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-rw-r--r--diffcore-rename.c73
1 files changed, 41 insertions, 32 deletions
diff --git a/diffcore-rename.c b/diffcore-rename.c
index 786f389498..07bd34b631 100644
--- a/diffcore-rename.c
+++ b/diffcore-rename.c
@@ -4,6 +4,7 @@
#include "cache.h"
#include "diff.h"
#include "diffcore.h"
+#include "object-store.h"
#include "hashmap.h"
#include "progress.h"
@@ -57,8 +58,8 @@ static int add_rename_dst(struct diff_filespec *two)
ALLOC_GROW(rename_dst, rename_dst_nr + 1, rename_dst_alloc);
rename_dst_nr++;
if (first < rename_dst_nr)
- memmove(rename_dst + first + 1, rename_dst + first,
- (rename_dst_nr - first - 1) * sizeof(*rename_dst));
+ MOVE_ARRAY(rename_dst + first + 1, rename_dst + first,
+ rename_dst_nr - first - 1);
rename_dst[first].two = alloc_filespec(two->path);
fill_filespec(rename_dst[first].two, &two->oid, two->oid_valid,
two->mode);
@@ -98,8 +99,8 @@ static struct diff_rename_src *register_rename_src(struct diff_filepair *p)
ALLOC_GROW(rename_src, rename_src_nr + 1, rename_src_alloc);
rename_src_nr++;
if (first < rename_src_nr)
- memmove(rename_src + first + 1, rename_src + first,
- (rename_src_nr - first - 1) * sizeof(*rename_src));
+ MOVE_ARRAY(rename_src + first + 1, rename_src + first,
+ rename_src_nr - first - 1);
rename_src[first].p = p;
rename_src[first].score = score;
return &(rename_src[first]);
@@ -127,7 +128,8 @@ struct diff_score {
short name_score;
};
-static int estimate_similarity(struct diff_filespec *src,
+static int estimate_similarity(struct repository *r,
+ struct diff_filespec *src,
struct diff_filespec *dst,
int minimum_score)
{
@@ -164,10 +166,10 @@ static int estimate_similarity(struct diff_filespec *src,
* say whether the size is valid or not!)
*/
if (!src->cnt_data &&
- diff_populate_filespec(src, CHECK_SIZE_ONLY))
+ diff_populate_filespec(r, src, CHECK_SIZE_ONLY))
return 0;
if (!dst->cnt_data &&
- diff_populate_filespec(dst, CHECK_SIZE_ONLY))
+ diff_populate_filespec(r, dst, CHECK_SIZE_ONLY))
return 0;
max_size = ((src->size > dst->size) ? src->size : dst->size);
@@ -185,12 +187,12 @@ static int estimate_similarity(struct diff_filespec *src,
if (max_size * (MAX_SCORE-minimum_score) < delta_size * MAX_SCORE)
return 0;
- if (!src->cnt_data && diff_populate_filespec(src, 0))
+ if (!src->cnt_data && diff_populate_filespec(r, src, 0))
return 0;
- if (!dst->cnt_data && diff_populate_filespec(dst, 0))
+ if (!dst->cnt_data && diff_populate_filespec(r, dst, 0))
return 0;
- if (diffcore_count_changes(src, dst,
+ if (diffcore_count_changes(r, src, dst,
&src->cnt_data, &dst->cnt_data,
&src_copied, &literal_added))
return 0;
@@ -255,13 +257,14 @@ struct file_similarity {
struct diff_filespec *filespec;
};
-static unsigned int hash_filespec(struct diff_filespec *filespec)
+static unsigned int hash_filespec(struct repository *r,
+ struct diff_filespec *filespec)
{
if (!filespec->oid_valid) {
- if (diff_populate_filespec(filespec, 0))
+ if (diff_populate_filespec(r, filespec, 0))
return 0;
- hash_sha1_file(filespec->data, filespec->size, "blob",
- filespec->oid.hash);
+ hash_object_file(filespec->data, filespec->size, "blob",
+ &filespec->oid);
}
return sha1hash(filespec->oid.hash);
}
@@ -279,13 +282,15 @@ static int find_identical_files(struct hashmap *srcs,
/*
* Find the best source match for specified destination.
