diff options
Diffstat (limited to 'sandbox-go/src/parent.go')
| -rw-r--r-- | sandbox-go/src/parent.go | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/sandbox-go/src/parent.go b/sandbox-go/src/parent.go index 35a2df2..5fbbf28 100644 --- a/sandbox-go/src/parent.go +++ b/sandbox-go/src/parent.go @@ -3,7 +3,6 @@ package main import ( "bytes" "encoding/binary" - "unsafe" "fmt" "os" "os/signal" @@ -82,12 +81,11 @@ func doParent(mpid int, stdin_fd, stdout_fd, stderr_fd [2]int) resultPack { var buf [65536]byte // TODO: how to get PIPE_BUF? for ev := 0; ev < en; ev++ { for { - r1, _, e1 := syscall.Syscall(syscall.SYS_READ, uintptr(events[ev].Fd), uintptr(unsafe.Pointer(&buf[0])), uintptr(len(buf))) - if e1 != 0 { + n, err := syscall.Read(int(events[ev].Fd), buf[:]) + if err != nil { break } - n := int(r1) - if r1 > 0 { + if n > 0 { nbuf := make([]byte, n) copy(nbuf, buf[:n]) out_chan <- childOutput{int(events[ev].Pad), n, nbuf} |