2004-02-13 Frank Ch. Eigler <fche@redhat.com>

[pf3gnuchains/gcc-fork.git] / libiberty / rename.c

diff --git a/libiberty/rename.c b/libiberty/rename.c
index ae26e2d..399980a 100644 (file)
--- a/libiberty/rename.c
+++ b/libiberty/rename.c
@@ -1,14 +1,30 @@
 /* rename -- rename a file
    This function is in the public domain. */
 
-/* Rename a file.  */
+/*
 
+@deftypefn Supplemental int rename (const char *@var{old}, const char *@var{new})
+
+Renames a file from @var{old} to @var{new}.  If @var{new} already
+exists, it is removed.
+
+@end deftypefn
+
+*/
+
+#include "ansidecl.h"
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
 #include <errno.h>
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
 
 int
 rename (zfrom, zto)
-     char *zfrom;
-     char *zto;
+     const char *zfrom;
+     const char *zto;
 {
   if (link (zfrom, zto) < 0)
     {