From 258e1266d5f66b18534fdfaa151a59993be2c72c Mon Sep 17 00:00:00 2001
From: Akira Kakuto <kakuto@fuk.kindai.ac.jp>
Date: Mon, 18 Mar 2013 12:01:17 +0000
Subject: Check if oname != iname.

git-svn-id: svn://tug.org/texlive/trunk@29416 c570f23f-e606-0410-a88d-b1316a301751
---
 Build/source/texk/dvipsk/ChangeLog |  4 ++++
 Build/source/texk/dvipsk/dvips.c   | 14 ++++++++++++++
 2 files changed, 18 insertions(+)

(limited to 'Build/source/texk')

diff --git a/Build/source/texk/dvipsk/ChangeLog b/Build/source/texk/dvipsk/ChangeLog
index ca34c94b1f6..c2877de0933 100644
--- a/Build/source/texk/dvipsk/ChangeLog
+++ b/Build/source/texk/dvipsk/ChangeLog
@@ -1,3 +1,7 @@
+2013-03-18  Akira Kakuto  <kakuto@fuk.kindai.ac.jp>
+
+	* dvips.c: Check if oname != iname.
+
 2013-02-08  Peter Breitenlohner  <peb@mppmu.mpg.de>
 
 	* Makefile.am (prologdir): Change texmf => texmf-dist.
diff --git a/Build/source/texk/dvipsk/dvips.c b/Build/source/texk/dvipsk/dvips.c
index 46f736e64b7..48a9a666ddb 100644
--- a/Build/source/texk/dvipsk/dvips.c
+++ b/Build/source/texk/dvipsk/dvips.c
@@ -1265,6 +1265,20 @@ default:
 #endif
    } /* dd(D_PATHS) */
 #endif /* DEBUG */
+
+/*
+ *   Check if oname != iname
+ */
+   if (iname && *iname && oname && *oname) {
+#ifdef DOSISH
+      if (strcasecmp (iname, oname) == 0) {
+#else
+      if (strcmp (iname, oname) == 0) {
+#endif
+         fprintf (stderr, "! Output name should be different from input name.\n");
+         exit (20);
+      }
+   }
 /*
  *   Now we try to open the dvi file.
  */
-- 
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