From 3184a232c112a73d0c6d9f16015df4924a1a666f Mon Sep 17 00:00:00 2001
From: art <>
Date: Fri, 4 Jan 2002 13:48:52 +0000
Subject: Test _longjmp too. (Don't hate me for the '_' option).

sigsetjmp should be tested too, but that wasn't as easy to fit in here
(and it wasn't broken on alpha anyway).
---
 src/regress/lib/libc/longjmp/Makefile  |  7 +++++++
 src/regress/lib/libc/longjmp/longjmp.c | 34 ++++++++++++++++++++++++++++------
 2 files changed, 35 insertions(+), 6 deletions(-)

(limited to 'src/regress/lib/libc')

diff --git a/src/regress/lib/libc/longjmp/Makefile b/src/regress/lib/libc/longjmp/Makefile
index 1444cd4374..d17a94182e 100644
--- a/src/regress/lib/libc/longjmp/Makefile
+++ b/src/regress/lib/libc/longjmp/Makefile
@@ -1,3 +1,10 @@
 PROG=	longjmp
 
+do-longjmp: ${PROG}
+	./longjmp
+do-_longjmp: ${PROG}
+	./longjmp -_
+
+REGRESSTARGETS=do-longjmp do-_longjmp
+
 .include <bsd.regress.mk>
diff --git a/src/regress/lib/libc/longjmp/longjmp.c b/src/regress/lib/libc/longjmp/longjmp.c
index 4d8edb4716..9940dc5b9a 100644
--- a/src/regress/lib/libc/longjmp/longjmp.c
+++ b/src/regress/lib/libc/longjmp/longjmp.c
@@ -1,8 +1,11 @@
-/*	$OpenBSD: longjmp.c,v 1.2 2002/01/04 13:33:17 art Exp $	*/
+/*	$OpenBSD: longjmp.c,v 1.3 2002/01/04 13:48:52 art Exp $	*/
 /*
  * Artur Grabowski <art@openbsd.org> Public Domain.
  */
 
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
 #include <setjmp.h>
 #include <err.h>
 #include <sys/types.h>
@@ -19,10 +22,29 @@ jmp_buf buf;
  * The rlimit is here in case we start spinning.
  */
 int
-main()
+main(int argc, char **argv)
 {
 	struct rlimit rl;
 	volatile int i, expect;
+	int (*sj)(jmp_buf);
+	void (*lj)(jmp_buf, int);
+	int ch;
+	extern char *__progname;
+
+	sj = setjmp;
+	lj = longjmp;
+
+	while ((ch = getopt(argc, argv, "_")) != -1) {
+		switch (ch) {
+		case '_':
+			sj = _setjmp;
+			lj = _longjmp;
+			break;
+		default:
+			fprintf(stderr, "Usage: %s [-_]\n", __progname);
+			exit(1);
+		}
+	}
 
 	rl.rlim_cur = 2;
 	rl.rlim_max = 2;
@@ -30,20 +52,20 @@ main()
 		err(1, "setrlimit");
 
 	expect = 0;
-	i = setjmp(buf);
+	i = (*sj)(buf);
 	if (i == 0 && expect != 0)
 		errx(1, "setjmp returns 0 on longjmp(.., 0)");
 	if (expect == 0) {
 		expect = -1;
-		longjmp(buf, 0);
+		(*lj)(buf, 0);
 	}
 
 	expect = 0;
-	i = setjmp(buf);
+	i = (*sj)(buf);
 	if (i != expect)
 		errx(1, "bad return from setjmp %d/%d", expect, i);
 	if (expect < 1000)
-		longjmp(buf, expect += 2);
+		(*lj)(buf, expect += 2);
 
 	return 0;
 }
-- 
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