diff options
Diffstat (limited to 'git.go')
| -rw-r--r-- | git.go | 29 |
1 files changed, 29 insertions, 0 deletions
@@ -8,8 +8,10 @@ package git import "C" import ( "bytes" + "errors" "unsafe" "strings" + "fmt" ) const ( @@ -18,6 +20,10 @@ const ( ENOTFOUND = C.GIT_ENOTFOUND ) +var ( + ErrIterOver = errors.New("Iteration is over") +) + func init() { C.git_threads_init() } @@ -96,6 +102,26 @@ func (oid *Oid) NCmp(oid2 *Oid, n uint) int { return bytes.Compare(oid.bytes[:n], oid2.bytes[:n]) } +func ShortenOids(ids []*Oid, minlen int) (int, error) { + shorten := C.git_oid_shorten_new(C.size_t(minlen)) + if shorten == nil { + panic("Out of memory") + } + defer C.git_oid_shorten_free(shorten) + + var ret C.int + for _, id := range ids { + buf := make([]byte, 41) + C.git_oid_fmt((*C.char)(unsafe.Pointer(&buf[0])), id.toC()) + buf[40] = 0 + ret = C.git_oid_shorten_add(shorten, (*C.char)(unsafe.Pointer(&buf[0]))) + if ret < 0 { + return int(ret), LastError() + } + } + return int(ret), nil +} + type GitError struct { Message string Code int @@ -107,6 +133,9 @@ func (e GitError) Error() string{ func LastError() error { err := C.giterr_last() + if err == nil { + return &GitError{"No message", 0} + } return &GitError{C.GoString(err.message), int(err.klass)} } |