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merge-recursive: shrink rename_conflict_info

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The rename_conflict_info struct used both a pair and a stage_data which
were taken from a rename struct.  Just use the original rename struct.
This will also allow us to start making other simplifications to the
code.

Signed-off-by: Elijah Newren <newren@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Elijah Newren 2019-04-05 08:00:18 -07:00 committed by Junio C Hamano
parent 967d6be725
commit e9cd1b5ca4
1 changed files with 50 additions and 70 deletions
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120
merge-recursive.c
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@ -238,24 +238,20 @@ struct rename {
struct rename_conflict_info {
enum rename_type rename_type;
struct diff_filepair *pair1;
struct diff_filepair *pair2;
struct rename *ren1;
struct rename *ren2;
const char *branch1;
const char *branch2;
struct stage_data *dst_entry1;
struct stage_data *dst_entry2;
struct diff_filespec ren1_other;
struct diff_filespec ren2_other;
};
static inline void setup_rename_conflict_info(enum rename_type rename_type,
struct diff_filepair *pair1,
struct diff_filepair *pair2,
struct merge_options *opt,
struct rename *ren1,
struct rename *ren2,
const char *branch1,
const char *branch2,
struct stage_data *dst_entry1,
struct stage_data *dst_entry2,
struct merge_options *opt,
struct stage_data *src_entry1,
struct stage_data *src_entry2)
{
@ -269,31 +265,27 @@ static inline void setup_rename_conflict_info(enum rename_type rename_type,
* ensure that branch1 == opt->branch1. So, simply flip arguments
* around if we don't have that.
*/
if (dst_entry2 && branch1 != opt->branch1) {
if (ren2 && branch1 != opt->branch1) {
setup_rename_conflict_info(rename_type,
pair2, pair1,
branch2, branch1,
dst_entry2, dst_entry1,
opt,
ren2, ren1,
branch2, branch1,
src_entry2, src_entry1);
return;
}
ci = xcalloc(1, sizeof(struct rename_conflict_info));
ci->rename_type = rename_type;
ci->pair1 = pair1;
ci->ren1 = ren1;
ci->ren2 = ren2;
ci->branch1 = branch1;
ci->branch2 = branch2;
ci->dst_entry1 = dst_entry1;
dst_entry1->rename_conflict_info = ci;
dst_entry1->processed = 0;
ci->ren1->dst_entry->processed = 0;
ci->ren1->dst_entry->rename_conflict_info = ci;
assert(!pair2 == !dst_entry2);
if (dst_entry2) {
ci->dst_entry2 = dst_entry2;
ci->pair2 = pair2;
dst_entry2->rename_conflict_info = ci;
if (ren2) {
ci->ren2->dst_entry->rename_conflict_info = ci;
}
/*
@ -305,7 +297,7 @@ static inline void setup_rename_conflict_info(enum rename_type rename_type,
rename_type == RENAME_TWO_FILES_TO_ONE) {
ostage1 = opt->branch1 == branch1 ? 3 : 2;
ci->ren1_other.path = pair1->one->path;
ci->ren1_other.path = ren1->pair->one->path;
oidcpy(&ci->ren1_other.oid, &src_entry1->stages[ostage1].oid);
ci->ren1_other.mode = src_entry1->stages[ostage1].mode;
}
@ -313,7 +305,7 @@ static inline void setup_rename_conflict_info(enum rename_type rename_type,
if (rename_type == RENAME_TWO_FILES_TO_ONE) {
ostage2 = ostage1 ^ 1;
