diff lib/unistr/u-cpy-alloc.h @ 7817:133ad5cc2a9b

New modules 'unistr/u8-cpy-alloc', 'unistr/u16-cpy-alloc', 'unistr/u32-cpy-alloc'.
author Bruno Haible <bruno@clisp.org>
date Tue, 09 Jan 2007 14:08:50 +0000
parents
children 2e7713869657
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/lib/unistr/u-cpy-alloc.h	Tue Jan 09 14:08:50 2007 +0000
@@ -0,0 +1,40 @@
+/* Copy piece of UTF-8/UTF-16/UTF-32 string.
+   Copyright (C) 1999, 2002, 2006 Free Software Foundation, Inc.
+   Written by Bruno Haible <bruno@clisp.org>, 2002.
+
+   This program is free software; you can redistribute it and/or modify it
+   under the terms of the GNU Library 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library 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 <string.h>
+
+UNIT *
+FUNC (const UNIT *s, size_t n)
+{
+  UNIT *dest;
+
+  dest = (UNIT *) malloc (n * sizeof (UNIT));
+  if (dest != NULL)
+    {
+#if 0
+      UNIT *destptr = dest;
+
+      for (; n > 0; n--)
+	*destptr++ = *s++;
+#else
+      memcpy ((char *) dest, (const char *) s, n * sizeof (UNIT));
+#endif
+    }
+  return dest;
+}