[elpa] 230/299: Fix bug causing endless package queries.

[Stefan Monnier]

monnier pushed a commit to branch externals/auctex
in repository elpa.

commit fa1daf8cf4c624dc17f584d821f774527579cc97
Author: Tassilo Horn <address@hidden>
Date:   Tue Mar 11 15:54:03 2014 +0100

    Fix bug causing endless package queries.
    
    * latex.el (LaTeX-arg-usepackage-read-packages-with-options): Fix
    bug that caused AUCTeX to query for packages infinitely.
---
 ChangeLog |    3 +++
 latex.el  |    2 +-
 2 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 60569e5..145ab10 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
 2014-03-11  Tassilo Horn  <address@hidden>
 
+       * latex.el (LaTeX-arg-usepackage-read-packages-with-options): Fix
+       bug that caused AUCTeX to query for packages infinitely.
+
        * context.el (ConTeXt-add-environments): Advice instead of
        renaming and redefining generated function.
 
diff --git a/latex.el b/latex.el
index 2da1b24..69e8760 100644
--- a/latex.el
+++ b/latex.el
@@ -1900,7 +1900,7 @@ of the options, nil otherwise."
     (mapc 'TeX-run-style-hooks packages)
     ;; Prompt for options only if at least one package has been supplied, 
return
     ;; nil otherwise.
-    (unless (equal packages '(""))
+    (when packages
       (setq var (if (= 1 (length packages))
                    (intern (format "LaTeX-%s-package-options" (car packages)))
                  ;; Something like `\usepackage[options]{pkg1,pkg2,pkg3,...}' 
is