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Code Releases Activity

os: new FileInfo, FileMode types + update tree

Browse Source 
R=golang-dev, r, r, gri, bradfitz, iant, iant, nigeltao, n13m3y3r
CC=golang-dev
https://golang.org/cl/5416060
This commit is contained in:
Russ Cox 2011-11-30 12:04:16 -05:00
parent 03823b881c
commit 8dce57e169
50 changed files with 620 additions and 525 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
misc/dashboard/builder/main.go
View File

@ -410,12 +410,12 @@ func (b *Builder) envvWindows() []string {
func isDirectory(name string) bool {
s, err := os.Stat(name)
return err == nil && s.IsDirectory()
return err == nil && s.IsDir()
}
func isFile(name string) bool {
s, err := os.Stat(name)
return err == nil && (s.IsRegular() || s.IsSymlink())
return err == nil && !s.IsDir()
}
// commitWatcher polls hg for new commits and tells the dashboard about them.

10
misc/dashboard/builder/package.go
View File

@ -81,11 +81,11 @@ func (b *Builder) buildPackages(workpath string, hash string) error {
return nil
}
func isGoFile(fi *os.FileInfo) bool {
return fi.IsRegular() && // exclude directories
!strings.HasPrefix(fi.Name, ".") && // ignore .files
!strings.HasSuffix(fi.Name, "_test.go") && // ignore tests
filepath.Ext(fi.Name) == ".go"
func isGoFile(fi os.FileInfo) bool {
return !fi.IsDir() && // exclude directories
!strings.HasPrefix(fi.Name(), ".") && // ignore .files
!strings.HasSuffix(fi.Name(), "_test.go") && // ignore tests
filepath.Ext(fi.Name()) == ".go"
}
func packageComment(pkg, pkgpath string) (info string, err error) {

4
src/cmd/godoc/codewalk.go
View File

@ -41,7 +41,7 @@ func codewalk(w http.ResponseWriter, r *http.Request) {
// If directory exists, serve list of code walks.
dir, err := fs.Lstat(abspath)
if err == nil && dir.IsDirectory() {
if err == nil && dir.IsDir() {
codewalkDir(w, r, relpath, abspath)
return
}
@ -186,7 +186,7 @@ func codewalkDir(w http.ResponseWriter, r *http.Request, relpath, abspath string
var v []interface{}
for _, fi := range dir {
name := fi.Name()
if fi.IsDirectory() {
if fi.IsDir() {
v = append(v, &elem{name + "/", ""})
} else if strings.HasSuffix(name, ".xml") {
cw, err := loadCodewalk(abspath + "/" + name)

11
src/cmd/godoc/dirtrees.go
View File

@ -12,6 +12,7 @@ import (
"go/parser"
"go/token"
"log"
"os"
"path/filepath"
"strings"
"unicode"
@ -25,21 +26,21 @@ type Directory struct {
Dirs []*Directory // subdirectories
}
func isGoFile(fi FileInfo) bool {
func isGoFile(fi os.FileInfo) bool {
name := fi.Name()
return fi.IsRegular() &&
return !fi.IsDir() &&
len(name) > 0 && name[0] != '.' && // ignore .files
filepath.Ext(name) == ".go"
}
func isPkgFile(fi FileInfo) bool {
func isPkgFile(fi os.FileInfo) bool {
return isGoFile(fi) &&
!strings.HasSuffix(fi.Name(), "_test.go") // ignore test files
}
func isPkgDir(fi FileInfo) bool {
func isPkgDir(fi os.FileInfo) bool {
name := fi.Name()
return fi.IsDirectory() && len(name) > 0 &&
return fi.IsDir() && len(name) > 0 &&
name[0] != '_' && name[0] != '.' // ignore _files and .files
}

60
src/cmd/godoc/filesystem.go
View File

@ -13,25 +13,15 @@ import (
"io"
"io/ioutil"
"os"
"time"
)
// The FileInfo interface provides access to file information.
type FileInfo interface {
Name() string
Size() int64
ModTime() time.Time
IsRegular() bool
IsDirectory() bool
}
// The FileSystem interface specifies the methods godoc is using
// to access the file system for which it serves documentation.
type FileSystem interface {
Open(path string) (io.ReadCloser, error)
Lstat(path string) (FileInfo, error)
Stat(path string) (FileInfo, error)
ReadDir(path string) ([]FileInfo, error)
Lstat(path string) (os.FileInfo, error)
Stat(path string) (os.FileInfo, error)
ReadDir(path string) ([]os.FileInfo, error)
}
// ReadFile reads the file named by path from fs and returns the contents.
@ -49,26 +39,6 @@ func ReadFile(fs FileSystem, path string) ([]byte, error) {
var OS FileSystem = osFS{}
// osFI is the OS-specific implementation of FileInfo.
type osFI struct {
*os.FileInfo
}
func (fi osFI) Name() string {
return fi.FileInfo.Name
}
func (fi osFI) Size() int64 {
if fi.IsDirectory() {
return 0
}
return fi.FileInfo.Size
}
func (fi osFI) ModTime() time.Time {
return fi.FileInfo.ModTime
}
// osFS is the OS-specific implementation of FileSystem
type osFS struct{}
@ -81,30 +51,20 @@ func (osFS) Open(path string) (io.ReadCloser, error) {
if err != nil {
return nil, err
}
if fi.IsDirectory() {
if fi.IsDir() {
return nil, fmt.Errorf("Open: %s is a directory", path)
}
return f, nil
}
func (osFS) Lstat(path string) (FileInfo, error) {
fi, err := os.Lstat(path)
return osFI{fi}, err
func (osFS) Lstat(path string) (os.FileInfo, error) {
return os.Lstat(path)
}
func (osFS) Stat(path string) (FileInfo, error) {
fi, err := os.Stat(path)
return osFI{fi}, err
func (osFS) Stat(path string) (os.FileInfo, error) {
return os.Stat(path)
}
func (osFS) ReadDir(path string) ([]FileInfo, error) {
l0, err := ioutil.ReadDir(path) // l0 is sorted
if err != nil {
return nil, err
}
l1 := make([]FileInfo, len(l0))
for i, e := range l0 {
l1[i] = osFI{e}
}
return l1, nil
func (osFS) ReadDir(path string) ([]os.FileInfo, error) {
return ioutil.ReadDir(path) // is sorted
}

30
src/cmd/godoc/godoc.go
View File

@ -381,15 +381,15 @@ func filenameFunc(path string) string {
return localname
}
func fileInfoNameFunc(fi FileInfo) string {
func fileInfoNameFunc(fi os.FileInfo) string {
name := fi.Name()
if fi.IsDirectory() {
if fi.IsDir() {
name += "/"
}
return name
}
func fileInfoTimeFunc(fi FileInfo) string {
func fileInfoTimeFunc(fi os.FileInfo) string {
if t := fi.ModTime(); t.Unix() != 0 {
return t.Local().String()
}
@ -789,7 +789,7 @@ func serveFile(w http.ResponseWriter, r *http.Request) {
return
}
if dir != nil && dir.IsDirectory() {
if dir != nil && dir.IsDir() {
if redirect(w, r) {
return
}
@ -894,22 +894,8 @@ type httpHandler struct {
}
// fsReadDir implements ReadDir for the go/build package.
func fsReadDir(dir string) ([]*os.FileInfo, error) {
fi, err := fs.ReadDir(dir)
if err != nil {
return nil, err
}
// Convert []FileInfo to []*os.FileInfo.
osfi := make([]*os.FileInfo, len(fi))
for i, f := range fi {
mode := uint32(S_IFREG)
if f.IsDirectory() {
mode = S_IFDIR
}
osfi[i] = &os.FileInfo{Name: f.Name(), Size: f.Size(), ModTime: f.ModTime(), Mode: mode}
}
return osfi, nil
func fsReadDir(dir string) ([]os.FileInfo, error) {
return fs.ReadDir(dir)
}
// fsReadFile implements ReadFile for the go/build package.
@ -969,7 +955,7 @@ func (h *httpHandler) getPageInfo(abspath, relpath, pkgname string, mode PageInf
}
// filter function to select the desired .go files
filter := func(d FileInfo) bool {
filter := func(d os.FileInfo) bool {
// Only Go files.
if !isPkgFile(d) {
return false
@ -1048,7 +1034,7 @@ func (h *httpHandler) getPageInfo(abspath, relpath, pkgname string, mode PageInf
// get examples from *_test.go files
var examples []*doc.Example
filter = func(d FileInfo) bool {
filter = func(d os.FileInfo) bool {
return isGoFile(d) && strings.HasSuffix(d.Name(), "_test.go")
}
if testpkgs, err := parseDir(fset, abspath, filter); err != nil {

