nice-ify

1 files changed, 52 insertions, 18 deletions

diff --git a/lib/libc_r/TEST/test_fork.c b/lib/libc_r/TEST/test_fork.c
index 8d44b38c345..efaafb0a7ba 100644
--- a/lib/libc_r/TEST/test_fork.c
+++ b/lib/libc_r/TEST/test_fork.c
@@ -8,37 +8,71 @@
  */
 
 #include <pthread.h>
+#include <pthread_np.h>
 #include <stdio.h>
 #include <fcntl.h>
 #include <sys/types.h>
 #include <unistd.h>
+#include <signal.h>
+#include <sys/wait.h>
 #include "test.h"
 
+void *
+sleeper(void *arg)
+{
+	pthread_set_name_np(pthread_self(), "slpr");
+	printf("sleeper\n");
+	sleep(10);
+	PANIC("sleeper timed out");
+}
+
+static void
+sigchld(sig)
+	int sig;
+{
+	int status;
+
+	ASSERT(sig == SIGCHLD);
+	CHECKe(wait(&status));
+	ASSERT(WIFEXITED(status));
+	ASSERT(WEXITSTATUS(status) == 0);
+	SUCCEED;
+}
+
 int
 main()
 {
 	int flags;
 	pid_t pid;
-	extern int _thread_sys_fcntl __P((int, int, ...));
+	pthread_t sleeper_thread;
 
-	if (((flags = _thread_sys_fcntl(1, F_GETFL, NULL)) >= OK) && 
-	  (flags & (O_NONBLOCK | O_NDELAY))) {
-		_thread_sys_fcntl(1, F_SETFL, flags & ~(O_NONBLOCK | O_NDELAY));
-	}
-	printf("parent process %d\n", getpid());
-
-	switch(pid = fork()) {
-	case OK:
-		exit(OK);
-	case NOTOK:
-		printf("fork() FAILED\n");
-		exit(2);
-	default:
-		printf("child process %d\n", pid);
-		break;
+	CHECKe(flags = fcntl(STDOUT_FILENO, F_GETFL));
+	if ((flags & (O_NONBLOCK | O_NDELAY))) {
+		CHECKe(fcntl(STDOUT_FILENO, F_SETFL, 
+		    flags & ~(O_NONBLOCK | O_NDELAY)));
 	}
 
-	printf("test_fork PASSED\n");
+	CHECKr(pthread_create(&sleeper_thread, NULL, sleeper, NULL));
+	sleep(1);
+
+	CHECKe(signal(SIGCHLD, sigchld));
 
-	return 0;
+	printf("forking\n");
+
+	CHECKe(pid = fork());
+	switch(pid) {
+	case 0:
+		sleep(1);
+		printf("child process %d\n", getpid());
+		_thread_dump_info();
+		printf("\n");
+		_exit(0);
+		PANIC("_exit");
+	default:
+		printf("parent process %d [child %d]\n", getpid(), pid);
+		_thread_dump_info();
+		printf("\n");
+		CHECKe(pause());
+		PANIC("pause");
+	}
 }