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added Neale Pickett's spawn patch, thanks Neale

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This commit is contained in:
Anselm R Garbe 2008-12-04 20:15:00 +00:00
parent 5f74dc5e78
commit 2b047e460b
1 changed files with 16 additions and 19 deletions
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35
dwm.c
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@ -182,6 +182,7 @@ 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);
@ -1391,22 +1392,24 @@ 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
@ -1455,14 +1458,8 @@ tile(void) {
h = wh;
for(i = 0, c = nexttiled(c->next); c; c = nexttiled(c->next), i++) {
if(i + 1 == n) { /* remainder */
if(wy + wh - y < bh)
resize(c, x, y, w - 2 * c->bw, wy + wh - y - 2 * c->bw, False);
else
resize(c, x, y, w - 2 * c->bw, wy + wh - y - 2 * c->bw, resizehints);
}
else
resize(c, x, y, w - 2 * c->bw, h - 2 * c->bw, resizehints);
resize(c, x, y, w - 2 * c->bw, /* remainder */ ((i + 1 == n)
? wy + wh - y - 2 * c->bw : h - 2 * c->bw), resizehints);
if(h != wh)
y = c->y + HEIGHT(c);
}