Class stat

tests/test_store_checkpoint.c:90–90

static int tsc_wal_absent_or_empty(const char *db_path) {
    char wal_path[512];
    struct stat st = {0};
    snprintf(wal_path, sizeof(wal_path), "%s-wal", db_path);
    if (stat(wal_path, &st) == 0) {
        return st.st_size == 0;