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Trim trailing whitespace in config file #342

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Trim trailing whitespace in config file #342

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15 changes: 15 additions & 0 deletions main.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1020,6 +1020,19 @@ static char *get_config_path(void) {
return NULL;
}

static void trim_end(char *str) {
if (strlen(str) == 0) {
return;
}

char* end = str + strlen(str) - 1;
while (end > str && isspace((unsigned char)*end)) {
end--;
}

*(end + 1) = '\0';
}

static int load_config(char *path, struct swaylock_state *state,
enum line_mode *line_mode) {
FILE *config = fopen(path, "r");
Expand All @@ -1043,6 +1056,8 @@ static int load_config(char *path, struct swaylock_state *state,
continue;
}

trim_end(line);

swaylock_log(LOG_DEBUG, "Config Line #%d: %s", line_number, line);
char *flag = malloc(nread + 3);
if (flag == NULL) {
Expand Down