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-rw-r--r--diff-lib.c18
1 files changed, 17 insertions, 1 deletions
diff --git a/diff-lib.c b/diff-lib.c
index 3007c85..5244746 100644
--- a/diff-lib.c
+++ b/diff-lib.c
@@ -214,6 +214,12 @@ int run_diff_files(struct rev_info *revs, unsigned int option)
!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;
}
changed = match_stat_with_submodule(&revs->diffopt, ce, &st,
@@ -379,6 +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)));
@@ -521,7 +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;
@@ -533,6 +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);