syscall: move bsd pipe syscall

Not all BSDs have the same pipe() syscall implementation - move the Darwin/FreeBSD specific implementation into their respective OS syscall files. This will be needed to add OpenBSD syscall support.

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/4823057

diff --git a/src/pkg/syscall/syscall_bsd.go b/src/pkg/syscall/syscall_bsd.go
index 2df75917b4b11aa939c4c55fe856246f96d17bfe..7fd85a3203d670d88b58472dc17e30cac966f3e9 100644 (file)
--- a/src/pkg/syscall/syscall_bsd.go
+++ b/src/pkg/syscall/syscall_bsd.go
@@ -135,16 +135,6 @@ func Wait4(pid int, wstatus *WaitStatus, options int, rusage *Rusage) (wpid int,
        return
 }
 
-//sysnb        pipe() (r int, w int, errno int)
-
-func Pipe(p []int) (errno int) {
-       if len(p) != 2 {
-               return EINVAL
-       }
-       p[0], p[1], errno = pipe()
-       return
-}
-
 func Sleep(ns int64) (errno int) {
        tv := NsecToTimeval(ns)
        return Select(0, nil, nil, nil, &tv)

diff --git a/src/pkg/syscall/syscall_darwin.go b/src/pkg/syscall/syscall_darwin.go
index d43d486d5aeac75c1d16712450dcf165d796d84f..11dc8aae2222008292a22fc2f370a01fe04d5fa6 100644 (file)
--- a/src/pkg/syscall/syscall_darwin.go
+++ b/src/pkg/syscall/syscall_darwin.go
@@ -60,6 +60,16 @@ func ParseDirent(buf []byte, max int, names []string) (consumed int, count int,
 func PtraceAttach(pid int) (errno int) { return ptrace(PT_ATTACH, pid, 0, 0) }
 func PtraceDetach(pid int) (errno int) { return ptrace(PT_DETACH, pid, 0, 0) }
 
+//sysnb pipe() (r int, w int, errno int)
+
+func Pipe(p []int) (errno int) {
+       if len(p) != 2 {
+               return EINVAL
+       }
+       p[0], p[1], errno = pipe()
+       return
+}
+
 // TODO
 func Sendfile(outfd int, infd int, offset *int64, count int) (written int, errno int) {
        return -1, ENOSYS

diff --git a/src/pkg/syscall/syscall_freebsd.go b/src/pkg/syscall/syscall_freebsd.go
index ac2f505d10af7f956d54d4377572b60dc401fdee..c2bddd99d540629060c61db863ccc35a2b74f2ac 100644 (file)
--- a/src/pkg/syscall/syscall_freebsd.go
+++ b/src/pkg/syscall/syscall_freebsd.go
@@ -56,6 +56,16 @@ func ParseDirent(buf []byte, max int, names []string) (consumed int, count int,
        return origlen - len(buf), count, names
 }
 
+//sysnb pipe() (r int, w int, errno int)
+
+func Pipe(p []int) (errno int) {
+       if len(p) != 2 {
+               return EINVAL
+       }
+       p[0], p[1], errno = pipe()
+       return
+}
+
 // TODO
 func Sendfile(outfd int, infd int, offset *int64, count int) (written int, errno int) {
        return -1, ENOSYS