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-rw-r--r--fast-import.c6
-rwxr-xr-xt/t9300-fast-import.sh42
2 files changed, 48 insertions, 0 deletions
diff --git a/fast-import.c b/fast-import.c
index ad6843a8b6..cd9310d1e5 100644
--- a/fast-import.c
+++ b/fast-import.c
@@ -2163,6 +2163,12 @@ static void file_change_m(struct branch *b)
p = uq.buf;
}
+ /* Git does not track empty, non-toplevel directories. */
+ if (S_ISDIR(mode) && !memcmp(sha1, EMPTY_TREE_SHA1_BIN, 20) && *p) {
+ tree_content_remove(&b->branch_tree, p, NULL);
+ return;
+ }
+
if (S_ISGITLINK(mode)) {
if (inline_data)
die("Git links cannot be specified 'inline': %s",
diff --git a/t/t9300-fast-import.sh b/t/t9300-fast-import.sh
index 50d5913cc1..8487734ada 100755
--- a/t/t9300-fast-import.sh
+++ b/t/t9300-fast-import.sh
@@ -818,6 +818,48 @@ test_expect_success \
compare_diff_raw expect actual'
test_expect_success \
+ 'N: delete directory by copying' \
+ 'cat >expect <<-\EOF &&
+ OBJID
+ :100644 000000 OBJID OBJID D foo/bar/qux
+ OBJID
+ :000000 100644 OBJID OBJID A foo/bar/baz
+ :000000 100644 OBJID OBJID A foo/bar/qux
+ EOF
+ empty_tree=$(git mktree </dev/null) &&
+ cat >input <<-INPUT_END &&
+ commit refs/heads/N-delete
+ committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE
+ data <<COMMIT
+ collect data to be deleted
+ COMMIT
+
+ deleteall
+ M 100644 inline foo/bar/baz
+ data <<DATA_END
+ hello
+ DATA_END
+ C "foo/bar/baz" "foo/bar/qux"
+ C "foo/bar/baz" "foo/bar/quux/1"
+ C "foo/bar/baz" "foo/bar/quuux"
+ M 040000 $empty_tree foo/bar/quux
+ M 040000 $empty_tree foo/bar/quuux
+
+ commit refs/heads/N-delete
+ committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE
+ data <<COMMIT
+ delete subdirectory
+ COMMIT
+
+ M 040000 $empty_tree foo/bar/qux
+ INPUT_END
+ git fast-import <input &&
+ git rev-list N-delete |
+ git diff-tree -r --stdin --root --always |
+ sed -e "s/$_x40/OBJID/g" >actual &&
+ test_cmp expect actual'
+
+test_expect_success \
'N: modify copied tree' \
'cat >expect <<-\EOF &&
:100644 100644 fcf778cda181eaa1cbc9e9ce3a2e15ee9f9fe791 fcf778cda181eaa1cbc9e9ce3a2e15ee9f9fe791 C100 newdir/interesting file3/file5