Variable: doc-view-ghostscript-program

doc-view-ghostscript-program is a customizable variable defined in doc-view.el.gz.

Value

"gs"

Documentation

Program to convert PS and PDF files to PNG.

This variable was added, or its default value changed, in Emacs 27.1.

Source Code

;; Defined in /usr/src/emacs/lisp/doc-view.el.gz
(defcustom doc-view-ghostscript-program
  (cond
   ((memq system-type '(windows-nt ms-dos))
    (cond
     ;; Windows Ghostscript
     ((executable-find "gswin64c") "gswin64c")
     ((executable-find "gswin32c") "gswin32c")
     ;; The GS wrapper coming with TeX Live
     ((executable-find "rungs") "rungs")
     ;; The MikTeX builtin GS Check if mgs is functional for external
     ;; non-MikTeX apps.  Was available under:
     ;; http://blog.miktex.org/post/2005/04/07/Starting-mgsexe-at-the-DOS-Prompt.aspx
     ((and (executable-find "mgs")
           (= 0 (shell-command "mgs -q -dNODISPLAY -c quit")))
      "mgs")))
   (t "gs"))
  "Program to convert PS and PDF files to PNG."
  :type 'file
  :version "27.1")