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@ -214,22 +214,37 @@ static struct cmd_results *cmd_exec_always(int argc, char **argv) {
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free(tmp);
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sway_log(L_DEBUG, "Executing %s", cmd);
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int fd[2];
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pipe(fd);
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pid_t pid;
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pid_t *child = malloc(sizeof(pid_t)); // malloc'd so that Linux can avoid copying the process space
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// Fork process
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if ((pid = fork()) == 0) {
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// Fork child process again
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setsid();
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if (fork() == 0) {
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if ((*child = fork()) == 0) {
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execl("/bin/sh", "/bin/sh", "-c", cmd, (void *)NULL);
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/* Not reached */
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}
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// Close child process
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_exit(0);
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close(fd[0]);
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write(fd[1], child, sizeof(pid_t));
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close(fd[1]);
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_exit(0); // Close child process
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} else if (pid < 0) {
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return cmd_results_new(CMD_FAILURE, "exec_always", "Command failed (sway could not fork).");
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}
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close(fd[1]); // close write
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read(fd[0], child, sizeof(pid_t));
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close(fd[0]);
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// cleanup child process
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wait(0);
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if (*child > 0) {
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sway_log(L_DEBUG, "Child process created with pid %d", *child);
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// TODO: keep track of this pid and open the corresponding view on the current workspace
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// blocked pending feature in wlc
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}
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free(child);
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return cmd_results_new(CMD_SUCCESS, NULL, NULL);
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}
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