[tarantool-patches] Re: [PATCH v1 1/1] lib/bitset: rename bitset structs

  • From: Kirill Shcherbatov <kshcherbatov@xxxxxxxxxxxxx>
  • To: tarantool-patches@xxxxxxxxxxxxx
  • Date: Tue, 3 Jul 2018 16:24:36 +0300

I don't think you should rename any structures or functions defined in
memtx_bitset.c - they don't conflict and they are not related to struct
bitset.

Changes in memtx_bitset.{c, h} with my patch now.

========================================

diff --git a/src/box/memtx_bitset.c b/src/box/memtx_bitset.c
index 9216ed8..75406f9 100644
--- a/src/box/memtx_bitset.c
+++ b/src/box/memtx_bitset.c
@@ -154,7 +154,7 @@ value_to_tuple(size_t value)
 
 struct bitset_index_iterator {
        struct iterator base; /* Must be the first member. */
-       struct bitset_iterator bitset_it;
+       struct tt_bitset_iterator bitset_it;
 #ifndef OLD_GOOD_BITSET
        struct memtx_bitset_index *bitset_index;
 #endif /* #ifndef OLD_GOOD_BITSET */
@@ -174,7 +174,7 @@ bitset_index_iterator_free(struct iterator *iterator)
        assert(iterator->free == bitset_index_iterator_free);
        struct bitset_index_iterator *it = bitset_index_iterator(iterator);
 
-       bitset_iterator_destroy(&it->bitset_it);
+       tt_bitset_iterator_destroy(&it->bitset_it);
        mempool_free(it->pool, it);
 }
 
@@ -184,7 +184,7 @@ bitset_index_iterator_next(struct iterator *iterator, 
struct tuple **ret)
        assert(iterator->free == bitset_index_iterator_free);
        struct bitset_index_iterator *it = bitset_index_iterator(iterator);
 
-       size_t value = bitset_iterator_next(&it->bitset_it);
+       size_t value = tt_bitset_iterator_next(&it->bitset_it);
        if (value == SIZE_MAX) {
                *ret = NULL;
                return 0;
@@ -202,7 +202,7 @@ static void
 memtx_bitset_index_destroy(struct index *base)
 {
        struct memtx_bitset_index *index = (struct memtx_bitset_index *)base;
-       bitset_index_destroy(&index->index);
+       tt_bitset_index_destroy(&index->index);
 #ifndef OLD_GOOD_BITSET
        mh_bitset_index_delete(index->tuple_to_id);
        matras_destroy(index->id_to_tuple);
@@ -215,7 +215,7 @@ static ssize_t
 memtx_bitset_index_size(struct index *base)
 {
        struct memtx_bitset_index *index = (struct memtx_bitset_index *)base;
-       return bitset_index_size(&index->index);
+       return tt_bitset_index_size(&index->index);
 }
 
 static ssize_t
@@ -223,7 +223,7 @@ memtx_bitset_index_bsize(struct index *base)
 {
        struct memtx_bitset_index *index = (struct memtx_bitset_index *)base;
        size_t result = 0;
-       result += bitset_index_bsize(&index->index);
+       result += tt_bitset_index_bsize(&index->index);
 #ifndef OLD_GOOD_BITSET
        result += matras_extent_count(index->id_to_tuple) * MEMTX_EXTENT_SIZE;
        result += mh_bitset_index_memsize(index->tuple_to_id);
@@ -270,11 +270,12 @@ memtx_bitset_index_replace(struct index *base, struct 
tuple *old_tuple,
 #else /* #ifndef OLD_GOOD_BITSET */
                size_t value = tuple_to_value(old_tuple);
 #endif /* #ifndef OLD_GOOD_BITSET */
-               if (bitset_index_contains_value(&index->index, (size_t)value)) {
+               if (tt_bitset_index_contains_value(&index->index,
+                                                  (size_t) value)) {
                        *result = old_tuple;
 