62
src/cmd/godoc/httpzip.go
View File

@ -35,13 +35,18 @@ import (
"time"
)
// We cannot import syscall on app engine.
// TODO(gri) Once we have a truly abstract FileInfo implementation
// this won't be needed anymore.
const (
S_IFDIR = 0x4000 // == syscall.S_IFDIR
S_IFREG = 0x8000 // == syscall.S_IFREG
)
type fileInfo struct {
name string
mode os.FileMode
size int64
mtime time.Time
}
func (fi *fileInfo) Name() string { return fi.name }
func (fi *fileInfo) Mode() os.FileMode { return fi.mode }
func (fi *fileInfo) Size() int64 { return fi.size }
func (fi *fileInfo) ModTime() time.Time { return fi.mtime }
func (fi *fileInfo) IsDir() bool { return fi.mode.IsDir() }
// httpZipFile is the zip-file based implementation of http.File
type httpZipFile struct {
@ -52,15 +57,15 @@ type httpZipFile struct {
}
func (f *httpZipFile) Close() error {
if f.info.IsRegular() {
if !f.info.IsDir() {
return f.ReadCloser.Close()
}
f.list = nil
return nil
}
func (f *httpZipFile) Stat() (*os.FileInfo, error) {
return &f.info, nil
func (f *httpZipFile) Stat() (os.FileInfo, error) {
return f.info, nil
}
func (f *httpZipFile) Readdir(count int) ([]os.FileInfo, error) {
@ -77,17 +82,17 @@ func (f *httpZipFile) Readdir(count int) ([]os.FileInfo, error) {
break // not in the same directory anymore
}
name := e.Name[len(dirname):] // local name
var mode uint32
var mode os.FileMode
var size int64
var mtime time.Time
if i := strings.IndexRune(name, '/'); i >= 0 {
// We infer directories from files in subdirectories.
// If we have x/y, return a directory entry for x.
name = name[0:i] // keep local directory name only
mode = S_IFDIR
mode = os.ModeDir
// no size or mtime for directories
} else {
mode = S_IFREG
mode = 0
size = int64(e.UncompressedSize)
mtime = e.ModTime()
}
@ -96,11 +101,11 @@ func (f *httpZipFile) Readdir(count int) ([]os.FileInfo, error) {
// by determining the (fs.list) range of local directory entries
// (via two binary searches).
if name != prevname {
list = append(list, os.FileInfo{
Name: name,
Mode: mode,
Size: size,
ModTime: mtime,
list = append(list, &fileInfo{
name,
mode,
size,
mtime,
})
prevname = name
count--
@ -115,7 +120,7 @@ func (f *httpZipFile) Readdir(count int) ([]os.FileInfo, error) {
}
func (f *httpZipFile) Seek(offset int64, whence int) (int64, error) {
return 0, fmt.Errorf("Seek not implemented for zip file entry: %s", f.info.Name)
return 0, fmt.Errorf("Seek not implemented for zip file entry: %s", f.info.Name())
}
// httpZipFS is the zip-file based implementation of http.FileSystem
@ -143,11 +148,11 @@ func (fs *httpZipFS) Open(name string) (http.File, error) {
}
return &httpZipFile{
path,
os.FileInfo{
Name: name,
Mode: S_IFREG,
Size: int64(f.UncompressedSize),
ModTime: f.ModTime(),
&fileInfo{
name,
0,
int64(f.UncompressedSize),
f.ModTime(),
},
rc,
nil,
@ -157,10 +162,11 @@ func (fs *httpZipFS) Open(name string) (http.File, error) {
// not an exact match - must be a directory
return &httpZipFile{
path,
os.FileInfo{
Name: name,
Mode: S_IFDIR,
// no size or mtime for directories
&fileInfo{
name,
os.ModeDir,
0, // no size for directory
time.Time{}, // no mtime for directory
},
nil,
fs.list[index:],

7
src/cmd/godoc/index.go
View File

@ -48,6 +48,7 @@ import (
"go/token"
"index/suffixarray"
"io"
"os"
"path/filepath"
"regexp"
"sort"
@ -701,8 +702,8 @@ func isWhitelisted(filename string) bool {
return whitelisted[key]
}
func (x *Indexer) visitFile(dirname string, f FileInfo, fulltextIndex bool) {
if !f.IsRegular() {
func (x *Indexer) visitFile(dirname string, f os.FileInfo, fulltextIndex bool) {
if f.IsDir() {
return
}
@ -781,7 +782,7 @@ func NewIndex(dirnames <-chan string, fulltextIndex bool, throttle float64) *Ind
continue // ignore this directory
}
for _, f := range list {
if !f.IsDirectory() {
if !f.IsDir() {
x.visitFile(dirname, f, fulltextIndex)
}
th.Throttle()

3
src/cmd/godoc/parser.go
View File

@ -13,6 +13,7 @@ import (
"go/ast"
"go/parser"
"go/token"
"os"
"path/filepath"
)
@ -47,7 +48,7 @@ func parseFiles(fset *token.FileSet, filenames []string) (pkgs map[string]*ast.P
return
}
func parseDir(fset *token.FileSet, path string, filter func(FileInfo) bool) (map[string]*ast.Package, error) {
func parseDir(fset *token.FileSet, path string, filter func(os.FileInfo) bool) (map[string]*ast.Package, error) {
list, err := fs.ReadDir(path)
if err != nil {
return nil, err

25
src/cmd/godoc/zip.go
View File

@ -22,6 +22,7 @@ import (
"archive/zip"
"fmt"
"io"
"os"
"path"
"sort"
"strings"
@ -52,12 +53,16 @@ func (fi zipFI) ModTime() time.Time {
return time.Time{} // directory has no modified time entry
}
func (fi zipFI) IsDirectory() bool {
return fi.file == nil
func (fi zipFI) Mode() os.FileMode {
if fi.file == nil {
// Unix directories typically are executable, hence 555.
return os.ModeDir | 0555
}
return 0444
}
func (fi zipFI) IsRegular() bool {
return fi.file != nil
func (fi zipFI) IsDir() bool {
return fi.file == nil
}
// zipFS is the zip-file based implementation of FileSystem
@ -98,33 +103,33 @@ func (fs *zipFS) Open(abspath string) (io.ReadCloser, error) {
if err != nil {
return nil, err
}
if fi.IsDirectory() {
if fi.IsDir() {
return nil, fmt.Errorf("Open: %s is a directory", abspath)
}
return fi.file.Open()
}
func (fs *zipFS) Lstat(abspath string) (FileInfo, error) {
func (fs *zipFS) Lstat(abspath string) (os.FileInfo, error) {
_, fi, err := fs.stat(zipPath(abspath))
return fi, err
}
func (fs *zipFS) Stat(abspath string) (FileInfo, error) {
func (fs *zipFS) Stat(abspath string) (os.FileInfo, error) {
_, fi, err := fs.stat(zipPath(abspath))
return fi, err
}
func (fs *zipFS) ReadDir(abspath string) ([]FileInfo, error) {
func (fs *zipFS) ReadDir(abspath string) ([]os.FileInfo, error) {
path := zipPath(abspath)
i, fi, err := fs.stat(path)
if err != nil {
return nil, err
}
if !fi.IsDirectory() {
if !fi.IsDir() {
return nil, fmt.Errorf("ReadDir: %s is not a directory", abspath)
}
var list []FileInfo
var list []os.FileInfo
dirname := path + "/"
prevname := ""
for _, e := range fs.list[i:] {

13
src/cmd/gofix/main.go
View File

@ -82,12 +82,12 @@ func main() {
switch dir, err := os.Stat(path); {
case err != nil:
report(err)
case dir.IsRegular():
case dir.IsDir():
walkDir(path)
default:
if err := processFile(path, false); err != nil {
report(err)
}
case dir.IsDirectory():
walkDir(path)
}
}
@ -219,7 +219,7 @@ func walkDir(path string) {
filepath.Walk(path, visitFile)
}
func visitFile(path string, f *os.FileInfo, err error) error {
func visitFile(path string, f os.FileInfo, err error) error {
if err == nil && isGoFile(f) {
err = processFile(path, false)
}
@ -229,9 +229,10 @@ func visitFile(path string, f *os.FileInfo, err error) error {
return nil
}
func isGoFile(f *os.FileInfo) bool {
func isGoFile(f os.FileInfo) bool {
// ignore non-Go files
return f.IsRegular() && !strings.HasPrefix(f.Name, ".") && strings.HasSuffix(f.Name, ".go")
name := f.Name()
return !f.IsDir() && !strings.HasPrefix(name, ".") && strings.HasSuffix(name, ".go")
}
func diff(b1, b2 []byte) (data []byte, err error) {

13
src/cmd/gofmt/gofmt.go
View File

@ -80,9 +80,10 @@ func initPrinterMode() {
}
}
func isGoFile(f *os.FileInfo) bool {
func isGoFile(f os.FileInfo) bool {
// ignore non-Go files
return f.IsRegular() && !strings.HasPrefix(f.Name, ".") && strings.HasSuffix(f.Name, ".go")
name := f.Name()
return !f.IsDir() && !strings.HasPrefix(name, ".") && strings.HasSuffix(name, ".go")
}
// If in == nil, the source is the contents of the file with the given filename.
@ -158,7 +159,7 @@ func processFile(filename string, in io.Reader, out io.Writer, stdin bool) error
return err
}
func visitFile(path string, f *os.FileInfo, err error) error {
func visitFile(path string, f os.FileInfo, err error) error {
if err == nil && isGoFile(f) {
err = processFile(path, nil, os.Stdout, false)
}
@ -217,12 +218,12 @@ func gofmtMain() {
switch dir, err := os.Stat(path); {
case err != nil:
report(err)
case dir.IsRegular():
case dir.IsDir():
walkDir(path)
default:
if err := processFile(path, nil, os.Stdout, false); err != nil {
report(err)
}
case dir.IsDirectory():
walkDir(path)
}
}
}

2
src/cmd/goinstall/download.go
View File

@ -525,5 +525,5 @@ func selectTag(goVersion string, tags []string) (match string) {
func isDir(dir string) bool {
fi, err := os.Stat(dir)
return err == nil && fi.IsDirectory()
return err == nil && fi.IsDir()
}

6
src/cmd/govet/govet.go
View File

@ -82,7 +82,7 @@ func main() {
} else {
for _, name := range flag.Args() {
// Is it a directory?
if fi, err := os.Stat(name); err == nil && fi.IsDirectory() {
if fi, err := os.Stat(name); err == nil && fi.IsDir() {
walkDir(name)
} else {
doFile(name, nil)
@ -105,12 +105,12 @@ func doFile(name string, reader io.Reader) {
file.checkFile(name, parsedFile)
}
func visit(path string, f *os.FileInfo, err error) error {
func visit(path string, f os.FileInfo, err error) error {
if err != nil {
errorf("walk error: %s", err)
return nil
}
if f.IsRegular() && strings.HasSuffix(path, ".go") {
if !f.IsDir() && strings.HasSuffix(path, ".go") {
doFile(path, nil)
}
return nil

4
src/cmd/hgpatch/main.go
View File

@ -192,7 +192,7 @@ func makeParent(name string) {
func mkdirAll(path string, perm uint32) error {
dir, err := os.Lstat(path)
if err == nil {
if dir.IsDirectory() {
if dir.IsDir() {
return nil
}
return &os.PathError{"mkdir", path, os.ENOTDIR}
@ -220,7 +220,7 @@ func mkdirAll(path string, perm uint32) error {
// Handle arguments like "foo/." by
// double-checking that directory doesn't exist.
dir, err1 := os.Lstat(path)
if err1 == nil && dir.IsDirectory() {
if err1 == nil && dir.IsDir() {
return nil
}
return err

