Added 'C_C++/signals.c'

C_C++/signals.c

@@ -0,0 +1,26 @@
+// @BAKE gcc $@ -o $*.out -ggdb; ./$*.out
+#include <signal.h>
+#include <unistd.h>
+
+void handler(int ignore) {
+    sleep(1);
+    puts("Handler.");
+    return;
+}
+
+void f() {
+    puts("F-1 function.");
+    int i = *(int*)0x0;
+    puts("F-2 function.");
+}
+
+void g() {
+    puts("G function.");
+}
+
+main() {
+    signal(SIGSEGV, handler);
+
+    f();
+    g();
+}