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spacemacs/layers/+lang/c-c++/packages.el

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EmacsLisp

;;; packages.el --- C/C++ Layer packages File for Spacemacs
;;
;; Copyright (c) 2012-2018 Sylvain Benner & Contributors
;;
;; Author: Sylvain Benner <sylvain.benner@gmail.com>
;; URL: https://github.com/syl20bnr/spacemacs
;;
;; This file is not part of GNU Emacs.
;;
;;; License: GPLv3
(setq c-c++-packages
'(
cc-mode
clang-format
company
(company-c-headers :requires company)
(company-rtags :requires company rtags)
company-ycmd
counsel-gtags
(cpp-auto-include
:location (recipe :fetcher github
:repo "syohex/emacs-cpp-auto-include"))
disaster
flycheck
(flycheck-rtags :requires flycheck rtags)
gdb-mi
ggtags
google-c-style
helm-cscope
helm-gtags
(helm-rtags :requires helm rtags)
(ivy-rtags :requires ivy rtags)
org
realgud
rtags
semantic
srefactor
stickyfunc-enhance
xcscope
ycmd
;;lsp-backend
(cquery :requires lsp-mode)
(ccls :requires lsp-mode)
projectile
))
(defun c-c++/init-cc-mode ()
(use-package cc-mode
:defer t
:init
(progn
(when c-c++-default-mode-for-headers
(add-to-list 'auto-mode-alist
`("\\.h\\'" . ,c-c++-default-mode-for-headers)))
(when c-c++-enable-auto-newline
(add-hook 'c-mode-common-hook 'spacemacs//c-toggle-auto-newline)))
:config
(progn
(require 'compile)
(dolist (mode c-c++-modes)
(spacemacs/declare-prefix-for-mode mode "mc" "compile")
(spacemacs/declare-prefix-for-mode mode "mg" "goto")
(spacemacs/declare-prefix-for-mode mode "mp" "project")
(spacemacs/set-leader-keys-for-major-mode mode
"ga" 'projectile-find-other-file
"gA" 'projectile-find-other-file-other-window)))))
(defun c-c++/init-clang-format ()
(use-package clang-format
:if (or c-c++-enable-clang-support (spacemacs//c-c++-lsp-enabled))
:init
(progn
(when c-c++-enable-clang-format-on-save
(spacemacs/add-to-hooks 'spacemacs/clang-format-on-save c-c++-mode-hooks))
(dolist (mode c-c++-modes)
(spacemacs/declare-prefix-for-mode mode "m=" "format")
(spacemacs/set-leader-keys-for-major-mode mode
"==" 'spacemacs/clang-format-region-or-buffer
"=f" 'spacemacs/clang-format-function)))))
(defun c-c++/post-init-company ()
(when (configuration-layer/package-used-p 'cmake-mode)
(spacemacs|add-company-backends :backends company-cmake :modes cmake-mode))
(when c-c++-enable-clang-support
(if (spacemacs//c-c++-lsp-enabled)
(display-warning :error "`c-c++-enable-clang-support' ignored when using lsp backend")
(progn
(spacemacs|add-company-backends :backends company-clang :modes c-mode-common)
(setq company-clang-prefix-guesser 'spacemacs/company-more-than-prefix-guesser)
(spacemacs/add-to-hooks 'spacemacs/c-c++-load-clang-args c-c++-mode-hooks)
()))))
(defun c-c++/init-company-c-headers ()
(use-package company-c-headers
:defer t
:init (spacemacs|add-company-backends
:backends company-c-headers
:modes c-mode-common)))
(defun c-c++/init-company-rtags ()
(use-package company-rtags
:if (and (eq c-c++-backend 'rtags) c-c++-enable-rtags-completion)
:defer t
:init
(progn
(setq rtags-completions-enabled t)
(spacemacs|add-company-backends
:backends company-rtags
:modes c-mode-common))))
(defun c-c++/post-init-company-ycmd ()
(spacemacs|add-company-backends :backends company-ycmd :modes c-mode-common))
(defun c-c++/post-init-counsel-gtags ()
