Function ri_write_big

tests/test_index_resilience.c:38–53

Write a comment-only python file padded well past `bytes`. The file is never * parsed (the size cap rejects it before extraction), so its content only needs * to make it a discoverable .py source that exceeds the cap. */

 * parsed (the size cap rejects it before extraction), so its content only needs
 * to make it a discoverable .py source that exceeds the cap. */
static void ri_write_big(const char *dir, const char *name, size_t bytes) {
    char path[700];
    snprintf(path, sizeof(path), "%s/%s", dir, name);
    FILE *f = fopen(path, "wb");
    if (!f) {
        return;
    }
    static const char line[] = "# oversized filler line padding this file past the size cap\n";
    size_t linelen = sizeof(line) - 1;
    size_t written = 0;
    while (written < bytes) {
        fwrite(line, 1, linelen, f);
        written += linelen;
    }
    fclose(f);
}

/* Slurp a whole file into a heap buffer (NUL-terminated). NULL on error. */
static char *ri_slurp(const char *path) {