240 lines
9.1 KiB
Scheme
240 lines
9.1 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2012, 2013, 2014 Ludovic Courtès <ludo@gnu.org>
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;;;
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;;; This file is part of GNU Guix.
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;;;
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;;; GNU Guix is free software; you can redistribute it and/or modify it
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;;; under the terms of the GNU General Public License as published by
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;;; the Free Software Foundation; either version 3 of the License, or (at
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;;; your option) any later version.
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;;;
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;;; GNU Guix is distributed in the hope that it will be useful, but
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;;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;;; GNU General Public License for more details.
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;;;
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;;; You should have received a copy of the GNU General Public License
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;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
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;;;
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;;; This file defines build jobs for the Hydra continuation integration
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;;; tool.
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;;;
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;; Attempt to use our very own Guix modules.
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(eval-when (compile load eval)
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;; Ignore any available .go, and force recompilation. This is because our
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;; checkout in the store has mtime set to the epoch, and thus .go files look
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;; newer, even though they may not correspond.
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(set! %fresh-auto-compile #t)
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(and=> (assoc-ref (current-source-location) 'filename)
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(lambda (file)
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(let ((dir (string-append (dirname file) "/../..")))
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(format (current-error-port) "prepending ~s to the load path~%"
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dir)
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(set! %load-path (cons dir %load-path))))))
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(use-modules (guix config)
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(guix store)
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(guix packages)
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(guix derivations)
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(guix monads)
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((guix licenses) #:select (gpl3+))
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((guix utils) #:select (%current-system))
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((guix scripts system) #:select (read-operating-system))
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(gnu packages)
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(gnu packages gcc)
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(gnu packages base)
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(gnu packages gawk)
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(gnu packages guile)
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(gnu packages gettext)
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(gnu packages compression)
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(gnu packages multiprecision)
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(gnu packages make-bootstrap)
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(gnu packages commencement)
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(gnu system)
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(gnu system vm)
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(gnu system install)
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(srfi srfi-1)
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(srfi srfi-26)
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(ice-9 match))
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;; XXX: Debugging hack: since `hydra-eval-guile-jobs' redirects the output
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;; port to the bit bucket, let us write to the error port instead.
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(setvbuf (current-error-port) _IOLBF)
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(set-current-output-port (current-error-port))
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(define* (package->alist store package system
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#:optional (package-derivation package-derivation))
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"Convert PACKAGE to an alist suitable for Hydra."
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`((derivation . ,(derivation-file-name
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(package-derivation store package system)))
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(description . ,(package-synopsis package))
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(long-description . ,(package-description package))
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(license . ,(package-license package))
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(home-page . ,(package-home-page package))
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(maintainers . ("bug-guix@gnu.org"))
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;; Work around versions of 'hydra-eval-guile-jobs' before Hydra commit
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;; 61448ca (27 Feb. 2014) which used a default timeout of 2h.
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(timeout . 72000)))
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(define (package-job store job-name package system)
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"Return a job called JOB-NAME that builds PACKAGE on SYSTEM."
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(let ((job-name (symbol-append job-name (string->symbol ".")
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(string->symbol system))))
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`(,job-name . ,(cut package->alist store package system))))
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(define (package-cross-job store job-name package target system)
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"Return a job called TARGET.JOB-NAME that cross-builds PACKAGE for TARGET on
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SYSTEM."
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`(,(symbol-append (string->symbol target) (string->symbol ".") job-name
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(string->symbol ".") (string->symbol system)) .
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,(cute package->alist store package system
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(cut package-cross-derivation <> <> target <>))))
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(define %core-packages
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;; Note: Don't put the '-final' package variants because (1) that's
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;; implicit, and (2) they cannot be cross-built (due to the explicit input
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;; chain.)
