Function cli_strip_flag_value

src/main.c:587–601

Strip a flag AND its following value from argv, returning the value (a pointer * into the original argv strings, valid for the process lifetime) or NULL if the * flag is absent. */

 * into the original argv strings, valid for the process lifetime) or NULL if the
 * flag is absent. */
static const char *cli_strip_flag_value(int *argc, char **argv, const char *flag) {
    for (int i = 0; i < *argc; i++) {
        if (strcmp(argv[i], flag) != 0) {
            continue;
        }
        const char *value = (i + SKIP_ONE < *argc) ? argv[i + SKIP_ONE] : NULL;
        int remove_count = value ? 2 : 1;
        for (int j = i; j < *argc - remove_count; j++) {
            argv[j] = argv[j + remove_count];
        }
        *argc -= remove_count;
        return value;
    }
    return NULL;
}

/* Portable "is fd a terminal?" — _isatty on Windows, isatty on POSIX. */
#ifdef _WIN32