completion: refactor __git_complete_index_file()

diff --git a/read-cache.c b/read-cache.c
index 5cddbc325ff3f85c693f600836a08fac755846bb..04ed561bfe7dd8fbf1988190f95eb1cc3530ff58 100644 (file)
--- a/read-cache.c
+++ b/read-cache.c
@@ -46,7 +46,7 @@ static void replace_index_entry(struct index_state *istate, int nr, struct cache
 {
        struct cache_entry *old = istate->cache[nr];
 
-       remove_name_hash(old);
+       remove_name_hash(istate, old);
        set_index_entry(istate, nr, ce);
        istate->cache_changed = 1;
 }
@@ -197,21 +197,25 @@ static int ce_match_stat_basic(struct cache_entry *ce, struct stat *st)
        }
        if (ce->ce_mtime.sec != (unsigned int)st->st_mtime)
                changed |= MTIME_CHANGED;
-       if (trust_ctime && ce->ce_ctime.sec != (unsigned int)st->st_ctime)
+       if (trust_ctime && check_stat &&
+           ce->ce_ctime.sec != (unsigned int)st->st_ctime)
                changed |= CTIME_CHANGED;
 
 #ifdef USE_NSEC
-       if (ce->ce_mtime.nsec != ST_MTIME_NSEC(*st))
+       if (check_stat && ce->ce_mtime.nsec != ST_MTIME_NSEC(*st))
                changed |= MTIME_CHANGED;
-       if (trust_ctime && ce->ce_ctime.nsec != ST_CTIME_NSEC(*st))
+       if (trust_ctime && check_stat &&
+           ce->ce_ctime.nsec != ST_CTIME_NSEC(*st))
                changed |= CTIME_CHANGED;
 #endif
 
-       if (ce->ce_uid != (unsigned int) st->st_uid ||
-           ce->ce_gid != (unsigned int) st->st_gid)
-               changed |= OWNER_CHANGED;
-       if (ce->ce_ino != (unsigned int) st->st_ino)
-               changed |= INODE_CHANGED;
+       if (check_stat) {
+               if (ce->ce_uid != (unsigned int) st->st_uid ||
+                       ce->ce_gid != (unsigned int) st->st_gid)
+                       changed |= OWNER_CHANGED;
+               if (ce->ce_ino != (unsigned int) st->st_ino)
+                       changed |= INODE_CHANGED;
+       }
 
 #ifdef USE_STDEV
        /*
@@ -219,8 +223,8 @@ static int ce_match_stat_basic(struct cache_entry *ce, struct stat *st)
         * clients will have different views of what "device"
         * the filesystem is on
         */
-       if (ce->ce_dev != (unsigned int) st->st_dev)
-               changed |= INODE_CHANGED;
+       if (check_stat && ce->ce_dev != (unsigned int) st->st_dev)
+                       changed |= INODE_CHANGED;
 #endif
 
        if (ce->ce_size != (unsigned int) st->st_size)
@@ -456,7 +460,7 @@ int remove_index_entry_at(struct index_state *istate, int pos)
        struct cache_entry *ce = istate->cache[pos];
 
        record_resolve_undo(istate, ce);
-       remove_name_hash(ce);
+       remove_name_hash(istate, ce);
        istate->cache_changed = 1;
        istate->cache_nr--;
        if (pos >= istate->cache_nr)
@@ -479,7 +483,7 @@ void remove_marked_cache_entries(struct index_state *istate)
 
        for (i = j = 0; i < istate->cache_nr; i++) {
                if (ce_array[i]->ce_flags & CE_REMOVE)
-                       remove_name_hash(ce_array[i]);
+                       remove_name_hash(istate, ce_array[i]);
                else
                        ce_array[j++] = ce_array[i];
        }
@@ -1511,8 +1515,7 @@ int discard_index(struct index_state *istate)
        istate->cache_changed = 0;
        istate->timestamp.sec = 0;
        istate->timestamp.nsec = 0;
-       istate->name_hash_initialized = 0;
-       free_hash(&istate->name_hash);
+       free_name_hash(istate);
        cache_tree_free(&(istate->cache_tree));
        istate->initialized = 0;
 
@@ -1896,3 +1899,37 @@ int index_name_is_other(const struct index_state *istate, const char *name,
        }
        return 1;
 }
+
+void *read_blob_data_from_index(struct index_state *istate, const char *path, unsigned long *size)
+{
+       int pos, len;
+       unsigned long sz;
+       enum object_type type;
+       void *data;
+
+       len = strlen(path);
+       pos = index_name_pos(istate, path, len);
+       if (pos < 0) {
+               /*
+                * We might be in the middle of a merge, in which
+                * case we would read stage #2 (ours).
+                */
+               int i;
+               for (i = -pos - 1;
+                    (pos < 0 && i < istate->cache_nr &&
+                     !strcmp(istate->cache[i]->name, path));
+                    i++)
+                       if (ce_stage(istate->cache[i]) == 2)
+                               pos = i;
+       }
+       if (pos < 0)
+               return NULL;
+       data = read_sha1_file(istate->cache[pos]->sha1, &type, &sz);
+       if (!data || type != OBJ_BLOB) {
+               free(data);
+               return NULL;
+       }
+       if (size)
+               *size = sz;
+       return data;
+}