Sweden-Number/dlls/msvcrt/tests/signal.c

81 lines
2.2 KiB
C

/*
* Unit test suite for signal function.
*
* Copyright 2009 Peter Rosin
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "wine/test.h"
#include <winbase.h>
#include <signal.h>
static int test_value = 0;
static void __cdecl sighandler(int signum)
{
void **ret = __pxcptinfoptrs();
ok(ret != NULL, "ret = NULL\n");
if(signum == SIGABRT)
ok(*ret == (void*)0xdeadbeef, "*ret = %p\n", *ret);
else if(signum == SIGSEGV)
ok(*ret == NULL, "*ret = %p\n", *ret);
++test_value;
}
static void test_signal(void)
{
void (__cdecl *old)(int);
int res;
old = signal(SIGBREAK, sighandler);
ok(old != SIG_ERR, "Failed to install signal handler for SIGBREAK\n");
test_value = 0;
res = raise(SIGBREAK);
ok(res == 0, "Failed to raise SIGBREAK\n");
ok(test_value == 1, "SIGBREAK handler not invoked\n");
}
static void test___pxcptinfoptrs(void)
{
void **ret = __pxcptinfoptrs();
int res;
ok(ret != NULL, "ret == NULL\n");
ok(*ret == NULL, "*ret != NULL\n");
test_value = 0;
*ret = (void*)0xdeadbeef;
signal(SIGSEGV, sighandler);
res = raise(SIGSEGV);
ok(res == 0, "failed to raise SIGSEGV\n");
ok(*ret == (void*)0xdeadbeef, "*ret = %p\n", *ret);
signal(SIGABRT, sighandler);
res = raise(SIGABRT);
ok(res == 0, "failed to raise SIGBREAK\n");
ok(*ret == (void*)0xdeadbeef, "*ret = %p\n", *ret);
ok(test_value == 2, "test_value = %d\n", test_value);
}
START_TEST(signal)
{
test_signal();
test___pxcptinfoptrs();
}