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-rw-r--r--stdlib/canonicalize.c50
1 files changed, 31 insertions, 19 deletions
diff --git a/stdlib/canonicalize.c b/stdlib/canonicalize.c
index 554e1b2..8c0074a 100644
--- a/stdlib/canonicalize.c
+++ b/stdlib/canonicalize.c
@@ -1,21 +1,21 @@
/* Return the canonical absolute name of a given file.
-Copyright (C) 1996 Free Software Foundation, Inc.
-This file is part of the GNU C Library.
+ Copyright (C) 1996 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
-The GNU C Library is free software; you can redistribute it and/or
-modify it under the terms of the GNU Library General Public License as
-published by the Free Software Foundation; either version 2 of the
-License, or (at your option) any later version.
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
-The GNU C Library is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-Library General Public License for more details.
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
-You should have received a copy of the GNU Library General Public
-License along with the GNU C Library; see the file COPYING.LIB. If
-not, write to the Free Software Foundation, Inc., 675 Mass Ave,
-Cambridge, MA 02139, USA. */
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
#include <assert.h>
#include <stdlib.h>
@@ -58,10 +58,22 @@ canonicalize (const char *name, char *resolved)
if (!resolved)
rpath = malloc (path_max);
- strcpy (rpath, "/");
- if (name[0] != '/' && !getcwd (rpath, path_max))
- goto error;
- dest = rpath + strlen (rpath);
+ if (name[0] != '/')
+ {
+ /* We don't write to RPATH directly since the application and
+ the library might disagree about the value for PATH_MAX. */
+ char tmpbuf[path_max];
+
+ if (!getcwd (rpath, path_max))
+ goto error;
+
+ dest = __stpcpy (rpath, tmpbuf);
+ }
+ else
+ {
+ rpath[0] = '/';
+ dest = rpath + 1;
+ }
for (start = end = name; *start; start = end)
{
@@ -164,9 +176,9 @@ error:
free (rpath);
return NULL;
}
-
weak_alias (canonicalize, realpath)
+
char *
canonicalize_file_name (const char *name)
{