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author | Jakub Jelinek <jakub@redhat.com> | 2005-03-03 13:34:35 +0000 |
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committer | Jakub Jelinek <jakub@redhat.com> | 2005-03-03 13:34:35 +0000 |
commit | d0fec8d06cc2234c8114b51f630466eff9d5f841 (patch) | |
tree | 223a7fdae69137bd5670e59249442bc6a2db1ad1 /debug/readlink_chk.c | |
parent | 00e4559b612f179492ff3721f86c92498894432f (diff) | |
download | glibc-d0fec8d06cc2234c8114b51f630466eff9d5f841.tar.gz glibc-d0fec8d06cc2234c8114b51f630466eff9d5f841.tar.xz glibc-d0fec8d06cc2234c8114b51f630466eff9d5f841.zip |
Updated to fedora-glibc-20050302T1820
Diffstat (limited to 'debug/readlink_chk.c')
-rw-r--r-- | debug/readlink_chk.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/debug/readlink_chk.c b/debug/readlink_chk.c new file mode 100644 index 0000000000..ac18ee2c29 --- /dev/null +++ b/debug/readlink_chk.c @@ -0,0 +1,38 @@ +/* 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 <unistd.h> +#include <sys/param.h> +#ifdef HAVE_INLINED_SYSCALLS +# include <errno.h> +# include <sysdep.h> +#endif + + +ssize_t +__readlink_chk (const char *path, void *buf, size_t len, size_t buflen) +{ + if (len > buflen) + __chk_fail (); + +#ifdef HAVE_INLINED_SYSCALLS + return INLINE_SYSCALL (readlink, 3, path, buf, len); +#else + return __readlink (path, buf, len); +#endif +} |