Signed-off-by: Derrick Stolee <dsto...@microsoft.com>
---
builtin/remote.c | 1 +
commit-reach.c | 52 ++++++++++++++++++++++++++++++++++++++++++++++++
commit-reach.h | 2 ++
http-push.c | 1 +
remote.c | 48 +-------------------------------------------
remote.h | 1 -
6 files changed, 57 insertions(+), 48 deletions(-)
diff --git a/builtin/remote.c b/builtin/remote.c
index 1a82d850a2..341f704ada 100644
--- a/builtin/remote.c
+++ b/builtin/remote.c
@@ -9,6 +9,7 @@
#include "refs.h"
#include "refspec.h"
#include "argv-array.h"
+#include "commit-reach.h"
static const char * const builtin_remote_usage[] = {
N_("git remote [-v | --verbose]"),
diff --git a/commit-reach.c b/commit-reach.c
index 1438393165..80cdb738f6 100644
--- a/commit-reach.c
+++ b/commit-reach.c
@@ -1,5 +1,10 @@
#include "cache.h"
+#include "commit.h"
+#include "decorate.h"
#include "prio-queue.h"
+#include "tree.h"
+#include "revision.h"
+#include "tag.h"
#include "commit-reach.h"
/* Remember to update object flag allocation in object.h */
@@ -357,3 +362,50 @@ void reduce_heads_replace(struct commit_list **heads)
free_commit_list(*heads);
*heads = result;
}
+
+static void unmark_and_free(struct commit_list *list, unsigned int mark)
+{
+ while (list) {
+ struct commit *commit = pop_commit(&list);
+ commit->object.flags &= ~mark;
+ }
+}
+
+int ref_newer(const struct object_id *new_oid, const struct object_id *old_oid)
+{
+ struct object *o;
+ struct commit *old_commit, *new_commit;
+ struct commit_list *list, *used;
+ int found = 0;
+
+ /*
+ * Both new_commit and old_commit must be commit-ish and new_commit is
descendant of
+ * old_commit. Otherwise we require --force.
+ */
+ o = deref_tag(parse_object(old_oid), NULL, 0);
+ if (!o || o->type != OBJ_COMMIT)
+ return 0;
+ old_commit = (struct commit *) o;
+
+ o = deref_tag(parse_object(new_oid), NULL, 0);
+ if (!o || o->type != OBJ_COMMIT)
+ return 0;
+ new_commit = (struct commit *) o;
+
+ if (parse_commit(new_commit) < 0)
+ return 0;
+
+ used = list = NULL;
+ commit_list_insert(new_commit, &list);
+ while (list) {
+ new_commit = pop_most_recent_commit(&list, TMP_MARK);
+ commit_list_insert(new_commit, &used);
+ if (new_commit == old_commit) {
+ found = 1;
+ break;
+ }
+ }
+ unmark_and_free(list, TMP_MARK);
+ unmark_and_free(used, TMP_MARK);
+ return found;
+}
diff --git a/commit-reach.h b/commit-reach.h
index 244f48c5f2..35ec9f0ddb 100644
--- a/commit-reach.h
+++ b/commit-reach.h
@@ -38,4 +38,6 @@ struct commit_list *reduce_heads(struct commit_list *heads);
*/
void reduce_heads_replace(struct commit_list **heads);
+int ref_newer(const struct object_id *new_oid, const struct object_id
*old_oid);
+
#endif
diff --git a/http-push.c b/http-push.c
index 7e38522098..218315b00b 100644
--- a/http-push.c
+++ b/http-push.c
@@ -13,6 +13,7 @@
#include "argv-array.h"
#include "packfile.h"
#include "object-store.h"
+#include "commit-reach.h"
#ifdef EXPAT_NEEDS_XMLPARSE_H
#include <xmlparse.h>
diff --git a/remote.c b/remote.c
index abe80c1397..dcb5a33fac 100644
--- a/remote.c
+++ b/remote.c
@@ -11,6 +11,7 @@
#include "string-list.h"
#include "mergesort.h"
#include "argv-array.h"
+#include "commit-reach.h"
enum map_direction { FROM_SRC, FROM_DST };
@@ -1781,53 +1782,6 @@ int resolve_remote_symref(struct ref *ref, struct ref
*list)
return 1;
}
-static void unmark_and_free(struct commit_list *list, unsigned int mark)
-{
- while (list) {
- struct commit *commit = pop_commit(&list);
- commit->object.flags &= ~mark;
- }
-}
-
-int ref_newer(const struct object_id *new_oid, const struct object_id *old_oid)
-{
- struct object *o;
- struct commit *old_commit, *new_commit;
- struct commit_list *list, *used;
- int found = 0;
-
- /*
- * Both new_commit and old_commit must be commit-ish and new_commit is
descendant of
- * old_commit. Otherwise we require --force.
- */
- o = deref_tag(parse_object(old_oid), NULL, 0);
- if (!o || o->type != OBJ_COMMIT)
- return 0;
- old_commit = (struct commit *) o;
-
- o = deref_tag(parse_object(new_oid), NULL, 0);
- if (!o || o->type != OBJ_COMMIT)
- return 0;
- new_commit = (struct commit *) o;
-
- if (parse_commit(new_commit) < 0)
- return 0;
-
- used = list = NULL;
- commit_list_insert(new_commit, &list);
- while (list) {
- new_commit = pop_most_recent_commit(&list, TMP_MARK);
- commit_list_insert(new_commit, &used);
- if (new_commit == old_commit) {
- found = 1;
- break;
- }
- }
- unmark_and_free(list, TMP_MARK);
- unmark_and_free(used, TMP_MARK);
- return found;
-}
-
/*
* Lookup the upstream branch for the given branch and if present, optionally
* compute the commit ahead/behind values for the pair.
diff --git a/remote.h b/remote.h
index 45ecc6cefa..56fb9cbb27 100644
--- a/remote.h
+++ b/remote.h
@@ -149,7 +149,6 @@ extern struct ref **get_remote_refs(int fd_out, struct
packet_reader *reader,
const struct string_list *server_options);
int resolve_remote_symref(struct ref *ref, struct ref *list);
-int ref_newer(const struct object_id *new_oid, const struct object_id
*old_oid);
/*
* Remove and free all but the first of any entries in the input list
--
2.18.0.118.gd4f65b8d14
