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Diffstat (limited to 'libgo/go/patch/apply.go')
-rw-r--r--libgo/go/patch/apply.go54
1 files changed, 0 insertions, 54 deletions
diff --git a/libgo/go/patch/apply.go b/libgo/go/patch/apply.go
deleted file mode 100644
index 7c4f4ad..0000000
--- a/libgo/go/patch/apply.go
+++ /dev/null
@@ -1,54 +0,0 @@
-// Copyright 2009 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-package patch
-
-import "os"
-
-// An Op is a single operation to execute to apply a patch.
-type Op struct {
- Verb Verb // action
- Src string // source file
- Dst string // destination file
- Mode int // mode for destination (if non-zero)
- Data []byte // data for destination (if non-nil)
-}
-
-// Apply applies the patch set to the files named in the patch set,
-// constructing an in-memory copy of the new file state.
-// It is the client's job to write the changes to the file system
-// if desired.
-//
-// The function readFile should return the contents of the named file.
-// Typically this function will be io.ReadFile.
-//
-func (set *Set) Apply(readFile func(string) ([]byte, error)) ([]Op, error) {
- op := make([]Op, len(set.File))
-
- for i, f := range set.File {
- o := &op[i]
- o.Verb = f.Verb
- o.Src = f.Src
- o.Dst = f.Dst
- o.Mode = f.NewMode
- if f.Diff != NoDiff || o.Verb != Edit {
- // Clients assume o.Data == nil means no data diff.
- // Start with a non-nil data.
- var old []byte = make([]byte, 0) // not nil
- var err error
- if f.Src != "" {
- old, err = readFile(f.Src)
- if err != nil {
- return nil, &os.PathError{string(f.Verb), f.Src, err}
- }
- }
- o.Data, err = f.Diff.Apply(old)
- if err != nil {
- return nil, &os.PathError{string(f.Verb), f.Src, err}
- }
- }
- }
-
- return op, nil
-}