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Merge pull request #261 from christophgysin/exec

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Call swaybg without invoking a shell
This commit is contained in:
Drew DeVault 2015-11-25 18:59:35 -05:00
parent a713686daa e362f871d9
commit 206606b32c
1 changed files with 14 additions and 9 deletions
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23
sway/config.c
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@ -334,17 +334,22 @@ void apply_output_config(struct output_config *oc, swayc_t *output) {
}
sway_log(L_DEBUG, "Setting background for output %d to %s", i, oc->background);
char *cmd = malloc(
strlen("swaybg ") +
(i >= 10 ? 2 : 1) +
strlen(oc->background) + 3 +
strlen(oc->background_option) + 3 +
1);
sprintf(cmd, "swaybg %d '%s' '%s'", i, oc->background, oc->background_option);
size_t bufsize = 4;
char output_id[bufsize];
snprintf(output_id, bufsize, "%d", i);
output_id[bufsize-1] = 0;
char *const cmd[] = {
"swaybg",
output_id,
oc->background,
oc->background_option,
NULL,
};
if (fork() == 0) {
execl("/bin/sh", "/bin/sh", "-c", cmd, (void *)NULL);
execvp(cmd[0], cmd);
}
free(cmd);
}
}