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| author | Junio C Hamano <junkio@cox.net> | 2006-05-02 00:12:26 (GMT) |
|---|---|---|
| committer | Junio C Hamano <junkio@cox.net> | 2006-05-02 06:19:13 (GMT) |
| commit | c24fe420d3e2af6e5faabc6ab7f68c18f939582d (patch) | |
| tree | 97bf2a974d9416503f423b04d2ae824eb6f19dc4 | |
| parent | 746437d534a1fa84e210427a94972ed0c7f34ee5 (diff) | |
| download | git-c24fe420d3e2af6e5faabc6ab7f68c18f939582d.zip git-c24fe420d3e2af6e5faabc6ab7f68c18f939582d.tar.gz git-c24fe420d3e2af6e5faabc6ab7f68c18f939582d.tar.bz2 | |
show-branch: omit uninteresting merges.
Signed-off-by: Junio C Hamano <junkio@cox.net>
| -rw-r--r-- | show-branch.c | 33 |
1 files changed, 30 insertions, 3 deletions
diff --git a/show-branch.c b/show-branch.c index 24efb65..268c57b 100644 --- a/show-branch.c +++ b/show-branch.c @@ -5,7 +5,7 @@ #include "refs.h" static const char show_branch_usage[] = -"git-show-branch [--current] [--all] [--heads] [--tags] [--topo-order] [--more=count | --list | --independent | --merge-base ] [--topics] [<refs>...]"; +"git-show-branch [--dense] [--current] [--all] [--heads] [--tags] [--topo-order] [--more=count | --list | --independent | --merge-base ] [--topics] [<refs>...]"; static int default_num = 0; static int default_alloc = 0; @@ -527,6 +527,27 @@ static int git_show_branch_config(const char *var, const char *value) return git_default_config(var, value); } +static int omit_in_dense(struct commit *commit, struct commit **rev, int n) +{ + /* If the commit is tip of the named branches, do not + * omit it. + * Otherwise, if it is a merge that is reachable from only one + * tip, it is not that interesting. + */ + int i, flag, count; + for (i = 0; i < n; i++) + if (rev[i] == commit) + return 0; + flag = commit->object.flags; + for (i = count = 0; i < n; i++) { + if (flag & (1u << (i + REV_SHIFT))) + count++; + } + if (count == 1) + return 1; + return 0; +} + int main(int ac, char **av) { struct commit *rev[MAX_REVS], *commit; @@ -548,6 +569,7 @@ int main(int ac, char **av) int with_current_branch = 0; int head_at = -1; int topics = 0; + int dense = 1; setup_git_directory(); git_config(git_show_branch_config); @@ -590,6 +612,8 @@ int main(int ac, char **av) lifo = 1; else if (!strcmp(arg, "--topics")) topics = 1; + else if (!strcmp(arg, "--sparse")) + dense = 0; else if (!strcmp(arg, "--date-order")) lifo = 0; else @@ -732,12 +756,15 @@ int main(int ac, char **av) shown_merge_point |= is_merge_point; if (1 < num_rev) { - int is_merge = !!(commit->parents && commit->parents->next); + int is_merge = !!(commit->parents && + commit->parents->next); if (topics && !is_merge_point && (this_flag & (1u << REV_SHIFT))) continue; - + if (dense && is_merge && + omit_in_dense(commit, rev, num_rev)) + continue; for (i = 0; i < num_rev; i++) { int mark; if (!(this_flag & (1u << (i + REV_SHIFT)))) |