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-rw-r--r--libgo/go/os/exec.go3
1 files changed, 3 insertions, 0 deletions
diff --git a/libgo/go/os/exec.go b/libgo/go/os/exec.go
index edb773a..bc75d4d 100644
--- a/libgo/go/os/exec.go
+++ b/libgo/go/os/exec.go
@@ -54,6 +54,9 @@ type ProcAttr struct {
// standard error. An implementation may support additional entries,
// depending on the underlying operating system. A nil entry corresponds
// to that file being closed when the process starts.
+ // On Unix systems, StartProcess will change these File values
+ // to blocking mode, which means that SetDeadline will stop working
+ // and calling Close will not interrupt a Read or Write.
Files []*File
// Operating system-specific process creation attributes.