diff-highlight: ignore test cruft
[gitweb.git] / revision.c
index b49d197ccab2f4c41e0882440400637c3befa656..8a29cb03c51be119589a763b170809b8208e1857 100644 (file)
@@ -25,69 +25,13 @@ volatile show_early_output_fn_t show_early_output;
 static const char *term_bad;
 static const char *term_good;
 
-char *path_name(const struct name_path *path, const char *name)
-{
-       const struct name_path *p;
-       char *n, *m;
-       int nlen = strlen(name);
-       int len = nlen + 1;
-
-       for (p = path; p; p = p->up) {
-               if (p->elem_len)
-                       len += p->elem_len + 1;
-       }
-       n = xmalloc(len);
-       m = n + len - (nlen + 1);
-       memcpy(m, name, nlen + 1);
-       for (p = path; p; p = p->up) {
-               if (p->elem_len) {
-                       m -= p->elem_len + 1;
-                       memcpy(m, p->elem, p->elem_len);
-                       m[p->elem_len] = '/';
-               }
-       }
-       return n;
-}
-
-static int show_path_component_truncated(FILE *out, const char *name, int len)
-{
-       int cnt;
-       for (cnt = 0; cnt < len; cnt++) {
-               int ch = name[cnt];
-               if (!ch || ch == '\n')
-                       return -1;
-               fputc(ch, out);
-       }
-       return len;
-}
-
-static int show_path_truncated(FILE *out, const struct name_path *path)
-{
-       int emitted, ours;
-
-       if (!path)
-               return 0;
-       emitted = show_path_truncated(out, path->up);
-       if (emitted < 0)
-               return emitted;
-       if (emitted)
-               fputc('/', out);
-       ours = show_path_component_truncated(out, path->elem, path->elem_len);
-       if (ours < 0)
-               return ours;
-       return ours || emitted;
-}
-
-void show_object_with_name(FILE *out, struct object *obj,
-                          const struct name_path *path, const char *component)
+void show_object_with_name(FILE *out, struct object *obj, const char *name)
 {
-       struct name_path leaf;
-       leaf.up = (struct name_path *)path;
-       leaf.elem = component;
-       leaf.elem_len = strlen(component);
+       const char *p;
 
        fprintf(out, "%s ", oid_to_hex(&obj->oid));
-       show_path_truncated(out, &leaf);
+       for (p = name; *p && *p != '\n'; p++)
+               fputc(*p, out);
        fputc('\n', out);
 }
 
@@ -115,10 +59,10 @@ static void mark_tree_contents_uninteresting(struct tree *tree)
        while (tree_entry(&desc, &entry)) {
                switch (object_type(entry.mode)) {
                case OBJ_TREE:
-                       mark_tree_uninteresting(lookup_tree(entry.sha1));
+                       mark_tree_uninteresting(lookup_tree(entry.oid->hash));
                        break;
                case OBJ_BLOB:
-                       mark_blob_uninteresting(lookup_blob(entry.sha1));
+                       mark_blob_uninteresting(lookup_blob(entry.oid->hash));
                        break;
                default:
                        /* Subproject commit - not in this repository */
@@ -135,10 +79,12 @@ static void mark_tree_contents_uninteresting(struct tree *tree)
 
 void mark_tree_uninteresting(struct tree *tree)
 {
-       struct object *obj = &tree->object;
+       struct object *obj;
 
