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match-trees: convert several leaf functions to use struct object_id

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Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
brian m. carlson 2016-04-17 23:10:41 +00:00 committed by Junio C Hamano
parent ce6663a9da
commit b6aec868af
1 changed files with 15 additions and 15 deletions
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30
match-trees.c
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@ -48,17 +48,17 @@ static int score_matches(unsigned mode1, unsigned mode2, const char *path)
}
static void *fill_tree_desc_strict(struct tree_desc *desc,
const unsigned char *hash)
const struct object_id *hash)
{
void *buffer;
enum object_type type;
unsigned long size;
buffer = read_sha1_file(hash, &type, &size);
buffer = read_sha1_file(hash->hash, &type, &size);
if (!buffer)
die("unable to read tree (%s)", sha1_to_hex(hash));
die("unable to read tree (%s)", oid_to_hex(hash));
if (type != OBJ_TREE)
die("%s is not a tree", sha1_to_hex(hash));
die("%s is not a tree", oid_to_hex(hash));
init_tree_desc(desc, buffer, size);
return buffer;
}
@ -73,7 +73,7 @@ static int base_name_entries_compare(const struct name_entry *a,
/*
* Inspect two trees, and give a score that tells how similar they are.
*/
static int score_trees(const unsigned char *hash1, const unsigned char *hash2)
static int score_trees(const struct object_id *hash1, const struct object_id *hash2)
{
struct tree_desc one;
struct tree_desc two;
@ -119,8 +119,8 @@ static int score_trees(const unsigned char *hash1, const unsigned char *hash2)
/*
* Match one itself and its subtrees with two and pick the best match.
*/
static void match_trees(const unsigned char *hash1,
const unsigned char *hash2,
static void match_trees(const struct object_id *hash1,
const struct object_id *hash2,
int *best_score,
char **best_match,
const char *base,
@ -138,7 +138,7 @@ static void match_trees(const unsigned char *hash1,
elem = tree_entry_extract(&one, &path, &mode);
if (!S_ISDIR(mode))
goto next;
score = score_trees(elem->hash, hash2);
score = score_trees(elem, hash2);
if (*best_score < score) {
free(*best_match);
*best_match = xstrfmt("%s%s", base, path);
@ -146,7 +146,7 @@ static void match_trees(const unsigned char *hash1,
}
if (recurse_limit) {
char *newbase = xstrfmt("%s%s/", base, path);
match_trees(elem->hash, hash2, best_score, best_match,
match_trees(elem, hash2, best_score, best_match,
newbase, recurse_limit - 1);
free(newbase);
}
@ -245,7 +245,7 @@ void shift_tree(const struct object_id *hash1,
if (!depth_limit)
depth_limit = 2;
add_score = del_score = score_trees(hash1->hash, hash2->hash);
add_score = del_score = score_trees(hash1, hash2);
add_prefix = xcalloc(1, 1);
del_prefix = xcalloc(1, 1);
@ -253,13 +253,13 @@ void shift_tree(const struct object_id *hash1,
* See if one's subtree resembles two; if so we need to prefix
* two with a few fake trees to match the prefix.
*/
match_trees(hash1->hash, hash2->hash, &add_score, &add_prefix, "", depth_limit);
match_trees(hash1, hash2, &add_score, &add_prefix, "", depth_limit);
/*
* See if two's subtree resembles one; if so we need to
* pick only subtree of two.
*/
match_trees(hash2->hash, hash1->hash, &del_score, &del_prefix, "", depth_limit);
match_trees(hash2, hash1, &del_score, &del_prefix, "", depth_limit);
/* Assume we do not have to do any shifting */
oidcpy(shifted, hash2);
@ -309,16 +309,16 @@ void shift_tree_by(const struct object_id *hash1,
if (candidate == 3) {
/* Both are plausible -- we need to evaluate the score */
int best_score = score_trees(hash1->hash, hash2->hash);
int best_score = score_trees(hash1, hash2);
int score;
candidate = 0;
score = score_trees(sub1.hash, hash2->hash);
score = score_trees(&sub1, hash2);
if (score > best_score) {
candidate = 1;
best_score = score;
}
score = score_trees(sub2.hash, hash1->hash);
score = score_trees(&sub2, hash1);
if (score > best_score)
candidate = 2;
}