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prevent the zombie apocalypse

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This commit is contained in:
Sascha Kruse 2012-12-21 13:03:54 +01:00
parent 4820f0da13
commit 94e8fed7c5
1 changed files with 37 additions and 20 deletions
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41
dunst.c
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@ -15,6 +15,7 @@
#include <math.h> #include <math.h>
#include <errno.h> #include <errno.h>
#include <signal.h> #include <signal.h>
#include <sys/wait.h>
#include <X11/Xlib.h> #include <X11/Xlib.h>
#include <X11/XKBlib.h> #include <X11/XKBlib.h>
#include <X11/Xatom.h> #include <X11/Xatom.h>
@ -214,19 +215,27 @@ void context_menu(void) {
if (len == 0) if (len == 0)
return; return;
buf[len - 1] = '\0'; buf[len - 1] = '\0';
int status;
waitpid(pid, &status, 0);
} }
close(parent_io[0]); close(parent_io[0]);
int browser_pid = fork(); int browser_pid1 = fork();
if (browser_pid1) {
if (browser_pid == 0) { int status;
waitpid(browser_pid1, &status, 0);
} else {
int browser_pid2 = fork();
if (browser_pid2) {
exit(0);
} else {
browser = string_append(browser, buf, " "); browser = string_append(browser, buf, " ");
char **cmd = string_to_argv(browser); char **cmd = string_to_argv(browser);
execvp(cmd[0], cmd); execvp(cmd[0], cmd);
} else { }
return;
} }
} }
@ -256,10 +265,17 @@ void run_script(notification *n)
break; break;
} }
int pid = fork(); int pid1 = fork();
if (pid == 0) { if (pid1) {
execlp(n->script, n->script, int status;
waitpid(pid1, &status, 0);
} else {
int pid2 = fork();
if (pid2) {
exit(0);
} else {
int ret = execlp(n->script, n->script,
appname, appname,
summary, summary,
body, body,
@ -267,10 +283,11 @@ void run_script(notification *n)
urgency, urgency,
(char *) NULL (char *) NULL
); );
} else if (pid < 0) { if (ret != 0) {
PERR("Unable to fork", errno); PERR("Unable to run script", errno);
} else { exit(EXIT_FAILURE);
return; }
}
} }
} }