X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Ffindprog.c;h=1829197970be3d868b1904a50dd95f1cd4f3ebad;hb=20229ba96d971f97ff03ab74eeb4e7de1acccf98;hp=f1f7ef1967922a9944a8c019d150ba7c85cc40b1;hpb=eb750bc6d41e92b253f1084ce2b8faffddd9441f;p=gnulib.git

diff --git a/lib/findprog.c b/lib/findprog.c
index f1f7ef196..182919797 100644
--- a/lib/findprog.c
+++ b/lib/findprog.c
@@ -1,5 +1,5 @@
 /* Locating a program in PATH.
-   Copyright (C) 2001-2004, 2006 Free Software Foundation, Inc.
+   Copyright (C) 2001-2004, 2006-2007 Free Software Foundation, Inc.
    Written by Bruno Haible <haible@clisp.cons.org>, 2001.
 
    This program is free software; you can redistribute it and/or modify
@@ -17,9 +17,7 @@
    Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
 
 
-#ifdef HAVE_CONFIG_H
-# include <config.h>
-#endif
+#include <config.h>
 
 /* Specification.  */
 #include "findprog.h"
@@ -30,7 +28,7 @@
 #include <unistd.h>
 
 #include "xalloc.h"
-#include "pathname.h"
+#include "filename.h"
 
 
 const char *
@@ -44,7 +42,7 @@ find_in_path (const char *progname)
 #else
   /* Unix */
   char *path;
-  char *dir;
+  char *path_rest;
   char *cp;
 
   if (strchr (progname, '/') != NULL)
@@ -60,13 +58,15 @@ find_in_path (const char *progname)
 
   /* 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';
@@ -76,7 +76,7 @@ find_in_path (const char *progname)
 	dir = ".";
 
       /* Concatenate dir and progname.  */
-      progpathname = concatenated_pathname (dir, progname, NULL);
+      progpathname = concatenated_filename (dir, progname, NULL);
 
       /* On systems which have the eaccess() system call, let's use it.
 	 On other systems, let's hope that this program is not installed
@@ -89,10 +89,10 @@ find_in_path (const char *progname)
 	    {
 	      free (progpathname);
 
-	      /* Add the "./" prefix for real, that concatenated_pathname()
+	      /* Add the "./" prefix for real, that concatenated_filename()
 		 optimized away.  This avoids a second PATH search when the
 		 caller uses execlp/execvp.  */
-	      progpathname = xmalloc (2 + strlen (progname) + 1);
+	      progpathname = XNMALLOC (2 + strlen (progname) + 1, char);
 	      progpathname[0] = '.';
 	      progpathname[1] = '/';
 	      memcpy (progpathname + 2, progname, strlen (progname) + 1);