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;;; km-compile.el --- Compilation extensions
;; Copyright (C) 2012-2020 Kyle Meyer <kyle@kyleam.com>
;; Author: Kyle Meyer <kyle@kyleam.com>
;; URL: https://git.kyleam.com/emacs.d
;; 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/>.
;;; Code:
(require 'compile)
(require 'seq)
(defvar km/compilation-buffer-name-prefix "compilation: ")
(defun km/compilation-name-by-directory (&optional mode)
(let ((name (if (and mode (not (equal mode "compilation")))
(downcase mode)
(concat km/compilation-buffer-name-prefix
(abbreviate-file-name default-directory)))))
(concat "*" name "*")))
(defun km/compilation-buffer-p (buffer)
(with-current-buffer buffer
(and (derived-mode-p 'compilation-mode)
(string-prefix-p (concat "*" km/compilation-buffer-name-prefix)
(buffer-name)))))
(defvar km/compilation-last-buffer nil
"Like `compilation-last-buffer' but don't set in derived modes.")
(defun km/store-compilation-last-buffer (_proc)
(when (eq major-mode 'compilation-mode)
(setq km/compilation-last-buffer (current-buffer))))
(add-hook 'compilation-start-hook #'km/store-compilation-last-buffer)
;;;###autoload
(defun km/compile-in-home-dir ()
(interactive)
(let ((default-directory "~/"))
(call-interactively #'compile)))
;;;###autoload
(defun km/compilation-recompile (&optional arg)
"Recompile buffer.
By default, use `km/compilation-last-buffer'. If ARG is 0, get
buffer with name given by `km/compilation-name-by-directory'.
Otherwise, if ARG is non-nil, prompt with buffers from
`km/compilation-buffer-list'."
(interactive (list (and current-prefix-arg
(prefix-numeric-value current-prefix-arg))))
(with-current-buffer (km/compilation--get-buffer arg)
(recompile)))
(defun km/compilation-display-buffer (&optional arg)
"Display compilation buffer.
By default, use `compilation-last-buffer'. If ARG is 0, get
buffer with name given by `km/compilation-name-by-directory'.
Otherwise, if ARG is non-nil, prompt with buffers from
`km/compilation-buffer-list'."
(interactive (list (and current-prefix-arg
(prefix-numeric-value current-prefix-arg))))
(display-buffer (km/compilation--get-buffer arg)))
(defun km/compilation--get-buffer (&optional arg)
(cond
((and (not arg)
(buffer-live-p km/compilation-last-buffer)
km/compilation-last-buffer))
((and (numberp arg)
(= arg 0))
(get-buffer (km/compilation-name-by-directory)))
(t
(let ((cbufs (mapcar #'buffer-name (km/compilation-buffer-list)))
buf)
(cl-case (length cbufs)
(0 (user-error "No compilation buffers found"))
(1 (setq buf (car cbufs)))
(t (setq buf (completing-read "Compilation buffer: " cbufs
nil nil nil nil (car cbufs)))))
buf))))
(defun km/compilation-buffer-list ()
(seq-filter #'km/compilation-buffer-p (buffer-list)))
(defun km/compile-make-pdf-target (command)
(and (string-match (rx string-start
(zero-or-one "snake") "make"
(zero-or-more not-newline) space
(group (one-or-more (not space)) ".pdf")
(zero-or-more space)
string-end)
command)
(match-string 1 command)))
(defun km/compile-latexmk-pdf-target (command)
(and (string-match (rx string-start
"latexmk"
(zero-or-more not-newline) space
(group (one-or-more (not space)))
(zero-or-one ".tex")
(zero-or-more space)
string-end)
command)
(concat (match-string 1 command) ".pdf")))
(defvar km/compile-pdf-functions '(km/compile-make-pdf-target
km/compile-latexmk-pdf-target))
(defun km/compile-check-pdf (buf exit)
(when (equal exit "finished\n")
(with-current-buffer buf
(let* ((cmd (car compilation-arguments))
(pdf-file (run-hook-with-args-until-success
'km/compile-pdf-functions cmd)))
(when pdf-file
(call-process "xdotool" nil nil nil
"search" "--all" "--class" "--name"
(concat "^mupdf|" (file-name-nondirectory pdf-file))
"key" "--window" "%@" "r"))))))
(add-to-list 'compilation-finish-functions #'km/compile-check-pdf)
(provide 'km-compile)
;;; km-compile.el ends here
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