*/
- p = hashmap_get_from_hash(srcs, hash_filespec(target), NULL);
+ p = hashmap_get_from_hash(srcs,
+ hash_filespec(options->repo, target),
+ NULL);
for (; p; p = hashmap_get_next(srcs, p)) {
int score;
struct diff_filespec *source = p->filespec;
/* False hash collision? */
- if (oidcmp(&source->oid, &target->oid))
+ if (!oideq(&source->oid, &target->oid))
continue;
/* Non-regular files? If so, the modes must match! */
if (!S_ISREG(source->mode) || !S_ISREG(target->mode)) {
@@ -315,14 +320,16 @@ static int find_identical_files(struct hashmap *srcs,
return renames;
}
-static void insert_file_table(struct hashmap *table, int index, struct diff_filespec *filespec)
+static void insert_file_table(struct repository *r,
+ struct hashmap *table, int index,
+ struct diff_filespec *filespec)
{
struct file_similarity *entry = xmalloc(sizeof(*entry));
entry->index = index;
entry->filespec = filespec;
- hashmap_entry_init(entry, hash_filespec(filespec));
+ hashmap_entry_init(entry, hash_filespec(r, filespec));
hashmap_add(table, entry);
}
@@ -343,7 +350,9 @@ static int find_exact_renames(struct diff_options *options)
*/
hashmap_init(&file_table, NULL, NULL, rename_src_nr);
for (i = rename_src_nr-1; i >= 0; i--)
- insert_file_table(&file_table, i, rename_src[i].p->one);
+ insert_file_table(options->repo,
+ &file_table, i,
+ rename_src[i].p->one);
/* Walk the destinations and find best source match */
for (i = 0; i < rename_dst_nr; i++)
@@ -391,21 +400,19 @@ static int too_many_rename_candidates(int num_create,
* growing larger than a "rename_limit" square matrix, ie:
*
* num_create * num_src > rename_limit * rename_limit
- *
- * but handles the potential overflow case specially (and we
- * assume at least 32-bit integers)
*/
- if (rename_limit <= 0 || rename_limit > 32767)
+ if (rename_limit <= 0)
rename_limit = 32767;
if ((num_create <= rename_limit || num_src <= rename_limit) &&
- (num_create * num_src <= rename_limit * rename_limit))
+ ((uint64_t)num_create * (uint64_t)num_src
+ <= (uint64_t)rename_limit * (uint64_t)rename_limit))
return 0;
options->needed_rename_limit =
num_src > num_create ? num_src : num_create;
/* Are we running under -C -C? */
- if (!DIFF_OPT_TST(options, FIND_COPIES_HARDER))
+ if (!options->flags.find_copies_harder)
return 1;
/* Would we bust the limit if we were running under -C? */
@@ -415,7 +422,8 @@ static int too_many_rename_candidates(int num_create,
num_src++;
}
if ((num_create <= rename_limit || num_src <= rename_limit) &&
- (num_create * num_src <= rename_limit * rename_limit))
+ ((uint64_t)num_create * (uint64_t)num_src
+ <= (uint64_t)rename_limit * (uint64_t)rename_limit))
return 2;
return 1;
}
@@ -463,7 +471,7 @@ void diffcore_rename(struct diff_options *options)
else if (options->single_follow &&
strcmp(options->single_follow, p->two->path))
continue; /* not interested */
- else if (!DIFF_OPT_TST(options, RENAME_EMPTY) &&
+ else if (!options->flags.rename_empty &&
is_empty_blob_oid(&p->two->oid))
continue;
else if (add_rename_dst(p->two) < 0) {
@@ -473,7 +481,7 @@ void diffcore_rename(struct diff_options *options)
goto cleanup;
}
}
- else if (!DIFF_OPT_TST(options, RENAME_EMPTY) &&
+ else if (!options->flags.rename_empty &&
is_empty_blob_oid(&p->one->oid))
continue;
else if (!DIFF_PAIR_UNMERGED(p) && !DIFF_FILE_VALID(p->two)) {
@@ -532,9 +540,9 @@ void diffcore_rename(struct diff_options *options)
}
if (options->show_rename_progress) {
- progress = start_progress_delay(
+ progress = start_delayed_progress(
_("Performing inexact rename detection"),
- rename_dst_nr * rename_src_nr, 50, 1);
+ (uint64_t)rename_dst_nr * (uint64_t)rename_src_nr);
}
mx = xcalloc(st_mult(NUM_CANDIDATE_PER_DST, num_create), sizeof(*mx));
@@ -557,7 +565,8 @@ void diffcore_rename(struct diff_options *options)
diff_unmodified_pair(rename_src[j].p))
continue;
- this_src.score = estimate_similarity(one, two,
+ this_src.score = estimate_similarity(options->repo,
+ one, two,
minimum_score);
this_src.name_score = basename_same(one, two);
this_src.dst = i;
@@ -571,7 +580,7 @@ void diffcore_rename(struct diff_options *options)
diff_free_filespec_blob(two);
}
dst_cnt++;
- display_progress(progress, (i+1)*rename_src_nr);
+ display_progress(progress, (uint64_t)(i+1)*(uint64_t)rename_src_nr);
}
stop_progress(&progress);
generated by cgit v1.2.3 (git 2.39.1) at 2025-12-25 15:32:27 +0000