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more "declared and not used".

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the last round omitted := range and only
checked 1 out of N vars in a multi-var :=

R=r
OCL=34624
CL=34638
This commit is contained in:
Russ Cox 2009-09-15 09:41:59 -07:00
parent 1a3198907b
commit ca6a0fee1b
95 changed files with 221 additions and 218 deletions
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6
src/pkg/exec/exec.go
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@ -158,9 +158,9 @@ func (p *Cmd) Close() os.Error {
// Loop on interrupt, but
// ignore other errors -- maybe
// caller has already waited for pid.
w, err := p.Wait(0);
_, err := p.Wait(0);
for err == os.EINTR {
w, err = p.Wait(0);
_, err = p.Wait(0);
}
}
@ -209,7 +209,7 @@ func LookPath(file string) (string, os.Error) {
return "", os.ENOENT;
}
pathenv := os.Getenv("PATH");
for i, dir := range strings.Split(pathenv, ":", 0) {
for _, dir := range strings.Split(pathenv, ":", 0) {
if dir == "" {
// Unix shell semantics: path element "" means "."
dir = ".";