Function cmp_i64

internal/cbm/sqlite_writer.c:1376–1378

static const CBMDumpEdge *g_sort_edges;

static inline int cmp_i64(int64_t a, int64_t b) {
    return (a > b) - (a < b);
}

static inline const char *safe_str(const char *s) {
    return s ? s : "";