+ (add-hook 'emacs-lisp-mode-hook (lambda () (lispy-mode 1))))
+
+
+#+END_SRC
+
+** Perl
+*** CPerl mode
+[[https://www.emacswiki.org/emacs/CPerlMode][CPerl mode]] has more features than =PerlMode= for perl programming. Alias this to =CPerlMode=
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+ (defalias 'perl-mode 'cperl-mode)
+
+ ;; (setq cperl-hairy t)
+ ;; Turns on most of the CPerlMode options
+ (setq cperl-auto-newline t)
+ (setq cperl-highlight-variables-indiscriminately t)
+ ;(setq cperl-indent-level 4)
+ ;(setq cperl-continued-statement-offset 4)
+ (setq cperl-close-paren-offset -4)
+ (setq cperl-indent-parents-as-block t)
+ (setq cperl-tab-always-indent t)
+ ;(setq cperl-brace-offset 0)
+
+ (add-hook 'cperl-mode-hook
+ '(lambda ()
+ (cperl-set-style "C++")))
+
+ (defalias 'perldoc 'cperl-perldoc)
+#+END_SRC
+
+*** Perl template
+Refer [[https://www.emacswiki.org/emacs/AutoInsertMode][AutoInsertMode]] Wiki
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+ (eval-after-load 'autoinsert
+ '(define-auto-insert '("\\.pl\\'" . "Perl skeleton")
+ '(
+ "Empty"
+ "#!/usr/bin/perl -w" \n
+ \n
+ "use strict;" > \n \n
+ > _
+ )))
+#+END_SRC
+
+*** Perl Keywords
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+ (font-lock-add-keywords 'cperl-mode
+ '(("\\(say\\)" . cperl-nonoverridable-face)
+ ("\\([0-9.]\\)*" . font-lock-constant-face)
+ ("\".*\\(\\\n\\).*\"" . font-lock-constant-face)
+ ("\n" . font-lock-constant-face)
+ ("\\(^#!.*\\)$" . cperl-nonoverridable-face)))
+
+ ;; (font-lock-add-keywords 'Man-mode
+ ;; '(("\\(NAME\\)" . font-lock-function-name-face)))
+
+#+END_SRC
+
+*** Run Perl
+Change the compile-command to set the default command run when call =compile=
+Mapping =s-r= (on Mac, it's =Command + R= to run the script. Here =current-prefix-arg= is set
+to call =compilation= interactively.
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+ (defun my-perl-hook ()
+ (progn
+ (setq-local compilation-read-command nil)
+ (set (make-local-variable 'compile-command)
+ (concat "/usr/bin/perl "
+ (if buffer-file-name
+ (shell-quote-argument buffer-file-name))))
+ (local-set-key (kbd "s-r")
+ (lambda ()
+ (interactive)
+ ; (setq current-prefix-arg '(4)) ; C-u
+ (call-interactively 'compile)))))
+
+ (add-hook 'cperl-mode-hook 'my-perl-hook)
+#+END_SRC
+
+** C & C++
+C/C++ ide tools
+1. completion (file name, function name, variable name)
+2. template yasnippet (keywords, if, function)
+3. tags jump
+*** c/c++ style
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+ (setq c-default-style "stroustrup"
+ c-basic-offset 4)
+
+ ;; "C-M-j" is my global binding for avy goto line below
+ ;; disable it in c mode
+ (mapcar #'(lambda (map)
+ (define-key map (kbd "C-M-j") nil))
+ (list c-mode-map
+ c++-mode-map
+ objc-mode-map))
+
+ ;; objective c
+ (add-to-list 'auto-mode-alist '("\\.mm\\'" . objc-mode))
+#+END_SRC
+
+*** irony
+**** install irony server
+Install clang, on mac, it has =libclang.dylib=, but no develop headers. Install by =brew=
+#+BEGIN_SRC sh
+ brew install llvm --with-clang
+#+END_SRC
+
+then install irony searver, and =LIBCLANG_LIBRARY= and =LIBCLANG_INCLUDE_DIR= accordingly
+#+BEGIN_SRC emacs-lisp :tangle no :results silent
+ (irony-install-server)
+#+END_SRC
+
+#+BEGIN_SRC sh
+ cmake -DLIBCLANG_LIBRARY\=/usr/local/Cellar/llvm/3.6.2/lib/libclang.dylib \
+ -DLIBCLANG_INCLUDE_DIR=/usr/local/Cellar/llvm/3.6.2/include \
+ -DCMAKE_INSTALL_PREFIX\=/Users/peli3/.emacs.d/irony/ \
+ /Users/peli3/.emacs.d/elpa/irony-20160713.1245/server && cmake --build . --use-stderr --config Release --target install
