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tree: keep tree receiver alive as long as dependent entry is used 

Signed-off-by: Steffen Prohaska <prohaska@zib.de>
This commit is contained in:
Steffen Prohaska 2018-02-09 07:52:16 +00:00
parent 432a164805
commit fcb86e6f8e
No known key found for this signature in database
GPG Key ID: CD4EF2ED1339052C
1 changed files with 9 additions and 6 deletions
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15
tree.go
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@ -52,12 +52,13 @@ func (t Tree) EntryByName(filename string) *TreeEntry {
defer C.free(unsafe.Pointer(cname))
entry := C.git_tree_entry_byname(t.cast_ptr, cname)
runtime.KeepAlive(t)
if entry == nil {
return nil
}
return newTreeEntry(entry)
goEntry := newTreeEntry(entry)
runtime.KeepAlive(t)
return goEntry
}
// EntryById performs a lookup for a tree entry with the given SHA value.
@ -71,13 +72,14 @@ func (t Tree) EntryById(id *Oid) *TreeEntry {
defer runtime.UnlockOSThread()
entry := C.git_tree_entry_byid(t.cast_ptr, id.toC())
runtime.KeepAlive(t)
runtime.KeepAlive(id)
if entry == nil {
return nil
}
return newTreeEntry(entry)
goEntry := newTreeEntry(entry)
runtime.KeepAlive(t)
return goEntry
}
// EntryByPath looks up an entry by its full path, recursing into
@ -102,12 +104,13 @@ func (t Tree) EntryByPath(path string) (*TreeEntry, error) {
func (t Tree) EntryByIndex(index uint64) *TreeEntry {
entry := C.git_tree_entry_byindex(t.cast_ptr, C.size_t(index))
runtime.KeepAlive(t)
if entry == nil {
return nil
}
return newTreeEntry(entry)
goEntry := newTreeEntry(entry)
runtime.KeepAlive(t)
return goEntry
}
func (t Tree) EntryCount() uint64 {