Check empty string before strtol()
There is no need to call strtol() if the input string is empty.
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parent
3bc63708b4
commit
7fe7bbf58c
1 changed files with 10 additions and 2 deletions
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@ -65,8 +65,12 @@ static int parse_args(struct args *args, int argc, char *argv[]) {
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}
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case 'p': {
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char *endptr;
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if (*optarg == '\0') {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Invalid port parameter is empty");
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return -1;
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}
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long value = strtol(optarg, &endptr, 0);
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if (*optarg == '\0' || *endptr != '\0') {
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if (*endptr != '\0') {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Invalid port: %s", optarg);
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return -1;
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}
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@ -79,8 +83,12 @@ static int parse_args(struct args *args, int argc, char *argv[]) {
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}
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case 'm': {
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char *endptr;
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if (*optarg == '\0') {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Max size parameter is empty");
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return -1;
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}
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long value = strtol(optarg, &endptr, 0);
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if (*optarg == '\0' || *endptr != '\0') {
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if (*endptr != '\0') {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Invalid max size: %s", optarg);
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return -1;
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}
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