diff options
| author | Rob Pike <r@golang.org> | 2009-06-09 09:53:44 -0700 |
|---|---|---|
| committer | Rob Pike <r@golang.org> | 2009-06-09 09:53:44 -0700 |
| commit | 7249ea4df2b4f12a4e7ed446f270cea87e4ffd34 (patch) | |
| tree | 7032a11d0cac2ae4d3e90f7a189b575b5a50f848 /src/pkg/io/utils.go | |
| parent | acf6ef7a82b3fe61516a1bac4563706552bdf078 (diff) | |
| download | golang-7249ea4df2b4f12a4e7ed446f270cea87e4ffd34.tar.gz | |
mv src/lib to src/pkg
tests: all.bash passes, gobuild still works, godoc still works.
R=rsc
OCL=30096
CL=30102
Diffstat (limited to 'src/pkg/io/utils.go')
| -rw-r--r-- | src/pkg/io/utils.go | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/src/pkg/io/utils.go b/src/pkg/io/utils.go new file mode 100644 index 000000000..a4cbb2d9a --- /dev/null +++ b/src/pkg/io/utils.go @@ -0,0 +1,29 @@ +// 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. + +// Utility functions. + +package io + +import ( + "io"; + "os"; +) + +// ReadAll reads from r until an error or EOF and returns the data it read. +func ReadAll(r Reader) ([]byte, os.Error) { + var buf ByteBuffer; + n, err := io.Copy(r, &buf); + return buf.Data(), err; +} + +// ReadFile reads the file named by filename and returns the contents. +func ReadFile(filename string) ([]byte, os.Error) { + f, err := os.Open(filename, os.O_RDONLY, 0); + if err != nil { + return nil, err; + } + defer f.Close(); + return ReadAll(f); +} |
