X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Fsame.c;h=0e2807ac200d86e1a8daed8265ebc45fcc2ff62f;hb=fe13248ec3e6de9b670cc1d5786b58f514ef0abd;hp=1cfb69322c939c22912da9ab73ff598daf57d268;hpb=de1b0c616f4497865334c973236206a7d391fd23;p=gnulib.git

diff --git a/lib/same.c b/lib/same.c
index 1cfb69322..0e2807ac2 100644
--- a/lib/same.c
+++ b/lib/same.c
@@ -36,9 +36,16 @@
 extern int errno;
 #endif
 
+#if HAVE_STRING_H
+# include <string.h>
+#else
+# include <strings.h>
+#endif
+
 #include "same.h"
 #include "dirname.h"
 #include "error.h"
+#include "xalloc.h"
 
 #if ENABLE_NLS
 # include <libintl.h>
@@ -47,8 +54,6 @@ extern int errno;
 # define _(Text) Text
 #endif
 
-#define STREQ(a, b) (strcmp ((a), (b)) == 0)
-
 #ifndef HAVE_DECL_FREE
 "this configure-time declaration test was not run"
 #endif
@@ -56,8 +61,6 @@ extern int errno;
 void free ();
 #endif
 
-char *base_name PARAMS ((char const *));
-
 #define SAME_INODE(Stat_buf_1, Stat_buf_2) \
   ((Stat_buf_1).st_ino == (Stat_buf_2).st_ino \
    && (Stat_buf_1).st_dev == (Stat_buf_2).st_dev)
@@ -71,11 +74,11 @@ same_name (const char *source, const char *dest)
   struct stat source_dir_stats;
   struct stat dest_dir_stats;
   char *source_dirname, *dest_dirname;
+  char *source_basename, *dest_basename;
+  size_t source_baselen, dest_baselen;
 
   source_dirname = dir_name (source);
   dest_dirname = dir_name (dest);
-  if (source_dirname == NULL || dest_dirname == NULL)
-    error (1, 0, _("virtual memory exhausted"));
 
   if (stat (source_dirname, &source_dir_stats))
     {
@@ -92,6 +95,13 @@ same_name (const char *source, const char *dest)
   free (source_dirname);
   free (dest_dirname);
 
-  return (SAME_INODE (source_dir_stats, dest_dir_stats)
-	  && STREQ (base_name (source), base_name (dest)));
+  if (! SAME_INODE (source_dir_stats, dest_dir_stats))
+    return 0;
+
+  source_basename = base_name (source);
+  dest_basename = base_name (dest);
+  source_baselen = base_len (source_basename);
+  dest_baselen = base_len (dest_basename);
+  return (source_baselen == dest_baselen
+	  && memcmp (source_basename, dest_basename, dest_baselen) == 0);
 }