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authorUlrich Drepper <drepper@redhat.com>2005-07-18 21:07:28 +0000
committerUlrich Drepper <drepper@redhat.com>2005-07-18 21:07:28 +0000
commit9f3731cf7f8f1d1b4718fdbeae2ca5d46bbc6950 (patch)
tree1cbff2cd7ef38c777aa3a6c713b1513e038f2483 /debug/confstr_chk.c
parent0396de518e3ed6b4bebea10026ca5c7aaafa783f (diff)
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* nscd/grpcache.c (cache_addgr): Use correct maximum for group ID
	length.  Patch by Ivan Gyurdiev <ivg2@cornell.edu>.

	* debug/confstr_chk.c: New file.
	* debug/getdomainname_chk.c: New file.
	* debug/getgroups_chk.c: New file.
	* debug/gethostname_chk.c: New file.
	* debug/getlogin_r_chk.c: New file.
	* debug/ttyname_r_chk.c: New file.
	* posix/bits/unistd.h: Add definitions for new debug versions.
	* debug/tst-chk1.c: Add tests for new functions.
	* debug/Versions: Export new functions.
	* debug/Makefile (routines): Add new files.

	* stdlib/bits/stdlib.h: Fix typo.

	* manual/Makefile (libc/index.html): Depend on dir-add.texi.
Diffstat (limited to 'debug/confstr_chk.c')
-rw-r--r--debug/confstr_chk.c30
1 files changed, 30 insertions, 0 deletions
diff --git a/debug/confstr_chk.c b/debug/confstr_chk.c
new file mode 100644
index 0000000000..dae7714fcf
--- /dev/null
+++ b/debug/confstr_chk.c
@@ -0,0 +1,30 @@
+/* Copyright (C) 2005 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@readhat.com>, 20055.
+
+   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>
+
+
+size_t
+__confstr_chk (int name, char *buf, size_t len, size_t buflen)
+{
+  if (__builtin_expect (buflen < len, 0))
+    __chk_fail ();
+
+  return confstr (name, buf, len);
+}