coroutine: Remove on-stack buffers from testcases

[ccan] / ccan / daemonize / daemonize.c

diff --git a/ccan/daemonize/daemonize.c b/ccan/daemonize/daemonize.c
index 3c0a53a8bfa11a25a6e0685dc4c7f7ed72a4ab10..bd32ecbbaeebc866426eb212ca3811264e060d21 100644 (file)
--- a/ccan/daemonize/daemonize.c
+++ b/ccan/daemonize/daemonize.c
@@ -15,8 +15,9 @@ bool daemonize(void)
        /* Separate from our parent via fork, so init inherits us. */
        if ((pid = fork()) < 0)
                return false;
+       /* use _exit() to avoid triggering atexit() processing */
        if (pid != 0)
-               exit(0);
+               _exit(0);
 
        /* Don't hold files open. */
        close(STDIN_FILENO);
@@ -32,7 +33,8 @@ bool daemonize(void)
        close(0);
 
        /* Session leader so ^C doesn't whack us. */
-       setsid();
+       if (setsid() == (pid_t)-1)
+               return false;
        /* Move off any mount points we might be in. */
        if (chdir("/") != 0)
                return false;