        if (!tree)
                return;
+
+       obj = &tree->object;
        if (obj->flags & UNINTERESTING)
                return;
        obj->flags |= UNINTERESTING;
@@ -282,7 +228,7 @@ static struct commit *handle_commit(struct rev_info *revs,
                        add_pending_object(revs, object, tag->tag);
                if (!tag->tagged)
                        die("bad tag");
-               object = parse_object(get_object_hash(*tag->tagged));
+               object = parse_object(tag->tagged->oid.hash);
                if (!object) {
                        if (flags & UNINTERESTING)
                                return NULL;
@@ -292,9 +238,8 @@ static struct commit *handle_commit(struct rev_info *revs,
                /*
                 * We'll handle the tagged object by looping or dropping
                 * through to the non-tag handlers below. Do not
-                * propagate data from the tag's pending entry.
+                * propagate path data from the tag's pending entry.
                 */
-               name = "";
                path = NULL;
                mode = 0;
        }
@@ -510,7 +455,7 @@ static int rev_compare_tree(struct rev_info *revs,
 
        tree_difference = REV_TREE_SAME;
        DIFF_OPT_CLR(&revs->pruning, HAS_CHANGES);
-       if (diff_tree_sha1(get_object_hash(t1->object), get_object_hash(t2->object), "",
+       if (diff_tree_sha1(t1->object.oid.hash, t2->object.oid.hash, "",
                           &revs->pruning) < 0)
                return REV_TREE_DIFFERENT;
        return tree_difference;
@@ -526,7 +471,7 @@ static int rev_same_tree_as_empty(struct rev_info *revs, struct commit *commit)
 
        tree_difference = REV_TREE_SAME;
        DIFF_OPT_CLR(&revs->pruning, HAS_CHANGES);
-       retval = diff_tree_sha1(NULL, get_object_hash(t1->object), "", &revs->pruning);
+       retval = diff_tree_sha1(NULL, t1->object.oid.hash, "", &revs->pruning);
 
        return retval >= 0 && (tree_difference == REV_TREE_SAME);
 }
@@ -539,7 +484,7 @@ struct treesame_state {
 static struct treesame_state *initialise_treesame(struct rev_info *revs, struct commit *commit)
 {
        unsigned n = commit_list_count(commit->parents);
-       struct treesame_state *st = xcalloc(1, sizeof(*st) + n);
+       struct treesame_state *st = xcalloc(1, st_add(sizeof(*st), n));
        st->nparents = n;
        add_decoration(&revs->treesame, &commit->object, st);
        return st;
@@ -901,7 +846,7 @@ static void cherry_pick_list(struct commit_list *list, struct rev_info *revs)
                 */
                if (left_first != !!(flags & SYMMETRIC_LEFT))
                        continue;
-               commit->util = add_commit_patch_id(commit, &ids);
+               add_commit_patch_id(commit, &ids);
        }
 
        /* either cherry_mark or cherry_pick are true */
@@ -928,21 +873,9 @@ static void cherry_pick_list(struct commit_list *list, struct rev_info *revs)
                id = has_commit_patch_id(commit, &ids);
                if (!id)
                        continue;
-               id->seen = 1;
-               commit->object.flags |= cherry_flag;
-       }
 
-       /* Now check the original side for seen ones */
-       for (p = list; p; p = p->next) {
-               struct commit *commit = p->item;
-               struct patch_id *ent;
-
-               ent = commit->util;
-               if (!ent)
-                       continue;
-               if (ent->seen)
-                       commit->object.flags |= cherry_flag;
-               commit->util = NULL;
+               commit->object.flags |= cherry_flag;
+               id->commit->object.flags |= cherry_flag;
        }
 
        free_patch_ids(&ids);
@@ -1378,7 +1311,7 @@ static int add_parents_only(struct rev_info *revs, const char *arg_, int flags)
                        break;
                if (!((struct tag*)it)->tagged)
                        return 0;
-               hashcpy(sha1, get_object_hash(*((struct tag*)it)->tagged));
+               hashcpy(sha1, ((struct tag*)it)->tagged->oid.hash);
        }
        if (it->type != OBJ_COMMIT)
                return 0;
@@ -1411,8 +1344,10 @@ void init_revisions(struct rev_info *revs, const char *prefix)
        revs->skip_count = -1;
        revs->max_count = -1;
        revs->max_parents = -1;
+       revs->expand_tabs_in_log = -1;
 