2
src/pkg/archive/zip/reader.go
View File

@ -56,7 +56,7 @@ func OpenReader(name string) (*ReadCloser, error) {
return nil, err
}
r := new(ReadCloser)
if err := r.init(f, fi.Size); err != nil {
if err := r.init(f, fi.Size()); err != nil {
f.Close()
return nil, err
}

12
src/pkg/exp/gotype/gotype.go
View File

@ -150,15 +150,15 @@ func processFiles(filenames []string, allFiles bool) {
switch info, err := os.Stat(filename); {
case err != nil:
report(err)
case info.IsRegular():
if allFiles || isGoFilename(info.Name) {
filenames[i] = filename
i++
}
case info.IsDirectory():
case info.IsDir():
if allFiles || *recursive {
processDirectory(filename)
}
default:
if allFiles || isGoFilename(info.Name()) {
filenames[i] = filename
i++
}
}
}
fset := token.NewFileSet()

2
src/pkg/exp/types/check_test.go
View File

@ -202,7 +202,7 @@ func TestCheck(t *testing.T) {
// For easy debugging w/o changing the testing code,
// if there is a local test file, only test that file.
const testfile = "test.go"
if fi, err := os.Stat(testfile); err == nil && fi.IsRegular() {
if fi, err := os.Stat(testfile); err == nil && !fi.IsDir() {
fmt.Printf("WARNING: Testing only %s (remove it to run all tests)\n", testfile)
check(t, testfile, []string{testfile})
return

2
src/pkg/exp/types/gcimporter.go
View File

@ -59,7 +59,7 @@ func findPkg(path string) (filename, id string) {
// try extensions
for _, ext := range pkgExts {
filename = noext + ext
if f, err := os.Stat(filename); err == nil && f.IsRegular() {
if f, err := os.Stat(filename); err == nil && !f.IsDir() {
return
}
}

10
src/pkg/exp/types/gcimporter_test.go
View File

@ -72,18 +72,18 @@ func testDir(t *testing.T, dir string, endTime time.Time) (nimports int) {
return
}
switch {
case f.IsRegular():
case !f.IsDir():
// try extensions
for _, ext := range pkgExts {
if strings.HasSuffix(f.Name, ext) {
name := f.Name[0 : len(f.Name)-len(ext)] // remove extension
if strings.HasSuffix(f.Name(), ext) {
name := f.Name()[0 : len(f.Name())-len(ext)] // remove extension
if testPath(t, filepath.Join(dir, name)) {
nimports++
}
}
}
case f.IsDirectory():
nimports += testDir(t, filepath.Join(dir, f.Name), endTime)
case f.IsDir():
nimports += testDir(t, filepath.Join(dir, f.Name()), endTime)
}
}
return

6
src/pkg/go/build/build.go
View File

@ -159,13 +159,13 @@ func (s *Script) Stale() bool {
// any error reading output files means stale
return true
}
if fi.ModTime.After(latest) {
latest = fi.ModTime
if mtime := fi.ModTime(); mtime.After(latest) {
latest = mtime
}
}
for _, file := range s.Input {
fi, err := os.Stat(file)
if err != nil || fi.ModTime.After(latest) {
if err != nil || fi.ModTime().After(latest) {
// any error reading input files means stale
// (attempt to rebuild to figure out why)
return true

35
src/pkg/go/build/dir.go
View File

@ -38,16 +38,16 @@ type Context struct {
// format of the strings dir and file: they can be
// slash-separated, backslash-separated, even URLs.
// ReadDir returns a slice of *os.FileInfo, sorted by Name,
// ReadDir returns a slice of os.FileInfo, sorted by Name,
// describing the content of the named directory.
// The dir argument is the argument to ScanDir.
// If ReadDir is nil, ScanDir uses io.ReadDir.
ReadDir func(dir string) (fi []*os.FileInfo, err error)
ReadDir func(dir string) (fi []os.FileInfo, err error)
// ReadFile returns the content of the file named file
// in the directory named dir. The dir argument is the
// argument to ScanDir, and the file argument is the
// Name field from an *os.FileInfo returned by ReadDir.
// Name field from an os.FileInfo returned by ReadDir.
// The returned path is the full name of the file, to be
// used in error messages.
//
@ -56,7 +56,7 @@ type Context struct {
ReadFile func(dir, file string) (path string, content []byte, err error)
}
func (ctxt *Context) readDir(dir string) ([]*os.FileInfo, error) {
func (ctxt *Context) readDir(dir string) ([]os.FileInfo, error) {
if f := ctxt.ReadDir; f != nil {
return f(dir)
}
@ -140,18 +140,19 @@ func (ctxt *Context) ScanDir(dir string) (info *DirInfo, err error) {
testImported := make(map[string]bool)
fset := token.NewFileSet()
for _, d := range dirs {
if !d.IsRegular() {
if d.IsDir() {
continue
}
if strings.HasPrefix(d.Name, "_") ||
strings.HasPrefix(d.Name, ".") {
name := d.Name()
if strings.HasPrefix(name, "_") ||
strings.HasPrefix(name, ".") {
continue
}
if !ctxt.goodOSArchFile(d.Name) {
if !ctxt.goodOSArchFile(name) {
continue
}
ext := path.Ext(d.Name)
ext := path.Ext(name)
switch ext {
case ".go", ".c", ".s":
// tentatively okay
@ -161,7 +162,7 @@ func (ctxt *Context) ScanDir(dir string) (info *DirInfo, err error) {
}
// Look for +build comments to accept or reject the file.
filename, data, err := ctxt.readFile(dir, d.Name)
filename, data, err := ctxt.readFile(dir, name)
if err != nil {
return nil, err
}
@ -172,10 +173,10 @@ func (ctxt *Context) ScanDir(dir string) (info *DirInfo, err error) {
// Going to save the file. For non-Go files, can stop here.
switch ext {
case ".c":
di.CFiles = append(di.CFiles, d.Name)
di.CFiles = append(di.CFiles, name)
continue
case ".s":
di.SFiles = append(di.SFiles, d.Name)
di.SFiles = append(di.SFiles, name)
continue
}
@ -192,7 +193,7 @@ func (ctxt *Context) ScanDir(dir string) (info *DirInfo, err error) {
continue
}
isTest := strings.HasSuffix(d.Name, "_test.go")
isTest := strings.HasSuffix(name, "_test.go")
if isTest && strings.HasSuffix(pkg, "_test") {
pkg = pkg[:len(pkg)-len("_test")]
}
@ -255,15 +256,15 @@ func (ctxt *Context) ScanDir(dir string) (info *DirInfo, err error) {
}
}
if isCgo {
di.CgoFiles = append(di.CgoFiles, d.Name)
di.CgoFiles = append(di.CgoFiles, name)
} else if isTest {
if pkg == string(pf.Name.Name) {
di.TestGoFiles = append(di.TestGoFiles, d.Name)
di.TestGoFiles = append(di.TestGoFiles, name)
} else {
di.XTestGoFiles = append(di.XTestGoFiles, d.Name)
di.XTestGoFiles = append(di.XTestGoFiles, name)
}
} else {
di.GoFiles = append(di.GoFiles, d.Name)
di.GoFiles = append(di.GoFiles, name)
}
}
if di.Package == "" {

4
src/pkg/go/build/path.go
View File

@ -70,7 +70,7 @@ func (t *Tree) HasSrc(pkg string) bool {
if err != nil {
return false
}
return fi.IsDirectory()
return fi.IsDir()
}
// HasPkg returns whether the given package's
@ -80,7 +80,7 @@ func (t *Tree) HasPkg(pkg string) bool {
if err != nil {
return false
}
return fi.IsRegular()
return !fi.IsDir()
// TODO(adg): check object version is consistent
}

7
src/pkg/go/parser/interface.go
View File

@ -188,7 +188,7 @@ func ParseFiles(fset *token.FileSet, filenames []string, mode uint) (pkgs map[st
// returned. If a parse error occurred, a non-nil but incomplete map and the
// error are returned.
//
func ParseDir(fset *token.FileSet, path string, filter func(*os.FileInfo) bool, mode uint) (map[string]*ast.Package, error) {
func ParseDir(fset *token.FileSet, path string, filter func(os.FileInfo) bool, mode uint) (map[string]*ast.Package, error) {
fd, err := os.Open(path)
if err != nil {
return nil, err
@ -202,10 +202,9 @@ func ParseDir(fset *token.FileSet, path string, filter func(*os.FileInfo) bool,
filenames := make([]string, len(list))
n := 0
for i := 0; i < len(list); i++ {
d := &list[i]
for _, d := range list {
if filter == nil || filter(d) {
filenames[n] = filepath.Join(path, d.Name)
filenames[n] = filepath.Join(path, d.Name())
n++
}
}

2
src/pkg/go/parser/parser_test.go
View File

@ -113,7 +113,7 @@ func nameFilter(filename string) bool {
return true
}
func dirFilter(f *os.FileInfo) bool { return nameFilter(f.Name) }
func dirFilter(f os.FileInfo) bool { return nameFilter(f.Name()) }
func TestParse4(t *testing.T) {
path := "."

