diff --git a/revision.c b/revision.c
index bf584483675ef55b2ed9b8d8586b92d5432759a5..a31434bdc8ed19674d3c4863e009af0c40d75e73 100644 (file)
--- a/revision.c
+++ b/revision.c
@@ -1077,6 +1077,8 @@ static int handle_revision_opt(struct rev_info *revs, int argc, const char **arg
revs->show_all = 1;
} else if (!strcmp(arg, "--remove-empty")) {
revs->remove_empty_trees = 1;
+ } else if (!strcmp(arg, "--merges")) {
+ revs->merges_only = 1;
} else if (!strcmp(arg, "--no-merges")) {
revs->no_merges = 1;
} else if (!strcmp(arg, "--boundary")) {
@@ -1676,6 +1678,8 @@ enum commit_action simplify_commit(struct rev_info *revs, struct commit *commit)
return commit_ignore;
if (revs->no_merges && commit->parents && commit->parents->next)
return commit_ignore;
+ if (revs->merges_only && !(commit->parents && commit->parents->next))
+ return commit_ignore;
if (!commit_match(commit, revs))
return commit_ignore;
if (revs->prune && revs->dense) {