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(setq x-select-enable-clipboard t ; Share clipboard with system.
x-select-enable-primary t)
(setq browse-url-browser-function 'browse-url-generic
browse-url-generic-program "firefox")
(setq ispell-program-name "aspell")
(define-prefix-command 'km/external-map)
(global-set-key (kbd "C-c x") 'km/external-map)
(define-key km/external-map "w" 'woman)
(define-key km/external-map "i" 'ispell-buffer)
;;; Shells
(setq shell-command-switch "-ic")
(defvar km/terminal "urxvt")
(defun km/open-external-terminal ()
(interactive)
(start-process "ext-term" nil km/terminal))
(define-key km/external-map "t" 'km/open-external-terminal)
(defun km/zsh-ansi-term (&optional directory)
"Open an ansi-term buffer running ZSH in DIRECTORY.
If a terminal for DIRECTORY already exists, switch to that
buffer. If the current buffer is a terminal for DIRECTORY,
create an additional terminal.
By default, DIRECTORY is `default-directory'.
With a numeric prefix argument 0, prompt the user with existing
ZSH terminal directories.
With a C-u prefix argument, set DIRECTORY to the user home
directory.
With any other non-nil value, prompt for a directory."
(interactive (km/zsh-ansi-term--args))
(let* ((dir (abbreviate-file-name directory))
(name (concat "zsh: " dir))
(full-name (concat "*" name "*"))
(default-directory dir))
(cond
((string= (km/zsh-ansi-term-directory) dir)
(ansi-term "/bin/zsh" name))
((get-buffer full-name)
(switch-to-buffer full-name))
(t
(ansi-term "/bin/zsh" name)))))
(defun km/zsh-ansi-term-other-window (&optional directory)
(interactive (km/zsh-ansi-term--args))
(pop-to-buffer (save-window-excursion (km/zsh-ansi-term directory))))
(defun km/zsh-ansi-term--args ()
(list (cond
((not current-prefix-arg)
default-directory)
((= (prefix-numeric-value current-prefix-arg) 4)
"~/")
((= (prefix-numeric-value current-prefix-arg) 0)
(--if-let (km/zsh-ansi-term-current-directories)
(completing-read "Directory: " it nil nil nil nil (car it))
(user-error "No ZSH buffers found")))
(t
(read-directory-name "Directory: ")))))
(defun km/zsh-ansi-term-directory (&optional buffer)
"Return directory name for ZSH terminal in BUFFER.
BUFFER defaults to current buffer."
(with-current-buffer (or buffer (current-buffer))
(let ((bname (buffer-name)))
(and (derived-mode-p 'term-mode)
(string-match "^\\*zsh: \\(.*\\)\\*\\(<[0-9]+>\\)*$"
bname)
(match-string 1 bname)))))
(defun km/zsh-ansi-term-current-directories ()
(-distinct (-keep #'km/zsh-ansi-term-directory (buffer-list))))
(define-key km/external-map "a" 'km/zsh-ansi-term)
(define-key km/external-map "r" 'shell-command-on-region)
(define-key km/external-map "s" 'shell-command)
(define-key km/external-map "S" 'shell)
;; This overrides binding for `add-change-log-entry-other-window'.
(define-key ctl-x-4-map "a" 'km/zsh-ansi-term-other-window)
;;; Compilation
(defadvice compile (around prevent-duplicate-compilation-windows activate)
"Pop to compilation buffer only if it isn't visible.
This is useful for using multiple frames (e.g., with a two
monitor setup)."
(if (get-buffer-window "*compilation*" 'visible)
(save-window-excursion
ad-do-it)
ad-do-it))
(defadvice recompile (around prevent-window-on-compilation activate)
"Prevent recompiling from spawning new windows."
(save-window-excursion
ad-do-it))
(defun km/display-compilation-other-window ()
(interactive)
(--if-let (get-buffer "*compilation*")
(display-buffer it)
(user-error "No compilation buffer")))
(defun km/recompile-current-compilation ()
(interactive)
(--if-let (get-buffer "*compilation*")
(with-current-buffer it
(recompile))
(user-error "No compilation buffer")))
(define-prefix-command 'km/compile-map)
(global-set-key (kbd "C-c c") 'km/compile-map)
(define-key km/compile-map "c" 'compile)
(define-key km/compile-map "g" 'recompile)
(define-key km/compile-map "o" 'km/display-compilation-other-window)
(define-key km/compile-map "r" 'km/recompile-current-compilation)
(key-chord-define-global ",e" 'km/recompile-current-compilation)
;;; Diff
(setq diff-command "/bin/diff"
diff-switches "-u")
(setq ediff-window-setup-function 'ediff-setup-windows-plain)
(defun km/diff ()
"Run `diff` and then select buffer and turn on View mode."
(interactive)
(call-interactively #'diff)
(select-window (get-buffer-window "*Diff*"))
(view-mode 1))
(defun km/revert-buffer-and-view ()
(interactive)
(revert-buffer)
(view-mode 1))
(after 'diff
(define-key diff-mode-map (kbd "C-c C-g") 'km/revert-buffer-and-view))
(defun km/ediff-with-other-window ()
"Run Ediff on current window's file and other window's file."
(interactive)
(let ((windows (window-list)))
(unless (= (length windows) 2)
(user-error "Function restricted to two-window frames"))
(-if-let* ((file-a (buffer-file-name
(window-buffer (car windows))))
(file-b (buffer-file-name
(window-buffer (cadr windows)))))
(ediff file-a file-b)
(user-error "At least one buffer is not visiting a file"))))
(define-key km/external-map "d" 'km/diff)
(define-key km/external-map "e" 'ediff)
(define-key km/external-map "o" 'km/ediff-with-other-window)
;;; WebJump
(setq webjump-sites
'(("Arch User Repository" .
[simple-query "https://aur.archlinux.org"
"https://aur.archlinux.org/packages/?K=" ""])
("DuckDuckGo" .
[simple-query "https://duckduckgo.com"
"https://duckduckgo.com/?q=" ""])
("Emacs Wiki" .
[simple-query "www.emacswiki.org"
"www.emacswiki.org/cgi-bin/wiki/" ""])
("GitHub" . "https://github.com")
("GitHub search" .
[simple-query "https://github.com"
"https://github.com/search?q=" ""])
("Google" .
[simple-query "www.google.com"
"www.google.com/search?q=" ""])
("Google Scholar" .
[simple-query "http://scholar.google.com"
"http://scholar.google.com/scholar?&q=" ""])
("Wikipedia" .
[simple-query "wikipedia.org"
"wikipedia.org/wiki/" ""])))
(define-key km/external-map "j" 'webjump)
(provide 'init-external)
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