pbentes/dwm
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re-applied Neale's spawn patch, credited Neale in LICENSE

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This commit is contained in:
a@null
2008-12-12 19:55:03 +00:00
parent 0b5dcf229f
commit 62a491e36d
4 changed files with 18 additions and 13 deletions

25
dwm.c

@ -178,6 +178,7 @@ static void setlayout(const Arg *arg);
static void setmfact(const Arg *arg);
static void setup(void);
static void showhide(Client *c);
static void sigchld(int signal);
static void spawn(const Arg *arg);
static void tag(const Arg *arg);
static int textnw(const char *text, unsigned int len);
@ -1340,22 +1341,24 @@ showhide(Client *c) {
}
}
void
sigchld(int signal) {
while(0 < waitpid(-1, NULL, WNOHANG));
}
void
spawn(const Arg *arg) {
/* The double-fork construct avoids zombie processes and keeps the code
* clean from stupid signal handlers. */
signal(SIGCHLD, sigchld);
if(fork() == 0) {
if(fork() == 0) {
if(dpy)
close(ConnectionNumber(dpy));
setsid();
execvp(((char **)arg->v)[0], (char **)arg->v);
fprintf(stderr, "dwm: execvp %s", ((char **)arg->v)[0]);
perror(" failed");
}
if(dpy)
close(ConnectionNumber(dpy));
setsid();
execvp(((char **)arg->v)[0], (char **)arg->v);
fprintf(stderr, "dwm: execvp %s", ((char **)arg->v)[0]);
perror(" failed");
exit(0);
}
wait(0);
}
void