fix for double-fork still leaving zombies around (from Uli Franke uli.franke@weiss.ch)

1 files changed, 10 insertions, 1 deletions

diff --git a/libjack/client.c b/libjack/client.c
index 52f9ae7..e06617f 100644
--- a/libjack/client.c
+++ b/libjack/client.c
@@ -962,6 +962,9 @@ failure:
 int
 start_server (const char *server_name, jack_options_t options)
 {
+        int status;
+        pid_t first_child_pid;
+
 	if ((options & JackNoStartServer)
 	    || getenv("JACK_NO_START_SERVER")) {
 		return 1;
@@ -976,7 +979,10 @@ start_server (const char *server_name, jack_options_t options)
 	 * virtual memory tricks, the overhead of the second fork() is
 	 * probably relatively small.
 	 */
-	switch (fork()) {
+
+        first_child_pid = fork();
+
+	switch (first_child_pid) {
 	case 0:				/* child process */
 		switch (fork()) {
 		case 0:			/* grandchild process */
@@ -991,6 +997,9 @@ start_server (const char *server_name, jack_options_t options)
 		return 1;		/* failed to start server */
 	}
 
+        /* reap the initaial child */
+        waitpid (first_child_pid, &status, 0);
+
 	/* only the original parent process goes here */
 	return 0;			/* (probably) successful */
 }