sequencer.c: drop 'const' from function return type
[gitweb.git] / combine-diff.c
index 59501db99a74ab8f237766730045dda4ecd112b2..2505de119a2be37e9dfb313a2e44db68595ad13f 100644 (file)
@@ -292,16 +292,17 @@ static char *grab_blob(const struct object_id *oid, unsigned int mode,
        enum object_type type;
 
        if (S_ISGITLINK(mode)) {
-               blob = xmalloc(100);
-               *size = snprintf(blob, 100,
-                                "Subproject commit %s\n", oid_to_hex(oid));
+               struct strbuf buf = STRBUF_INIT;
+               strbuf_addf(&buf, "Subproject commit %s\n", oid_to_hex(oid));
+               *size = buf.len;
+               blob = strbuf_detach(&buf, NULL);
        } else if (is_null_oid(oid)) {
                /* deleted blob */
                *size = 0;
                return xcalloc(1, 1);
        } else if (textconv) {
                struct diff_filespec *df = alloc_filespec(path);
-               fill_filespec(df, oid->hash, 1, mode);
+               fill_filespec(df, oid, 1, mode);
                *size = fill_textconv(textconv, df, &blob);
                free_filespec(df);
        } else {
@@ -897,7 +898,7 @@ static void show_combined_header(struct combine_diff_path *elem,
                                 int show_file_header)
 {
        struct diff_options *opt = &rev->diffopt;
-       int abbrev = DIFF_OPT_TST(opt, FULL_INDEX) ? GIT_SHA1_HEXSZ : DEFAULT_ABBREV;
+       int abbrev = opt->flags.full_index ? GIT_SHA1_HEXSZ : DEFAULT_ABBREV;
        const char *a_prefix = opt->a_prefix ? opt->a_prefix : "a/";
        const char *b_prefix = opt->b_prefix ? opt->b_prefix : "b/";
        const char *c_meta = diff_get_color_opt(opt, DIFF_METAINFO);
@@ -986,7 +987,7 @@ static void show_patch_diff(struct combine_diff_path *elem, int num_parent,
        userdiff = userdiff_find_by_path(elem->path);
        if (!userdiff)
                userdiff = userdiff_find_by_name("default");
-       if (DIFF_OPT_TST(opt, ALLOW_TEXTCONV))
+       if (opt->flags.allow_textconv)
                textconv = userdiff_get_textconv(userdiff);
 
        /* Read the result of merge first */
@@ -1013,7 +1014,7 @@ static void show_patch_diff(struct combine_diff_path *elem, int num_parent,
                        elem->mode = canon_mode(st.st_mode);
                } else if (S_ISDIR(st.st_mode)) {
                        struct object_id oid;
-                       if (resolve_gitlink_ref(elem->path, "HEAD", oid.hash) < 0)
+                       if (resolve_gitlink_ref(elem->path, "HEAD", &oid) < 0)
                                result = grab_blob(&elem->oid, elem->mode,
                                                   &result_size, NULL, NULL);
                        else
@@ -1021,7 +1022,7 @@ static void show_patch_diff(struct combine_diff_path *elem, int num_parent,
                                                   &result_size, NULL, NULL);
                } else if (textconv) {
                        struct diff_filespec *df = alloc_filespec(elem->path);
-                       fill_filespec(df, null_sha1, 0, st.st_mode);
+                       fill_filespec(df, &null_oid, 0, st.st_mode);
                        result_size = fill_textconv(textconv, df, &result);
                        free_filespec(df);
                } else if (0 <= (fd = open(elem->path, O_RDONLY))) {
@@ -1052,7 +1053,7 @@ static void show_patch_diff(struct combine_diff_path *elem, int num_parent,
                        if (is_file) {
                                struct strbuf buf = STRBUF_INIT;
 
-                               if (convert_to_git(elem->path, result, len, &buf, safe_crlf)) {
+                               if (convert_to_git(&the_index, elem->path, result, len, &buf, safe_crlf)) {
                                        free(result);
                                        result = strbuf_detach(&buf, &len);
                                        result_size = len;
@@ -1310,8 +1311,8 @@ static const char *path_path(void *obj)
 
 
 /* find set of paths that every parent touches */
-static struct combine_diff_path *find_paths_generic(const unsigned char *sha1,
-       const struct sha1_array *parents, struct diff_options *opt)
+static struct combine_diff_path *find_paths_generic(const struct object_id *oid,
+       const struct oid_array *parents, struct diff_options *opt)
 {
        struct combine_diff_path *paths = NULL;
        int i, num_parent = parents->nr;
@@ -1335,7 +1336,7 @@ static struct combine_diff_path *find_paths_generic(const unsigned char *sha1,
                        opt->output_format = stat_opt;
                else
                        opt->output_format = DIFF_FORMAT_NO_OUTPUT;
-               diff_tree_sha1(parents->sha1[i], sha1, "", opt);
+               diff_tree_oid(&parents->oid[i], oid, "", opt);
                diffcore_std(opt);
                paths = intersect_paths(paths, i, num_parent);
 
