From a4f79641824cbf9f60ca9d1168d1fcc46717a82a Mon Sep 17 00:00:00 2001
From: deraadt <>
Date: Wed, 18 Oct 1995 08:49:34 +0000
Subject: initial import of NetBSD tree

---
 src/regress/lib/libc/setjmp/jmptest.c | 134 ++++++++++++++++++++++++++++++++++
 1 file changed, 134 insertions(+)
 create mode 100644 src/regress/lib/libc/setjmp/jmptest.c

(limited to 'src/regress/lib/libc/setjmp/jmptest.c')

diff --git a/src/regress/lib/libc/setjmp/jmptest.c b/src/regress/lib/libc/setjmp/jmptest.c
new file mode 100644
index 0000000000..f2cecc9178
--- /dev/null
+++ b/src/regress/lib/libc/setjmp/jmptest.c
@@ -0,0 +1,134 @@
+/*	$NetBSD: jmptest.c,v 1.2 1995/01/01 20:55:35 jtc Exp $	*/
+
+/*
+ * Copyright (c) 1994 Christopher G. Demetriou
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *      This product includes software developed by Christopher G. Demetriou
+ *	for the NetBSD Project.
+ * 4. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <sys/types.h>
+#include <setjmp.h>
+#include <signal.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#if (TEST_SETJMP + TEST_U_SETJMP + TEST_SIGSETJMP) != 1
+#error one of TEST_SETJMP, TEST_U_SETJMP, or TEST_SIGSETJMP must be defined
+#endif
+
+#ifdef TEST_SETJMP
+#define BUF		jmp_buf
+#define	SET(b, m)	setjmp(b)
+#define	JMP(b, v)	longjmp(b, v)
+#endif
+
+#ifdef TEST_U_SETJMP
+#define BUF		jmp_buf
+#define	SET(b, m)	_setjmp(b)
+#define	JMP(b, v)	_longjmp(b, v)
+#endif
+
+#ifdef TEST_SIGSETJMP
+#define BUF		sigjmp_buf
+#define	SET(b, m)	sigsetjmp(b, m)
+#define	JMP(b, v)	siglongjmp(b, v)
+#endif
+
+int expectsignal;
+
+void
+aborthandler(signo)
+	int signo;
+{
+
+	if (expectsignal)
+		exit(0);
+	else
+		errx(1, "kill(SIGABRT) succeeded");
+}
+
+int
+main(argc, argv)
+	int argc;
+	char *argv[];
+{
+	struct sigaction sa;
+	BUF jb;
+	sigset_t ss;
+	int i, x;
+
+	i = getpid();
+
+#ifdef TEST_SETJMP
+	expectsignal = 0;
+#endif
+#ifdef TEST_U_SETJMP
+	expectsignal = 1;
+#endif
+#ifdef TEST_SIGSETJMP
+	if (argc != 2 ||
+	    (strcmp(argv[1], "save") && strcmp(argv[1], "nosave"))) {
+		fprintf(stderr, "usage: %s [save|nosave]\n", argv[0]);
+		exit(1);
+	}
+	expectsignal = (strcmp(argv[1], "save") != 0);
+#endif
+
+	sa.sa_handler = aborthandler;
+	sa.sa_mask = 0;
+	sa.sa_flags = 0;
+	if (sigaction(SIGABRT, &sa, NULL) == -1)
+		err(1, "sigaction failed");
+
+	if (sigemptyset(&ss) == -1)
+		err(1, "sigemptyset failed");
+	if (sigaddset(&ss, SIGABRT) == -1)
+		err(1, "sigaddset failed");
+	if (sigprocmask(SIG_BLOCK, &ss, NULL) == -1)
+		err(1, "sigprocmask (1) failed");
+
+	x = SET(jb, !expectsignal);
+	if (x != 0) {
+		if (x != i)
+			errx(1, "setjmp returned wrong value");
+
+		kill(i, SIGABRT);
+		if (expectsignal)
+			errx(1, "kill(SIGABRT) failed");
+		else
+			exit(0);
+	}
+
+	if (sigprocmask(SIG_UNBLOCK, &ss, NULL) == -1)
+		err(1, "sigprocmask (2) failed");
+
+	JMP(jb, i);
+
+	errx(1, "jmp failed");
+}
-- 
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