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os/exec: document that Cmd.Wait waits for stdin I/O

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Fixes #10338.

Change-Id: Ib86cb9a6c694b1e442a9957153c7ca38a7d11c3e
Reviewed-on: https://go-review.googlesource.com/12232
Reviewed-by: Andrew Gerrand <adg@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
This commit is contained in:
Russ Cox 2015-07-14 23:48:34 -04:00
parent 3d3a0169bf
commit d000e8742a
1 changed files with 4 additions and 0 deletions
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4
src/os/exec/exec.go
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@ -363,6 +363,10 @@ func (e *ExitError) Error() string {
// error is of type *ExitError. Other error types may be
// returned for I/O problems.
//
// If c.Stdin is not an *os.File, Wait also waits for the I/O loop
// copying from c.Stdin into the process's standard input
// to complete.
//
// Wait releases any resources associated with the Cmd.
func (c *Cmd) Wait() error {
if c.Process == nil {