remove sigchld function
Explicitly setting the handler for SIGCHLD to SIG_IGN tells the OS to reap zombie processes automatically, which is what we wanted anyway.
This commit is contained in:
parent
15f5d31f98
commit
1fa72b0772
15
dwl.c
15
dwl.c
@ -278,7 +278,6 @@ static void setlayout(const Arg *arg);
|
||||
static void setmfact(const Arg *arg);
|
||||
static void setmon(Client *c, Monitor *m, unsigned int newtags);
|
||||
static void setup(void);
|
||||
static void sigchld(int unused);
|
||||
static void spawn(const Arg *arg);
|
||||
static void tag(const Arg *arg);
|
||||
static void tagmon(const Arg *arg);
|
||||
@ -1984,8 +1983,9 @@ setup(void)
|
||||
* clients from the Unix socket, manging Wayland globals, and so on. */
|
||||
dpy = wl_display_create();
|
||||
|
||||
/* clean up child processes immediately */
|
||||
sigchld(0);
|
||||
/* Indicate explicitly to the OS that we are not interested in info
|
||||
* about child processes (per POSIX.1-2001) */
|
||||
signal(SIGCHLD, SIG_IGN);
|
||||
|
||||
/* The backend is a wlroots feature which abstracts the underlying input and
|
||||
* output hardware. The autocreate option will choose the most suitable
|
||||
@ -2136,15 +2136,6 @@ setup(void)
|
||||
#endif
|
||||
}
|
||||
|
||||
void
|
||||
sigchld(int unused)
|
||||
{
|
||||
if (signal(SIGCHLD, sigchld) == SIG_ERR)
|
||||
EBARF("can't install SIGCHLD handler");
|
||||
while (0 < waitpid(-1, NULL, WNOHANG))
|
||||
;
|
||||
}
|
||||
|
||||
void
|
||||
spawn(const Arg *arg)
|
||||
{
|
||||
|
Loading…
Reference in New Issue
Block a user