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apply: add --intent-to-add

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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@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Nguyễn Thái Ngọc Duy
2018-05-26 14:08:46 +02:00
committed by Junio C Hamano
parent 8fc8f05cef
commit cff5dc09ed
4 changed files with 35 additions and 8 deletions
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19
apply.c
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@@ -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,