static void setup(void);
static void seturgent(Client *c, int urg);
static void showhide(Client *c);
-static void sigchld(int unused);
static void spawn(const Arg *arg);
static void tag(const Arg *arg);
static void tagmon(const Arg *arg);
int i;
XSetWindowAttributes wa;
Atom utf8string;
+ struct sigaction sa;
- /* clean up any zombies immediately */
- sigchld(0);
+ /* do not transform children into zombies when they terminate */
+ sigemptyset(&sa.sa_mask);
+ sa.sa_flags = SA_NOCLDSTOP | SA_NOCLDWAIT | SA_RESTART;
+ sa.sa_handler = SIG_IGN;
+ sigaction(SIGCHLD, &sa, NULL);
+
+ /* clean up any zombies (inherited from .xinitrc etc) immediately */
+ while (waitpid(-1, NULL, WNOHANG) > 0);
/* init screen */
screen = DefaultScreen(dpy);
}
}
-void
-sigchld(int unused)
-{
- if (signal(SIGCHLD, sigchld) == SIG_ERR)
- die("can't install SIGCHLD handler:");
- while (0 < waitpid(-1, NULL, WNOHANG));
-}
-
void
spawn(const Arg *arg)
{