24
src/pkg/io/ioutil/ioutil.go
View File

@ -36,8 +36,8 @@ func ReadFile(filename string) ([]byte, error) {
// read, so let's try it but be prepared for the answer to be wrong.
fi, err := f.Stat()
var n int64
if err == nil && fi.Size < 2e9 { // Don't preallocate a huge buffer, just in case.
n = fi.Size
if size := fi.Size(); err == nil && size < 2e9 { // Don't preallocate a huge buffer, just in case.
n = size
}
// As initial capacity for readAll, use n + a little extra in case Size is zero,
// and to avoid another allocation after Read has filled the buffer. The readAll
@ -63,16 +63,16 @@ func WriteFile(filename string, data []byte, perm uint32) error {
return err
}
// A fileInfoList implements sort.Interface.
type fileInfoList []*os.FileInfo
// byName implements sort.Interface.
type byName []os.FileInfo
func (f fileInfoList) Len() int { return len(f) }
func (f fileInfoList) Less(i, j int) bool { return f[i].Name < f[j].Name }
func (f fileInfoList) Swap(i, j int) { f[i], f[j] = f[j], f[i] }
func (f byName) Len() int { return len(f) }
func (f byName) Less(i, j int) bool { return f[i].Name() < f[j].Name() }
func (f byName) Swap(i, j int) { f[i], f[j] = f[j], f[i] }
// ReadDir reads the directory named by dirname and returns
// a list of sorted directory entries.
func ReadDir(dirname string) ([]*os.FileInfo, error) {
func ReadDir(dirname string) ([]os.FileInfo, error) {
f, err := os.Open(dirname)
if err != nil {
return nil, err
@ -82,12 +82,8 @@ func ReadDir(dirname string) ([]*os.FileInfo, error) {
if err != nil {
return nil, err
}
fi := make(fileInfoList, len(list))
for i := range list {
fi[i] = &list[i]
}
sort.Sort(fi)
return fi, nil
sort.Sort(byName(list))
return list, nil
}
type nopCloser struct {

8
src/pkg/io/ioutil/ioutil_test.go
View File

@ -15,8 +15,8 @@ func checkSize(t *testing.T, path string, size int64) {
if err != nil {
t.Fatalf("Stat %q (looking for size %d): %s", path, size, err)
}
if dir.Size != size {
t.Errorf("Stat %q: size %d want %d", path, dir.Size, size)
if dir.Size() != size {
t.Errorf("Stat %q: size %d want %d", path, dir.Size(), size)
}
}
@ -76,9 +76,9 @@ func TestReadDir(t *testing.T) {
foundTestDir := false
for _, dir := range list {
switch {
case dir.IsRegular() && dir.Name == "ioutil_test.go":
case !dir.IsDir() && dir.Name() == "ioutil_test.go":
foundTest = true
case dir.IsDirectory() && dir.Name == "_test":
case dir.IsDir() && dir.Name() == "_test":
foundTestDir = true
}
}

20
src/pkg/net/http/fs.go
View File

@ -52,7 +52,7 @@ type FileSystem interface {
// served by the FileServer implementation.
type File interface {
Close() error
Stat() (*os.FileInfo, error)
Stat() (os.FileInfo, error)
Readdir(count int) ([]os.FileInfo, error)
Read([]byte) (int, error)
Seek(offset int64, whence int) (int64, error)
@ -93,8 +93,8 @@ func dirList(w ResponseWriter, f File) {
break
}
for _, d := range dirs {
name := d.Name
if d.IsDirectory() {
name := d.Name()
if d.IsDir() {
name += "/"
}
// TODO htmlescape
@ -135,7 +135,7 @@ func serveFile(w ResponseWriter, r *Request, fs FileSystem, name string, redirec
// redirect to canonical path: / at end of directory url
// r.URL.Path always begins with /
url := r.URL.Path
if d.IsDirectory() {
if d.IsDir() {
if url[len(url)-1] != '/' {
localRedirect(w, r, path.Base(url)+"/")
return
@ -148,14 +148,14 @@ func serveFile(w ResponseWriter, r *Request, fs FileSystem, name string, redirec
}
}
if t, err := time.Parse(TimeFormat, r.Header.Get("If-Modified-Since")); err == nil && !d.ModTime.After(t) {
if t, err := time.Parse(TimeFormat, r.Header.Get("If-Modified-Since")); err == nil && !d.ModTime().After(t) {
w.WriteHeader(StatusNotModified)
return
}
w.Header().Set("Last-Modified", d.ModTime.UTC().Format(TimeFormat))
w.Header().Set("Last-Modified", d.ModTime().UTC().Format(TimeFormat))
// use contents of index.html for directory, if present
if d.IsDirectory() {
if d.IsDir() {
index := name + indexPage
ff, err := fs.Open(index)
if err == nil {
@ -169,13 +169,13 @@ func serveFile(w ResponseWriter, r *Request, fs FileSystem, name string, redirec
}
}
if d.IsDirectory() {
if d.IsDir() {
dirList(w, f)
return
}
// serve file
size := d.Size
size := d.Size()
code := StatusOK
// If Content-Type isn't set, use the file's extension to find it.
@ -215,7 +215,7 @@ func serveFile(w ResponseWriter, r *Request, fs FileSystem, name string, redirec
}
size = ra.length
code = StatusPartialContent
w.Header().Set("Content-Range", fmt.Sprintf("bytes %d-%d/%d", ra.start, ra.start+ra.length-1, d.Size))
w.Header().Set("Content-Range", fmt.Sprintf("bytes %d-%d/%d", ra.start, ra.start+ra.length-1, d.Size()))
}
w.Header().Set("Accept-Ranges", "bytes")

4
src/pkg/net/http/fs_test.go
View File

@ -190,8 +190,8 @@ func TestDirJoin(t *testing.T) {
if err != nil {
t.Fatalf("stat of %s: %v", name, err)
}
if gfi.Ino != wfi.Ino {
t.Errorf("%s got different inode", name)
if !gfi.(*os.FileStat).SameFile(wfi.(*os.FileStat)) {
t.Errorf("%s got different file", name)
}
}
test(Dir("/etc/"), "/hosts")

2
src/pkg/os/dir_windows.go
View File

@ -8,7 +8,7 @@ func (file *File) Readdirnames(n int) (names []string, err error) {
fis, err := file.Readdir(n)
names = make([]string, len(fis))
for i, fi := range fis {
names[i] = fi.Name
names[i] = fi.Name()
}
return names, err
}

2
src/pkg/os/exec/lp_unix.go
View File

@ -20,7 +20,7 @@ func findExecutable(file string) error {
if err != nil {
return err
}
if d.IsRegular() && d.Permission()&0111 != 0 {
if m := d.Mode(); !m.IsDir() && m&0111 != 0 {
return nil
}
return os.EPERM

6
src/pkg/os/exec/lp_windows.go
View File

@ -18,10 +18,10 @@ func chkStat(file string) error {
if err != nil {
return err
}
if d.IsRegular() {
return nil
if d.IsDir() {
return os.EPERM
}
return os.EPERM
return nil
}
func findExecutable(file string, exts []string) (string, error) {

10
src/pkg/os/export_test.go Normal file
View File

@ -0,0 +1,10 @@
// Copyright 2011 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 os
// Export for testing.
var TimespecToTime = timespecToTime
var Atime = atime

53
src/pkg/os/file_unix.go
View File

@ -99,50 +99,43 @@ func (file *file) close() error {
// Stat returns the FileInfo structure describing file.
// It returns the FileInfo and an error, if any.
func (file *File) Stat() (fi *FileInfo, err error) {
func (file *File) Stat() (fi FileInfo, err error) {
var stat syscall.Stat_t
e := syscall.Fstat(file.fd, &stat)
if e != nil {
return nil, &PathError{"stat", file.name, e}
err = syscall.Fstat(file.fd, &stat)
if err != nil {
return nil, &PathError{"stat", file.name, err}
}
return fileInfoFromStat(file.name, new(FileInfo), &stat, &stat), nil
return fileInfoFromStat(&stat, file.name), nil
}
// Stat returns a FileInfo structure describing the named file and an error, if any.
// Stat returns a FileInfo describing the named file and an error, if any.
// If name names a valid symbolic link, the returned FileInfo describes
// the file pointed at by the link and has fi.FollowedSymlink set to true.
// If name names an invalid symbolic link, the returned FileInfo describes
// the link itself and has fi.FollowedSymlink set to false.
func Stat(name string) (fi *FileInfo, err error) {
var lstat, stat syscall.Stat_t
e := syscall.Lstat(name, &lstat)
if e != nil {
return nil, &PathError{"stat", name, e}
func Stat(name string) (fi FileInfo, err error) {
var stat syscall.Stat_t
err = syscall.Stat(name, &stat)
if err != nil {
return nil, &PathError{"stat", name, err}
}
statp := &lstat
if lstat.Mode&syscall.S_IFMT == syscall.S_IFLNK {
e := syscall.Stat(name, &stat)
if e == nil {
statp = &stat
}
}
return fileInfoFromStat(name, new(FileInfo), &lstat, statp), nil
return fileInfoFromStat(&stat, name), nil
}
// Lstat returns the FileInfo structure describing the named file and an
// Lstat returns a FileInfo describing the named file and an
// error, if any. If the file is a symbolic link, the returned FileInfo
// describes the symbolic link. Lstat makes no attempt to follow the link.
func Lstat(name string) (fi *FileInfo, err error) {
func Lstat(name string) (fi FileInfo, err error) {
var stat syscall.Stat_t
e := syscall.Lstat(name, &stat)
if e != nil {
return nil, &PathError{"lstat", name, e}
err = syscall.Lstat(name, &stat)
if err != nil {
return nil, &PathError{"lstat", name, err}
}
return fileInfoFromStat(name, new(FileInfo), &stat, &stat), nil
return fileInfoFromStat(&stat, name), nil
}
// Readdir reads the contents of the directory associated with file and
// returns an array of up to n FileInfo structures, as would be returned
// returns an array of up to n FileInfo values, as would be returned
// by Lstat, in directory order. Subsequent calls on the same file will yield
// further FileInfos.
//
@ -166,13 +159,13 @@ func (file *File) Readdir(n int) (fi []FileInfo, err error) {
fi = make([]FileInfo, len(names))
for i, filename := range names {
fip, err := Lstat(dirname + filename)
if fip == nil || err != nil {
fi[i].Name = filename // rest is already zeroed out
if err == nil {
fi[i] = fip
} else {
fi[i] = *fip
fi[i] = &FileStat{name: filename}
}
}
return
return fi, err
}
// read reads up to len(b) bytes from the File.

