From 55a1096141519a1f380d0702671cfe9bf90ec435 Mon Sep 17 00:00:00 2001
From: Carlos Martín Nieto <carlosmn@github.com>
Date: Sat, 8 Jul 2017 16:07:51 +0200
Subject: Third round of keep-alive aditions

---
 walk.go | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

(limited to 'walk.go')

diff --git a/walk.go b/walk.go
index ab1de61..287edb6 100644
--- a/walk.go
+++ b/walk.go
@@ -34,6 +34,7 @@ func revWalkFromC(repo *Repository, c *C.git_revwalk) *RevWalk {
 
 func (v *RevWalk) Reset() {
 	C.git_revwalk_reset(v.ptr)
+	runtime.KeepAlive(v)
 }
 
 func (v *RevWalk) Push(id *Oid) error {
@@ -41,6 +42,8 @@ func (v *RevWalk) Push(id *Oid) error {
 	defer runtime.UnlockOSThread()
 
 	ecode := C.git_revwalk_push(v.ptr, id.toC())
+	runtime.KeepAlive(v)
+	runtime.KeepAlive(id)
 	if ecode < 0 {
 		return MakeGitError(ecode)
 	}
@@ -55,6 +58,7 @@ func (v *RevWalk) PushGlob(glob string) error {
 	defer C.free(unsafe.Pointer(cstr))
 
 	ecode := C.git_revwalk_push_glob(v.ptr, cstr)
+	runtime.KeepAlive(v)
 	if ecode < 0 {
 		return MakeGitError(ecode)
 	}
@@ -69,6 +73,7 @@ func (v *RevWalk) PushRange(r string) error {
 	defer C.free(unsafe.Pointer(cstr))
 
 	ecode := C.git_revwalk_push_range(v.ptr, cstr)
+	runtime.KeepAlive(v)
 	if ecode < 0 {
 		return MakeGitError(ecode)
 	}
@@ -83,6 +88,7 @@ func (v *RevWalk) PushRef(r string) error {
 	defer C.free(unsafe.Pointer(cstr))
 
 	ecode := C.git_revwalk_push_ref(v.ptr, cstr)
+	runtime.KeepAlive(v)
 	if ecode < 0 {
 		return MakeGitError(ecode)
 	}
@@ -94,6 +100,7 @@ func (v *RevWalk) PushHead() (err error) {
 	defer runtime.UnlockOSThread()
 
 	ecode := C.git_revwalk_push_head(v.ptr)
+	runtime.KeepAlive(v)
 	if ecode < 0 {
 		err = MakeGitError(ecode)
 	}
@@ -105,6 +112,8 @@ func (v *RevWalk) Hide(id *Oid) error {
 	defer runtime.UnlockOSThread()
 
 	ecode := C.git_revwalk_hide(v.ptr, id.toC())
+	runtime.KeepAlive(v)
+	runtime.KeepAlive(id)
 	if ecode < 0 {
 		return MakeGitError(ecode)
 	}
@@ -119,6 +128,7 @@ func (v *RevWalk) HideGlob(glob string) error {
 	defer C.free(unsafe.Pointer(cstr))
 
 	ecode := C.git_revwalk_hide_glob(v.ptr, cstr)
+	runtime.KeepAlive(v)
 	if ecode < 0 {
 		return MakeGitError(ecode)
 	}
@@ -133,6 +143,7 @@ func (v *RevWalk) HideRef(r string) error {
 	defer C.free(unsafe.Pointer(cstr))
 
 	ecode := C.git_revwalk_hide_ref(v.ptr, cstr)
+	runtime.KeepAlive(v)
 	if ecode < 0 {
 		return MakeGitError(ecode)
 	}
@@ -144,6 +155,7 @@ func (v *RevWalk) HideHead() (err error) {
 	defer runtime.UnlockOSThread()
 
 	ecode := C.git_revwalk_hide_head(v.ptr)
+	runtime.KeepAlive(v)
 	if ecode < 0 {
 		err = MakeGitError(ecode)
 	}
@@ -155,6 +167,7 @@ func (v *RevWalk) Next(id *Oid) (err error) {
 	defer runtime.UnlockOSThread()
 
 	ret := C.git_revwalk_next(id.toC(), v.ptr)
+	runtime.KeepAlive(v)
 	switch {
 	case ret < 0:
 		err = MakeGitError(ret)
@@ -192,14 +205,15 @@ func (v *RevWalk) Iterate(fun RevWalkIterator) (err error) {
 
 func (v *RevWalk) SimplifyFirstParent() {
 	C.git_revwalk_simplify_first_parent(v.ptr)
+	runtime.KeepAlive(v)
 }
 
 func (v *RevWalk) Sorting(sm SortType) {
 	C.git_revwalk_sorting(v.ptr, C.uint(sm))
+	runtime.KeepAlive(v)
 }
 
 func (v *RevWalk) Free() {
-
 	runtime.SetFinalizer(v, nil)
 	C.git_revwalk_free(v.ptr)
 }
-- 
cgit v1.2.3