Function safe_str_free

src/foundation/platform.h:46–51

Safe const string free: frees a const char* and NULLs it. * Casts away const so callers don't repeat the (void *) dance. */

/* Safe const string free: frees a const char* and NULLs it.
 * Casts away const so callers don't repeat the (void *) dance. */
static inline void safe_str_free(const char **sp) {
    if (sp && *sp) {
        free((void *)*sp);
        *sp = NULL;
    }
}

/* Safe buffer free: frees a heap array and zeros its element count.
 * Use for dynamic arrays paired with a size_t count. */