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authorJunio C Hamano <gitster@pobox.com>2016-04-14 15:35:09 -0700
committerJunio C Hamano <gitster@pobox.com>2016-05-09 15:42:16 -0700
commitd694a17986a28bbc19e2a6c32404ca24572e400f (patch)
treed6fe8a53fb759e62dcb10143124ad3a695aed152
parented34567c7bb1f3747255ca0301b84abad6d06712 (diff)
downloadgit-d694a17986a28bbc19e2a6c32404ca24572e400f.tar.gz
ll-merge: use a longer conflict marker for internal merge
The primary use of conflict markers is to help the user who resolves the final (outer) merge by hand to show which part came from which branch by separating the blocks of lines apart. When the conflicted parts from a "virtual ancestor" merge created by merge-recursive remains in the common ancestor part in the final result, however, the conflict markers that are the same size as the final merge become harder to see. Increase the conflict marker size slightly for these inner merges so that the markers from the final merge and cruft from internal merge can be distinguished more easily. This would help reduce the common issue that prevents "rerere" from being used on a really complex conflict. Signed-off-by: Junio C Hamano <gitster@pobox.com>
-rw-r--r--ll-merge.c8
-rwxr-xr-xt/t6024-recursive-merge.sh2
-rwxr-xr-xt/t6036-recursive-corner-cases.sh3
3 files changed, 9 insertions, 4 deletions
diff --git a/ll-merge.c b/ll-merge.c
index 5c73274b13..e5ff7f6cb9 100644
--- a/ll-merge.c
+++ b/ll-merge.c
@@ -376,8 +376,12 @@ int ll_merge(mmbuffer_t *result_buf,
}
}
driver = find_ll_merge_driver(ll_driver_name);
- if (opts->virtual_ancestor && driver->recursive)
- driver = find_ll_merge_driver(driver->recursive);
+
+ if (opts->virtual_ancestor) {
+ if (driver->recursive)
+ driver = find_ll_merge_driver(driver->recursive);
+ marker_size += 2;
+ }
return driver->fn(driver, result_buf, path, ancestor, ancestor_label,
ours, our_label, theirs, their_label,
opts, marker_size);
diff --git a/t/t6024-recursive-merge.sh b/t/t6024-recursive-merge.sh
index 755d30ce2a..3f59e58dfb 100755
--- a/t/t6024-recursive-merge.sh
+++ b/t/t6024-recursive-merge.sh
@@ -76,7 +76,7 @@ test_expect_success "result contains a conflict" "test_cmp expect a1"
git ls-files --stage > out
cat > expect << EOF
-100644 439cc46de773d8a83c77799b7cc9191c128bfcff 1 a1
+100644 ec3fe2a791706733f2d8fa7ad45d9a9672031f5e 1 a1
100644 cf84443e49e1b366fac938711ddf4be2d4d1d9e9 2 a1
100644 fd7923529855d0b274795ae3349c5e0438333979 3 a1
EOF
diff --git a/t/t6036-recursive-corner-cases.sh b/t/t6036-recursive-corner-cases.sh
index a86087be95..cc1ee6aa7f 100755
--- a/t/t6036-recursive-corner-cases.sh
+++ b/t/t6036-recursive-corner-cases.sh
@@ -217,7 +217,8 @@ test_expect_success 'git detects differently handled merges conflict' '
-L "" \
-L "Temporary merge branch 1" \
merged empty merge-me &&
- test $(git rev-parse :1:new_a) = $(git hash-object merged)
+ sed -e "s/^\([<=>]\)/\1\1\1/" merged >merged-internal &&
+ test $(git rev-parse :1:new_a) = $(git hash-object merged-internal)
'
#