From: Daniel Martín <mardani29@yahoo.es>
Date: Mon, 29 Nov 2021 14:48:03 +0000 (+0100)
Subject: Use mupdf in doc-view-mode if gs is not installed
X-Git-Tag: emacs-29.0.90~3639^2~17
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=e3351f61529b196a5ad8c772746646a82da2f3a5;p=emacs.git

Use mupdf in doc-view-mode if gs is not installed

* lisp/doc-view.el (doc-view-mode-p): Use mupdf to render PDF and
related formats if gs is not installed (bug#52170).
---

diff --git a/lisp/doc-view.el b/lisp/doc-view.el
index 7e113e4f34c..11559bf2f50 100644
--- a/lisp/doc-view.el
+++ b/lisp/doc-view.el
@@ -811,9 +811,10 @@ OpenDocument format)."
 		  (and doc-view-dvipdfm-program
 		       (executable-find doc-view-dvipdfm-program)))))
 	((memq type '(postscript ps eps pdf))
-	 ;; FIXME: allow mupdf here
-	 (and doc-view-ghostscript-program
-	      (executable-find doc-view-ghostscript-program)))
+	 (or (and doc-view-ghostscript-program
+	          (executable-find doc-view-ghostscript-program))
+             (and doc-view-pdfdraw-program
+                  (executable-find doc-view-pdfdraw-program))))
 	((eq type 'odf)
 	 (and doc-view-odf->pdf-converter-program
 	      (executable-find doc-view-odf->pdf-converter-program)