Imported Upstream version 93u+upstream

1 files changed, 71 insertions, 0 deletions

diff --git a/src/lib/libast/string/strlcpy.c b/src/lib/libast/string/strlcpy.c
new file mode 100644
index 0000000..8410802
--- /dev/null
+++ b/src/lib/libast/string/strlcpy.c
@@ -0,0 +1,71 @@
+/***********************************************************************
+*                                                                      *
+*               This software is part of the ast package               *
+*          Copyright (c) 1985-2011 AT&T Intellectual Property          *
+*                      and is licensed under the                       *
+*                 Eclipse Public License, Version 1.0                  *
+*                    by AT&T Intellectual Property                     *
+*                                                                      *
+*                A copy of the License is available at                 *
+*          http://www.eclipse.org/org/documents/epl-v10.html           *
+*         (with md5 checksum b35adb5213ca9657e911e9befb180842)         *
+*                                                                      *
+*              Information and Software Systems Research               *
+*                            AT&T Research                             *
+*                           Florham Park NJ                            *
+*                                                                      *
+*                 Glenn Fowler <gsf@research.att.com>                  *
+*                  David Korn <dgk@research.att.com>                   *
+*                   Phong Vo <kpv@research.att.com>                    *
+*                                                                      *
+***********************************************************************/
+#pragma prototyped
+/*
+ * strlcpy implementation
+ */
+
+#define strlcpy		______strlcpy
+
+#include <ast.h>
+
+#undef	strlcpy
+
+#undef	_def_map_ast
+#include <ast_map.h>
+
+#if _lib_strlcpy
+
+NoN(strlcpy)
+
+#else
+
+/*
+ * copy at most n chars from t into s
+ * result 0 terminated if n>0
+ * strlen(t) returned
+ */
+
+#if defined(__EXPORT__)
+#define extern	__EXPORT__
+#endif
+
+extern size_t
+strlcpy(register char* s, register const char* t, register size_t n)
+{
+	const char*	o = t;
+
+	if (n)
+		do
+		{
+			if (!--n)
+			{
+				*s = 0;
+				break;
+			}
+		} while (*s++ = *t++);
+	if (!n)
+		while (*t++);
+	return t - o - 1;
+}
+
+#endif