Function cbm_pkgmap_build

src/pipeline/pass_pkgmap.c:717–759

/* ── Merge: per-worker entries → hash table ────────────────────── */

CBMHashTable *cbm_pkgmap_build(cbm_pkg_entries_t *worker_entries, int worker_count,
                               const char *project_name) {
    /* Count total entries */
    int total = 0;
    for (int w = 0; w < worker_count; w++) {
        total += worker_entries[w].count;
    }
    if (total == 0) {
        return NULL;
    }

    CBMHashTable *map = cbm_ht_create(PKGMAP_HT_INIT);
    int merged = 0;

    for (int w = 0; w < worker_count; w++) {
        cbm_pkg_entries_t *we = &worker_entries[w];
        for (int i = 0; i < we->count; i++) {
            /* Convert entry_rel to QN: project.dir.parts */
            char *qn = cbm_pipeline_fqn_module(project_name, we->items[i].entry_rel);
            if (!qn) {
                continue;
            }

            /* Check for duplicate — first wins */
            if (cbm_ht_has(map, we->items[i].pkg_name)) {
                free(qn);
                continue;
            }

            /* Transfer ownership: key = strdup'd pkg_name, value = qn */
            char *key = strdup(we->items[i].pkg_name);
            cbm_ht_set(map, key, qn);
            merged++;
        }
    }

    if (merged == 0) {
        cbm_ht_free(map);
        return NULL;
    }
    cbm_log_info("pkgmap.build", "entries", pkgmap_itoa(merged));
    return map;
}

/* Returns true if basename is a package manifest we know how to parse.
 * Used by the filesystem walker; cbm_pkgmap_try_parse is the source of