                        assert(old_tuple != new_tuple);
-                       bitset_index_remove_value(&index->index, value);
+                       tt_bitset_index_remove_value(&index->index, value);
 #ifndef OLD_GOOD_BITSET
                        memtx_bitset_index_unregister_tuple(index, old_tuple);
 #endif /* #ifndef OLD_GOOD_BITSET */
@@ -293,7 +294,8 @@ memtx_bitset_index_replace(struct index *base, struct tuple 
*old_tuple,
 #else /* #ifndef OLD_GOOD_BITSET */
                uint32_t value = tuple_to_value(new_tuple);
 #endif /* #ifndef OLD_GOOD_BITSET */
-               if (bitset_index_insert(&index->index, key, key_len, value) < 
0) {
+               if (tt_bitset_index_insert(&index->index, key, key_len,
+                                          value) < 0) {
 #ifndef OLD_GOOD_BITSET
                        memtx_bitset_index_unregister_tuple(index, new_tuple);
 #endif /* #ifndef OLD_GOOD_BITSET */
@@ -327,7 +329,7 @@ memtx_bitset_index_create_iterator(struct index *base, enum 
iterator_type type,
        it->base.next = bitset_index_iterator_next;
        it->base.free = bitset_index_iterator_free;
 
-       bitset_iterator_create(&it->bitset_it, realloc);
+       tt_bitset_iterator_create(&it->bitset_it, realloc);
 #ifndef OLD_GOOD_BITSET
        it->bitset_index = index;
 #endif
@@ -339,29 +341,29 @@ memtx_bitset_index_create_iterator(struct index *base, 
enum iterator_type type,
                bitset_key = make_key(key, &bitset_key_size);
        }
 
-       struct bitset_expr expr;
-       bitset_expr_create(&expr, realloc);
+       struct tt_bitset_expr expr;
+       tt_bitset_expr_create(&expr, realloc);
 
        int rc = 0;
        switch (type) {
        case ITER_ALL:
-               rc = bitset_index_expr_all(&expr);
+               rc = tt_bitset_index_expr_all(&expr);
                break;
        case ITER_EQ:
-               rc = bitset_index_expr_equals(&expr, bitset_key,
-                                             bitset_key_size);
+               rc = tt_bitset_index_expr_equals(&expr, bitset_key,
+                                                bitset_key_size);
                break;
        case ITER_BITS_ALL_SET:
-               rc = bitset_index_expr_all_set(&expr, bitset_key,
-                                              bitset_key_size);
+               rc = tt_bitset_index_expr_all_set(&expr, bitset_key,
+                                                 bitset_key_size);
                break;
        case ITER_BITS_ALL_NOT_SET:
-               rc = bitset_index_expr_all_not_set(&expr, bitset_key,
-                                                  bitset_key_size);
+               rc = tt_bitset_index_expr_all_not_set(&expr, bitset_key,
+                                                     bitset_key_size);
                break;
        case ITER_BITS_ANY_SET:
-               rc = bitset_index_expr_any_set(&expr, bitset_key,
-                                              bitset_key_size);
+               rc = tt_bitset_index_expr_any_set(&expr, bitset_key,
+                                                 bitset_key_size);
                break;
        default:
                diag_set(UnsupportedIndexFeature, base->def,
@@ -375,17 +377,17 @@ memtx_bitset_index_create_iterator(struct index *base, 
enum iterator_type type,
                goto fail;
        }
 
-       if (bitset_index_init_iterator(&index->index, &it->bitset_it,
-                                      &expr) != 0) {
+       if (tt_bitset_index_init_iterator(&index->index, &it->bitset_it,
+                                         &expr) != 0) {
                diag_set(OutOfMemory, 0, "memtx_bitset_index",
                         "iterator state");
                goto fail;
        }
 
