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-rw-r--r--lisp/textmodes/rst.el7
1 files changed, 6 insertions, 1 deletions
diff --git a/lisp/textmodes/rst.el b/lisp/textmodes/rst.el
index b7438fbb109..ce9e6335117 100644
--- a/lisp/textmodes/rst.el
+++ b/lisp/textmodes/rst.el
@@ -4380,10 +4380,15 @@ buffer, if the region is not selected."
"Convert the document to a PDF file and launch a preview program."
(interactive)
(let* ((tmp-filename (make-temp-file "rst_el" nil ".pdf"))
+ (pdf-compile-program (cadr (assq 'pdf rst-compile-toolsets)))
(command (format "%s %s %s && %s %s ; rm %s"
- (cadr (assq 'pdf rst-compile-toolsets))
+ pdf-compile-program
buffer-file-name tmp-filename
rst-pdf-program tmp-filename tmp-filename)))
+ (unless (executable-find pdf-compile-program)
+ (error "Cannot find executable `%s'" pdf-compile-program))
+ (unless (executable-find rst-pdf-program)
+ (error "Cannot find executable `%s'" rst-pdf-program))
(start-process-shell-command "rst-pdf-preview" nil command)
;; Note: you could also use (compile command) to view the compilation
;; output.