+#+END_SRC
+
+**** irony config
+irony-mode-hook, copied from [[https://github.com/Sarcasm/irony-mode][irony-mode]] github
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+ (use-package irony
+ :ensure t
+ :config
+ (add-hook 'c++-mode-hook 'irony-mode)
+ (add-hook 'c-mode-hook 'irony-mode)
+ (add-hook 'objc-mode-hook 'irony-mode))
+
+ ;; replace the `completion-at-point' and `complete-symbol' bindings in
+ ;; irony-mode's buffers by irony-mode's function
+
+ (defun my-irony-mode-hook ()
+ (define-key irony-mode-map [remap completion-at-point]
+ 'irony-completion-at-point-async)
+ (define-key irony-mode-map [remap complete-symbol]
+ 'irony-completion-at-point-async))
+
+ (add-hook 'irony-mode-hook 'my-irony-mode-hook)
+ (add-hook 'irony-mode-hook 'irony-cdb-autosetup-compile-options)
+
+ (add-hook 'c++-mode-local-vars-hook #'sd/c++-mode-local-vars)
+
+ ;; add C++ completions, because by default c++ file can not complete
+ ;; c++ std functions, another method is create .dir-local.el file, for p
+ ;; for project see irony
+ (defun sd/c++-mode-local-vars ()
+ (setq irony--compile-options
+ '("-std=c++11"
+ "-stdlib=libc++"
+ "-I/usr/include/c++/4.2.1")))
+#+END_SRC
+
+irony-company
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+ (use-package company-irony
+ :ensure t)
+
+ (use-package flycheck-irony
+ :ensure t)
+
+ (use-package company-c-headers
+ :ensure t
+ :config
+ (add-to-list 'company-c-headers-path-system "/usr/include/c++/4.2.1/"))
+
+ ;; (with-eval-after-load 'company
+ ;; (add-to-list 'company-backends 'company-irony)
+ ;; (add-to-list 'company-backends 'company-c-headers))
+
+ (with-eval-after-load 'company
+ (push '(company-irony :with company-yasnippet) company-backends)
+ (push '(company-c-headers :with company-yasnippet) company-backends))
+
+ (with-eval-after-load 'flycheck
+ (add-hook 'flycheck-mode-hook #'flycheck-irony-setup))
+#+END_SRC
+
+*** flycheck
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+ (use-package flycheck
+ :ensure t)
+#+END_SRC
+
+*** gtags
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+ (use-package ggtags
+ :ensure t
+ :config
+ (define-key ggtags-mode-map (kbd "M-g d") 'ggtags-find-definition)
+ (define-key ggtags-mode-map (kbd "M-g r") 'ggtags-find-reference)
+ (define-key ggtags-mode-map (kbd "M-g r") 'ggtags-find-reference)
+ (define-key ggtags-mode-map (kbd "C-c g s") 'ggtags-find-other-symbol)
+ (define-key ggtags-mode-map (kbd "C-c g h") 'ggtags-view-tag-history)
+ (define-key ggtags-mode-map (kbd "C-c g r") 'ggtags-find-reference)
+ (define-key ggtags-mode-map (kbd "C-c g f") 'ggtags-find-file)
+ (define-key ggtags-mode-map (kbd "C-c g c") 'ggtags-create-tags)
+ (define-key ggtags-mode-map (kbd "C-c g u") 'ggtags-update-tags))
+
+ (add-hook 'c-mode-common-hook
+ (lambda ()
+ (when (derived-mode-p 'c-mode 'c++-mode 'java-mode)
+ (ggtags-mode 1))))
+
+ (require 'cc-mode)
+ (require 'semantic)
+
+ (global-semanticdb-minor-mode 1)
+ (global-semantic-idle-scheduler-mode 1)
+
+ (semantic-mode 1)
+#+END_SRC
+
+*** google C style
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+ (use-package google-c-style
+ :ensure t
+ :config
+ (add-hook 'c-mode-hook 'google-set-c-style)
+ (add-hook 'c++-mode-hook 'google-set-c-style))
+#+END_SRC
+
+** Lua
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+ (use-package lua-mode
+ :ensure t)
+#+END_SRC
+
+** Scheme
+Install =guile=, =guile= is an implementation of =Scheme= programming language.