-       bitset_expr_destroy(&expr);
+       tt_bitset_expr_destroy(&expr);
        return (struct iterator *)it;
 fail:
-       bitset_expr_destroy(&expr);
+       tt_bitset_expr_destroy(&expr);
        mempool_free(&memtx->bitset_iterator_pool, it);
        return NULL;
 }
@@ -397,7 +399,7 @@ memtx_bitset_index_count(struct index *base, enum 
iterator_type type,
        struct memtx_bitset_index *index = (struct memtx_bitset_index *)base;
 
        if (type == ITER_ALL)
-               return bitset_index_size(&index->index);
+               return tt_bitset_index_size(&index->index);
 
        assert(part_count == 1); /* checked by key_validate() */
        uint32_t bitset_key_size = 0;
@@ -417,7 +419,7 @@ memtx_bitset_index_count(struct index *base, enum 
iterator_type type,
                 * bitset_index_count().
                 */
                if (bit_iterator_next(&bit_it) == SIZE_MAX)
-                       return bitset_index_count(&index->index, bit);
+                       return tt_bitset_index_count(&index->index, bit);
        } else if (type == ITER_BITS_ALL_SET) {
                /**
                 * Optimization: for an empty key return 0.
@@ -431,7 +433,7 @@ memtx_bitset_index_count(struct index *base, enum 
iterator_type type,
                 * bitset_index_count().
                 */
                if (bit_iterator_next(&bit_it) == SIZE_MAX)
-                       return bitset_index_count(&index->index, bit);
+                       return tt_bitset_index_count(&index->index, bit);
        } else if (type == ITER_BITS_ALL_NOT_SET) {
                /**
                 * Optimization: for an empty key return the number of items
@@ -440,14 +442,14 @@ memtx_bitset_index_count(struct index *base, enum 
iterator_type type,
                bit_iterator_init(&bit_it, bitset_key, bitset_key_size, true);
                bit = bit_iterator_next(&bit_it);
                if (bit == SIZE_MAX)
-                       return bitset_index_size(&index->index);
+                       return tt_bitset_index_size(&index->index);
                /**
                 * Optimiation: for the single bit key use
                 * bitset_index_count().
                 */
                if (bit_iterator_next(&bit_it) == SIZE_MAX)
-                       return bitset_index_size(&index->index) -
-                               bitset_index_count(&index->index, bit);
+                       return tt_bitset_index_size(&index->index) -
+                               tt_bitset_index_count(&index->index, bit);
        }
 
        /* Call generic method */
@@ -515,6 +517,6 @@ memtx_bitset_index_new(struct memtx_engine *memtx, struct 
index_def *def)
                panic("failed to allocate memtx bitset index");
 #endif /* #ifndef OLD_GOOD_BITSET */
 
-       bitset_index_create(&index->index, realloc);
+       tt_bitset_index_create(&index->index, realloc);
        return index;
 }
diff --git a/src/box/memtx_bitset.h b/src/box/memtx_bitset.h
index 0b8f48a..62971dd 100644
--- a/src/box/memtx_bitset.h
+++ b/src/box/memtx_bitset.h
@@ -51,7 +51,7 @@ struct mh_bitset_index_t;
 
 struct memtx_bitset_index {
        struct index base;
-       struct bitset_index index;
+       struct tt_bitset_index index;
 #ifndef OLD_GOOD_BITSET
        struct matras *id_to_tuple;
        struct mh_bitset_index_t *tuple_to_id;
diff --git a/src/lib/bitset/bitset.c b/src/lib/bitset/bitset.c
index ae2a033..f785adf 100644
--- a/src/lib/bitset/bitset.c
+++ b/src/lib/bitset/bitset.c
@@ -37,73 +37,78 @@
 #include <assert.h>
 
 void
-bitset_create(struct bitset *bitset, void *(*realloc)(void *ptr, size_t size))
+tt_bitset_create(struct tt_bitset *bitset,
+                void *(*realloc)(void *ptr, size_t size))
 {
        memset(bitset, 0, sizeof(*bitset));
        bitset->realloc = realloc;
 
