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authorLibravatar Junio C Hamano <gitster@pobox.com>2015-03-25 12:54:21 -0700
committerLibravatar Junio C Hamano <gitster@pobox.com>2015-03-25 12:54:21 -0700
commit257b204f2537e50c8c53326d188094203cd3515f (patch)
tree196c07cbed8dcd79bad7c521c91ef9379ec57ca1
parentMerge branch 'ws/grep-quiet-no-pager' (diff)
parentrev-list: refuse --first-parent combined with --bisect (diff)
downloadtgif-257b204f2537e50c8c53326d188094203cd3515f.tar.xz
Merge branch 'kd/rev-list-bisect-first-parent'
"git rev-list --bisect --first-parent" does not work (yet) and can even cause SEGV; forbid it. "git log --bisect --first-parent" would not be useful until "git bisect --first-parent" materializes, so it is also forbidden for now. * kd/rev-list-bisect-first-parent: rev-list: refuse --first-parent combined with --bisect
-rw-r--r--Documentation/rev-list-options.txt7
-rw-r--r--revision.c3
-rwxr-xr-xt/t6000-rev-list-misc.sh4
3 files changed, 11 insertions, 3 deletions
diff --git a/Documentation/rev-list-options.txt b/Documentation/rev-list-options.txt
index 4ed8587c84..e2de7891cb 100644
--- a/Documentation/rev-list-options.txt
+++ b/Documentation/rev-list-options.txt
@@ -123,7 +123,8 @@ parents) and `--max-parents=-1` (negative numbers denote no upper limit).
because merges into a topic branch tend to be only about
adjusting to updated upstream from time to time, and
this option allows you to ignore the individual commits
- brought in to your history by such a merge.
+ brought in to your history by such a merge. Cannot be
+ combined with --bisect.
--not::
Reverses the meaning of the '{caret}' prefix (or lack thereof)
@@ -185,7 +186,7 @@ ifndef::git-rev-list[]
Pretend as if the bad bisection ref `refs/bisect/bad`
was listed and as if it was followed by `--not` and the good
bisection refs `refs/bisect/good-*` on the command
- line.
+ line. Cannot be combined with --first-parent.
endif::git-rev-list[]
--stdin::
@@ -566,7 +567,7 @@ outputs 'midpoint', the output of the two commands
would be of roughly the same length. Finding the change which
introduces a regression is thus reduced to a binary search: repeatedly
generate and test new 'midpoint's until the commit chain is of length
-one.
+one. Cannot be combined with --first-parent.
--bisect-vars::
This calculates the same as `--bisect`, except that refs in
diff --git a/revision.c b/revision.c
index 66520c671e..ed3f6e967b 100644
--- a/revision.c
+++ b/revision.c
@@ -2342,6 +2342,9 @@ int setup_revisions(int argc, const char **argv, struct rev_info *revs, struct s
if (!revs->reflog_info && revs->grep_filter.use_reflog_filter)
die("cannot use --grep-reflog without --walk-reflogs");
+ if (revs->first_parent_only && revs->bisect)
+ die(_("--first-parent is incompatible with --bisect"));
+
return left;
}
diff --git a/t/t6000-rev-list-misc.sh b/t/t6000-rev-list-misc.sh
index 2602086303..1f58b46e1f 100755
--- a/t/t6000-rev-list-misc.sh
+++ b/t/t6000-rev-list-misc.sh
@@ -96,4 +96,8 @@ test_expect_success 'rev-list can show index objects' '
test_cmp expect actual
'
+test_expect_success '--bisect and --first-parent can not be combined' '
+ test_must_fail git rev-list --bisect --first-parent HEAD
+'
+
test_done