[AUCTeX-diffs] GNU AUCTeX branch, master, updated. b072f9ca25ff9cc2d6d3a40ab7699eb7ed42f9f6

[Mosè Giordano]

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- Log -----------------------------------------------------------------
commit b072f9ca25ff9cc2d6d3a40ab7699eb7ed42f9f6
Author: Mosè Giordano <address@hidden>
Date:   Mon Oct 19 10:19:46 2015 +0200

    Make sure there is a working TeX distribution before running *tex.
    
    * tex-buf.el (TeX-command): Check that AUCTeX can find a working
    TeX distribution before running some *TeX commands.

diff --git a/ChangeLog b/ChangeLog
index 20bd1dc..3b4b629 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2015-10-19  Mosè Giordano  <address@hidden>
+
+       * tex-buf.el (TeX-command): Check that AUCTeX can find a working
+       TeX distribution before running some *TeX commands.
+
 2015-10-18  Mosè Giordano  <address@hidden>
 
        * tex.el (fboundp): Define a `TeX-completing-read-multiple'
diff --git a/tex-buf.el b/tex-buf.el
index 324be7a..ec3653c 100644
--- a/tex-buf.el
+++ b/tex-buf.el
@@ -479,6 +479,18 @@ been set."
       (if (get-buffer TeX-error-overview-buffer-name)
          (kill-buffer TeX-error-overview-buffer-name)))
 
+    ;; Before running some commands, check that AUCTeX is able to find "tex"
+    ;; program.
+    (and (member name '("TeX" "LaTeX" "AmSTeX" "ConTeXt" "ConTeXt Full"))
+        (not (executable-find TeX-command))
+        (error (format "ERROR: AUCTeX cannot find a working TeX distribution.
+Make sure you have one and that TeX binaries are in PATH environment 
variable%s"
+                       (if (eq system-type 'darwin)
+                           ".
+If you are using OS X El Capitan or later
+remember to add /Library/TeX/texbin/ to your PATH"
+                         ""))))
+
     ;; Now start the process
     (setq file (funcall file))
     (TeX-process-set-variable file 'TeX-command-next TeX-command-Show)

-----------------------------------------------------------------------

Summary of changes:
 ChangeLog  |    5 +++++
 tex-buf.el |   12 ++++++++++++
 2 files changed, 17 insertions(+), 0 deletions(-)


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