ci->ren2_other.path = pair2->one->path;
ci->ren2_other.path = ren2->pair->one->path;
oidcpy(&ci->ren2_other.oid, &src_entry2->stages[ostage2].oid);
ci->ren2_other.mode = src_entry2->stages[ostage2].mode;
}
@ -1694,8 +1686,8 @@ static int handle_rename_add(struct merge_options *opt,
struct rename_conflict_info *ci)
{
/* a was renamed to c, and a separate c was added. */
struct diff_filespec *a = ci->pair1->one;
struct diff_filespec *c = ci->pair1->two;
struct diff_filespec *a = ci->ren1->pair->one;
struct diff_filespec *c = ci->ren1->pair->two;
char *path = c->path;
char *prev_path_desc;
struct merge_file_info mfi;
@ -1718,8 +1710,8 @@ static int handle_rename_add(struct merge_options *opt,
c->path, a->path, NULL,
ci->branch1, ci->branch2,
&mfi.oid, mfi.mode,
&ci->dst_entry1->stages[other_stage].oid,
ci->dst_entry1->stages[other_stage].mode);
&ci->ren1->dst_entry->stages[other_stage].oid,
ci->ren1->dst_entry->stages[other_stage].mode);
}
static char *find_path_for_conflict(struct merge_options *opt,
@ -1750,9 +1742,9 @@ static int handle_rename_rename_1to2(struct merge_options *opt,
struct merge_file_info mfi;
struct diff_filespec other;
struct diff_filespec *add;
struct diff_filespec *o = ci->pair1->one;
struct diff_filespec *a = ci->pair1->two;
struct diff_filespec *b = ci->pair2->two;
struct diff_filespec *o = ci->ren1->pair->one;
struct diff_filespec *a = ci->ren1->pair->two;
struct diff_filespec *b = ci->ren2->pair->two;
char *path_desc;
output(opt, 1, _("CONFLICT (rename/rename): "
@ -1788,14 +1780,14 @@ static int handle_rename_rename_1to2(struct merge_options *opt,
* such cases, we should keep the added file around,
* resolving the conflict at that path in its favor.
*/
add = filespec_from_entry(&other, ci->dst_entry1, 2 ^ 1);
add = filespec_from_entry(&other, ci->ren1->dst_entry, 2 ^ 1);
if (add) {
if (update_file(opt, 0, &add->oid, add->mode, a->path))
return -1;
}
else
remove_file_from_index(opt->repo->index, a->path);
add = filespec_from_entry(&other, ci->dst_entry2, 3 ^ 1);
add = filespec_from_entry(&other, ci->ren2->dst_entry, 3 ^ 1);
if (add) {
if (update_file(opt, 0, &add->oid, add->mode, b->path))
return -1;
@ -1808,7 +1800,7 @@ static int handle_rename_rename_1to2(struct merge_options *opt,
* rename/add collision. If not, we can write the file out
* to the specified location.
*/
add = filespec_from_entry(&other, ci->dst_entry1, 2 ^ 1);
add = filespec_from_entry(&other, ci->ren1->dst_entry, 2 ^ 1);
if (add) {
if (handle_file_collision(opt, a->path,
NULL, NULL,
@ -1827,7 +1819,7 @@ static int handle_rename_rename_1to2(struct merge_options *opt,
return -1;
}
add = filespec_from_entry(&other, ci->dst_entry2, 3 ^ 1);
add = filespec_from_entry(&other, ci->ren2->dst_entry, 3 ^ 1);
if (add) {
if (handle_file_collision(opt, b->path,
NULL, NULL,
@ -1854,10 +1846,10 @@ static int handle_rename_rename_2to1(struct merge_options *opt,
struct rename_conflict_info *ci)
{
/* Two files, a & b, were renamed to the same thing, c. */
struct diff_filespec *a = ci->pair1->one;
struct diff_filespec *b = ci->pair2->one;
struct diff_filespec *c1 = ci->pair1->two;
