From f6eb6bdcf2719defc3d38e0e2712fa3e18d29e91 Mon Sep 17 00:00:00 2001 From: Eric Wong Date: Sun, 6 Oct 2019 23:30:28 +0000 Subject: [PATCH] hashmap_get_next takes "const struct hashmap_entry *" This is less error-prone than "const void *" as the compiler now detects invalid types being passed. Signed-off-by: Eric Wong Reviewed-by: Derrick Stolee Signed-off-by: Junio C Hamano --- diff.c | 5 +++-- diffcore-rename.c | 2 +- hashmap.c | 5 +++-- hashmap.h | 3 ++- name-hash.c | 2 +- t/helper/test-hashmap.c | 2 +- 6 files changed, 11 insertions(+), 8 deletions(-) diff --git a/diff.c b/diff.c index 02491ee684..1168f0cbb9 100644 --- a/diff.c +++ b/diff.c @@ -1036,7 +1036,7 @@ static void pmb_advance_or_null_multi_match(struct diff_options *o, int i; char *got_match = xcalloc(1, pmb_nr); - for (; match; match = hashmap_get_next(hm, match)) { + for (; match; match = hashmap_get_next(hm, &match->ent)) { for (i = 0; i < pmb_nr; i++) { struct moved_entry *prev = pmb[i].match; struct moved_entry *cur = (prev && prev->next_line) ? @@ -1189,7 +1189,8 @@ static void mark_color_as_moved(struct diff_options *o, * The current line is the start of a new block. * Setup the set of potential blocks. */ - for (; match; match = hashmap_get_next(hm, match)) { + for (; match; match = hashmap_get_next(hm, + &match->ent)) { ALLOC_GROW(pmb, pmb_nr + 1, pmb_alloc); if (o->color_moved_ws_handling & COLOR_MOVED_WS_ALLOW_INDENTATION_CHANGE) { diff --git a/diffcore-rename.c b/diffcore-rename.c index 44a3ab1e31..2a1449013b 100644 --- a/diffcore-rename.c +++ b/diffcore-rename.c @@ -285,7 +285,7 @@ static int find_identical_files(struct hashmap *srcs, p = hashmap_get_from_hash(srcs, hash_filespec(options->repo, target), NULL); - for (; p; p = hashmap_get_next(srcs, p)) { + for (; p; p = hashmap_get_next(srcs, &p->entry)) { int score; struct diff_filespec *source = p->filespec; diff --git a/hashmap.c b/hashmap.c index 6818c65174..c1de40eea0 100644 --- a/hashmap.c +++ b/hashmap.c @@ -191,9 +191,10 @@ void *hashmap_get(const struct hashmap *map, const void *key, const void *keydat return *find_entry_ptr(map, key, keydata); } -void *hashmap_get_next(const struct hashmap *map, const void *entry) +void *hashmap_get_next(const struct hashmap *map, + const struct hashmap_entry *entry) { - struct hashmap_entry *e = ((struct hashmap_entry *) entry)->next; + struct hashmap_entry *e = entry->next; for (; e; e = e->next) if (entry_equals(map, entry, e, NULL)) return e; diff --git a/hashmap.h b/hashmap.h index 54b0b8c698..93fb9599ca 100644 --- a/hashmap.h +++ b/hashmap.h @@ -318,7 +318,8 @@ static inline void *hashmap_get_from_hash(const struct hashmap *map, * `entry` is the hashmap_entry to start the search from, obtained via a previous * call to `hashmap_get` or `hashmap_get_next`. */ -void *hashmap_get_next(const struct hashmap *map, const void *entry); +void *hashmap_get_next(const struct hashmap *map, + const struct hashmap_entry *entry); /* * Adds a hashmap entry. This allows to add duplicate entries (i.e. diff --git a/name-hash.c b/name-hash.c index 1ce1417f7e..4d84326c58 100644 --- a/name-hash.c +++ b/name-hash.c @@ -710,7 +710,7 @@ struct cache_entry *index_file_exists(struct index_state *istate, const char *na while (ce) { if (same_name(ce, name, namelen, icase)) return ce; - ce = hashmap_get_next(&istate->name_hash, ce); + ce = hashmap_get_next(&istate->name_hash, &ce->ent); } return NULL; } diff --git a/t/helper/test-hashmap.c b/t/helper/test-hashmap.c index 0c9fd7c996..bf063a2521 100644 --- a/t/helper/test-hashmap.c +++ b/t/helper/test-hashmap.c @@ -203,7 +203,7 @@ int cmd__hashmap(int argc, const char **argv) puts("NULL"); while (entry) { puts(get_value(entry)); - entry = hashmap_get_next(&map, entry); + entry = hashmap_get_next(&map, &entry->ent); } } else if (!strcmp("remove", cmd) && p1) { -- 2.39.2