From 5ec6074f0633939fd17d94111d10c6c6b062978c Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 27 Apr 2024 11:49:36 +0200 Subject: Adding upstream version 1:2.30.2. Signed-off-by: Daniel Baumann --- oidset.c | 85 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 85 insertions(+) create mode 100644 oidset.c (limited to 'oidset.c') diff --git a/oidset.c b/oidset.c new file mode 100644 index 0000000..5aac633 --- /dev/null +++ b/oidset.c @@ -0,0 +1,85 @@ +#include "cache.h" +#include "oidset.h" + +void oidset_init(struct oidset *set, size_t initial_size) +{ + memset(&set->set, 0, sizeof(set->set)); + if (initial_size) + kh_resize_oid_set(&set->set, initial_size); +} + +int oidset_contains(const struct oidset *set, const struct object_id *oid) +{ + khiter_t pos = kh_get_oid_set(&set->set, *oid); + return pos != kh_end(&set->set); +} + +int oidset_insert(struct oidset *set, const struct object_id *oid) +{ + int added; + kh_put_oid_set(&set->set, *oid, &added); + return !added; +} + +int oidset_remove(struct oidset *set, const struct object_id *oid) +{ + khiter_t pos = kh_get_oid_set(&set->set, *oid); + if (pos == kh_end(&set->set)) + return 0; + kh_del_oid_set(&set->set, pos); + return 1; +} + +void oidset_clear(struct oidset *set) +{ + kh_release_oid_set(&set->set); + oidset_init(set, 0); +} + +int oidset_size(struct oidset *set) +{ + return kh_size(&set->set); +} + +void oidset_parse_file(struct oidset *set, const char *path) +{ + oidset_parse_file_carefully(set, path, NULL, NULL); +} + +void oidset_parse_file_carefully(struct oidset *set, const char *path, + oidset_parse_tweak_fn fn, void *cbdata) +{ + FILE *fp; + struct strbuf sb = STRBUF_INIT; + struct object_id oid; + + fp = fopen(path, "r"); + if (!fp) + die("could not open object name list: %s", path); + while (!strbuf_getline(&sb, fp)) { + const char *p; + const char *name; + + /* + * Allow trailing comments, leading whitespace + * (including before commits), and empty or whitespace + * only lines. + */ + name = strchr(sb.buf, '#'); + if (name) + strbuf_setlen(&sb, name - sb.buf); + strbuf_trim(&sb); + if (!sb.len) + continue; + + if (parse_oid_hex(sb.buf, &oid, &p) || *p != '\0') + die("invalid object name: %s", sb.buf); + if (fn && fn(&oid, cbdata)) + continue; + oidset_insert(set, &oid); + } + if (ferror(fp)) + die_errno("Could not read '%s'", path); + fclose(fp); + strbuf_release(&sb); +} -- cgit v1.2.3