struct diff_filespec *c2 = ci->pair2->two;
struct diff_filespec *a = ci->ren1->pair->one;
struct diff_filespec *b = ci->ren2->pair->one;
struct diff_filespec *c1 = ci->ren1->pair->two;
struct diff_filespec *c2 = ci->ren2->pair->two;
char *path = c1->path; /* == c2->path */
char *path_side_1_desc;
char *path_side_2_desc;
@ -2732,13 +2724,11 @@ static int process_renames(struct merge_options *opt,
ren2->pair->two);
}
setup_rename_conflict_info(rename_type,
ren1->pair,
ren2->pair,
opt,
ren1,
ren2,
branch1,
branch2,
ren1->dst_entry,
ren2->dst_entry,
opt,
NULL,
NULL);
} else if ((lookup = string_list_lookup(renames2Dst, ren1_dst))) {
@ -2759,13 +2749,11 @@ static int process_renames(struct merge_options *opt,
ren2->src_entry->processed = 1;
setup_rename_conflict_info(RENAME_TWO_FILES_TO_ONE,
ren1->pair,
ren2->pair,
opt,
ren1,
ren2,
branch1,
branch2,
ren1->dst_entry,
ren2->dst_entry,
opt,
ren1->src_entry,
ren2->src_entry);
@ -2802,24 +2790,20 @@ static int process_renames(struct merge_options *opt,
if (oid_eq(&src_other.oid, &null_oid) &&
ren1->add_turned_into_rename) {
setup_rename_conflict_info(RENAME_VIA_DIR,
ren1->pair,
opt,
ren1,
NULL,
branch1,
branch2,
ren1->dst_entry,
NULL,
opt,
NULL,
NULL);
} else if (oid_eq(&src_other.oid, &null_oid)) {
setup_rename_conflict_info(RENAME_DELETE,
ren1->pair,
opt,
ren1,
NULL,
branch1,
branch2,
ren1->dst_entry,
NULL,
opt,
NULL,
NULL);
} else if ((dst_other.mode == ren1->pair->two->mode) &&
@ -2848,13 +2832,11 @@ static int process_renames(struct merge_options *opt,
* file, then the merge will be clean.
*/
setup_rename_conflict_info(RENAME_ADD,
ren1->pair,
opt,
ren1,
NULL,
branch1,
branch2,
ren1->dst_entry,
NULL,
opt,
ren1->src_entry,
NULL);
} else
@ -2876,13 +2858,11 @@ static int process_renames(struct merge_options *opt,
}
update_entry(ren1->dst_entry, o, a, b);
setup_rename_conflict_info(RENAME_NORMAL,
ren1->pair,
opt,
ren1,
NULL,
branch1,
NULL,
ren1->dst_entry,
NULL,
opt,
NULL,
NULL);
}
@ -3119,15 +3099,15 @@ static int handle_content_merge(struct merge_options *opt,
b.mode = b_mode;
if (ci) {
struct diff_filepair *pair1 = ci->pair1;
struct diff_filepair *pair1 = ci->ren1->pair;
path1 = (opt->branch1 == ci->branch1) ?
pair1->two->path : pair1->one->path;
/* If ci->pair2 != NULL, we are in
/* If ci->ren2->pair != NULL, we are in
* RENAME_ONE_FILE_TO_ONE case. Otherwise, we have a
* normal rename.
*/
path2 = (ci->pair2 ||
path2 = ((ci->ren2 && ci->ren2->pair) ||
opt->branch2 == ci->branch1) ?
pair1->two->path : pair1->one->path;
one.path = pair1->one->path;
@ -3264,7 +3244,7 @@ static int process_entry(struct merge_options *opt,
break;
case RENAME_VIA_DIR:
clean_merge = 1;
if (handle_rename_via_dir(opt, ci->pair1, ci->branch1))
if (handle_rename_via_dir(opt, ci->ren1->pair, ci->branch1))
clean_merge = -1;
break;
case RENAME_ADD:
@ -3278,7 +3258,7 @@ static int process_entry(struct merge_options *opt,
break;
case RENAME_DELETE:
clean_merge = 0;
if (handle_rename_delete(opt, ci->pair1,
if (handle_rename_delete(opt, ci->ren1->pair,
ci->branch1, ci->branch2))
clean_merge = -1;
break;