Imported Upstream version 93u+upstream

1 files changed, 84 insertions, 0 deletions

diff --git a/src/lib/libast/comp/getsubopt.c b/src/lib/libast/comp/getsubopt.c
new file mode 100644
index 0000000..9d7162c
--- /dev/null
+++ b/src/lib/libast/comp/getsubopt.c
@@ -0,0 +1,84 @@
+/***********************************************************************
+*                                                                      *
+*               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
+/*
+ * Xopen 4.2 compatibility
+ */
+
+#include <ast.h>
+
+#undef	_lib_getsubopt	/* we can satisfy the api */
+
+#if _lib_getsubopt
+
+NoN(getsubopt)
+
+#else
+
+#undef	_BLD_ast	/* enable ast imports since we're user static */
+
+#include <error.h>
+
+extern int
+getsubopt(register char** op, char* const* tp, char** vp)
+{
+	register char*	b;
+	register char*	s;
+	register char*	v;
+
+	if (*(b = *op))
+	{
+		v = 0;
+		s = b;
+		for (;;)
+		{
+			switch (*s++)
+			{
+			case 0:
+				s--;
+				break;
+			case ',':
+				*(s - 1) = 0;
+				break;
+			case '=':
+				if (!v)
+				{
+					*(s - 1) = 0;
+					v = s;
+				}
+				continue;
+			default:
+				continue;
+			}
+			break;
+		}
+		*op = s;
+		*vp = v;
+		for (op = (char**)tp; *op; op++)
+			if (streq(b, *op))
+				return op - (char**)tp;
+	}
+	*vp = b;
+	return -1;
+}
+
+#endif