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os: avoid a string concat in readdir

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R=golang-dev, crawshaw
CC=golang-dev
https://golang.org/cl/37690045
This commit is contained in:
Brad Fitzpatrick 2013-12-17 12:25:32 -08:00
parent 6a1a2170bc
commit ff8e45828c
1 changed files with 1 additions and 2 deletions
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3
src/pkg/os/file_unix.go
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@ -160,11 +160,10 @@ func (f *File) readdir(n int) (fi []FileInfo, err error) {
if dirname == "" {
dirname = "."
}
dirname += "/"
names, err := f.Readdirnames(n)
fi = make([]FileInfo, 0, len(names))
for _, filename := range names {
fip, lerr := lstat(dirname + filename)
fip, lerr := lstat(dirname + "/" + filename)
if IsNotExist(lerr) {
// File disappeared between readdir + stat.
// Just treat it as if it didn't exist.