(tex-compile-commands): Handle tex-start-commands like tex-start-tex does.

diff --git a/lisp/textmodes/tex-mode.el b/lisp/textmodes/tex-mode.el
index 583c106c173da844941f7ba58324ea100c159179..a7b2d8e8f810950024393216dbf0d17740262340 100644 (file)
--- a/lisp/textmodes/tex-mode.el
+++ b/lisp/textmodes/tex-mode.el
@@ -1577,10 +1577,12 @@ If NOT-ALL is non-nil, save the `.dvi' file."
 
 (defvar tex-compile-commands
   '(((concat "pdf" tex-command
-            " " (shell-quote-argument tex-start-commands) " %f")
+            " " (if (< 0 (length tex-start-commands))
+                    (shell-quote-argument tex-start-commands)) " %f")
      t "%r.pdf")
     ((concat tex-command
-            " " (shell-quote-argument tex-start-commands) " %f")
+            " " (if (< 0 (length tex-start-commands))
+                    (shell-quote-argument tex-start-commands)) " %f")
      t "%r.dvi")
     ("xdvi %r &" "%r.dvi")
     ("advi %r &" "%r.dvi")