summaryrefslogtreecommitdiff
path: root/lib/strnlen.h
diff options
context:
space:
mode:
authorPaul Eggert <eggert@cs.ucla.edu>2005-09-22 06:22:44 +0000
committerPaul Eggert <eggert@cs.ucla.edu>2005-09-22 06:22:44 +0000
commit3833e2bc3402fadfa2a1d256210a2cd35ba3f062 (patch)
treec385b4af4cfb7e81e98d5598b1756a5ca3c0ada5 /lib/strnlen.h
parent0ed6bb9a65c09df997d62e83a07c9426f5aa4838 (diff)
downloadcoreutils-3833e2bc3402fadfa2a1d256210a2cd35ba3f062.tar.xz
New file, from gnulib.
Diffstat (limited to 'lib/strnlen.h')
-rw-r--r--lib/strnlen.h32
1 files changed, 32 insertions, 0 deletions
diff --git a/lib/strnlen.h b/lib/strnlen.h
new file mode 100644
index 000000000..ba74dba7b
--- /dev/null
+++ b/lib/strnlen.h
@@ -0,0 +1,32 @@
+/* Find the length of STRING, but scan at most MAXLEN characters.
+ Copyright (C) 2005 Free Software Foundation, Inc.
+ Written by Simon Josefsson.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2, or (at your option)
+ any later version.
+
+ This program 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 General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software Foundation,
+ Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
+
+#ifndef STRNLEN_H
+#define STRNLEN_H
+
+/* Get strnlen declaration, if available. */
+#include <string.h>
+
+#if defined HAVE_DECL_STRNLEN && !HAVE_DECL_STRNLEN
+/* Find the length (number of bytes) of STRING, but scan at most
+ MAXLEN bytes. If no '\0' terminator is found in that many bytes,
+ return MAXLEN. */
+extern size_t strnlen(const char *string, size_t maxlen);
+#endif
+
+#endif /* STRNLEN_H */