(dolist (mode c-c++-modes)
(spacemacs/counsel-gtags-define-keys-for-mode mode)))
(defun c-c++/init-cpp-auto-include ()
(use-package cpp-auto-include
:defer t
:init
(progn
(when c++-enable-organize-includes-on-save
(add-hook 'c++-mode-hook #'spacemacs/c++-organize-includes-on-save))
(spacemacs/declare-prefix-for-mode 'c++-mode
"mr" "refactor")
(spacemacs/set-leader-keys-for-major-mode 'c++-mode
"ri" #'spacemacs/c++-organize-includes))))
(defun c-c++/init-disaster ()
(use-package disaster
:defer t
:commands (disaster)
:init
(progn
(dolist (mode c-c++-modes)
(spacemacs/set-leader-keys-for-major-mode mode
"D" 'disaster)))))
(defun c-c++/post-init-flycheck ()
(dolist (mode c-c++-modes)
(spacemacs/enable-flycheck mode))
(when c-c++-enable-clang-support
(spacemacs/add-to-hooks 'spacemacs/c-c++-load-clang-args c-c++-mode-hooks)))
;; TODO lazy load this package
(defun c-c++/init-flycheck-rtags ()
(use-package flycheck-rtags
:if (eq c-c++-backend 'rtags)))
(defun c-c++/post-init-ggtags ()
(add-hook 'c-mode-local-vars-hook #'spacemacs/ggtags-mode-enable)
(add-hook 'c++-mode-local-vars-hook #'spacemacs/ggtags-mode-enable))
(defun c-c++/init-gdb-mi ()
(use-package gdb-mi
:defer t
:init
(setq
;; use gdb-many-windows by default when `M-x gdb'
gdb-many-windows t
;; Non-nil means display source file containing the main routine at startup
gdb-show-main t)))
(defun c-c++/init-google-c-style ()
(use-package google-c-style
:if (or 'c-c++-enable-google-style 'c-c++-enable-google-newline)
:config (progn
(when c-c++-enable-google-style (add-hook 'c-mode-common-hook 'google-set-c-style))
(when c-c++-enable-google-newline (add-hook 'c-mode-common-hook 'google-make-newline-indent)))))
(defun c-c++/pre-init-helm-cscope ()
(spacemacs|use-package-add-hook xcscope
:post-init
(dolist (mode c-c++-modes)
(spacemacs/setup-helm-cscope mode))))
(defun c-c++/post-init-helm-gtags ()
(dolist (mode c-c++-modes)
(spacemacs/helm-gtags-define-keys-for-mode mode)))
;; TODO lazy load this package
(defun c-c++/init-helm-rtags ()
(use-package helm-rtags
:if (eq c-c++-backend 'rtags)
:init (setq rtags-display-result-backend 'helm)))
;; TODO lazy load this package
(defun c-c++/init-ivy-rtags ()
(use-package ivy-rtags
:if (eq c-c++-backend 'rtags)
:init (setq rtags-display-result-backend 'ivy)))
;; TODO lazy load this package
(defun c-c++/init-rtags ()
(use-package rtags
:if (eq c-c++-backend 'rtags)
:init
(progn
(setq rtags-autostart-diagnostics t)
(add-hook 'rtags-jump-hook 'evil-set-jump)
(rtags-diagnostics)
;; key bindings
(evil-define-key 'normal rtags-mode-map
(kbd "RET") 'rtags-select-other-window
(kbd "M-RET") 'rtags-select
(kbd "q") 'rtags-bury-or-delete)
;; TODO check for consistency with gtags key bindings
;; see https://github.com/syl20bnr/spacemacs/blob/develop/layers/+tags/gtags/funcs.el#L70
(dolist (mode c-c++-modes)
(spacemacs/set-leader-keys-for-major-mode mode
"g." 'spacemacs/c-c++-tags-find-symbol-at-point
"g," 'spacemacs/c-c++-tags-find-references-at-point
"g;" 'spacemacs/c-c++-tags-find-file
"g/" 'rtags-find-all-references-at-point
"g[" 'rtags-location-stack-back
"g]" 'rtags-location-stack-forward
"g>" 'spacemacs/c-c++-tags-find-symbol
"g<" 'spacemacs/c-c++-tags-find-references
"gB" 'rtags-show-rtags-buffer
"gd" 'rtags-print-dependencies
"gD" 'rtags-diagnostics
"ge" 'rtags-reparse-file
