Imported Upstream version 93u+upstream

1 files changed, 50 insertions, 0 deletions

diff --git a/src/lib/libast/string/strlook.c b/src/lib/libast/string/strlook.c
new file mode 100644
index 0000000..1868697
--- /dev/null
+++ b/src/lib/libast/string/strlook.c
@@ -0,0 +1,50 @@
+/***********************************************************************
+*                                                                      *
+*               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
+/*
+ * Glenn Fowler
+ * AT&T Research
+ */
+
+#include <ast.h>
+
+/*
+ * return pointer to name in tab with element size siz
+ * where the first member of each element is a char*
+ *
+ * the last name in tab must be 0
+ *
+ * 0 returned if name not found
+ */
+
+void*
+strlook(const void* tab, size_t siz, register const char* name)
+{
+	register char*	t = (char*)tab;
+	register char*	s;
+	register int	c = *name;
+
+	for (; s = *((char**)t); t += siz)
+		if (*s == c && !strcmp(s, name))
+			return (void*)t;
+	return 0;
+}