[hackers] [wmii] waidpid() child after double fork hack.

changeset: 2190:05fe986fcca9
tag: tip
user: Kris Maglione <jg_AT_suckless.org>
date: Tue Jul 03 05:34:55 2007 -0400
summary: waidpid() child after double fork hack.

diff -r 42b3effb96d8 -r 05fe986fcca9 cmd/wmii/main.c
--- a/cmd/wmii/main.c Tue Jul 03 05:20:01 2007 -0400
+++ b/cmd/wmii/main.c Tue Jul 03 05:34:55 2007 -0400
@@ -291,13 +291,14 @@ static void
 static void
 init_traps(void) {
         char buf[1];
- int fd[2];
+ pid_t pid;
+ int fd[2], status;
 
         if(pipe(fd) != 0)
                 fatal("Can't pipe(): %r");
 
         /* Double fork hack */
- switch(fork()) {
+ switch(pid = fork()) {
         case -1:
                 fatal("Can't fork(): %r");
                 break; /* not reached */
@@ -326,6 +327,7 @@ init_traps(void) {
                         exit(0);
                 }
         default:
+ waitpid(pid, &status, 0);
                 break;
         }
 
Received on Tue Jul 03 2007 - 11:39:37 UTC