Similar to 'git reset -N', this option makes 'git apply' automatically
mark new files as intent-to-add so they are visible in the following
'git diff' command and could also be committed with 'git commit -a'.
Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@xxxxxxxxx>
---
Documentation/git-apply.txt | 10 +++++++++-
apply.c | 19 ++++++++++++-------
apply.h | 1 +
t/t2203-add-intent.sh | 13 +++++++++++++
4 files changed, 35 insertions(+), 8 deletions(-)
diff --git a/Documentation/git-apply.txt b/Documentation/git-apply.txt
index 4ebc3d3271..e3b966c656 100644
--- a/Documentation/git-apply.txt
+++ b/Documentation/git-apply.txt
@@ -9,7 +9,7 @@ git-apply - Apply a patch to files and/or to the index
SYNOPSIS
--------
[verse]
-'git apply' [--stat] [--numstat] [--summary] [--check] [--index] [--3way]
+'git apply' [--stat] [--numstat] [--summary] [--check] [--index | --intent-to-add] [--3way]
[--apply] [--no-add] [--build-fake-ancestor=<file>] [-R | --reverse]
[--allow-binary-replacement | --binary] [--reject] [-z]
[-p<n>] [-C<n>] [--inaccurate-eof] [--recount] [--cached]
@@ -74,6 +74,14 @@ OPTIONS
cached data, apply the patch, and store the result in the index
without using the working tree. This implies `--index`.
+--intent-to-add::
+ When applying the patch only to the working tree, mark new
+ files to be added to the index later (see `--intent-to-add`
+ option in linkgit:git-add[1]). This option is ignored unless
+ running in a Git repository and `--index` is not specified.
+ Note that `--index` could be implied by other options such
+ as `--cached` or `--3way`.
+
-3::
--3way::
When the patch does not apply cleanly, fall back on 3-way merge if
diff --git a/apply.c b/apply.c
index 7e5792c996..899c5cc0ac 100644
--- a/apply.c
+++ b/apply.c
@@ -141,6 +141,8 @@ int check_apply_state(struct apply_state *state, int force_apply)
return error(_("--cached outside a repository"));
state->check_index = 1;
}
+ if (state->ita_only && (state->check_index || is_not_gitdir))
+ state->ita_only = 0;
if (state->check_index)
state->unsafe_paths = 0;
@@ -4242,7 +4244,7 @@ static void patch_stats(struct apply_state *state, struct patch *patch)
static int remove_file(struct apply_state *state, struct patch *patch, int rmdir_empty)
{
- if (state->update_index) {
+ if (state->update_index && !state->ita_only) {
if (remove_file_from_cache(patch->old_name) < 0)
return error(_("unable to remove %s from index"), patch->old_name);
}
@@ -4265,15 +4267,15 @@ static int add_index_file(struct apply_state *state,
int namelen = strlen(path);
unsigned ce_size = cache_entry_size(namelen);
- if (!state->update_index)
- return 0;
-
ce = xcalloc(1, ce_size);
memcpy(ce->name, path, namelen);
ce->ce_mode = create_ce_mode(mode);
ce->ce_flags = create_ce_flags(0);
ce->ce_namelen = namelen;
- if (S_ISGITLINK(mode)) {
+ if (state->ita_only) {
+ ce->ce_flags |= CE_INTENT_TO_ADD;
+ set_object_name_for_intent_to_add_entry(ce);
+ } else if (S_ISGITLINK(mode)) {
const char *s;
if (!skip_prefix(buf, "Subproject commit ", &s) ||
@@ -4465,8 +4467,9 @@ static int create_file(struct apply_state *state, struct patch *patch)
if (patch->conflicted_threeway)
return add_conflicted_stages_file(state, patch);
- else
+ else if (state->update_index)
return add_index_file(state, path, mode, buf, size);
+ return 0;
}
/* phase zero is to remove, phase one is to create */
@@ -4686,7 +4689,7 @@ static int apply_patch(struct apply_state *state,
if (state->whitespace_error && (state->ws_error_action == die_on_ws_error))
state->apply = 0;
- state->update_index = state->check_index && state->apply;
+ state->update_index = (state->check_index || state->ita_only) && state->apply;
if (state->update_index && !is_lock_file_locked(&state->lock_file)) {
if (state->index_file)
hold_lock_file_for_update(&state->lock_file,
@@ -4941,6 +4944,8 @@ int apply_parse_options(int argc, const char **argv,
N_("instead of applying the patch, see if the patch is applicable")),
OPT_BOOL(0, "index", &state->check_index,
N_("make sure the patch is applicable to the current index")),
+ OPT_BOOL('N', "intent-to-add", &state->ita_only,
+ N_("mark new files with `git add --intent-to-add`")),
OPT_BOOL(0, "cached", &state->cached,
N_("apply a patch without touching the working tree")),
OPT_BOOL_F(0, "unsafe-paths", &state->unsafe_paths,
diff --git a/apply.h b/apply.h
index dc4a019057..b80d8ba736 100644
--- a/apply.h
+++ b/apply.h
@@ -45,6 +45,7 @@ struct apply_state {
int check; /* preimage must match working tree, don't actually apply */
int check_index; /* preimage must match the indexed version */
int update_index; /* check_index && apply */
+ int ita_only; /* add intent-to-add entries to the index */
/* These control cosmetic aspect of the output */
int diffstat; /* just show a diffstat, and don't actually apply */
diff --git a/t/t2203-add-intent.sh b/t/t2203-add-intent.sh
index 546fead6ad..0891827863 100755
--- a/t/t2203-add-intent.sh
+++ b/t/t2203-add-intent.sh
@@ -245,6 +245,7 @@ test_expect_success 'diff-files/diff-cached shows ita as new/not-new files' '
test_cmp expected2 actual2
'
+
test_expect_success '"diff HEAD" includes ita as new files' '
git reset --hard &&
echo new >new-ita &&
@@ -262,4 +263,16 @@ test_expect_success '"diff HEAD" includes ita as new files' '
test_cmp expected actual
'
+test_expect_success 'apply --intent-to-add' '
+ git reset --hard &&
+ echo new >new-ita &&
+ git add -N new-ita &&
+ git diff >expected &&
+ grep "new file" expected &&
+ git reset --hard &&
+ git apply --intent-to-add expected &&
+ git diff >actual &&
+ test_cmp expected actual
+'
+
test_done
--
2.17.0.705.g3525833791
