name-hash.c: use new hash map implementation for directories

diff --git a/cache.h b/cache.h
index 51d6602cd9da8f8da6b5176ea352574bcc7036f5..f9b13ecb3f4c5a4600f8a69aa841ed7436282b89 100644 (file)
--- a/cache.h
+++ b/cache.h
@@ -4,6 +4,7 @@
 #include "git-compat-util.h"
 #include "strbuf.h"
 #include "hash.h"
+#include "hashmap.h"
 #include "advice.h"
 #include "gettext.h"
 #include "convert.h"
@@ -278,7 +279,7 @@ struct index_state {
        unsigned name_hash_initialized : 1,
                 initialized : 1;
        struct hash_table name_hash;
-       struct hash_table dir_hash;
+       struct hashmap dir_hash;
 };
 
 extern struct index_state the_index;
@@ -314,6 +315,8 @@ extern void free_name_hash(struct index_state *istate);
 #define refresh_cache(flags) refresh_index(&the_index, (flags), NULL, NULL, NULL)
 #define ce_match_stat(ce, st, options) ie_match_stat(&the_index, (ce), (st), (options))
 #define ce_modified(ce, st, options) ie_modified(&the_index, (ce), (st), (options))
+#define cache_dir_exists(name, namelen) index_dir_exists(&the_index, (name), (namelen))
+#define cache_file_exists(name, namelen, igncase) index_file_exists(&the_index, (name), (namelen), (igncase))
 #define cache_name_exists(name, namelen, igncase) index_name_exists(&the_index, (name), (namelen), (igncase))
 #define cache_name_is_other(name, namelen) index_name_is_other(&the_index, (name), (namelen))
 #define resolve_undo_clear() resolve_undo_clear_index(&the_index)
@@ -463,6 +466,8 @@ extern int write_index(struct index_state *, int newfd);
 extern int discard_index(struct index_state *);
 extern int unmerged_index(const struct index_state *);
 extern int verify_path(const char *path);
+extern struct cache_entry *index_dir_exists(struct index_state *istate, const char *name, int namelen);
+extern struct cache_entry *index_file_exists(struct index_state *istate, const char *name, int namelen, int igncase);
 extern struct cache_entry *index_name_exists(struct index_state *istate, const char *name, int namelen, int igncase);
 extern int index_name_pos(const struct index_state *, const char *name, int namelen);
 #define ADD_CACHE_OK_TO_ADD 1          /* Ok to add */
@@ -953,6 +958,15 @@ struct ident_split {
  */
 extern int split_ident_line(struct ident_split *, const char *, int);
 
+/*
+ * Compare split idents for equality or strict ordering. Note that we
+ * compare only the ident part of the line, ignoring any timestamp.
+ *
+ * Because there are two fields, we must choose one as the primary key; we
+ * currently arbitrarily pick the email.
+ */
+extern int ident_cmp(const struct ident_split *, const struct ident_split *);
+
 struct checkout {
        const char *base_dir;
        int base_dir_len;