# HG changeset patch
# User Bruno Haible <bruno@clisp.org>
# Date 1161260566 0
# Node ID c15258519e7c8370f069f50316e9fa1f836cd608
# Parent  1bff9b08bea3256f33bf9e50226f6c9dc626b16b
Avoid a gcc warning.

diff --git a/ChangeLog b/ChangeLog
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2006-10-18  Bruno Haible  <bruno@clisp.org>
+
+	* lib/findprog.c (find_in_path): Avoid "gcc -Wwrite-strings" warning.
+
 2006-10-19  Paul Eggert  <eggert@cs.ucla.edu>
 
 	* lib/xstrtol.h: Include gettext.h.
diff --git a/lib/findprog.c b/lib/findprog.c
--- a/lib/findprog.c
+++ b/lib/findprog.c
@@ -42,7 +42,7 @@
 #else
   /* Unix */
   char *path;
-  char *dir;
+  char *path_rest;
   char *cp;
 
   if (strchr (progname, '/') != NULL)
@@ -58,13 +58,15 @@
 
   /* Make a copy, to prepare for destructive modifications.  */
   path = xstrdup (path);
-  for (dir = path; ; dir = cp + 1)
+  for (path_rest = path; ; path_rest = cp + 1)
     {
+      const char *dir;
       bool last;
       char *progpathname;
 
       /* Extract next directory in PATH.  */
-      for (cp = dir; *cp != '\0' && *cp != ':'; cp++)
+      dir = path_rest;
+      for (cp = path_rest; *cp != '\0' && *cp != ':'; cp++)
 	;
       last = (*cp == '\0');
       *cp = '\0';