diff options
Diffstat (limited to 'src/pkg/exec/exec.go')
| -rw-r--r-- | src/pkg/exec/exec.go | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/pkg/exec/exec.go b/src/pkg/exec/exec.go index ebb40a2fe8..7ddb98b508 100644 --- a/src/pkg/exec/exec.go +++ b/src/pkg/exec/exec.go @@ -140,8 +140,8 @@ Error: // other options cause Wait to return for other // process events; see package os for details. func (p *Cmd) Wait(options int) (*os.Waitmsg, os.Error) { - if p.Pid < 0 { - return nil, os.EINVAL; + if p.Pid <= 0 { + return nil, os.ErrorString("exec: invalid use of Cmd.Wait"); } w, err := os.Wait(p.Pid, options); if w != nil && (w.Exited() || w.Signaled()) { @@ -154,7 +154,7 @@ func (p *Cmd) Wait(options int) (*os.Waitmsg, os.Error) { // if it hasn't already, and then closes the non-nil file descriptors // p.Stdin, p.Stdout, and p.Stderr. func (p *Cmd) Close() os.Error { - if p.Pid >= 0 { + if p.Pid > 0 { // Loop on interrupt, but // ignore other errors -- maybe // caller has already waited for pid. |