        revs->commit_format = CMIT_FMT_DEFAULT;
+       revs->expand_tabs_in_log_default = 8;
 
        init_grep_defaults();
        grep_init(&revs->grep_filter, prefix);
@@ -1478,7 +1413,7 @@ static void prepare_show_merge(struct rev_info *revs)
                       ce_same_name(ce, active_cache[i+1]))
                        i++;
        }
-       free_pathspec(&revs->prune_data);
+       clear_pathspec(&revs->prune_data);
        parse_pathspec(&revs->prune_data, PATHSPEC_ALL_MAGIC & ~PATHSPEC_LITERAL,
                       PATHSPEC_PREFER_FULL | PATHSPEC_LITERAL_PATH, "", prune);
        revs->limited = 1;
@@ -1555,10 +1490,10 @@ int handle_revision_arg(const char *arg_, struct rev_info *revs, int flags, unsi
 
                                a = (a_obj->type == OBJ_COMMIT
                                     ? (struct commit *)a_obj
-                                    : lookup_commit_reference(get_object_hash(*a_obj)));
+                                    : lookup_commit_reference(a_obj->oid.hash));
                                b = (b_obj->type == OBJ_COMMIT
                                     ? (struct commit *)b_obj
-                                    : lookup_commit_reference(get_object_hash(*b_obj)));
+                                    : lookup_commit_reference(b_obj->oid.hash));
                                if (!a || !b)
                                        goto missing;
                                exclude = get_merge_bases(a, b);
@@ -1634,10 +1569,7 @@ static void append_prune_data(struct cmdline_pathspec *prune, const char **av)
 static void read_pathspec_from_stdin(struct rev_info *revs, struct strbuf *sb,
                                     struct cmdline_pathspec *prune)
 {
-       while (strbuf_getwholeline(sb, stdin, '\n') != EOF) {
-               int len = sb->len;
-               if (len && sb->buf[len - 1] == '\n')
-                       sb->buf[--len] = '\0';
+       while (strbuf_getline(sb, stdin) != EOF) {
                ALLOC_GROW(prune->path, prune->nr + 1, prune->alloc);
                prune->path[prune->nr++] = xstrdup(sb->buf);
        }
@@ -1654,10 +1586,8 @@ static void read_revisions_from_stdin(struct rev_info *revs,
        warn_on_object_refname_ambiguity = 0;
 
