Splitting rev-list into revisions lib, end of beginning.

This makes the rewrite easier to validate in that revision flag
parsing and warlking part are now all in rev_info structure.

Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/rev-list.c b/rev-list.c
index 630626e..2e80930 100644 (file)
--- a/rev-list.c
+++ b/rev-list.c
@@ -41,7 +41,6 @@ static const char rev_list_usage[] =
 
 struct rev_info revs;
 
-static int unpacked = 0;
 static int bisect_list = 0;
 static int verbose_header = 0;
 static int abbrev = DEFAULT_ABBREV;
@@ -572,7 +571,7 @@ static struct commit_list *limit_list(struct commit_list *list)
 
                if (revs.max_age != -1 && (commit->date < revs.max_age))
                        obj->flags |= UNINTERESTING;
-               if (unpacked && has_sha1_pack(obj->sha1))
+               if (revs.unpacked && has_sha1_pack(obj->sha1))
                        obj->flags |= UNINTERESTING;
                add_parents_to_list(commit, &list);
                if (obj->flags & UNINTERESTING) {
@@ -595,7 +594,7 @@ static struct commit_list *limit_list(struct commit_list *list)
 int main(int argc, const char **argv)
 {
        struct commit_list *list;
-       int i, limited = 0;
+       int i;
 
        argc = setup_revisions(argc, argv, &revs);
 
@@ -655,11 +654,6 @@ int main(int argc, const char **argv)
                        bisect_list = 1;
                        continue;
                }
-               if (!strcmp(arg, "--unpacked")) {
-                       unpacked = 1;
-                       limited = 1;
-                       continue;
-               }
                if (!strcmp(arg, "--merge-order")) {
                        merge_order = 1;
                        continue;
@@ -673,34 +667,25 @@ int main(int argc, const char **argv)
        }
 
        list = revs.commits;
-       if (list)
-               limited = 1;
-
-       if (revs.topo_order)
-               limited = 1;
 
        if (!list &&
            (!(revs.tag_objects||revs.tree_objects||revs.blob_objects) && !revs.pending_objects))
                usage(rev_list_usage);
 
-       if (revs.paths) {
-               limited = 1;
+       if (revs.paths)
                diff_tree_setup_paths(revs.paths);
-       }
-       if (revs.max_age != -1 || revs.min_age != -1)
-               limited = 1;
 
        save_commit_buffer = verbose_header;
        track_object_refs = 0;
 
        if (!merge_order) {             
                sort_by_date(&list);
-               if (list && !limited && revs.max_count == 1 &&
+               if (list && !revs.limited && revs.max_count == 1 &&
                    !revs.tag_objects && !revs.tree_objects && !revs.blob_objects) {
                        show_commit(list->item);
                        return 0;
                }
-               if (limited)
+               if (revs.limited)
                        list = limit_list(list);
                if (revs.topo_order)
                        sort_in_topological_order(&list, revs.lifo);

diff --git a/revision.c b/revision.c
index d61410b..67ff4de 100644 (file)
--- a/revision.c
+++ b/revision.c
@@ -143,8 +143,10 @@ static struct commit *get_commit_reference(struct rev_info *revs, const char *na
                object->flags |= flags;
                if (parse_commit(commit) < 0)
                        die("unable to parse commit %s", name);
-               if (flags & UNINTERESTING)
+               if (flags & UNINTERESTING) {
                        mark_parents_uninteresting(commit);
+                       revs->limited = 1;
+               }
                return commit;
        }
 
@@ -255,10 +257,12 @@ int setup_revisions(int argc, const char **argv, struct rev_info *revs)
                        }
                        if (!strncmp(arg, "--max-age=", 10)) {
                                revs->max_age = atoi(arg + 10);
+                               revs->limited = 1;
                                continue;
                        }
                        if (!strncmp(arg, "--min-age=", 10)) {
                                revs->min_age = atoi(arg + 10);
+                               revs->limited = 1;
                                continue;
                        }
                        if (!strcmp(arg, "--all")) {
@@ -277,11 +281,13 @@ int setup_revisions(int argc, const char **argv, struct rev_info *revs)
                        }
                        if (!strcmp(arg, "--topo-order")) {
                                revs->topo_order = 1;
+                               revs->limited = 1;
                                continue;
                        }
                        if (!strcmp(arg, "--date-order")) {
                                revs->lifo = 0;
                                revs->topo_order = 1;
+                               revs->limited = 1;
                                continue;
                        }
                        if (!strcmp(arg, "--dense")) {
@@ -309,6 +315,11 @@ int setup_revisions(int argc, const char **argv, struct rev_info *revs)
                                revs->edge_hint = 1;
                                continue;
                        }
+                       if (!strcmp(arg, "--unpacked")) {
+                               revs->unpacked = 1;
+                               revs->limited = 1;
+                               continue;
+                       }
                        *unrecognized++ = arg;
                        left++;
                        continue;
@@ -365,6 +376,8 @@ int setup_revisions(int argc, const char **argv, struct rev_info *revs)
                commit = get_commit_reference(revs, def, sha1, 0);
                add_one_commit(commit, revs);
        }
+       if (revs->paths)
+               revs->limited = 1;
        *unrecognized = NULL;
        return left;
 }

diff --git a/revision.h b/revision.h
index 5170ac4..a22f198 100644 (file)
--- a/revision.h
+++ b/revision.h
@@ -21,7 +21,9 @@ struct rev_info {
                        tag_objects:1,
                        tree_objects:1,
                        blob_objects:1,
-                       edge_hint:1;
+                       edge_hint:1,
+                       limited:1,
+                       unpacked:1;
 
        /* special limits */
        int max_count;