Added signal & crash handling

include/criterion/criterion.h

@@ -34,6 +34,7 @@ struct criterion_test_extra_data {
     unsigned line_;
     void (*init)(void);
     void (*fini)(void);
+    int signal;
 };
 
 struct criterion_test {

include/criterion/stats.h

@@ -42,6 +42,7 @@ struct criterion_test_stats {
     struct criterion_assert_stats *asserts;
     int passed;
     int failed;
+    int signal;
     unsigned progress;
     const char *file;
 

samples/signal.c

@@ -0,0 +1,18 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <signal.h>
+#include <criterion/criterion.h>
+
+Test(simple, caught, .signal = SIGSEGV) {
+    int *i = NULL;
+    *i = 42;
+}
+
+Test(simple, wrong_signal, .signal = SIGSEGV) {
+    raise(SIGINT);
+}
+
+Test(simple, uncaught) {
+    int *i = NULL;
+    *i = 42;
+}

src/runner.c

@@ -143,8 +143,15 @@ static void run_test(struct criterion_global_stats *stats, struct criterion_test
         }
         int status;
         waitpid(pid, &status, 0);
-        if (WIFSIGNALED(status))
-            report(TEST_CRASH, test_stats);
+        if (WIFSIGNALED(status)) {
+            test_stats->signal = WTERMSIG(status);
+            if (test->data->signal == 0) {
+                report(TEST_CRASH, test_stats);
+            } else {
+                report(POST_TEST, test_stats);
+                report(POST_FINI, test_stats);
+            }
+        }
     }
 }