6
src/pkg/os/file_windows.go
View File

@ -180,12 +180,12 @@ func (file *File) Readdir(n int) (fi []FileInfo, err error) {
}
}
}
var f FileInfo
setFileInfo(&f, string(syscall.UTF16ToString(d.FileName[0:])), d.FileAttributes, d.FileSizeHigh, d.FileSizeLow, d.CreationTime, d.LastAccessTime, d.LastWriteTime)
file.dirinfo.needdata = true
if f.Name == "." || f.Name == ".." { // Useless names
name := string(syscall.UTF16ToString(d.FileName[0:]))
if name == "." || name == ".." { // Useless names
continue
}
f := toFileInfo(name, d.FileAttributes, d.FileSizeHigh, d.FileSizeLow, d.CreationTime, d.LastAccessTime, d.LastWriteTime)
n--
fi = append(fi, f)
}

12
src/pkg/os/getwd.go
View File

@ -12,7 +12,7 @@ import (
// current directory. If the current directory can be
// reached via multiple paths (due to symbolic links),
// Getwd may return any one of them.
func Getwd() (string, error) {
func Getwd() (pwd string, err error) {
// If the operating system provides a Getwd call, use it.
if syscall.ImplementsGetwd {
s, e := syscall.Getwd()
@ -27,10 +27,10 @@ func Getwd() (string, error) {
// Clumsy but widespread kludge:
// if $PWD is set and matches ".", use it.
pwd := Getenv("PWD")
pwd = Getenv("PWD")
if len(pwd) > 0 && pwd[0] == '/' {
d, err := Stat(pwd)
if err == nil && d.Dev == dot.Dev && d.Ino == dot.Ino {
if err == nil && dot.(*FileStat).SameFile(d.(*FileStat)) {
return pwd, nil
}
}
@ -42,7 +42,7 @@ func Getwd() (string, error) {
// Can't stat root - no hope.
return "", err
}
if root.Dev == dot.Dev && root.Ino == dot.Ino {
if root.(*FileStat).SameFile(dot.(*FileStat)) {
return "/", nil
}
@ -67,7 +67,7 @@ func Getwd() (string, error) {
}
for _, name := range names {
d, _ := Lstat(parent + "/" + name)
if d.Dev == dot.Dev && d.Ino == dot.Ino {
if d.(*FileStat).SameFile(dot.(*FileStat)) {
pwd = "/" + name + pwd
goto Found
}
@ -82,7 +82,7 @@ func Getwd() (string, error) {
return "", err
}
fd.Close()
if pd.Dev == root.Dev && pd.Ino == root.Ino {
if pd.(*FileStat).SameFile(root.(*FileStat)) {
break
}
// Set up for next round.

136
src/pkg/os/os_test.go
View File

@ -122,12 +122,12 @@ func TestStat(t *testing.T) {
if err != nil {
t.Fatal("stat failed:", err)
}
if !equal(sfname, dir.Name) {
t.Error("name should be ", sfname, "; is", dir.Name)
if !equal(sfname, dir.Name()) {
t.Error("name should be ", sfname, "; is", dir.Name())
}
filesize := size(path, t)
if dir.Size != filesize {
t.Error("size should be", filesize, "; is", dir.Size)
if dir.Size() != filesize {
t.Error("size should be", filesize, "; is", dir.Size())
}
}
@ -142,12 +142,12 @@ func TestFstat(t *testing.T) {
if err2 != nil {
t.Fatal("fstat failed:", err2)
}
if !equal(sfname, dir.Name) {
t.Error("name should be ", sfname, "; is", dir.Name)
if !equal(sfname, dir.Name()) {
t.Error("name should be ", sfname, "; is", dir.Name())
}
filesize := size(path, t)
if dir.Size != filesize {
t.Error("size should be", filesize, "; is", dir.Size)
if dir.Size() != filesize {
t.Error("size should be", filesize, "; is", dir.Size())
}
}
@ -157,12 +157,12 @@ func TestLstat(t *testing.T) {
if err != nil {
t.Fatal("lstat failed:", err)
}
if !equal(sfname, dir.Name) {
t.Error("name should be ", sfname, "; is", dir.Name)
if !equal(sfname, dir.Name()) {
t.Error("name should be ", sfname, "; is", dir.Name())
}
filesize := size(path, t)
if dir.Size != filesize {
t.Error("size should be", filesize, "; is", dir.Size)
if dir.Size() != filesize {
t.Error("size should be", filesize, "; is", dir.Size())
}
}
@ -229,7 +229,7 @@ func testReaddir(dir string, contents []string, t *testing.T) {
for _, m := range contents {
found := false
for _, n := range s {
if equal(m, n.Name) {
if equal(m, n.Name()) {
if found {
t.Error("present twice:", m)
}
@ -408,7 +408,7 @@ func TestHardLink(t *testing.T) {
if err != nil {
t.Fatalf("stat %q failed: %v", from, err)
}
if tostat.Dev != fromstat.Dev || tostat.Ino != fromstat.Ino {
if !tostat.(*FileStat).SameFile(fromstat.(*FileStat)) {
t.Errorf("link %q, %q did not create hard link", to, from)
}
}
@ -433,32 +433,32 @@ func TestSymLink(t *testing.T) {
t.Fatalf("symlink %q, %q failed: %v", to, from, err)
}
defer Remove(from)
tostat, err := Stat(to)
tostat, err := Lstat(to)
if err != nil {
t.Fatalf("stat %q failed: %v", to, err)
}
if tostat.FollowedSymlink {
t.Fatalf("stat %q claims to have followed a symlink", to)
if tostat.Mode()&ModeSymlink != 0 {
t.Fatalf("stat %q claims to have found a symlink", to)
}
fromstat, err := Stat(from)
if err != nil {
t.Fatalf("stat %q failed: %v", from, err)
}
if tostat.Dev != fromstat.Dev || tostat.Ino != fromstat.Ino {
if !tostat.(*FileStat).SameFile(fromstat.(*FileStat)) {
t.Errorf("symlink %q, %q did not create symlink", to, from)
}
fromstat, err = Lstat(from)
if err != nil {
t.Fatalf("lstat %q failed: %v", from, err)
}
if !fromstat.IsSymlink() {
if fromstat.Mode()&ModeSymlink == 0 {
t.Fatalf("symlink %q, %q did not create symlink", to, from)
}
fromstat, err = Stat(from)
if err != nil {
t.Fatalf("stat %q failed: %v", from, err)
}
if !fromstat.FollowedSymlink {
if fromstat.Mode()&ModeSymlink != 0 {
t.Fatalf("stat %q did not follow symlink", from)
}
s, err := Readlink(from)
@ -566,13 +566,13 @@ func TestStartProcess(t *testing.T) {
exec(t, cmddir, cmdbase, args, filepath.Clean(cmddir)+le)
}
func checkMode(t *testing.T, path string, mode uint32) {
func checkMode(t *testing.T, path string, mode FileMode) {
dir, err := Stat(path)
if err != nil {
t.Fatalf("Stat %q (looking for mode %#o): %s", path, mode, err)
}
if dir.Mode&0777 != mode {
t.Errorf("Stat %q: mode %#o want %#o", path, dir.Mode, mode)
if dir.Mode()&0777 != mode {
t.Errorf("Stat %q: mode %#o want %#o", path, dir.Mode(), mode)
}
}
@ -596,73 +596,13 @@ func TestChmod(t *testing.T) {
checkMode(t, f.Name(), 0123)
}
func checkUidGid(t *testing.T, path string, uid, gid int) {
dir, err := Stat(path)
if err != nil {
t.Fatalf("Stat %q (looking for uid/gid %d/%d): %s", path, uid, gid, err)
}
if dir.Uid != uid {
t.Errorf("Stat %q: uid %d want %d", path, dir.Uid, uid)
}
if dir.Gid != gid {
t.Errorf("Stat %q: gid %d want %d", path, dir.Gid, gid)
}
}
func TestChown(t *testing.T) {
// Chown is not supported under windows or Plan 9.
// Plan9 provides a native ChownPlan9 version instead.
if syscall.OS == "windows" || syscall.OS == "plan9" {
return
}
// Use TempDir() to make sure we're on a local file system,
// so that the group ids returned by Getgroups will be allowed
// on the file. On NFS, the Getgroups groups are
// basically useless.
f := newFile("TestChown", t)
defer Remove(f.Name())
defer f.Close()
dir, err := f.Stat()
if err != nil {
t.Fatalf("stat %s: %s", f.Name(), err)
}
// Can't change uid unless root, but can try
// changing the group id. First try our current group.
gid := Getgid()
t.Log("gid:", gid)
if err = Chown(f.Name(), -1, gid); err != nil {
t.Fatalf("chown %s -1 %d: %s", f.Name(), gid, err)
}
checkUidGid(t, f.Name(), dir.Uid, gid)
// Then try all the auxiliary groups.
groups, err := Getgroups()
if err != nil {
t.Fatalf("getgroups: %s", err)
}
t.Log("groups: ", groups)
for _, g := range groups {
if err = Chown(f.Name(), -1, g); err != nil {
t.Fatalf("chown %s -1 %d: %s", f.Name(), g, err)
}
checkUidGid(t, f.Name(), dir.Uid, g)
// change back to gid to test fd.Chown
if err = f.Chown(-1, gid); err != nil {
t.Fatalf("fchown %s -1 %d: %s", f.Name(), gid, err)
}
checkUidGid(t, f.Name(), dir.Uid, gid)
}
}
func checkSize(t *testing.T, f *File, size int64) {
dir, err := f.Stat()
if err != nil {
t.Fatalf("Stat %q (looking for size %d): %s", f.Name(), size, err)
}
if dir.Size != size {
t.Errorf("Stat %q: size %d want %d", f.Name(), dir.Size, size)
if dir.Size() != size {
t.Errorf("Stat %q: size %d want %d", f.Name(), dir.Size(), size)
}
}
@ -714,36 +654,38 @@ func TestChtimes(t *testing.T) {
f.Write([]byte("hello, world\n"))
f.Close()
preStat, err := Stat(f.Name())
st, err := Stat(f.Name())
if err != nil {
t.Fatalf("Stat %s: %s", f.Name(), err)
}
preStat := st.(*FileStat)
// Move access and modification time back a second
err = Chtimes(f.Name(), preStat.AccessTime.Add(-time.Second), preStat.ModTime.Add(-time.Second))
at := Atime(preStat)
mt := preStat.ModTime()
err = Chtimes(f.Name(), at.Add(-time.Second), mt.Add(-time.Second))
if err != nil {
t.Fatalf("Chtimes %s: %s", f.Name(), err)
}
postStat, err := Stat(f.Name())
st, err = Stat(f.Name())
if err != nil {
t.Fatalf("second Stat %s: %s", f.Name(), err)
}
postStat := st.(*FileStat)
/* Plan 9:
Mtime is the time of the last change of content. Similarly, atime is set whenever the
contents are accessed; also, it is set whenever mtime is set.
*/
if !postStat.AccessTime.Before(preStat.AccessTime) && syscall.OS != "plan9" {
t.Errorf("AccessTime didn't go backwards; was=%d, after=%d",
preStat.AccessTime,
postStat.AccessTime)
pat := Atime(postStat)
pmt := postStat.ModTime()
if !pat.Before(at) && syscall.OS != "plan9" {
t.Errorf("AccessTime didn't go backwards; was=%d, after=%d", at, pat)
}
if !postStat.ModTime.Before(preStat.ModTime) {
t.Errorf("ModTime didn't go backwards; was=%d, after=%d",
preStat.ModTime,
postStat.ModTime)
if !pmt.Before(mt) {
t.Errorf("ModTime didn't go backwards; was=%d, after=%d", mt, pmt)
}
}
@ -885,7 +827,7 @@ func TestOpenError(t *testing.T) {
}
perr, ok := err.(*PathError)
if !ok {
t.Errorf("Open(%q, %d) returns error of %T type; want *os.PathError", tt.path, tt.mode, err)
t.Errorf("Open(%q, %d) returns error of %T type; want *PathError", tt.path, tt.mode, err)
}
if perr.Err != tt.error {
if syscall.OS == "plan9" {

