Callback to hide commits in revision walker.

1 files changed, 24 insertions, 0 deletions

diff --git a/include/git2/revwalk.h b/include/git2/revwalk.h
index aef0b5fa6..7ab082752 100644
--- a/include/git2/revwalk.h
+++ b/include/git2/revwalk.h
@@ -261,6 +261,30 @@ GIT_EXTERN(void) git_revwalk_free(git_revwalk *walk);
  */
 GIT_EXTERN(git_repository *) git_revwalk_repository(git_revwalk *walk);
 
+/**
+* This is a callback function that user can provide to hide a
+* commit and its parents. If the callback function returns true,
+* then this commit and its parents will be hidden.
+*
+* @param commit_id oid of Commit
+* @param payload User-specified pointer to data to be passed as data payload
+*/
+typedef int(*git_revwalk_hide_cb)(
+	const git_oid *commit_id,
+	void *payload);
+
+/**
+* Adds a callback function to hide a commit
+*
+* @param walk the revision walker
+* @param hide_cb  callback function to hide a commit and its parents
+* @param payload  data payload to be passed to callback function
+*/
+GIT_EXTERN(int) git_revwalk_add_hide_cb(
+	git_revwalk *walk,
+	git_revwalk_hide_cb hide_cb,
+	void *payload);
+
 /** @} */
 GIT_END_DECL
 #endif