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Add warnings about invalid output commands

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This handles some cases where sway will crash if an output command is
invalid/missing an argument.
This commit is contained in:
Mikkel Oscar Lyderik 2015-11-28 22:02:06 +01:00
parent 01617131f1
commit c477bbf345
1 changed files with 8 additions and 2 deletions
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10
sway/commands.c
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@ -767,8 +767,14 @@ static struct cmd_results *cmd_output(int argc, char **argv) {
output->y = y;
} else if (strcasecmp(argv[i], "bg") == 0 || strcasecmp(argv[i], "background") == 0) {
wordexp_t p;
char *src = argv[++i];
char *mode = argv[++i];
if (++i >= argc) {
return cmd_results_new(CMD_INVALID, "output", "Missing background file.");
}
char *src = argv[i];
if (++i >= argc) {
return cmd_results_new(CMD_INVALID, "output", "Missing background scaling mode.");
}
char *mode = argv[i];
if (wordexp(src, &p, 0) != 0) {
return cmd_results_new(CMD_INVALID, "output", "Invalid syntax (%s)", src);
}