+#+BEGIN_SRC sh
+ brew install guile
+#+END_SRC
+
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+ (setq geiser-scheme-implementation 'guile)
+#+END_SRC
+
+#+BEGIN_SRC scheme
+ (define a "3")
+ a
+#+END_SRC
+
+#+RESULTS:
+: 3
+
+** Racket
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+ (use-package racket-mode
+ :ensure t
+ :config
+ (define-key racket-mode-map (kbd "s-r") 'racket-run)
+ (add-to-list 'racket-mode-hook (lambda () (lispy-mode 1))))
+
+ ;; set racket path
+ (setenv "PATH" (concat (getenv "PATH")
+ ":" "/Applications/Racket v6.6/bin"))
+ (setenv "MANPATH" (concat (getenv "MANPATH")
+ ":" "/Applications/Racket v6.6/man"))
+ (setq exec-path (append exec-path '("/Applications/Racket v6.6/bin")))
+
+ (add-to-list 'auto-mode-alist '("\\.rkt\\'" . racket-mode))
+#+END_SRC
+
+* Compile
+Set the environments vairables in compilation mode
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+ (use-package compile
+ :commands compile
+ :config
+ (setq compilation-environment (cons "LC_ALL=C" compilation-environment))
+ (setq compilation-auto-jump-to-first-error t)
+ (setq compilation-auto-jump-to-next t)
+ (setq compilation-scroll-output 'first-error))
+
+ ;; super-r to compile
+ (with-eval-after-load "compile"
+ (define-key compilation-mode-map (kbd "C-o") nil)
+ (define-key compilation-mode-map (kbd "n") 'compilation-next-error)
+ (define-key compilation-mode-map (kbd "p") 'compilation-previous-error)
+ (define-key compilation-mode-map (kbd "r") #'recompile))
+
+ (global-set-key (kbd "s-r") 'compile)
+#+END_SRC
+
+* Auto-Insert
+** Enable auto-insert mode
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+ (auto-insert-mode t)
+ (setq auto-insert-query nil)
+#+END_SRC
+
+** C++ Auto Insert
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+ (eval-after-load 'autoinsert
+ '(define-auto-insert '("\\.cpp\\|.cc\\'" . "C++ skeleton")
+ '(
+ "Short description:"
+ "/*"
+ "\n * " (file-name-nondirectory (buffer-file-name))
+ "\n */" > \n \n
+ "#include <iostream>" \n
+ "//#include \""
+ (file-name-sans-extension
+ (file-name-nondirectory (buffer-file-name)))
+ ".hpp\"" \n \n
+ "using namespace std;" \n \n
+ "int main (int argc, char *argv[])"
+ "\n{" \n
+ > _ \n
+ "return 0;"
+ "\n}" > \n
+ )))
+
+ (eval-after-load 'autoinsert
+ '(define-auto-insert '("\\.c\\'" . "C skeleton")
+ '(
+ "Short description:"
+ "/*\n"
+ " * " (file-name-nondirectory (buffer-file-name)) "\n"
+ " */" > \n \n
+ "#include <stdio.h>" \n
+ "//#include \""
+ (file-name-sans-extension
+ (file-name-nondirectory (buffer-file-name)))
+ ".h\"" \n \n
+ "int main (int argc, char *argv[])\n"
+ "{" \n
+ > _ \n
+ "return 0;\n"
+ "}" > \n
+ )))
+
+ (eval-after-load 'autoinsert
+ '(define-auto-insert '("\\.h\\|.hpp\\'" . "c/c++ header")
+ '((s-upcase (s-snake-case (file-name-nondirectory buffer-file-name)))
+ "#ifndef " str n "#define " str "\n\n" _ "\n\n#endif // " str)))
+#+END_SRC
+
+** Python template
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+ (eval-after-load 'autoinsert
+ '(define-auto-insert '("\\.\\(py\\)\\'" . "Python skeleton")
+ '(
+ "Empty"
+ "#import os,sys" \n
+ \n \n
+ )))
+#+END_SRC
+
+** Elisp
+Emacs lisp auto-insert, based on the default module in =autoinsert.el=, but replace =completing-read= as
+=completing-read-ido-ubiquitous= to fix the edge case of that =ido= cannot handle.
