fix various issues

src/include/deepstate/DeepState.h

@@ -578,16 +578,20 @@ static int DeepState_RunTestNoFork(struct DeepState_TestInfo *test) {
 /* Fork and run `test`. */
 static enum DeepState_TestRunResult
 DeepState_ForkAndRunTest(struct DeepState_TestInfo *test) {
-  if (FLAG_no_fork) {
-    return DeepState_RunTestNoFork(test);
-  }
-  pid_t test_pid = fork();
-  if (!test_pid) {
-    DeepState_RunTest(test);
+  pid_t test_pid;
+  if (!FLAGS_no_fork) {
+    test_pid = fork();
+    if (!test_pid) {
+      DeepState_RunTest(test);
+    }
   }
   int wstatus;
-  waitpid(test_pid, &wstatus, 0);
-
+  if (!FLAGS_no_fork) {
+    waitpid(test_pid, &wstatus, 0);
+  } else {
+    wstatus = DeepState_RunTestNoFork(test);
+  }
+  
   /* If we exited normally, the status code tells us if the test passed. */
   if (WIFEXITED(wstatus)) {
     uint8_t status = WEXITSTATUS(wstatus);

src/lib/DeepState.c

@@ -39,7 +39,7 @@ DEFINE_bool(abort_on_fail, false, "Abort on file replay failure (useful in file
 DEFINE_bool(verbose_reads, false, "Report on bytes being read during execution of test.");
 DEFINE_bool(fuzz, false, "Perform brute force unguided fuzzing.");
 DEFINE_bool(fuzz_save_passing, false, "Save passing tests during fuzzing.");
-DEFINE_bool(no_fork, false, "Don't fork when running a test.")
+DEFINE_bool(no_fork, false, "Don't fork when running a test.");
 
 DEFINE_int(log_level, 0, "Minimum level of logging to output.");
 DEFINE_int(seed, 0, "Seed for brute force fuzzing (uses time if not set).");