Function parse_token_index

src/semantic/semantic.c:1433–1440

Parse a decimal index string via strtol, returning CBM_NOT_FOUND on parse * failure. Centralizes the atoi-replacement pattern for token_map lookups. */

/* Parse a decimal index string via strtol, returning CBM_NOT_FOUND on parse
 * failure.  Centralizes the atoi-replacement pattern for token_map lookups. */
static int parse_token_index(const char *idx_str) {
    if (!idx_str) {
        return CBM_NOT_FOUND;
    }
    char *end = NULL;
    long parsed = strtol(idx_str, &end, BASE_DECIMAL);
    return (end != idx_str) ? (int)parsed : CBM_NOT_FOUND;
}

float cbm_sem_corpus_idf(const cbm_sem_corpus_t *corpus, const char *token) {
    if (!corpus || !token || corpus->doc_count == 0) {