        /* Initialize pages tree */
-       bitset_pages_new(&bitset->pages);
+       tt_bitset_pages_new(&bitset->pages);
 }
 
-static struct bitset_page *
-bitset_destroy_iter_cb(bitset_pages_t *t, struct bitset_page *page, void *arg)
+static struct tt_bitset_page *
+tt_bitset_destroy_iter_cb(tt_bitset_pages_t *t, struct tt_bitset_page *page,
+                         void *arg)
 {
        (void) t;
-       struct bitset *bitset = (struct bitset *) arg;
-       bitset_page_destroy(page);
+       struct tt_bitset *bitset = (struct tt_bitset *) arg;
+       tt_bitset_page_destroy(page);
        bitset->realloc(page, 0);
        return NULL;
 }
 
 void
-bitset_destroy(struct bitset *bitset)
+tt_bitset_destroy(struct tt_bitset *bitset)
 {
-       bitset_pages_iter(&bitset->pages, NULL, bitset_destroy_iter_cb, bitset);
+       tt_bitset_pages_iter(&bitset->pages, NULL, tt_bitset_destroy_iter_cb,
+                            bitset);
        memset(&bitset->pages, 0, sizeof(bitset->pages));
 }
 
 bool
-bitset_test(struct bitset *bitset, size_t pos)
+tt_bitset_test(struct tt_bitset *bitset, size_t pos)
 {
-       struct bitset_page key;
-       key.first_pos = bitset_page_first_pos(pos);
+       struct tt_bitset_page key;
+       key.first_pos = tt_bitset_page_first_pos(pos);
 
        /* Find a page in pages tree */
-       struct bitset_page *page = bitset_pages_search(&bitset->pages, &key);
+       struct tt_bitset_page *page =
+               tt_bitset_pages_search(&bitset->pages, &key);
        if (page == NULL)
                return false;
 
        assert(page->first_pos <= pos && pos < page->first_pos +
               BITSET_PAGE_DATA_SIZE * CHAR_BIT);
-       return bit_test(bitset_page_data(page), pos - page->first_pos);
+       return bit_test(tt_bitset_page_data(page), pos - page->first_pos);
 }
 
 int
-bitset_set(struct bitset *bitset, size_t pos)
+tt_bitset_set(struct tt_bitset *bitset, size_t pos)
 {
-       struct bitset_page key;
-       key.first_pos = bitset_page_first_pos(pos);
+       struct tt_bitset_page key;
+       key.first_pos = tt_bitset_page_first_pos(pos);
 
        /* Find a page in pages tree */
-       struct bitset_page *page = bitset_pages_search(&bitset->pages, &key);
+       struct tt_bitset_page *page =
+               tt_bitset_pages_search(&bitset->pages, &key);
        if (page == NULL) {
                /* Allocate a new page */
-               size_t size = bitset_page_alloc_size(bitset->realloc);
+               size_t size = tt_bitset_page_alloc_size(bitset->realloc);
                page = bitset->realloc(NULL, size);
                if (page == NULL)
                        return -1;
 
-               bitset_page_create(page);
+               tt_bitset_page_create(page);
                page->first_pos = key.first_pos;
 
                /* Insert the page into pages tree */
-               bitset_pages_insert(&bitset->pages, page);
+               tt_bitset_pages_insert(&bitset->pages, page);
        }
 
        assert(page->first_pos <= pos && pos < page->first_pos +
               BITSET_PAGE_DATA_SIZE * CHAR_BIT);
-       bool prev = bit_set(bitset_page_data(page), pos - page->first_pos);
+       bool prev = bit_set(tt_bitset_page_data(page), pos - page->first_pos);
        if (prev) {
                /* Value has not changed */
                return 1;
@@ -116,19 +121,20 @@ bitset_set(struct bitset *bitset, size_t pos)
 }
 
 int
-bitset_clear(struct bitset *bitset, size_t pos)
+tt_bitset_clear(struct tt_bitset *bitset, size_t pos)
 {
-       struct bitset_page key;
-       key.first_pos = bitset_page_first_pos(pos);
+       struct tt_bitset_page key;
+       key.first_pos = tt_bitset_page_first_pos(pos);
 
