From: Thomas Rast <trast@xxxxxxxxxxx>
o->call_depth has a double function: a nonzero call_depth means we
want to construct virtual merge bases, but it also means we want to
avoid touching the worktree. Introduce a new flag o->no_worktree to
trigger only the latter.
Signed-off-by: Thomas Rast <trast@xxxxxxxxxxx>
Signed-off-by: Junio C Hamano <gitster@xxxxxxxxx>
---
merge-recursive.c | 37 +++++++++++++++++++++----------------
merge-recursive.h | 1 +
2 files changed, 22 insertions(+), 16 deletions(-)
diff --git a/merge-recursive.c b/merge-recursive.c
index 4459607..059ad03 100644
--- a/merge-recursive.c
+++ b/merge-recursive.c
@@ -410,10 +410,10 @@ static void record_df_conflict_files(struct merge_options *o,
int i;
/*
- * If we're merging merge-bases, we don't want to bother with
- * any working directory changes.
+ * If we're working in-core only (e.g., merging merge-bases),
+ * we don't want to bother with any working directory changes.
*/
- if (o->call_depth)
+ if (o->call_depth || o->no_worktree)
return;
/* Ensure D/F conflicts are adjacent in the entries list. */
@@ -743,7 +743,7 @@ static void update_file_flags(struct merge_options *o,
int update_cache,
int update_wd)
{
- if (o->call_depth)
+ if (o->call_depth || o->no_worktree)
update_wd = 0;
if (update_wd) {
@@ -950,7 +950,8 @@ static struct merge_file_info merge_file_1(struct merge_options *o,
result.clean = merge_submodule(result.sha,
one->path, one->sha1,
a->sha1, b->sha1,
- !o->call_depth);
+ !(o->call_depth ||
+ o->no_worktree));
} else if (S_ISLNK(a->mode)) {
hashcpy(result.sha, a->sha1);
@@ -1018,7 +1019,7 @@ static void handle_change_delete(struct merge_options *o,
const char *change, const char *change_past)
{
char *renamed = NULL;
- if (dir_in_way(path, !o->call_depth)) {
+ if (dir_in_way(path, !(o->call_depth || o->no_worktree))) {
renamed = unique_path(o, path, a_sha ? o->branch1 : o->branch2);
}
@@ -1143,10 +1144,10 @@ static void handle_file(struct merge_options *o,
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);
+ remove_file(o, 0, rename->path, o->call_depth || o->no_worktree);
dst_name = unique_path(o, rename->path, cur_branch);
} else {
- if (dir_in_way(rename->path, !o->call_depth)) {
+ if (dir_in_way(rename->path, !(o->call_depth || o->no_worktree))) {
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);
@@ -1253,7 +1254,7 @@ static void conflict_rename_rename_2to1(struct merge_options *o,
* merge base just undo the renames; they can be detected
* again later for the non-recursive merge.
*/
- remove_file(o, 0, path, 0);
+ remove_file(o, 0, path, o->call_depth || o->no_worktree);
update_file(o, 0, mfi_c1.sha, mfi_c1.mode, a->path);
update_file(o, 0, mfi_c2.sha, mfi_c2.mode, b->path);
} else {
@@ -1261,7 +1262,7 @@ static void conflict_rename_rename_2to1(struct merge_options *o,
char *new_path2 = unique_path(o, path, ci->branch2);
output(o, 1, _("Renaming %s to %s and %s to %s instead"),
a->path, new_path1, b->path, new_path2);
- remove_file(o, 0, path, 0);
+ remove_file(o, 0, path, o->call_depth || o->no_worktree);
update_file(o, 0, mfi_c1.sha, mfi_c1.mode, new_path1);
update_file(o, 0, mfi_c2.sha, mfi_c2.mode, new_path2);
free(new_path2);
@@ -1420,6 +1421,7 @@ static int process_renames(struct merge_options *o,
* add-source case).
*/
remove_file(o, 1, ren1_src,
+ o->call_depth || o->no_worktree ||
renamed_stage == 2 || !was_tracked(ren1_src));
hashcpy(src_other.sha1, ren1->src_entry->stages[other_stage].sha);
@@ -1616,7 +1618,7 @@ static int merge_content(struct merge_options *o,
o->branch2 == rename_conflict_info->branch1) ?
pair1->two->path : pair1->one->path;
- if (dir_in_way(path, !o->call_depth))
+ if (dir_in_way(path, !(o->call_depth || o->no_worktree)))
df_conflict_remains = 1;
}
mfi = merge_file_special_markers(o, &one, &a, &b,
@@ -1636,7 +1638,7 @@ static int merge_content(struct merge_options *o,
path_renamed_outside_HEAD = !path2 || !strcmp(path, path2);
if (!path_renamed_outside_HEAD) {
add_cacheinfo(mfi.mode, mfi.sha, path,
- 0, (!o->call_depth), 0);
+ 0, !(o->call_depth || o->no_worktree), 0);
return mfi.clean;
}
} else
@@ -1737,7 +1739,8 @@ static int process_entry(struct merge_options *o,
if (a_sha)
output(o, 2, _("Removing %s"), path);
/* do not touch working file if it did not exist */
- remove_file(o, 1, path, !a_sha);
+ remove_file(o, 1, path,
+ o->call_depth || o->no_worktree || !a_sha);
} else {
/* Modify/delete; deleted side may have put a directory in the way */
clean_merge = 0;
@@ -1768,7 +1771,7 @@ static int process_entry(struct merge_options *o,
sha = b_sha;
conf = _("directory/file");
}
- if (dir_in_way(path, !o->call_depth)) {
+ if (dir_in_way(path, !(o->call_depth || o->no_worktree))) {
char *new_path = unique_path(o, path, add_branch);
clean_merge = 0;
output(o, 1, _("CONFLICT (%s): There is a directory with name %s in %s. "
@@ -1796,7 +1799,8 @@ static int process_entry(struct merge_options *o,
* this entry was deleted altogether. a_mode == 0 means
* we had that path and want to actively remove it.
*/
- remove_file(o, 1, path, !a_mode);
+ remove_file(o, 1, path,
+ o->call_depth || o->no_worktree || !a_mode);
} else
die(_("Fatal merge failure, shouldn't happen."));
@@ -1822,7 +1826,8 @@ int merge_trees(struct merge_options *o,
return 1;
}
- code = git_merge_trees(o->call_depth, common, head, merge);
+ code = git_merge_trees(o->call_depth || o->no_worktree,
+ common, head, merge);
if (code != 0) {
if (show(o, 4) || o->call_depth)
diff --git a/merge-recursive.h b/merge-recursive.h
index 9e090a3..d8dd7a1 100644
--- a/merge-recursive.h
+++ b/merge-recursive.h
@@ -15,6 +15,7 @@ struct merge_options {
const char *subtree_shift;
unsigned buffer_output : 1;
unsigned renormalize : 1;
+ unsigned no_worktree : 1; /* do not touch worktree */
long xdl_opts;
int verbosity;
int diff_rename_limit;
--
2.1.0.72.g9b94086
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