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os/exec: make LookPath always search the current directory under Windows.

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cmd.exe implicitly looks in "." before consulting PATH.
LookPath should match this behavior.

R=alex.brainman, rsc
CC=golang-dev
https://golang.org/cl/5434093
This commit is contained in:
Benny Siegert 2011-12-02 14:29:24 +11:00 committed by Alex Brainman
parent 517503dab8
commit 2a876beb18
1 changed files with 4 additions and 5 deletions
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3
src/pkg/os/exec/lp_windows.go
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@ -63,11 +63,10 @@ func LookPath(file string) (f string, err error) {
} }
return ``, &Error{file, err} return ``, &Error{file, err}
} }
if pathenv := os.Getenv(`PATH`); pathenv == `` {
if f, err = findExecutable(`.\`+file, exts); err == nil { if f, err = findExecutable(`.\`+file, exts); err == nil {
return return
} }
} else { if pathenv := os.Getenv(`PATH`); pathenv != `` {
for _, dir := range strings.Split(pathenv, `;`) { for _, dir := range strings.Split(pathenv, `;`) {
if f, err = findExecutable(dir+`\`+file, exts); err == nil { if f, err = findExecutable(dir+`\`+file, exts); err == nil {
return return