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wip: adding metric to diff

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This commit is contained in:
Russell Belfer 2013-01-22 15:27:08 -08:00
parent f3327cac1d
commit 99ba8f2322
1 changed files with 8 additions and 2 deletions
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10
src/diff_tform.c
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@ -7,6 +7,7 @@
#include "common.h" #include "common.h"
#include "diff.h" #include "diff.h"
#include "git2/config.h" #include "git2/config.h"
#include "buf_text.h"
static git_diff_delta *diff_delta__dup( static git_diff_delta *diff_delta__dup(
const git_diff_delta *d, git_pool *pool) const git_diff_delta *d, git_pool *pool)
@ -297,10 +298,15 @@ on_error:
return -1; return -1;
} }
typedef struct {
/* array of delta index * 2 + (old_file/new_file) -> file hashes */
git_buf_text_hashsig *sigs;
} diff_similarity_cache;
static unsigned int calc_similarity( static unsigned int calc_similarity(
void *cache, git_diff_file *old_file, git_diff_file *new_file) void *ref, git_diff_file *old_file, git_diff_file *new_file)
{ {
GIT_UNUSED(cache); diff_similarity_cache *cache = ref;
if (git_oid_cmp(&old_file->oid, &new_file->oid) == 0) if (git_oid_cmp(&old_file->oid, &new_file->oid) == 0)
return 100; return 100;