parent
c0b05eddb8
commit
d615d3836c
15
dwl.c
15
dwl.c
@ -224,6 +224,7 @@ static void setlayout(const Arg *arg);
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static void setmfact(const Arg *arg);
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static void setmon(Client *c, Monitor *m, unsigned int newtags);
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static void setup(void);
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static void sigchld(int unused);
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static void spawn(const Arg *arg);
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static void tag(const Arg *arg);
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static void tagmon(const Arg *arg);
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@ -1458,6 +1459,9 @@ setsel(struct wl_listener *listener, void *data)
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void
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setup(void)
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{
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/* clean up child processes immediately */
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sigchld(0);
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/* The backend is a wlroots feature which abstracts the underlying input and
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* output hardware. The autocreate option will choose the most suitable
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* backend based on the current environment, such as opening an X11 window
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@ -1579,6 +1583,17 @@ setup(void)
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#endif
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}
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void
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sigchld(int unused)
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{
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if (signal(SIGCHLD, sigchld) == SIG_ERR) {
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perror("can't install SIGCHLD handler");
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exit(EXIT_FAILURE);
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}
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while (0 < waitpid(-1, NULL, WNOHANG))
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;
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}
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void
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spawn(const Arg *arg)
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{
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