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-rw-r--r--diff-lib.c49
1 files changed, 35 insertions, 14 deletions
diff --git a/diff-lib.c b/diff-lib.c
index bc49c708c1..52447466b5 100644
--- a/diff-lib.c
+++ b/diff-lib.c
@@ -155,7 +155,8 @@ int run_diff_files(struct rev_info *revs, unsigned int option)
if (2 <= stage) {
int mode = nce->ce_mode;
num_compare_stages++;
- hashcpy(dpath->parent[stage-2].oid.hash, nce->sha1);
+ oidcpy(&dpath->parent[stage - 2].oid,
+ &nce->oid);
dpath->parent[stage-2].mode = ce_mode_from_stat(nce, mode);
dpath->parent[stage-2].status =
DIFF_STATUS_MODIFIED;
@@ -209,7 +210,14 @@ int run_diff_files(struct rev_info *revs, unsigned int option)
continue;
}
diff_addremove(&revs->diffopt, '-', ce->ce_mode,
- ce->sha1, !is_null_sha1(ce->sha1),
+ ce->oid.hash,
+ !is_null_oid(&ce->oid),
+ ce->name, 0);
+ continue;
+ } else if (revs->diffopt.ita_invisible_in_index &&
+ ce_intent_to_add(ce)) {
+ diff_addremove(&revs->diffopt, '+', ce->ce_mode,
+ EMPTY_BLOB_SHA1_BIN, 0,
ce->name, 0);
continue;
}
@@ -225,8 +233,8 @@ int run_diff_files(struct rev_info *revs, unsigned int option)
continue;
}
oldmode = ce->ce_mode;
- old_sha1 = ce->sha1;
- new_sha1 = changed ? null_sha1 : ce->sha1;
+ old_sha1 = ce->oid.hash;
+ new_sha1 = changed ? null_sha1 : ce->oid.hash;
diff_change(&revs->diffopt, oldmode, newmode,
old_sha1, new_sha1,
!is_null_sha1(old_sha1),
@@ -261,7 +269,7 @@ static int get_stat_data(const struct cache_entry *ce,
int cached, int match_missing,
unsigned *dirty_submodule, struct diff_options *diffopt)
{
- const unsigned char *sha1 = ce->sha1;
+ const unsigned char *sha1 = ce->oid.hash;
unsigned int mode = ce->ce_mode;
if (!cached && !ce_uptodate(ce)) {
@@ -324,12 +332,13 @@ static int show_modified(struct rev_info *revs,
&dirty_submodule, &revs->diffopt) < 0) {
if (report_missing)
diff_index_show_file(revs, "-", old,
- old->sha1, 1, old->ce_mode, 0);
+ old->oid.hash, 1, old->ce_mode,
+ 0);
return -1;
}
if (revs->combine_merges && !cached &&
- (hashcmp(sha1, old->sha1) || hashcmp(old->sha1, new->sha1))) {
+ (hashcmp(sha1, old->oid.hash) || oidcmp(&old->oid, &new->oid))) {
struct combine_diff_path *p;
int pathlen = ce_namelen(new);
@@ -343,22 +352,22 @@ static int show_modified(struct rev_info *revs,
memset(p->parent, 0, 2 * sizeof(struct combine_diff_parent));
p->parent[0].status = DIFF_STATUS_MODIFIED;
p->parent[0].mode = new->ce_mode;
- hashcpy(p->parent[0].oid.hash, new->sha1);
+ oidcpy(&p->parent[0].oid, &new->oid);
p->parent[1].status = DIFF_STATUS_MODIFIED;
p->parent[1].mode = old->ce_mode;
- hashcpy(p->parent[1].oid.hash, old->sha1);
+ oidcpy(&p->parent[1].oid, &old->oid);
show_combined_diff(p, 2, revs->dense_combined_merges, revs);
free(p);
return 0;
}
oldmode = old->ce_mode;
- if (mode == oldmode && !hashcmp(sha1, old->sha1) && !dirty_submodule &&
+ if (mode == oldmode && !hashcmp(sha1, old->oid.hash) && !dirty_submodule &&
!DIFF_OPT_TST(&revs->diffopt, FIND_COPIES_HARDER))
return 0;
diff_change(&revs->diffopt, oldmode, mode,
- old->sha1, sha1, 1, !is_null_sha1(sha1),
+ old->oid.hash, sha1, 1, !is_null_sha1(sha1),
old->name, 0, dirty_submodule);
return 0;
}
@@ -376,6 +385,14 @@ static void do_oneway_diff(struct unpack_trees_options *o,
struct rev_info *revs = o->unpack_data;
int match_missing, cached;
+ /* i-t-a entries do not actually exist in the index */
+ if (revs->diffopt.ita_invisible_in_index &&
+ idx && ce_intent_to_add(idx)) {
+ idx = NULL;
+ if (!tree)
+ return; /* nothing to diff.. */
+ }
+
/* if the entry is not checked out, don't examine work tree */
cached = o->index_only ||
(idx && ((idx->ce_flags & CE_VALID) || ce_skip_worktree(idx)));
@@ -392,7 +409,8 @@ static void do_oneway_diff(struct unpack_trees_options *o,
struct diff_filepair *pair;
pair = diff_unmerge(&revs->diffopt, idx->name);
if (tree)
- fill_filespec(pair->one, tree->sha1, 1, tree->ce_mode);
+ fill_filespec(pair->one, tree->oid.hash, 1,
+ tree->ce_mode);
return;
}
@@ -408,7 +426,8 @@ static void do_oneway_diff(struct unpack_trees_options *o,
* Something removed from the tree?
*/
if (!idx) {
- diff_index_show_file(revs, "-", tree, tree->sha1, 1, tree->ce_mode, 0);
+ diff_index_show_file(revs, "-", tree, tree->oid.hash, 1,
+ tree->ce_mode, 0);
return;
}
@@ -516,7 +535,8 @@ int do_diff_cache(const unsigned char *tree_sha1, struct diff_options *opt)
return 0;
}
-int index_differs_from(const char *def, int diff_flags)
+int index_differs_from(const char *def, int diff_flags,
+ int ita_invisible_in_index)
{
struct rev_info rev;
struct setup_revision_opt opt;
@@ -528,6 +548,7 @@ int index_differs_from(const char *def, int diff_flags)
DIFF_OPT_SET(&rev.diffopt, QUICK);
DIFF_OPT_SET(&rev.diffopt, EXIT_WITH_STATUS);
rev.diffopt.flags |= diff_flags;
+ rev.diffopt.ita_invisible_in_index = ita_invisible_in_index;
run_diff_index(&rev, 1);
if (rev.pending.alloc)
free(rev.pending.objects);