git log: support "auto" decorations

diff --git a/attr.c b/attr.c
index 689bc2a8961fac72a01e615764af53f49d01c3ec..734222dc45c588736f963dea7907258e76024415 100644 (file)
--- a/attr.c
+++ b/attr.c
@@ -211,7 +211,7 @@ static struct match_attr *parse_attr_line(const char *line, const char *src,
        name = cp;
        namelen = strcspn(name, blank);
        if (strlen(ATTRIBUTE_MACRO_PREFIX) < namelen &&
-           !prefixcmp(name, ATTRIBUTE_MACRO_PREFIX)) {
+           starts_with(name, ATTRIBUTE_MACRO_PREFIX)) {
                if (!macro_ok) {
                        fprintf(stderr, "%s not allowed: %s:%d\n",
                                name, src, lineno);
@@ -338,12 +338,7 @@ static void handle_attr_line(struct attr_stack *res,
        a = parse_attr_line(line, src, lineno, macro_ok);
        if (!a)
                return;
-       if (res->alloc <= res->num_matches) {
-               res->alloc = alloc_nr(res->num_matches);
-               res->attrs = xrealloc(res->attrs,
-                                     sizeof(struct match_attr *) *
-                                     res->alloc);
-       }
+       ALLOC_GROW(res->attrs, res->num_matches + 1, res->alloc);
        res->attrs[res->num_matches++] = a;
 }
 
@@ -381,46 +376,13 @@ static struct attr_stack *read_attr_from_file(const char *path, int macro_ok)
        return res;
 }
 
-static void *read_index_data(const char *path)
-{
-       int pos, len;
-       unsigned long sz;
-       enum object_type type;
-       void *data;
-       struct index_state *istate = use_index ? use_index : &the_index;
-
-       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;
-       }
-       return data;
-}
-
 static struct attr_stack *read_attr_from_index(const char *path, int macro_ok)
 {
        struct attr_stack *res;
        char *buf, *sp;
        int lineno = 0;
 
-       buf = read_index_data(path);
+       buf = read_blob_data_from_index(use_index ? use_index : &the_index, path, NULL);
        if (!buf)
                return NULL;