builtin/apply: move 'update_index' global into 'struct apply_state'

To libify the apply functionality the 'update_index' variable should
not be static and global to the file. Let's move it into
'struct apply_state'.

Reviewed-by: Stefan Beller <sbeller@google.com>
Signed-off-by: Christian Couder <chriscool@tuxfamily.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Christian Couder 2016-05-24 10:10:53 +02:00 committed by Junio C Hamano
parent 5cae882d27
commit 901f9c6d42

View file

@ -28,6 +28,7 @@ struct apply_state {
/* These control what gets looked at and modified */
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 */
/* These boolean parameters control how the apply is done */
int apply_in_reverse;
@ -46,7 +47,6 @@ static int newfd = -1;
static int state_p_value = 1;
static int p_value_known;
static int update_index;
static int cached;
static int diffstat;
static int numstat;
@ -4090,9 +4090,9 @@ static void patch_stats(struct patch *patch)
}
}
static void remove_file(struct patch *patch, int rmdir_empty)
static void remove_file(struct apply_state *state, struct patch *patch, int rmdir_empty)
{
if (update_index) {
if (state->update_index) {
if (remove_file_from_cache(patch->old_name) < 0)
die(_("unable to remove %s from index"), patch->old_name);
}
@ -4103,14 +4103,18 @@ static void remove_file(struct patch *patch, int rmdir_empty)
}
}
static void add_index_file(const char *path, unsigned mode, void *buf, unsigned long size)
static void add_index_file(struct apply_state *state,
const char *path,
unsigned mode,
void *buf,
unsigned long size)
{
struct stat st;
struct cache_entry *ce;
int namelen = strlen(path);
unsigned ce_size = cache_entry_size(namelen);
if (!update_index)
if (!state->update_index)
return;
ce = xcalloc(1, ce_size);
@ -4220,13 +4224,14 @@ static void create_one_file(char *path, unsigned mode, const char *buf, unsigned
die_errno(_("unable to write file '%s' mode %o"), path, mode);
}
static void add_conflicted_stages_file(struct patch *patch)
static void add_conflicted_stages_file(struct apply_state *state,
struct patch *patch)
{
int stage, namelen;
unsigned ce_size, mode;
struct cache_entry *ce;
if (!update_index)
if (!state->update_index)
return;
namelen = strlen(patch->new_name);
ce_size = cache_entry_size(namelen);
@ -4247,7 +4252,7 @@ static void add_conflicted_stages_file(struct patch *patch)
}
}
static void create_file(struct patch *patch)
static void create_file(struct apply_state *state, struct patch *patch)
{
char *path = patch->new_name;
unsigned mode = patch->new_mode;
@ -4259,22 +4264,24 @@ static void create_file(struct patch *patch)
create_one_file(path, mode, buf, size);
if (patch->conflicted_threeway)
add_conflicted_stages_file(patch);
add_conflicted_stages_file(state, patch);
else
add_index_file(path, mode, buf, size);
add_index_file(state, path, mode, buf, size);
}
/* phase zero is to remove, phase one is to create */
static void write_out_one_result(struct patch *patch, int phase)
static void write_out_one_result(struct apply_state *state,
struct patch *patch,
int phase)
{
if (patch->is_delete > 0) {
if (phase == 0)
remove_file(patch, 1);
remove_file(state, patch, 1);
return;
}
if (patch->is_new > 0 || patch->is_copy) {
if (phase == 1)
create_file(patch);
create_file(state, patch);
return;
}
/*
@ -4282,9 +4289,9 @@ static void write_out_one_result(struct patch *patch, int phase)
* thing: remove the old, write the new
*/
if (phase == 0)
remove_file(patch, patch->is_rename);
remove_file(state, patch, patch->is_rename);
if (phase == 1)
create_file(patch);
create_file(state, patch);
}
static int write_out_one_reject(struct apply_state *state, struct patch *patch)
@ -4371,7 +4378,7 @@ static int write_out_results(struct apply_state *state, struct patch *list)
if (l->rejected)
errs = 1;
else {
write_out_one_result(l, phase);
write_out_one_result(state, l, phase);
if (phase == 1) {
if (write_out_one_reject(state, l))
errs = 1;
@ -4451,8 +4458,8 @@ static int apply_patch(struct apply_state *state,
if (whitespace_error && (ws_error_action == die_on_ws_error))
apply = 0;
update_index = state->check_index && apply;
if (update_index && newfd < 0)
state->update_index = state->check_index && apply;
if (state->update_index && newfd < 0)
newfd = hold_locked_index(&lock_file, 1);
if (state->check_index) {
@ -4727,7 +4734,7 @@ int cmd_apply(int argc, const char **argv, const char *prefix)
whitespace_error);
}
if (update_index) {
if (state.update_index) {
if (write_locked_index(&the_index, &lock_file, COMMIT_LOCK))
die(_("Unable to write new index file"));
}