diff options
Diffstat (limited to 'dwm.c')
| -rw-r--r-- | dwm.c | 35 |
1 files changed, 16 insertions, 19 deletions
@@ -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); } |