75
src/pkg/os/os_unix_test.go Normal file
View File

@ -0,0 +1,75 @@
// 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.
// +build darwin freebsd linux openbsd
package os_test
import (
. "os"
"syscall"
"testing"
)
func checkUidGid(t *testing.T, path string, uid, gid int) {
dir, err := Stat(path)
if err != nil {
t.Fatalf("Stat %q (looking for uid/gid %d/%d): %s", path, uid, gid, err)
}
sys := dir.(*FileStat).Sys.(*syscall.Stat_t)
if int(sys.Uid) != uid {
t.Errorf("Stat %q: uid %d want %d", path, sys.Uid, uid)
}
if int(sys.Gid) != gid {
t.Errorf("Stat %q: gid %d want %d", path, sys.Gid, gid)
}
}
func TestChown(t *testing.T) {
// Chown is not supported under windows or Plan 9.
// Plan9 provides a native ChownPlan9 version instead.
if syscall.OS == "windows" || syscall.OS == "plan9" {
return
}
// Use TempDir() to make sure we're on a local file system,
// so that the group ids returned by Getgroups will be allowed
// on the file. On NFS, the Getgroups groups are
// basically useless.
f := newFile("TestChown", t)
defer Remove(f.Name())
defer f.Close()
dir, err := f.Stat()
if err != nil {
t.Fatalf("stat %s: %s", f.Name(), err)
}
// Can't change uid unless root, but can try
// changing the group id. First try our current group.
gid := Getgid()
t.Log("gid:", gid)
if err = Chown(f.Name(), -1, gid); err != nil {
t.Fatalf("chown %s -1 %d: %s", f.Name(), gid, err)
}
sys := dir.(*FileStat).Sys.(*syscall.Stat_t)
checkUidGid(t, f.Name(), int(sys.Uid), gid)
// Then try all the auxiliary groups.
groups, err := Getgroups()
if err != nil {
t.Fatalf("getgroups: %s", err)
}
t.Log("groups: ", groups)
for _, g := range groups {
if err = Chown(f.Name(), -1, g); err != nil {
t.Fatalf("chown %s -1 %d: %s", f.Name(), g, err)
}
checkUidGid(t, f.Name(), int(sys.Uid), g)
// change back to gid to test fd.Chown
if err = f.Chown(-1, gid); err != nil {
t.Fatalf("fchown %s -1 %d: %s", f.Name(), gid, err)
}
checkUidGid(t, f.Name(), int(sys.Uid), gid)
}
}

6
src/pkg/os/path.go
View File

@ -17,7 +17,7 @@ func MkdirAll(path string, perm uint32) error {
// If path exists, stop with success or error.
dir, err := Stat(path)
if err == nil {
if dir.IsDirectory() {
if dir.IsDir() {
return nil
}
return &PathError{"mkdir", path, ENOTDIR}
@ -48,7 +48,7 @@ func MkdirAll(path string, perm uint32) error {
// Handle arguments like "foo/." by
// double-checking that directory doesn't exist.
dir, err1 := Lstat(path)
if err1 == nil && dir.IsDirectory() {
if err1 == nil && dir.IsDir() {
return nil
}
return err
@ -75,7 +75,7 @@ func RemoveAll(path string) error {
}
return serr
}
if !dir.IsDirectory() {
if !dir.IsDir() {
// Not a directory; return the error from Remove.
return err
}

57
src/pkg/os/stat_darwin.go
View File

@ -9,31 +9,48 @@ import (
"time"
)
func isSymlink(stat *syscall.Stat_t) bool {
return stat.Mode&syscall.S_IFMT == syscall.S_IFLNK
func sameFile(fs1, fs2 *FileStat) bool {
sys1 := fs1.Sys.(*syscall.Stat_t)
sys2 := fs2.Sys.(*syscall.Stat_t)
return sys1.Dev == sys2.Dev && sys1.Ino == sys2.Ino
}
func fileInfoFromStat(name string, fi *FileInfo, lstat, stat *syscall.Stat_t) *FileInfo {
fi.Dev = uint64(stat.Dev)
fi.Ino = stat.Ino
fi.Nlink = uint64(stat.Nlink)
fi.Mode = uint32(stat.Mode)
fi.Uid = int(stat.Uid)
fi.Gid = int(stat.Gid)
fi.Rdev = uint64(stat.Rdev)
fi.Size = stat.Size
fi.Blksize = int64(stat.Blksize)
fi.Blocks = stat.Blocks
fi.AccessTime = timespecToTime(stat.Atimespec)
fi.ModTime = timespecToTime(stat.Mtimespec)
fi.ChangeTime = timespecToTime(stat.Ctimespec)
fi.Name = basename(name)
if isSymlink(lstat) && !isSymlink(stat) {
fi.FollowedSymlink = true
func fileInfoFromStat(st *syscall.Stat_t, name string) FileInfo {
fs := &FileStat{
name: basename(name),
size: int64(st.Size),
modTime: timespecToTime(st.Mtimespec),
Sys: st,
}
return fi
fs.mode = FileMode(st.Mode & 0777)
switch st.Mode & syscall.S_IFMT {
case syscall.S_IFBLK, syscall.S_IFCHR, syscall.S_IFWHT:
fs.mode |= ModeDevice
case syscall.S_IFDIR:
fs.mode |= ModeDir
case syscall.S_IFIFO:
fs.mode |= ModeNamedPipe
case syscall.S_IFLNK:
fs.mode |= ModeSymlink
case syscall.S_IFREG:
// nothing to do
case syscall.S_IFSOCK:
fs.mode |= ModeSocket
}
if st.Mode&syscall.S_ISGID != 0 {
fs.mode |= ModeSetgid
}
if st.Mode&syscall.S_ISUID != 0 {
fs.mode |= ModeSetuid
}
return fs
}
func timespecToTime(ts syscall.Timespec) time.Time {
return time.Unix(int64(ts.Sec), int64(ts.Nsec))
}
// For testing.
func atime(fi FileInfo) time.Time {
return timespecToTime(fi.(*FileStat).Sys.(*syscall.Stat_t).Atimespec)
}

57
src/pkg/os/stat_freebsd.go
View File

@ -9,31 +9,48 @@ import (
"time"
)
func isSymlink(stat *syscall.Stat_t) bool {
return stat.Mode&syscall.S_IFMT == syscall.S_IFLNK
func sameFile(fs1, fs2 *FileStat) bool {
sys1 := fs1.Sys.(*syscall.Stat_t)
sys2 := fs2.Sys.(*syscall.Stat_t)
return sys1.Dev == sys2.Dev && sys1.Ino == sys2.Ino
}
func fileInfoFromStat(name string, fi *FileInfo, lstat, stat *syscall.Stat_t) *FileInfo {
fi.Dev = uint64(stat.Dev)
fi.Ino = uint64(stat.Ino)
fi.Nlink = uint64(stat.Nlink)
fi.Mode = uint32(stat.Mode)
fi.Uid = int(stat.Uid)
fi.Gid = int(stat.Gid)
fi.Rdev = uint64(stat.Rdev)
fi.Size = int64(stat.Size)
fi.Blksize = int64(stat.Blksize)
fi.Blocks = stat.Blocks
fi.AccessTime = timespecToTime(stat.Atimespec)
fi.ModTime = timespecToTime(stat.Mtimespec)
fi.ChangeTime = timespecToTime(stat.Ctimespec)
fi.Name = basename(name)
if isSymlink(lstat) && !isSymlink(stat) {
fi.FollowedSymlink = true
func fileInfoFromStat(st *syscall.Stat_t, name string) FileInfo {
fs := &FileStat{
name: basename(name),
size: int64(st.Size),
modTime: timespecToTime(st.Mtimespec),
Sys: st,
}
return fi
fs.mode = FileMode(st.Mode & 0777)
switch st.Mode & syscall.S_IFMT {
case syscall.S_IFBLK, syscall.S_IFCHR:
fs.mode |= ModeDevice
case syscall.S_IFDIR:
fs.mode |= ModeDir
case syscall.S_IFIFO:
fs.mode |= ModeNamedPipe
case syscall.S_IFLNK:
fs.mode |= ModeSymlink
case syscall.S_IFREG:
// nothing to do
case syscall.S_IFSOCK:
fs.mode |= ModeSocket
}
if st.Mode&syscall.S_ISGID != 0 {
fs.mode |= ModeSetgid
}
if st.Mode&syscall.S_ISUID != 0 {
fs.mode |= ModeSetuid
}
return fs
}
func timespecToTime(ts syscall.Timespec) time.Time {
return time.Unix(int64(ts.Sec), int64(ts.Nsec))
}
// For testing.
func atime(fi FileInfo) time.Time {
return timespecToTime(fi.(*FileStat).Sys.(*syscall.Stat_t).Atimespec)
}

