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unix: implement Gethostname, Pipe, and Wait4 for Solaris

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Fixes golang/go#17107

Change-Id: Ibc18c6595ab6482a2feacaf51b93516fbc7cb2d6
Reviewed-on: https://go-review.googlesource.com/29166
Run-TryBot: Shawn Walker-Salas <shawn.walker@oracle.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
This commit is contained in:
Shawn Walker-Salas
2016-09-16 18:19:09 +00:00
committed by Ian Lance Taylor
parent 30de6d19a3
commit 8f0908ab3b
4 changed files with 73 additions and 18 deletions
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unix/syscall_solaris.go
+29 -17
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@@ -72,18 +72,20 @@ func ParseDirent(buf []byte, max int, names []string) (consumed int, count int,
return origlen - len(buf), count, names
}
func pipe() (r uintptr, w uintptr, err uintptr)
//sysnb pipe(p *[2]_C_int) (n int, err error)
func Pipe(p []int) (err error) {
if len(p) != 2 {
return EINVAL
}
r0, w0, e1 := pipe()
if e1 != 0 {
err = syscall.Errno(e1)
var pp [2]_C_int
n, err := pipe(&pp)
if n != 0 {
return err
}
p[0], p[1] = int(r0), int(w0)
return
p[0] = int(pp[0])
p[1] = int(pp[1])
return nil
}
func (sa *SockaddrInet4) sockaddr() (unsafe.Pointer, _Socklen, error) {
@@ -269,24 +271,34 @@ func (w WaitStatus) StopSignal() syscall.Signal {
func (w WaitStatus) TrapCause() int { return -1 }
func wait4(pid uintptr, wstatus *WaitStatus, options uintptr, rusage *Rusage) (wpid uintptr, err uintptr)
//sys wait4(pid int32, statusp *_C_int, options int, rusage *Rusage) (wpid int32, err error)
func Wait4(pid int, wstatus *WaitStatus, options int, rusage *Rusage) (wpid int, err error) {
r0, e1 := wait4(uintptr(pid), wstatus, uintptr(options), rusage)
if e1 != 0 {
err = syscall.Errno(e1)
func Wait4(pid int, wstatus *WaitStatus, options int, rusage *Rusage) (int, error) {
var status _C_int
rpid, err := wait4(int32(pid), &status, options, rusage)
wpid := int(rpid)
if wpid == -1 {
return wpid, err
}
return int(r0), err
if wstatus != nil {
*wstatus = WaitStatus(status)
}
return wpid, nil
}
func gethostname() (name string, err uintptr)
//sys gethostname(buf []byte) (n int, err error)
func Gethostname() (name string, err error) {
name, e1 := gethostname()
if e1 != 0 {
err = syscall.Errno(e1)
var buf [MaxHostNameLen]byte
n, err := gethostname(buf[:])
if n != 0 {
return "", err
}
return name, err
n = clen(buf[:])
if n < 1 {
return "", EFAULT
}
return string(buf[:n]), nil
}
//sys utimes(path string, times *[2]Timeval) (err error)