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+ (eval-after-load 'autoinsert
+ '(define-auto-insert '("\\.el\\'" . "my Emacs Lisp header")
+ '(
+ "Short description: "
+ ";;; " (file-name-nondirectory (buffer-file-name)) " --- " str
+ (make-string (max 2 (- 80 (current-column) 27)) ?\s)
+ "-*- lexical-binding: t; -*-" '(setq lexical-binding t)
+ "\n
+ ;; Copyright (C) " (format-time-string "%Y") " "
+ (getenv "ORGANIZATION") | (progn user-full-name) "
+
+ ;; Author: " (user-full-name)
+ '(if (search-backward "&" (line-beginning-position) t)
+ (replace-match (capitalize (user-login-name)) t t))
+ '(end-of-line 1) " <" (progn user-mail-address) ">
+ ;; Keywords: "
+ '(require 'finder)
+ ;;'(setq v1 (apply 'vector (mapcar 'car finder-known-keywords)))
+ '(setq v1 (mapcar (lambda (x) (list (symbol-name (car x))))
+ finder-known-keywords)
+ v2 (mapconcat (lambda (x) (format "%12s: %s" (car x) (cdr x)))
+ finder-known-keywords
+ "\n"))
+ ((let ((minibuffer-help-form v2))
+ (completing-read-ido-ubiquitous "Keyword, C-h: " v1 nil t))
+ str ", ") & -2 "
+
+ \;; This program is free software; you can redistribute it and/or modify
+ \;; it under the terms of the GNU General Public License as published by
+ \;; the Free Software Foundation, either version 3 of the License, or
+ \;; (at your option) any later version.
+
+ \;; This program is distributed in the hope that it will be useful,
+ \;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+ \;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ \;; GNU General Public License for more details.
+
+ \;; You should have received a copy of the GNU General Public License
+ \;; along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+ \;;; Commentary:
+
+ \;; " _ "
+
+ \;;; Code:
+
+
+ \(provide '"
+ (file-name-base)
+ ")
+ \;;; " (file-name-nondirectory (buffer-file-name)) " ends here\n")))
+#+END_SRC
+
+** Org file template
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+ (eval-after-load 'autoinsert
+ '(define-auto-insert '("\\.\\(org\\)\\'" . "Org-mode skeleton")
+ '(
+ "title: "
+ "#+TITLE: " str (make-string 30 ?\s) > \n
+ "#+AUTHOR: Peng Li\n"
+ "#+EMAIL: seudut@gmail.com\n"
+ "#+DATE: " (shell-command-to-string "echo -n $(date +%Y-%m-%d)") > \n
+ > \n
+ > _)))
+#+END_SRC
+
+* Markdown mode
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+ (use-package markdown-mode
+ :ensure t
+ :commands (markdown-mode gfm-mode)
+ :mode (("README\\.md\\'" . gfm-mode)
+ ("\\.md\\'" . markdown-mode)
+ ("\\.markdown\\'" . markdown-mode))
+ :init (setq markdown-command "multimarkdown"))
+
+ (add-hook 'gfm-mode-hook (lambda ()
+ (set-face-attribute 'markdown-inline-code-face nil :inherit 'fixed-pitch)
+ (set-face-attribute 'markdown-pre-face nil :inherit 'fixed-pitch)))
+ (with-eval-after-load "gfm-mode"
+ (set-face-attribute 'markdown-inline-code-face nil :inherit 'fixed-pitch)
+ (set-face-attribute 'markdown-pre-face nil :inherit 'fixed-pitch))
+#+END_SRC
+
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+ (use-package markdown-preview-eww
+ :ensure t)
+#+END_SRC