57
src/pkg/os/stat_linux.go
View File

@ -9,31 +9,48 @@ import (
"time"
)
func isSymlink(stat *syscall.Stat_t) bool {
return stat.Mode&syscall.S_IFMT == syscall.S_IFLNK
func sameFile(fs1, fs2 *FileStat) bool {
sys1 := fs1.Sys.(*syscall.Stat_t)
sys2 := fs2.Sys.(*syscall.Stat_t)
return sys1.Dev == sys2.Dev && sys1.Ino == sys2.Ino
}
func fileInfoFromStat(name string, fi *FileInfo, lstat, stat *syscall.Stat_t) *FileInfo {
fi.Dev = stat.Dev
fi.Ino = stat.Ino
fi.Nlink = uint64(stat.Nlink)
fi.Mode = stat.Mode
fi.Uid = int(stat.Uid)
fi.Gid = int(stat.Gid)
fi.Rdev = stat.Rdev
fi.Size = stat.Size
fi.Blksize = int64(stat.Blksize)
fi.Blocks = stat.Blocks
fi.AccessTime = timespecToTime(stat.Atim)
fi.ModTime = timespecToTime(stat.Mtim)
fi.ChangeTime = timespecToTime(stat.Ctim)
fi.Name = basename(name)
if isSymlink(lstat) && !isSymlink(stat) {
fi.FollowedSymlink = true
func fileInfoFromStat(st *syscall.Stat_t, name string) FileInfo {
fs := &FileStat{
name: basename(name),
size: int64(st.Size),
modTime: timespecToTime(st.Mtim),
Sys: st,
}
return fi
fs.mode = FileMode(st.Mode & 0777)
switch st.Mode & syscall.S_IFMT {
case syscall.S_IFBLK, syscall.S_IFCHR:
fs.mode |= ModeDevice
case syscall.S_IFDIR:
fs.mode |= ModeDir
case syscall.S_IFIFO:
fs.mode |= ModeNamedPipe
case syscall.S_IFLNK:
fs.mode |= ModeSymlink
case syscall.S_IFREG:
// nothing to do
case syscall.S_IFSOCK:
fs.mode |= ModeSocket
}
if st.Mode&syscall.S_ISGID != 0 {
fs.mode |= ModeSetgid
}
if st.Mode&syscall.S_ISUID != 0 {
fs.mode |= ModeSetuid
}
return fs
}
func timespecToTime(ts syscall.Timespec) time.Time {
return time.Unix(int64(ts.Sec), int64(ts.Nsec))
}
// For testing.
func atime(fi FileInfo) time.Time {
return timespecToTime(fi.(*FileStat).Sys.(*syscall.Stat_t).Atim)
}

57
src/pkg/os/stat_openbsd.go
View File

@ -9,31 +9,48 @@ import (
"time"
)
func isSymlink(stat *syscall.Stat_t) bool {
return stat.Mode&syscall.S_IFMT == syscall.S_IFLNK
func sameFile(fs1, fs2 *FileStat) bool {
sys1 := fs1.Sys.(*syscall.Stat_t)
sys2 := fs2.Sys.(*syscall.Stat_t)
return sys1.Dev == sys2.Dev && sys1.Ino == sys2.Ino
}
func fileInfoFromStat(name string, fi *FileInfo, lstat, stat *syscall.Stat_t) *FileInfo {
fi.Dev = uint64(stat.Dev)
fi.Ino = uint64(stat.Ino)
fi.Nlink = uint64(stat.Nlink)
fi.Mode = uint32(stat.Mode)
fi.Uid = int(stat.Uid)
fi.Gid = int(stat.Gid)
fi.Rdev = uint64(stat.Rdev)
fi.Size = int64(stat.Size)
fi.Blksize = int64(stat.Blksize)
fi.Blocks = stat.Blocks
fi.AccessTime = timespecToTime(stat.Atim)
fi.ModTime = timespecToTime(stat.Mtim)
fi.ChangeTime = timespecToTime(stat.Ctim)
fi.Name = basename(name)
if isSymlink(lstat) && !isSymlink(stat) {
fi.FollowedSymlink = true
func fileInfoFromStat(st *syscall.Stat_t, name string) FileInfo {
fs := &FileStat{
name: basename(name),
size: int64(st.Size),
modTime: timespecToTime(st.Mtim),
Sys: st,
}
return fi
fs.mode = FileMode(st.Mode & 0777)
switch st.Mode & syscall.S_IFMT {
case syscall.S_IFBLK, syscall.S_IFCHR:
fs.mode |= ModeDevice
case syscall.S_IFDIR:
fs.mode |= ModeDir
case syscall.S_IFIFO:
fs.mode |= ModeNamedPipe
case syscall.S_IFLNK:
fs.mode |= ModeSymlink
case syscall.S_IFREG:
// nothing to do
case syscall.S_IFSOCK:
fs.mode |= ModeSocket
}
if st.Mode&syscall.S_ISGID != 0 {
fs.mode |= ModeSetgid
}
if st.Mode&syscall.S_ISUID != 0 {
fs.mode |= ModeSetuid
}
return fs
}
func timespecToTime(ts syscall.Timespec) time.Time {
return time.Unix(int64(ts.Sec), int64(ts.Nsec))
}
// For testing.
func atime(fi FileInfo) time.Time {
return timespecToTime(fi.(*FileStat).Sys.(*syscall.Stat_t).Atim)
}

38
src/pkg/os/stat_windows.go
View File

@ -12,7 +12,7 @@ import (
// Stat returns the FileInfo structure describing file.
// It returns the FileInfo and an error, if any.
func (file *File) Stat() (fi *FileInfo, err error) {
func (file *File) Stat() (fi FileInfo, err error) {
if file == nil || file.fd < 0 {
return nil, EINVAL
}
@ -25,7 +25,7 @@ func (file *File) Stat() (fi *FileInfo, err error) {
if e != nil {
return nil, &PathError{"GetFileInformationByHandle", file.name, e}
}
return setFileInfo(new(FileInfo), basename(file.name), d.FileAttributes, d.FileSizeHigh, d.FileSizeLow, d.CreationTime, d.LastAccessTime, d.LastWriteTime), nil
return toFileInfo(basename(file.name), d.FileAttributes, d.FileSizeHigh, d.FileSizeLow, d.CreationTime, d.LastAccessTime, d.LastWriteTime), nil
}
// Stat returns a FileInfo structure describing the named file and an error, if any.
@ -33,7 +33,7 @@ func (file *File) Stat() (fi *FileInfo, err error) {
// the file pointed at by the link and has fi.FollowedSymlink set to true.
// If name names an invalid symbolic link, the returned FileInfo describes
// the link itself and has fi.FollowedSymlink set to false.
func Stat(name string) (fi *FileInfo, err error) {
func Stat(name string) (fi FileInfo, err error) {
if len(name) == 0 {
return nil, &PathError{"Stat", name, syscall.Errno(syscall.ERROR_PATH_NOT_FOUND)}
}
@ -42,13 +42,13 @@ func Stat(name string) (fi *FileInfo, err error) {
if e != nil {
return nil, &PathError{"GetFileAttributesEx", name, e}
}
return setFileInfo(new(FileInfo), basename(name), d.FileAttributes, d.FileSizeHigh, d.FileSizeLow, d.CreationTime, d.LastAccessTime, d.LastWriteTime), nil
return toFileInfo(basename(name), d.FileAttributes, d.FileSizeHigh, d.FileSizeLow, d.CreationTime, d.LastAccessTime, d.LastWriteTime), nil
}
// Lstat returns the FileInfo structure describing the named file and an
// error, if any. If the file is a symbolic link, the returned FileInfo
// describes the symbolic link. Lstat makes no attempt to follow the link.
func Lstat(name string) (fi *FileInfo, err error) {
func Lstat(name string) (fi FileInfo, err error) {
// No links on Windows
return Stat(name)
}
@ -77,23 +77,23 @@ func basename(name string) string {
return name
}
func setFileInfo(fi *FileInfo, name string, fa, sizehi, sizelo uint32, ctime, atime, wtime syscall.Filetime) *FileInfo {
fi.Mode = 0
func toFileInfo(name string, fa, sizehi, sizelo uint32, ctime, atime, wtime syscall.Filetime) FileInfo {
fs := new(FileStat)
fs.mode = 0
if fa&syscall.FILE_ATTRIBUTE_DIRECTORY != 0 {
fi.Mode = fi.Mode | syscall.S_IFDIR
} else {
fi.Mode = fi.Mode | syscall.S_IFREG
fs.mode |= ModeDir
}
if fa&syscall.FILE_ATTRIBUTE_READONLY != 0 {
fi.Mode = fi.Mode | 0444
fs.mode |= 0444
} else {
fi.Mode = fi.Mode | 0666
fs.mode |= 0666
}
fi.Size = int64(sizehi)<<32 + int64(sizelo)
fi.Name = name
fi.FollowedSymlink = false
fi.AccessTime = time.Unix(0, atime.Nanoseconds())
fi.ModTime = time.Unix(0, wtime.Nanoseconds())
fi.ChangeTime = time.Unix(0, ctime.Nanoseconds())
return fi
fs.size = int64(sizehi)<<32 + int64(sizelo)
fs.name = name
fs.modTime = time.Unix(0, wtime.Nanoseconds())
return fs
}
func sameFile(fs1, fs2 *FileStat) bool {
return false
}