        /* Find a page in the pages tree */
-       struct bitset_page *page = bitset_pages_search(&bitset->pages, &key);
+       struct tt_bitset_page *page =
+               tt_bitset_pages_search(&bitset->pages, &key);
        if (page == NULL)
                return 0;
 
        assert(page->first_pos <= pos && pos < page->first_pos +
               BITSET_PAGE_DATA_SIZE * CHAR_BIT);
-       bool prev = bit_clear(bitset_page_data(page), pos - page->first_pos);
+       bool prev = bit_clear(tt_bitset_page_data(page), pos - page->first_pos);
        if (!prev) {
                return 0;
        }
@@ -140,9 +146,9 @@ bitset_clear(struct bitset *bitset, size_t pos)
 
        if (page->cardinality == 0) {
                /* Remove the page from the pages tree */
-               bitset_pages_remove(&bitset->pages, page);
+               tt_bitset_pages_remove(&bitset->pages, page);
                /* Free the page */
-               bitset_page_destroy(page);
+               tt_bitset_page_destroy(page);
                bitset->realloc(page, 0);
        }
 
@@ -150,33 +156,33 @@ bitset_clear(struct bitset *bitset, size_t pos)
 }
 
 extern inline size_t
-bitset_cardinality(const struct bitset *bitset);
+tt_bitset_cardinality(const struct tt_bitset *bitset);
 
 void
-bitset_info(struct bitset *bitset, struct bitset_info *info)
+tt_bitset_info(struct tt_bitset *bitset, struct tt_bitset_info *info)
 {
        memset(info, 0, sizeof(*info));
        info->page_data_size = BITSET_PAGE_DATA_SIZE;
-       info->page_total_size = bitset_page_alloc_size(bitset->realloc);
+       info->page_total_size = tt_bitset_page_alloc_size(bitset->realloc);
        info->page_data_alignment = BITSET_PAGE_DATA_ALIGNMENT;
 
        size_t cardinality_check = 0;
-       struct bitset_page *page = bitset_pages_first(&bitset->pages);
+       struct tt_bitset_page *page = tt_bitset_pages_first(&bitset->pages);
        while (page != NULL) {
                info->pages++;
                cardinality_check += page->cardinality;
-               page = bitset_pages_next(&bitset->pages, page);
+               page = tt_bitset_pages_next(&bitset->pages, page);
        }
 
-       assert(bitset_cardinality(bitset) == cardinality_check);
+       assert(tt_bitset_cardinality(bitset) == cardinality_check);
 }
 
 #if defined(DEBUG)
 void
-bitset_dump(struct bitset *bitset, int verbose, FILE *stream)
+tt_bitset_dump(struct tt_bitset *bitset, int verbose, FILE *stream)
 {
-       struct bitset_info info;
-       bitset_info(bitset, &info);
+       struct tt_bitset_info info;
+       tt_bitset_info(bitset, &info);
 
        size_t PAGE_BIT = (info.page_data_size * CHAR_BIT);
 
@@ -225,8 +231,8 @@ bitset_dump(struct bitset *bitset, int verbose, FILE 
*stream)
 
        fprintf(stream, "    " "pages = {\n");
 
-       for (struct bitset_page *page = bitset_pages_first(&bitset->pages);
-            page != NULL; page = bitset_pages_next(&bitset->pages, page)) {
+       for (struct tt_bitset_page *page = 
tt_bitset_pages_first(&bitset->pages);
+            page != NULL; page = tt_bitset_pages_next(&bitset->pages, page)) {
 
                size_t page_last_pos = page->first_pos
                                + BITSET_PAGE_DATA_SIZE * CHAR_BIT;

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