Merge pull request #1941 from libgit2/rb/preserve-iterator-error

Preserve error messages during file system iterator cleanup

1 files changed, 18 insertions, 0 deletions

diff --git a/src/errors.c b/src/errors.c
index c9d9e4e37..d04da4ca9 100644
--- a/src/errors.c
+++ b/src/errors.c
@@ -112,6 +112,24 @@ void giterr_clear(void)
 #endif
 }
 
+int giterr_detach(git_error *cpy)
+{
+	git_error *error = GIT_GLOBAL->last_error;
+
+	assert(cpy);
+
+	if (!error)
+		return -1;
+
+	cpy->message = error->message;
+	cpy->klass = error->klass;
+
+	error->message = NULL;
+	giterr_clear();
+
+	return 0;
+}
+
 const git_error *giterr_last(void)
 {
 	return GIT_GLOBAL->last_error;