"gE" 'rtags-preprocess-file
"gF" 'rtags-fixit
"gG" 'rtags-guess-function-at-point
"gh" 'rtags-print-class-hierarchy
"gI" 'spacemacs/c-c++-tags-imenu
"gL" 'rtags-copy-and-print-current-location
"gM" 'rtags-symbol-info
"gO" 'rtags-goto-offset
"gp" 'rtags-set-current-project
"gR" 'rtags-rename-symbol
"gs" 'rtags-print-source-arguments
"gS" 'rtags-display-summary
"gT" 'rtags-taglist
"gv" 'rtags-find-virtuals-at-point
"gV" 'rtags-print-enum-value-at-point
"gX" 'rtags-fix-fixit-at-point
"gY" 'rtags-cycle-through-diagnostics)))))
(defun c-c++/post-init-realgud()
(dolist (mode c-c++-modes)
(spacemacs/add-realgud-debugger mode "gdb")))
(defun c-c++/post-init-semantic ()
(spacemacs/add-to-hooks 'semantic-mode c-c++-mode-hooks)
(when (or (configuration-layer/layer-used-p 'gtags)
(configuration-layer/layer-used-p 'lsp))
(spacemacs/add-to-hooks 'spacemacs//disable-semantic-idle-summary-mode c-c++-mode-hooks t)))
(defun c-c++/post-init-srefactor ()
(dolist (mode c-c++-modes)
(spacemacs/set-leader-keys-for-major-mode mode "r." 'srefactor-refactor-at-point))
(spacemacs/add-to-hooks 'spacemacs/load-srefactor c-c++-mode-hooks))
(defun c-c++/post-init-stickyfunc-enhance ()
(spacemacs/add-to-hooks 'spacemacs/load-stickyfunc-enhance c-c++-mode-hooks))
(defun c-c++/post-init-ycmd ()
(spacemacs/add-to-hooks 'ycmd-mode c-c++-mode-hooks)
(add-to-list 'spacemacs-jump-handlers-c++-mode '(ycmd-goto :async t))
(add-to-list 'spacemacs-jump-handlers-c-mode '(ycmd-goto :async t))
(dolist (mode c-c++-modes)
(spacemacs/set-leader-keys-for-major-mode mode
"gG" 'ycmd-goto-imprecise)))
(defun c-c++/pre-init-org ()
(spacemacs|use-package-add-hook org
:post-config (add-to-list 'org-babel-load-languages '(C . t))))
(defun c-c++/pre-init-xcscope ()
(spacemacs|use-package-add-hook xcscope
:post-init
(dolist (mode c-c++-modes)
(spacemacs/set-leader-keys-for-major-mode mode "gi" 'cscope-index-files))))
;; BEGIN LSP BACKEND PACKAGES
;; See also https://github.com/cquery-project/cquery/wiki/Emacs
(defun c-c++/init-cquery ()
(use-package cquery
:if (eq c-c++-backend 'lsp-cquery)
:config
(spacemacs//c-c++-lsp-config)
:hook ((c-mode c++-mode) .
(lambda () (cl-pushnew #'company-lsp company-backends) (require 'cquery) (remhash 'clangd lsp-clients) (lsp)))))
;; See also https://github.com/MaskRay/ccls/wiki/Emacs
(defun c-c++/init-ccls ()
(use-package ccls
:if (eq c-c++-backend 'lsp-ccls)
:config
(spacemacs//c-c++-lsp-config)
:hook ((c-mode c++-mode) .
(lambda () (cl-pushnew #'company-lsp company-backends) (require 'ccls) (remhash 'clangd lsp-clients) (lsp)))))
;;Intentionally adding both cquery and ccls cache dirs to ignore list, to facilitate switching between
;;two without multiple caches polluting projectile find file results
(defun c-c++/pre-init-projectile ()
(spacemacs|use-package-add-hook projectile
:post-config
(progn
(add-to-list 'projectile-globally-ignored-directories ".cquery_cached_index")
(add-to-list 'projectile-globally-ignored-directories ".ccls-cache")
(when c-c++-lsp-cache-dir
(add-to-list 'projectile-globally-ignored-directories c-c++-lsp-cache-dir))
(when c-c++-adopt-subprojects
(setq projectile-project-root-files-top-down-recurring
(append '("compile_commands.json"
".cquery"
".ccls")
projectile-project-root-files-top-down-recurring))))))
;; END LSP BACKEND PACKAGES