If either side of a rename/rename(1to2) conflict is itself also involved
in a rename/add-dest conflict, then we need to make sure both the rename
and the added file appear in the working copy.
Signed-off-by: Elijah Newren <newren@xxxxxxxxx>
---
merge-recursive.c | 73 ++++++++++++++++++++++------------
t/t6039-merge-rename-corner-cases.sh | 11 +++++-
2 files changed, 58 insertions(+), 26 deletions(-)
diff --git a/merge-recursive.c b/merge-recursive.c
index 0cfc215..612a8cb 100644
--- a/merge-recursive.c
+++ b/merge-recursive.c
@@ -1075,6 +1075,52 @@ static struct diff_filespec* filespec_from_entry(struct diff_filespec *target,
return target;
}
+static void handle_file(struct merge_options *o,
+ struct diff_filespec *rename,
+ int stage,
+ struct rename_conflict_info *ci)
+{
+ char *dst_name = rename->path;
+ struct stage_data *dst_entry;
+ const char *cur_branch, *other_branch;
+ struct diff_filespec other;
+ struct diff_filespec *add;
+
+ if (stage == 2) {
+ dst_entry = ci->dst_entry1;
+ cur_branch = ci->branch1;
+ other_branch = ci->branch2;
+ } else {
+ dst_entry = ci->dst_entry2;
+ cur_branch = ci->branch2;
+ other_branch = ci->branch1;
+ }
+
+ add = filespec_from_entry(&other, dst_entry, stage ^ 1);
+ if (stage == 2)
+ update_stages(rename->path, NULL, rename, add);
+ else
+ update_stages(rename->path, NULL, add, rename);
+
+ if (add) {
+ char *add_name = unique_path(o, rename->path, other_branch);
+ update_file(o, 0, add->sha1, add->mode, add_name);
+
+ remove_file(o, 0, rename->path, 0);
+ dst_name = unique_path(o, rename->path, cur_branch);
+ } else {
+ if (dir_in_way(rename->path, !o->call_depth)) {
+ dst_name = unique_path(o, rename->path, cur_branch);
+ output(o, 1, "%s is a directory in %s adding as %s instead",
+ rename->path, other_branch, dst_name);
+ }
+ }
+ update_file(o, 0, rename->sha1, rename->mode, dst_name);
+
+ if (dst_name != rename->path)
+ free(dst_name);
+}
+
static void conflict_rename_rename_1to2(struct merge_options *o,
struct rename_conflict_info *ci)
{
@@ -1082,10 +1128,6 @@ static void conflict_rename_rename_1to2(struct merge_options *o,
struct diff_filespec *one = ci->pair1->one;
struct diff_filespec *a = ci->pair1->two;
struct diff_filespec *b = ci->pair2->two;
- const char *dst_name_a = a->path;
- const char *dst_name_b = b->path;
- char *del[2];
- int delp = 0;
output(o, 1, "CONFLICT (rename/rename): "
"Rename \"%s\"->\"%s\" in branch \"%s\" "
@@ -1093,16 +1135,6 @@ static void conflict_rename_rename_1to2(struct merge_options *o,
one->path, a->path, ci->branch1,
one->path, b->path, ci->branch2,
o->call_depth ? " (left unresolved)" : "");
- if (dir_in_way(a->path, !o->call_depth)) {
- dst_name_a = del[delp++] = unique_path(o, a->path, ci->branch1);
- output(o, 1, "%s is a directory in %s adding as %s instead",
- a->path, ci->branch2, dst_name_a);
- }
- if (dir_in_way(b->path, !o->call_depth)) {
- dst_name_b = del[delp++] = unique_path(o, b->path, ci->branch2);
- output(o, 1, "%s is a directory in %s adding as %s instead",
- b->path, ci->branch1, dst_name_b);
- }
if (o->call_depth) {
struct merge_file_info mfi;
mfi = merge_file(o, one->path,
@@ -1120,18 +1152,9 @@ static void conflict_rename_rename_1to2(struct merge_options *o,
remove_file_from_cache(a->path);
remove_file_from_cache(b->path);
} else {
- struct diff_filespec other;
- update_stages(a->path, NULL,
- a, filespec_from_entry(&other, ci->dst_entry1, 3));
-
- update_stages(b->path, NULL,
- filespec_from_entry(&other, ci->dst_entry2, 2), b);
-
- update_file(o, 0, a->sha1, a->mode, dst_name_a);
- update_file(o, 0, b->sha1, b->mode, dst_name_b);
+ handle_file(o, a, 2, ci);
+ handle_file(o, b, 3, ci);
}
- while (delp--)
- free(del[delp]);
}
static void conflict_rename_rename_2to1(struct merge_options *o,
diff --git a/t/t6039-merge-rename-corner-cases.sh b/t/t6039-merge-rename-corner-cases.sh
index d2d93e7..9db1663 100755
--- a/t/t6039-merge-rename-corner-cases.sh
+++ b/t/t6039-merge-rename-corner-cases.sh
@@ -444,11 +444,20 @@ test_expect_success 'rename/rename/add-dest merge still knows about conflicting
test 5 -eq $(git ls-files -s | wc -l) &&
test 2 -eq $(git ls-files -u b | wc -l) &&
test 2 -eq $(git ls-files -u c | wc -l) &&
+ test 4 -eq $(git ls-files -o | wc -l) &&
test $(git rev-parse :2:b) = $(git rev-parse C:b) &&
test $(git rev-parse :3:b) = $(git rev-parse B:b) &&
test $(git rev-parse :2:c) = $(git rev-parse C:c) &&
- test $(git rev-parse :3:c) = $(git rev-parse B:c)
+ test $(git rev-parse :3:c) = $(git rev-parse B:c) &&
+
+ test $(git hash-object c~HEAD) = $(git rev-parse C:c) &&
+ test $(git hash-object c~B\^0) = $(git rev-parse B:c) &&
+ test $(git hash-object b~HEAD) = $(git rev-parse C:b) &&
+ test $(git hash-object b~B\^0) = $(git rev-parse B:b) &&
+
+ test ! -f b &&
+ test ! -f c
'
test_expect_success 'setup simple rename/rename (1to2) conflict' '
--
1.7.6.rc0.62.g2d69f
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