124
src/pkg/os/types.go
View File

@ -9,51 +9,103 @@ import (
"time"
)
// An operating-system independent representation of Unix data structures.
// OS-specific routines in this directory convert the OS-local versions to these.
// Getpagesize returns the underlying system's memory page size.
func Getpagesize() int { return syscall.Getpagesize() }
// A FileInfo describes a file and is returned by Stat, Fstat, and Lstat
type FileInfo struct {
Dev uint64 // device number of file system holding file.
Ino uint64 // inode number.
Nlink uint64 // number of hard links.
Mode uint32 // permission and mode bits.
Uid int // user id of owner.
Gid int // group id of owner.
Rdev uint64 // device type for special file.
Size int64 // length in bytes.
Blksize int64 // size of blocks, in bytes.
Blocks int64 // number of blocks allocated for file.
AccessTime time.Time // access time
ModTime time.Time // modification time
ChangeTime time.Time // status change time
Name string // base name of the file name provided in Open, Stat, etc.
FollowedSymlink bool // followed a symlink to get this information
// A FileInfo describes a file and is returned by Stat and Lstat
type FileInfo interface {
Name() string // base name of the file
Size() int64 // length in bytes
Mode() FileMode // file mode bits
ModTime() time.Time // modification time
IsDir() bool // abbreviation for Mode().IsDir()
}
// IsFifo reports whether the FileInfo describes a FIFO file.
func (f *FileInfo) IsFifo() bool { return (f.Mode & syscall.S_IFMT) == syscall.S_IFIFO }
// A FileMode represents a file's mode and permission bits.
// The bits have the same definition on all systems, so that
// information about files can be moved from one system
// to another portably. Not all bits apply to all systems.
// The only required bit is ModeDir for directories.
type FileMode uint32
// IsChar reports whether the FileInfo describes a character special file.
func (f *FileInfo) IsChar() bool { return (f.Mode & syscall.S_IFMT) == syscall.S_IFCHR }
// The defined file mode bits are the most significant bits of the FileMode.
// The nine least-significant bits are the standard Unix rwxrwxrwx permissions.
const (
// The single letters are the abbreviations
// used by the String method's formatting.
ModeDir FileMode = 1 << (32 - 1 - iota) // d: is a directory
ModeAppend // a: append-only
ModeExclusive // l: exclusive use
ModeTemporary // t: temporary file (not backed up)
ModeSymlink // L: symbolic link
ModeDevice // D: device file
ModeNamedPipe // p: named pipe (FIFO)
ModeSocket // S: Unix domain socket
ModeSetuid // u: setuid
ModeSetgid // g: setgid
// IsDirectory reports whether the FileInfo describes a directory.
func (f *FileInfo) IsDirectory() bool { return (f.Mode & syscall.S_IFMT) == syscall.S_IFDIR }
ModePerm FileMode = 0777 // permission bits
)
// IsBlock reports whether the FileInfo describes a block special file.
func (f *FileInfo) IsBlock() bool { return (f.Mode & syscall.S_IFMT) == syscall.S_IFBLK }
func (m FileMode) String() string {
const str = "daltLDpSug"
var buf [20]byte
w := 0
for i, c := range str {
if m&(1<<uint(32-1-i)) != 0 {
buf[w] = byte(c)
w++
}
}
if w == 0 {
buf[w] = '-'
w++
}
const rwx = "rwxrwxrwx"
for i, c := range rwx {
if m&(1<<uint(9-1-i)) != 0 {
buf[w] = byte(c)
} else {
buf[w] = '-'
}
w++
}
return string(buf[:w])
}
// IsRegular reports whether the FileInfo describes a regular file.
func (f *FileInfo) IsRegular() bool { return (f.Mode & syscall.S_IFMT) == syscall.S_IFREG }
// IsDir reports whether m describes a directory.
// That is, it tests for the ModeDir bit being set in m.
func (m FileMode) IsDir() bool {
return m&ModeDir != 0
}
// IsSymlink reports whether the FileInfo describes a symbolic link.
func (f *FileInfo) IsSymlink() bool { return (f.Mode & syscall.S_IFMT) == syscall.S_IFLNK }
// Perm returns the Unix permission bits in m.
func (m FileMode) Perm() FileMode {
return m & ModePerm
}
// IsSocket reports whether the FileInfo describes a socket.
func (f *FileInfo) IsSocket() bool { return (f.Mode & syscall.S_IFMT) == syscall.S_IFSOCK }
// A FileStat is the implementation of FileInfo returned by Stat and Lstat.
// Clients that need access to the underlying system-specific stat information
// can test for *os.FileStat and then consult the Sys field.
type FileStat struct {
name string
size int64
mode FileMode
modTime time.Time
// Permission returns the file permission bits.
func (f *FileInfo) Permission() uint32 { return f.Mode & 0777 }
Sys interface{}
}
func (fs *FileStat) Name() string { return fs.name }
func (fs *FileStat) Size() int64 { return fs.size }
func (fs *FileStat) Mode() FileMode { return fs.mode }
func (fs *FileStat) ModTime() time.Time { return fs.modTime }
func (fs *FileStat) IsDir() bool { return fs.mode.IsDir() }
// SameFile reports whether fs and other describe the same file.
// For example, on Unix this means that the device and inode fields
// of the two underlying structures are identical; on other systems
// the decision may be based on the path names.
func (fs *FileStat) SameFile(other *FileStat) bool {
return sameFile(fs, other)
}

4
src/pkg/os/user/user_test.go
View File

@ -41,8 +41,8 @@ func TestLookup(t *testing.T) {
t.Errorf("expected Uid of %d; got %d", e, g)
}
fi, err := os.Stat(u.HomeDir)
if err != nil || !fi.IsDirectory() {
t.Errorf("expected a valid HomeDir; stat(%q): err=%v, IsDirectory=%v", u.HomeDir, err, fi.IsDirectory())
if err != nil || !fi.IsDir() {
t.Errorf("expected a valid HomeDir; stat(%q): err=%v, IsDir=%v", u.HomeDir, err, fi.IsDir())
}
if u.Username == "" {
t.Fatalf("didn't get a username")

2
src/pkg/path/filepath/match.go
View File

@ -260,7 +260,7 @@ func glob(dir, pattern string, matches []string) (m []string, e error) {
if err != nil {
return
}
if !fi.IsDirectory() {
if !fi.IsDir() {
return
}
d, err := os.Open(dir)

32
src/pkg/path/filepath/path.go
View File

@ -223,7 +223,7 @@ func EvalSymlinks(path string) (string, error) {
if err != nil {
return "", err
}
if !fi.IsSymlink() {
if fi.Mode()&os.ModeSymlink == 0 {
b.WriteString(p)
if path != "" {
b.WriteRune(Separator)
@ -345,19 +345,19 @@ var SkipDir = errors.New("skip this directory")
// sole exception is that if path is a directory and the function returns the
// special value SkipDir, the contents of the directory are skipped
// and processing continues as usual on the next file.
type WalkFunc func(path string, info *os.FileInfo, err error) error
type WalkFunc func(path string, info os.FileInfo, err error) error
// walk recursively descends path, calling w.
func walk(path string, info *os.FileInfo, walkFn WalkFunc) error {
func walk(path string, info os.FileInfo, walkFn WalkFunc) error {
err := walkFn(path, info, nil)
if err != nil {
if info.IsDirectory() && err == SkipDir {
if info.IsDir() && err == SkipDir {
return nil
}
return err
}
if !info.IsDirectory() {
if !info.IsDir() {
return nil
}
@ -367,7 +367,7 @@ func walk(path string, info *os.FileInfo, walkFn WalkFunc) error {
}
for _, fileInfo := range list {
if err = walk(Join(path, fileInfo.Name), fileInfo, walkFn); err != nil {
if err = walk(Join(path, fileInfo.Name()), fileInfo, walkFn); err != nil {
return err
}
}
@ -390,7 +390,7 @@ func Walk(root string, walkFn WalkFunc) error {
// readDir reads the directory named by dirname and returns
// a sorted list of directory entries.
// Copied from io/ioutil to avoid the circular import.
func readDir(dirname string) ([]*os.FileInfo, error) {
func readDir(dirname string) ([]os.FileInfo, error) {
f, err := os.Open(dirname)
if err != nil {
return nil, err
@ -400,20 +400,16 @@ func readDir(dirname string) ([]*os.FileInfo, error) {
if err != nil {
return nil, err
}
fi := make(fileInfoList, len(list))
for i := range list {
fi[i] = &list[i]
}
sort.Sort(fi)
return fi, nil
sort.Sort(byName(list))
return list, nil
}
// A dirList implements sort.Interface.
type fileInfoList []*os.FileInfo
// byName implements sort.Interface.
type byName []os.FileInfo
func (f fileInfoList) Len() int { return len(f) }
func (f fileInfoList) Less(i, j int) bool { return f[i].Name < f[j].Name }
func (f fileInfoList) Swap(i, j int) { f[i], f[j] = f[j], f[i] }
func (f byName) Len() int { return len(f) }
func (f byName) Less(i, j int) bool { return f[i].Name() < f[j].Name() }
func (f byName) Swap(i, j int) { f[i], f[j] = f[j], f[i] }
// Base returns the last element of path.
// Trailing path separators are removed before extracting the last element.

9
src/pkg/path/filepath/path_test.go
View File

@ -318,7 +318,7 @@ func checkMarks(t *testing.T, report bool) {
// Assumes that each node name is unique. Good enough for a test.
// If clear is true, any incoming error is cleared before return. The errors
// are always accumulated, though.
func mark(path string, info *os.FileInfo, err error, errors *[]error, clear bool) error {
func mark(path string, info os.FileInfo, err error, errors *[]error, clear bool) error {
if err != nil {
*errors = append(*errors, err)
if clear {
@ -326,8 +326,9 @@ func mark(path string, info *os.FileInfo, err error, errors *[]error, clear bool
}
return err
}
name := info.Name()
walkTree(tree, tree.name, func(path string, n *Node) {
if n.name == info.Name {
if n.name == name {
n.mark++
}
})
@ -338,7 +339,7 @@ func TestWalk(t *testing.T) {
makeTree(t)
errors := make([]error, 0, 10)
clear := true
markFn := func(path string, info *os.FileInfo, err error) error {
markFn := func(path string, info os.FileInfo, err error) error {
return mark(path, info, err, &errors, clear)
}
// Expect no errors.
@ -600,7 +601,7 @@ func TestAbs(t *testing.T) {
t.Errorf("Abs(%q) error: %v", path, err)
}
absinfo, err := os.Stat(abspath)
if err != nil || absinfo.Ino != info.Ino {
if err != nil || !absinfo.(*os.FileStat).SameFile(info.(*os.FileStat)) {
t.Errorf("Abs(%q)=%q, not the same file", path, abspath)
}
if !filepath.IsAbs(abspath) {

8
src/pkg/time/zoneinfo_plan9.go
View File

@ -6,10 +6,10 @@
package time
import (
"strconv"
"strings"
)
//import (
// "strconv"
// "strings"
//)
func parseZones(s string) (zt []zonetime) {
f := strings.Fields(s)