear # Clean up the screen.\n"
" git-cal --author='Your Name' # Show contributions calendar.\n"
"\n"
msgstr ""
#. type: example
#: guix-git/doc/guix-cookbook.texi:2950
#, no-wrap
msgid ""
" # Show commands help.\n"
" echo \"\n"
"build build a package or just a project if no argument provided\n"
"configure run ./configure with predefined parameters\n"
"push push to upstream Git repository\n"
"\"\n"
"@}\n"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2954
msgid "Every project containing @file{.envrc} with a string @code{use guix} will have predefined environment variables and procedures."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2956
msgid "Run @command{direnv allow} to setup the environment for the first time."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2968
msgid "Guix is based on the @uref{https://nixos.org/nix/, Nix package manager}, which was designed and implemented by Eelco Dolstra, with contributions from other people (see the @file{nix/AUTHORS} file in Guix.) Nix pioneered functional package management, and promoted unprecedented features, such as transactional package upgrades and rollbacks, per-user profiles, and referentially transparent build processes. Without this work, Guix would not exist."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2971
msgid "The Nix-based software distributions, Nixpkgs and NixOS, have also been an inspiration for Guix."
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2977
msgid "GNU@tie{}Guix itself is a collective work with contributions from a number of people. See the @file{AUTHORS} file in Guix for more information on these fine people. The @file{THANKS} file lists people who have helped by reporting bugs, taking care of the infrastructure, providing artwork and themes, making suggestions, and more---thank you!"
msgstr ""
#. type: Plain text
#: guix-git/doc/guix-cookbook.texi:2980
msgid "This document includes adapted sections from articles that have previously been published on the Guix blog at @uref{https://guix.gnu.org/blog}."
msgstr ""
#. type: cindex
#: guix-git/doc/guix-cookbook.texi:2985
#, no-wrap
msgid "license, GNU Free Documentation License"
msgstr ""
#. type: include
#: guix-git/doc/guix-cookbook.texi:2986
#, no-wrap
msgid "fdl-1.3.texi"
msgstr ""
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