From: "brian m. carlson" <bk2204@xxxxxxxxxx>
Pass the commit, and if we have it, the ref to the filters when we
perform a checkout. This should only be the case when we invoke git
reset --hard; the metadata will be unused otherwise.
Signed-off-by: brian m. carlson <bk2204@xxxxxxxxxx>
---
builtin/reset.c | 16 +++++++++++++---
t/t0021-conversion.sh | 32 +++++++++++++++++++++++++++++++-
2 files changed, 44 insertions(+), 4 deletions(-)
diff --git a/builtin/reset.c b/builtin/reset.c
index 18228c312e..4c634111bd 100644
--- a/builtin/reset.c
+++ b/builtin/reset.c
@@ -46,7 +46,7 @@ static inline int is_merge(void)
return !access(git_path_merge_head(the_repository), F_OK);
}
-static int reset_index(const struct object_id *oid, int reset_type, int quiet)
+static int reset_index(const char *ref, const struct object_id *oid, int reset_type, int quiet)
{
int i, nr = 0;
struct tree_desc desc[2];
@@ -60,6 +60,7 @@ static int reset_index(const struct object_id *oid, int reset_type, int quiet)
opts.dst_index = &the_index;
opts.fn = oneway_merge;
opts.merge = 1;
+ init_checkout_metadata(&opts.meta, ref, oid, NULL);
if (!quiet)
opts.verbose_update = 1;
switch (reset_type) {
@@ -418,11 +419,20 @@ int cmd_reset(int argc, const char **argv, const char *prefix)
}
}
} else {
- int err = reset_index(&oid, reset_type, quiet);
+ struct object_id dummy;
+ char *ref = NULL;
+ int err;
+
+ dwim_ref(rev, strlen(rev), &dummy, &ref);
+ if (ref && !starts_with(ref, "refs/"))
+ ref = NULL;
+
+ err = reset_index(ref, &oid, reset_type, quiet);
if (reset_type == KEEP && !err)
- err = reset_index(&oid, MIXED, quiet);
+ err = reset_index(ref, &oid, MIXED, quiet);
if (err)
die(_("Could not reset index file to revision '%s'."), rev);
+ free(ref);
}
if (write_locked_index(&the_index, &lock, COMMIT_LOCK))
diff --git a/t/t0021-conversion.sh b/t/t0021-conversion.sh
index 3efb0dad20..a026fd46b4 100755
--- a/t/t0021-conversion.sh
+++ b/t/t0021-conversion.sh
@@ -447,7 +447,8 @@ test_expect_success PERL 'required process filter should filter data for various
git commit -m "test commit 3" &&
git checkout empty-branch &&
filter_git rebase --onto empty-branch master^^ master &&
- META="ref=refs/heads/master treeish=$(git rev-parse --verify master)" &&
+ MASTER2=$(git rev-parse --verify master) &&
+ META="ref=refs/heads/master treeish=$MASTER2" &&
cat >expected.log <<-EOF &&
START
init handshake complete
@@ -458,6 +459,35 @@ test_expect_success PERL 'required process filter should filter data for various
IN: smudge testsubdir/test3 '\''sq'\'',\$x=.r $META blob=$M3 $S3 [OK] -- OUT: $S3 . [OK]
STOP
EOF
+ test_cmp_exclude_clean expected.log debug.log &&
+
+ git reset --hard empty-branch &&
+ filter_git reset --hard $MASTER &&
+ META="treeish=$MASTER" &&
+ cat >expected.log <<-EOF &&
+ START
+ init handshake complete
+ IN: smudge test.r $META blob=$M $S [OK] -- OUT: $S . [OK]
+ IN: smudge test2.r $META blob=$M2 $S2 [OK] -- OUT: $S2 . [OK]
+ IN: smudge test4-empty.r $META blob=$EMPTY 0 [OK] -- OUT: 0 [OK]
+ IN: smudge testsubdir/test3 '\''sq'\'',\$x=.r $META blob=$M3 $S3 [OK] -- OUT: $S3 . [OK]
+ STOP
+ EOF
+ test_cmp_exclude_clean expected.log debug.log &&
+
+ git branch old-master $MASTER &&
+ git reset --hard empty-branch &&
+ filter_git reset --hard old-master &&
+ META="ref=refs/heads/old-master treeish=$MASTER" &&
+ cat >expected.log <<-EOF &&
+ START
+ init handshake complete
+ IN: smudge test.r $META blob=$M $S [OK] -- OUT: $S . [OK]
+ IN: smudge test2.r $META blob=$M2 $S2 [OK] -- OUT: $S2 . [OK]
+ IN: smudge test4-empty.r $META blob=$EMPTY 0 [OK] -- OUT: 0 [OK]
+ IN: smudge testsubdir/test3 '\''sq'\'',\$x=.r $META blob=$M3 $S3 [OK] -- OUT: $S3 . [OK]
+ STOP
+ EOF
test_cmp_exclude_clean expected.log debug.log
)
'
