diff options
| -rw-r--r-- | dir.c | 10 | ||||
| -rw-r--r-- | dir.h | 2 | ||||
| -rw-r--r-- | object-file.c | 33 | ||||
| -rw-r--r-- | object-store.h | 7 | ||||
| -rw-r--r-- | object.c | 2 |
5 files changed, 42 insertions, 12 deletions
@@ -84,11 +84,21 @@ int fspathcmp(const char *a, const char *b) return ignore_case ? strcasecmp(a, b) : strcmp(a, b); } +int fspatheq(const char *a, const char *b) +{ + return !fspathcmp(a, b); +} + int fspathncmp(const char *a, const char *b, size_t count) { return ignore_case ? strncasecmp(a, b, count) : strncmp(a, b, count); } +unsigned int fspathhash(const char *str) +{ + return ignore_case ? strihash(str) : strhash(str); +} + int git_fnmatch(const struct pathspec_item *item, const char *pattern, const char *string, int prefix) @@ -489,7 +489,9 @@ int remove_dir_recursively(struct strbuf *path, int flag); int remove_path(const char *path); int fspathcmp(const char *a, const char *b); +int fspatheq(const char *a, const char *b); int fspathncmp(const char *a, const char *b, size_t count); +unsigned int fspathhash(const char *str); /* * The prefix part of pattern must not contains wildcards. diff --git a/object-file.c b/object-file.c index f233b440b2..a13f49b192 100644 --- a/object-file.c +++ b/object-file.c @@ -517,9 +517,9 @@ const char *loose_object_path(struct repository *r, struct strbuf *buf, */ static int alt_odb_usable(struct raw_object_store *o, struct strbuf *path, - const char *normalized_objdir) + const char *normalized_objdir, khiter_t *pos) { - struct object_directory *odb; + int r; /* Detect cases where alternate disappeared */ if (!is_directory(path->buf)) { @@ -533,14 +533,20 @@ static int alt_odb_usable(struct raw_object_store *o, * Prevent the common mistake of listing the same * thing twice, or object directory itself. */ - for (odb = o->odb; odb; odb = odb->next) { - if (!fspathcmp(path->buf, odb->path)) - return 0; + if (!o->odb_by_path) { + khiter_t p; + + o->odb_by_path = kh_init_odb_path_map(); + assert(!o->odb->next); + p = kh_put_odb_path_map(o->odb_by_path, o->odb->path, &r); + assert(r == 1); /* never used */ + kh_value(o->odb_by_path, p) = o->odb; } - if (!fspathcmp(path->buf, normalized_objdir)) + if (fspatheq(path->buf, normalized_objdir)) return 0; - - return 1; + *pos = kh_put_odb_path_map(o->odb_by_path, path->buf, &r); + /* r: 0 = exists, 1 = never used, 2 = deleted */ + return r == 0 ? 0 : 1; } /* @@ -566,6 +572,7 @@ static int link_alt_odb_entry(struct repository *r, const char *entry, { struct object_directory *ent; struct strbuf pathbuf = STRBUF_INIT; + khiter_t pos; if (!is_absolute_path(entry) && relative_base) { strbuf_realpath(&pathbuf, relative_base, 1); @@ -587,23 +594,25 @@ static int link_alt_odb_entry(struct repository *r, const char *entry, while (pathbuf.len && pathbuf.buf[pathbuf.len - 1] == '/') strbuf_setlen(&pathbuf, pathbuf.len - 1); - if (!alt_odb_usable(r->objects, &pathbuf, normalized_objdir)) { + if (!alt_odb_usable(r->objects, &pathbuf, normalized_objdir, &pos)) { strbuf_release(&pathbuf); return -1; } CALLOC_ARRAY(ent, 1); - ent->path = xstrdup(pathbuf.buf); + /* pathbuf.buf is already in r->objects->odb_by_path */ + ent->path = strbuf_detach(&pathbuf, NULL); /* add the alternate entry */ *r->objects->odb_tail = ent; r->objects->odb_tail = &(ent->next); ent->next = NULL; + assert(r->objects->odb_by_path); + kh_value(r->objects->odb_by_path, pos) = ent; /* recursively add alternates */ - read_info_alternates(r, pathbuf.buf, depth + 1); + read_info_alternates(r, ent->path, depth + 1); - strbuf_release(&pathbuf); return 0; } diff --git a/object-store.h b/object-store.h index ec32c23dcb..6077065d90 100644 --- a/object-store.h +++ b/object-store.h @@ -7,6 +7,8 @@ #include "oid-array.h" #include "strbuf.h" #include "thread-utils.h" +#include "khash.h" +#include "dir.h" struct object_directory { struct object_directory *next; @@ -30,6 +32,9 @@ struct object_directory { char *path; }; +KHASH_INIT(odb_path_map, const char * /* key: odb_path */, + struct object_directory *, 1, fspathhash, fspatheq); + void prepare_alt_odb(struct repository *r); char *compute_alternate_path(const char *path, struct strbuf *err); typedef int alt_odb_fn(struct object_directory *, void *); @@ -116,6 +121,8 @@ struct raw_object_store { */ struct object_directory *odb; struct object_directory **odb_tail; + kh_odb_path_map_t *odb_by_path; + int loaded_alternates; /* @@ -511,6 +511,8 @@ static void free_object_directories(struct raw_object_store *o) free_object_directory(o->odb); o->odb = next; } + kh_destroy_odb_path_map(o->odb_by_path); + o->odb_by_path = NULL; } void raw_object_store_clear(struct raw_object_store *o) |