        strbuf_init(&sb, 1000);
-       while (strbuf_getwholeline(&sb, stdin, '\n') != EOF) {
+       while (strbuf_getline(&sb, stdin) != EOF) {
                int len = sb.len;
-               if (len && sb.buf[len - 1] == '\n')
-                       sb.buf[--len] = '\0';
                if (!len)
                        break;
                if (sb.buf[0] == '-') {
@@ -1914,12 +1844,23 @@ static int handle_revision_opt(struct rev_info *revs, int argc, const char **arg
                revs->verbose_header = 1;
                revs->pretty_given = 1;
                get_commit_format(arg+9, revs);
+       } else if (!strcmp(arg, "--expand-tabs")) {
+               revs->expand_tabs_in_log = 8;
+       } else if (!strcmp(arg, "--no-expand-tabs")) {
+               revs->expand_tabs_in_log = 0;
+       } else if (skip_prefix(arg, "--expand-tabs=", &arg)) {
+               int val;
+               if (strtol_i(arg, 10, &val) < 0 || val < 0)
+                       die("'%s': not a non-negative integer", arg);
+               revs->expand_tabs_in_log = val;
        } else if (!strcmp(arg, "--show-notes") || !strcmp(arg, "--notes")) {
                revs->show_notes = 1;
                revs->show_notes_given = 1;
                revs->notes_opt.use_default_notes = 1;
        } else if (!strcmp(arg, "--show-signature")) {
                revs->show_signature = 1;
+       } else if (!strcmp(arg, "--no-show-signature")) {
+               revs->show_signature = 0;
        } else if (!strcmp(arg, "--show-linear-break") ||
                   starts_with(arg, "--show-linear-break=")) {
                if (starts_with(arg, "--show-linear-break="))
@@ -2020,16 +1961,16 @@ static int handle_revision_opt(struct rev_info *revs, int argc, const char **arg
        } else if (!strcmp(arg, "--grep-debug")) {
                revs->grep_filter.debug = 1;
        } else if (!strcmp(arg, "--basic-regexp")) {
-               grep_set_pattern_type_option(GREP_PATTERN_TYPE_BRE, &revs->grep_filter);
+               revs->grep_filter.pattern_type_option = GREP_PATTERN_TYPE_BRE;
        } else if (!strcmp(arg, "--extended-regexp") || !strcmp(arg, "-E")) {
-               grep_set_pattern_type_option(GREP_PATTERN_TYPE_ERE, &revs->grep_filter);
+               revs->grep_filter.pattern_type_option = GREP_PATTERN_TYPE_ERE;
        } else if (!strcmp(arg, "--regexp-ignore-case") || !strcmp(arg, "-i")) {
                revs->grep_filter.regflags |= REG_ICASE;
                DIFF_OPT_SET(&revs->diffopt, PICKAXE_IGNORE_CASE);
        } else if (!strcmp(arg, "--fixed-strings") || !strcmp(arg, "-F")) {
-               grep_set_pattern_type_option(GREP_PATTERN_TYPE_FIXED, &revs->grep_filter);
+               revs->grep_filter.pattern_type_option = GREP_PATTERN_TYPE_FIXED;
        } else if (!strcmp(arg, "--perl-regexp")) {
-               grep_set_pattern_type_option(GREP_PATTERN_TYPE_PCRE, &revs->grep_filter);
+               revs->grep_filter.pattern_type_option = GREP_PATTERN_TYPE_PCRE;
        } else if (!strcmp(arg, "--all-match")) {
                revs->grep_filter.all_match = 1;
        } else if (!strcmp(arg, "--invert-grep")) {
@@ -2048,7 +1989,7 @@ static int handle_revision_opt(struct rev_info *revs, int argc, const char **arg
        } else if (!strcmp(arg, "--ignore-missing")) {
                revs->ignore_missing = 1;
        } else {
-               int opts = diff_opt_parse(&revs->diffopt, argv, argc);
+               int opts = diff_opt_parse(&revs->diffopt, argv, argc, revs->prefix);
                if (!opts)
                        unkv[(*unkc)++] = arg;
                return opts;
@@ -2387,6 +2328,9 @@ int setup_revisions(int argc, const char **argv, struct rev_info *revs, struct s
        if (revs->first_parent_only && revs->bisect)
                die(_("--first-parent is incompatible with --bisect"));
 
+       if (revs->expand_tabs_in_log < 0)
+               revs->expand_tabs_in_log = revs->expand_tabs_in_log_default;
+
        return left;
 }
 
@@ -2938,7 +2882,7 @@ static int commit_match(struct commit *commit, struct rev_info *opt)
        if (opt->show_notes) {
                if (!buf.len)
                        strbuf_addstr(&buf, message);
-               format_display_notes(get_object_hash(commit->object), &buf, encoding, 1);
+               format_display_notes(commit->object.oid.hash, &buf, encoding, 1);
        }
 
        /*
@@ -2968,7 +2912,7 @@ enum commit_action get_commit_action(struct rev_info *revs, struct commit *commi
 {
        if (commit->object.flags & SHOWN)
                return commit_ignore;
-       if (revs->unpacked && has_sha1_pack(get_object_hash(commit->object)))
+       if (revs->unpacked && has_sha1_pack(commit->object.oid.hash))
                return commit_ignore;
        if (revs->show_all)
                return commit_show;