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Merge pull request #2405 from marienz/sigmask

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Reset signal mask after fork
This commit is contained in:
emersion 2018-08-02 13:03:54 +01:00 committed by GitHub
parent d6095588a1 7d8413d962
commit e2eaf7b9b5
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 8 additions and 0 deletions
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4
sway/commands/exec_always.c
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@ -4,6 +4,7 @@
#include <string.h> #include <string.h>
#include <sys/wait.h> #include <sys/wait.h>
#include <unistd.h> #include <unistd.h>
#include <signal.h>
#include "sway/commands.h" #include "sway/commands.h"
#include "sway/config.h" #include "sway/config.h"
#include "sway/tree/container.h" #include "sway/tree/container.h"
@ -47,6 +48,9 @@ struct cmd_results *cmd_exec_always(int argc, char **argv) {
if ((pid = fork()) == 0) { if ((pid = fork()) == 0) {
// Fork child process again // Fork child process again
setsid(); setsid();
sigset_t set;
sigemptyset(&set);
sigprocmask(SIG_SETMASK, &set, NULL);
close(fd[0]); close(fd[0]);
if ((child = fork()) == 0) { if ((child = fork()) == 0) {
close(fd[1]); close(fd[1]);

4
sway/config/bar.c
View file

@ -10,6 +10,7 @@
#include <sys/stat.h> #include <sys/stat.h>
#include <signal.h> #include <signal.h>
#include <strings.h> #include <strings.h>
#include <signal.h>
#include "sway/config.h" #include "sway/config.h"
#include "stringop.h" #include "stringop.h"
#include "list.h" #include "list.h"
@ -175,6 +176,9 @@ void invoke_swaybar(struct bar_config *bar) {
if (bar->pid == 0) { if (bar->pid == 0) {
setpgid(0, 0); setpgid(0, 0);
close(filedes[0]); close(filedes[0]);
sigset_t set;
sigemptyset(&set);
sigprocmask(SIG_SETMASK, &set, NULL);
// run custom swaybar // run custom swaybar
size_t len = snprintf(NULL, 0, "%s -b %s", size_t len = snprintf(NULL, 0, "%s -b %s",