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(list gcc-4.8 gcc-4.7 glibc binutils
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gmp mpfr mpc coreutils findutils diffutils patch sed grep
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gawk gnu-gettext hello guile-2.0 zlib gzip xz
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%bootstrap-binaries-tarball
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%binutils-bootstrap-tarball
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%glibc-bootstrap-tarball
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%gcc-bootstrap-tarball
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%guile-bootstrap-tarball
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%bootstrap-tarballs))
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(define %packages-to-cross-build
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%core-packages)
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(define %cross-targets
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'("mips64el-linux-gnu"
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"mips64el-linux-gnuabi64"))
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(define (demo-os)
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"Return the \"demo\" 'operating-system' structure."
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(let* ((dir (dirname (assoc-ref (current-source-location) 'filename)))
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(file (string-append dir "/demo-os.scm")))
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(read-operating-system file)))
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(define (qemu-jobs store system)
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"Return a list of jobs that build QEMU images for SYSTEM."
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(define (->alist drv)
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`((derivation . ,(derivation-file-name drv))
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(description . "Stand-alone QEMU image of the GNU system")
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(long-description . "This is a demo stand-alone QEMU image of the GNU
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system.")
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(license . ,gpl3+)
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(home-page . ,%guix-home-page-url)
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(maintainers . ("bug-guix@gnu.org"))))
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(define (->job name drv)
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(let ((name (symbol-append name (string->symbol ".")
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(string->symbol system))))
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`(,name . ,(cut ->alist drv))))
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(define MiB
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(expt 2 20))
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(if (member system '("x86_64-linux" "i686-linux"))
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(list (->job 'qemu-image
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(run-with-store store
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(system-qemu-image (demo-os)
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#:disk-image-size
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(* 1400 MiB)))) ; 1.4 GiB
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(->job 'usb-image
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(run-with-store store
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(system-disk-image installation-os
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#:disk-image-size
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(* 800 MiB)))))
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'()))
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(define job-name
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;; Return the name of a package's job.
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(compose string->symbol package-full-name))
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(define package->job
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(let ((base-packages
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(delete-duplicates
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(append-map (match-lambda
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((_ package _ ...)
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(match (package-transitive-inputs package)
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(((_ inputs _ ...) ...)
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inputs))))
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%final-inputs))))
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(lambda (store package system)
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"Return a job for PACKAGE on SYSTEM, or #f if this combination is not
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valid."
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(cond ((member package base-packages)
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#f)
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((member system
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(package-transitive-supported-systems package))
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(package-job store (job-name package) package system))
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(else
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#f)))))
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;;;
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;;; Hydra entry point.
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;;;
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(define (hydra-jobs store arguments)
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"Return Hydra jobs."
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(define subset
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(match (assoc-ref arguments 'subset)
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("core" 'core) ; only build core packages
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(_ 'all))) ; build everything
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(define (cross-jobs system)
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(define (from-32-to-64? target)
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;; Return true if SYSTEM is 32-bit and TARGET is 64-bit.
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;; This hacks prevents known-to-fail cross-builds from i686-linux to
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;; mips64el-linux-gnuabi64.
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(and (string-prefix? "i686-" system)
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(string-suffix? "64" target)))
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(define (same? target)
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;; Return true if SYSTEM and TARGET are the same thing. This is so we
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;; don't try to cross-compile to 'mips64el-linux-gnu' from
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;; 'mips64el-linux'.
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(string-contains target system))
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(define (either proc1 proc2)
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(lambda (x)
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(or (proc1 x) (proc2 x))))
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(append-map (lambda (target)
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(map (lambda (package)
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(package-cross-job store (job-name package)
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package target system))
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%packages-to-cross-build))
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(remove (either from-32-to-64? same?) %cross-targets)))
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;; Return one job for each package, except bootstrap packages.
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(append-map (lambda (system)
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(case subset
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((all)
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;; Build everything.
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(fold-packages (lambda (package result)
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(let ((job (package->job store package
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system)))
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(if job
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(cons job result)
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result)))
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(append (qemu-jobs store system)
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(cross-jobs system))))
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((core)
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;; Build core packages only.
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(append (map (lambda (package)
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(package-job store (job-name package)
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package system))
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%core-packages)
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(cross-jobs system)))
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(else
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(error "unknown subset" subset))))
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%supported-systems))
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