XEmacs 21.2.28 "Hermes".

[chise/xemacs-chise.git.1] / src / realpath.c

diff --git a/src/realpath.c b/src/realpath.c
index f81bab6..b39257d 100644 (file)
--- a/src/realpath.c
+++ b/src/realpath.c
@@ -43,20 +43,24 @@ Boston, MA 02111-1307, USA.  */
 
 #include <sys/stat.h>                  /* for S_IFLNK */
 
-#ifndef PATH_MAX
-#ifdef _POSIX_VERSION
-#define PATH_MAX _POSIX_PATH_MAX
-#else
-#ifdef MAXPATHLEN
-#define PATH_MAX MAXPATHLEN
-#else
-#define PATH_MAX 1024
-#endif
+#if !defined (HAVE_GETCWD) && defined (HAVE_GETWD)
+#undef getcwd
+#define getcwd(buffer, len) getwd (buffer)
 #endif
+
+#ifndef PATH_MAX
+# if defined (_POSIX_PATH_MAX)
+#  define PATH_MAX _POSIX_PATH_MAX
+# elif defined (MAXPATHLEN)
+#  define PATH_MAX MAXPATHLEN
+# else
+#  define PATH_MAX 1024
+# endif
 #endif
 
 #define MAX_READLINKS 32
 
+char * xrealpath (const char *path, char resolved_path []);
 char *
 xrealpath (const char *path, char resolved_path [])
 {
@@ -99,7 +103,7 @@ xrealpath (const char *path, char resolved_path [])
   */
   else if (*path == '/')
     {
-      getcwd(new_path, PATH_MAX - 1);
+      getcwd (new_path, PATH_MAX - 1);
       new_path += 3;
       path++;
     }
@@ -109,21 +113,17 @@ xrealpath (const char *path, char resolved_path [])
   */
   else
     {
-      getcwd(new_path, PATH_MAX - 1);
+      getcwd (new_path, PATH_MAX - 1);
       new_path += strlen(new_path);
       if (new_path[-1] != '/')
        *new_path++ = '/';
     }
 
 #else
-  /* If it's a relative pathname use getwd for starters. */
+  /* If it's a relative pathname use getcwd for starters. */
   if (*path != '/')
     {
-#ifdef HAVE_GETCWD
-      getcwd(new_path, PATH_MAX - 1);
-#else
-      getwd(new_path);
-#endif
+      getcwd (new_path, PATH_MAX - 1);
       new_path += strlen(new_path);
       if (new_path[-1] != '/')
        *new_path++ = '/';