git add: respect core.filemode with unmerged entries

When a merge left unmerged entries, git add failed to pick up the
file mode from the index, when core.filemode == 0. If more than one
unmerged entry is there, the order of stage preference is 2, 1, 3.

Noticed by Johannes Sixt.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Johannes Schindelin 2007-06-29 18:32:46 +01:00 committed by Junio C Hamano
parent a44c426709
commit 2031427167
2 changed files with 55 additions and 1 deletions

View File

@ -350,6 +350,34 @@ int remove_file_from_index(struct index_state *istate, const char *path)
return 0;
}
static int compare_name(struct cache_entry *ce, const char *path, int namelen)
{
return namelen != ce_namelen(ce) || memcmp(path, ce->name, namelen);
}
static int index_name_pos_also_unmerged(struct index_state *istate,
const char *path, int namelen)
{
int pos = index_name_pos(istate, path, namelen);
struct cache_entry *ce;
if (pos >= 0)
return pos;
/* maybe unmerged? */
pos = -1 - pos;
if (pos >= istate->cache_nr ||
compare_name((ce = istate->cache[pos]), path, namelen))
return -1;
/* order of preference: stage 2, 1, 3 */
if (ce_stage(ce) == 1 && pos + 1 < istate->cache_nr &&
ce_stage((ce = istate->cache[pos + 1])) == 2 &&
!compare_name(ce, path, namelen))
pos++;
return pos;
}
int add_file_to_index(struct index_state *istate, const char *path, int verbose)
{
int size, namelen;
@ -380,7 +408,7 @@ int add_file_to_index(struct index_state *istate, const char *path, int verbose)
* from it, otherwise assume unexecutable regular file.
*/
struct cache_entry *ent;
int pos = index_name_pos(istate, path, namelen);
int pos = index_name_pos_also_unmerged(istate, path, namelen);
ent = (0 <= pos) ? istate->cache[pos] : NULL;
ce->ce_mode = ce_mode_from_stat(ent, st.st_mode);

View File

@ -110,4 +110,30 @@ test_expect_success 'check correct prefix detection' '
git add 1/2/a 1/3/b 1/2/c
'
test_expect_success 'git add and filemode=0 with unmerged entries' '
echo 1 > stage1 &&
echo 2 > stage2 &&
echo 3 > stage3 &&
for s in 1 2 3
do
echo "100755 $(git hash-object -w stage$s) $s file"
done | git update-index --index-info &&
git config core.filemode 0 &&
echo new > file &&
git add file &&
git ls-files --stage | grep "^100755 .* 0 file$"
'
test_expect_success 'git add and filemode=0 prefers stage 2 over stage 1' '
git rm --cached -f file &&
(
echo "100644 $(git hash-object -w stage1) 1 file"
echo "100755 $(git hash-object -w stage2) 2 file"
) | git update-index --index-info &&
git config core.filemode 0 &&
echo new > file &&
git add file &&
git ls-files --stage | grep "^100755 .* 0 file$"
'
test_done