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author | Ulrich Drepper <drepper@redhat.com> | 2004-12-22 20:10:10 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 2004-12-22 20:10:10 +0000 |
commit | a334319f6530564d22e775935d9c91663623a1b4 (patch) | |
tree | b5877475619e4c938e98757d518bb1e9cbead751 /debug/realpath_chk.c | |
parent | 0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (diff) | |
download | glibc-a334319f6530564d22e775935d9c91663623a1b4.zip glibc-a334319f6530564d22e775935d9c91663623a1b4.tar.gz glibc-a334319f6530564d22e775935d9c91663623a1b4.tar.bz2 |
(CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4.
Diffstat (limited to 'debug/realpath_chk.c')
-rw-r--r-- | debug/realpath_chk.c | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/debug/realpath_chk.c b/debug/realpath_chk.c deleted file mode 100644 index 961aea0..0000000 --- a/debug/realpath_chk.c +++ /dev/null @@ -1,60 +0,0 @@ -/* Copyright (C) 2005 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 Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 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 - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#include <limits.h> -#include <stdlib.h> -#include <string.h> -#include <unistd.h> - - -char * -__realpath_chk (const char *buf, char *resolved, size_t resolvedlen) -{ -#ifdef PATH_MAX - if (resolvedlen < PATH_MAX) - __chk_fail (); - - return __realpath (buf, resolved); -#else - long int pathmax =__pathconf (buf, _PC_PATH_MAX); - if (pathmax != -1) - { - /* We do have a fixed limit. */ - if (resolvedlen < pathmax) - __chk_fail (); - - return __realpath (buf, resolved); - } - - /* Since there is no fixed limit we check whether the size is large - enough. */ - char *res = __realpath (buf, NULL); - if (res != NULL) - { - size_t actlen = strlen (res) + 1; - if (actlen > resolvedlen) - __chk_fail (); - - memcpy (resolved, res, actlen); - free (res); - res = resolved; - } - - return res; -#endif -} |