msvcrt: Add test to check if signal(SIGBREAK, ...) works (todo_wine).

dlls/msvcrt/tests/Makefile.in

@@ -18,6 +18,7 @@ CTESTS = \
 	heap.c \
 	printf.c \
 	scanf.c \
+	signal.c \
 	string.c \
 	time.c
 

dlls/msvcrt/tests/signal.c

@@ -0,0 +1,50 @@
+/*
+ * 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;
+
+typedef void (sighandler_type)(int);
+
+static void sighandler(int signum)
+{
+    ++test_value;
+}
+
+static void test_signal(void)
+{
+    sighandler_type *old;
+    int res;
+
+    old = signal(SIGBREAK, sighandler);
+    todo_wine ok(old != SIG_ERR, "Failed to install signal handler for SIGBREAK\n");
+    test_value = 0;
+    res = raise(SIGBREAK);
+    todo_wine ok(res == 0, "Failed to raise SIGBREAK\n");
+    todo_wine ok(test_value == 1, "SIGBREAK handler not invoked\n");
+}
+
+START_TEST(signal)
+{
+    test_signal();
+}