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authorThomas White <taw@bitwiz.org.uk>2010-12-07 19:58:51 -0700
committerThomas White <taw@physics.org>2012-02-22 15:27:08 +0100
commit93e1ac85ffb4947080adcd4699fcccdbcf757fa5 (patch)
tree5fbdfa8952ce2de15fb58e62e9c1aef17ccb2d0c /lib/strndup.c
parent508de274d96794a194694cf75b9711d1b8882301 (diff)
Add Gnulib 'lib' items
Diffstat (limited to 'lib/strndup.c')
-rw-r--r--lib/strndup.c37
1 files changed, 37 insertions, 0 deletions
diff --git a/lib/strndup.c b/lib/strndup.c
new file mode 100644
index 00000000..3de3dbc5
--- /dev/null
+++ b/lib/strndup.c
@@ -0,0 +1,37 @@
+/* A replacement function, for systems that lack strndup.
+
+ Copyright (C) 1996, 1997, 1998, 2001, 2002, 2003, 2005, 2006, 2007, 2009,
+ 2010 Free Software Foundation, Inc.
+
+ 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 3, 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. */
+
+#include <config.h>
+
+#include <string.h>
+
+#include <stdlib.h>
+
+char *
+strndup (char const *s, size_t n)
+{
+ size_t len = strnlen (s, n);
+ char *new = malloc (len + 1);
+
+ if (new == NULL)
+ return NULL;
+
+ new[len] = '\0';
+ return memcpy (new, s, len);
+}