@@ -1359,32 +1360,32 @@ static struct combine_diff_path *find_paths_generic(const unsigned char *sha1,
  * rename/copy detection, etc, comparing all trees simultaneously (= faster).
  */
 static struct combine_diff_path *find_paths_multitree(
-       const unsigned char *sha1, const struct sha1_array *parents,
+       const struct object_id *oid, const struct oid_array *parents,
        struct diff_options *opt)
 {
        int i, nparent = parents->nr;
-       const unsigned char **parents_sha1;
+       const struct object_id **parents_oid;
        struct combine_diff_path paths_head;
        struct strbuf base;
 
-       ALLOC_ARRAY(parents_sha1, nparent);
+       ALLOC_ARRAY(parents_oid, nparent);
        for (i = 0; i < nparent; i++)
-               parents_sha1[i] = parents->sha1[i];
+               parents_oid[i] = &parents->oid[i];
 
        /* fake list head, so worker can assume it is non-NULL */
        paths_head.next = NULL;
 
        strbuf_init(&base, PATH_MAX);
-       diff_tree_paths(&paths_head, sha1, parents_sha1, nparent, &base, opt);
+       diff_tree_paths(&paths_head, oid, parents_oid, nparent, &base, opt);
 
        strbuf_release(&base);
-       free(parents_sha1);
+       free(parents_oid);
        return paths_head.next;
 }
 
 
-void diff_tree_combined(const unsigned char *sha1,
-                       const struct sha1_array *parents,
+void diff_tree_combined(const struct object_id *oid,
+                       const struct oid_array *parents,
                        int dense,
                        struct rev_info *rev)
 {
@@ -1412,8 +1413,8 @@ void diff_tree_combined(const unsigned char *sha1,
 
        diffopts = *opt;
        copy_pathspec(&diffopts.pathspec, &opt->pathspec);
-       DIFF_OPT_SET(&diffopts, RECURSIVE);
-       DIFF_OPT_CLR(&diffopts, ALLOW_EXTERNAL);
+       diffopts.flags.recursive = 1;
+       diffopts.flags.allow_external = 0;
 
        /* find set of paths that everybody touches
         *
@@ -1434,7 +1435,7 @@ void diff_tree_combined(const unsigned char *sha1,
         * NOTE please keep this semantically in sync with diffcore_std()
         */
        need_generic_pathscan = opt->skip_stat_unmatch  ||
-                       DIFF_OPT_TST(opt, FOLLOW_RENAMES)       ||
+                       opt->flags.follow_renames       ||
                        opt->break_opt != -1    ||
                        opt->detect_rename      ||
                        opt->pickaxe            ||
@@ -1447,11 +1448,11 @@ void diff_tree_combined(const unsigned char *sha1,
                 * diff(sha1,parent_i) for all i to do the job, specifically
                 * for parent0.
                 */
-               paths = find_paths_generic(sha1, parents, &diffopts);
+               paths = find_paths_generic(oid, parents, &diffopts);
        }
        else {
                int stat_opt;
-               paths = find_paths_multitree(sha1, parents, &diffopts);
+               paths = find_paths_multitree(oid, parents, &diffopts);
 
                /*
                 * show stat against the first parent even
@@ -1462,7 +1463,7 @@ void diff_tree_combined(const unsigned char *sha1,
                if (stat_opt) {
                        diffopts.output_format = stat_opt;
 
-                       diff_tree_sha1(parents->sha1[0], sha1, "", &diffopts);
+                       diff_tree_oid(&parents->oid[0], oid, "", &diffopts);
                        diffcore_std(&diffopts);
                        if (opt->orderfile)
                                diffcore_order(opt->orderfile);
@@ -1532,12 +1533,12 @@ void diff_tree_combined_merge(const struct commit *commit, int dense,
                              struct rev_info *rev)
 {
        struct commit_list *parent = get_saved_parents(rev, commit);
-       struct sha1_array parents = SHA1_ARRAY_INIT;
+       struct oid_array parents = OID_ARRAY_INIT;
 
        while (parent) {
-               sha1_array_append(&parents, parent->item->object.oid.hash);
+               oid_array_append(&parents, &parent->item->object.oid);
                parent = parent->next;
        }
-       diff_tree_combined(commit->object.oid.hash, &parents, dense, rev);
-       sha1_array_clear(&parents);
+       diff_tree_combined(&commit->object.oid, &parents, dense, rev);
+       oid_array_clear(&parents);
 }