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internal/syscall/unix: use libc based fcntl for IsNonblock on aix and solaris

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On aix and solaris (like on darwin) use libc fcntl to implement
IsNonblock instead of Syscall(SYS_FCNTL, ...) which isn't supported.

Change-Id: I989b02aa0c90b7e2dae025572867dda277fef8be
Reviewed-on: https://go-review.googlesource.com/c/go/+/212600
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
This commit is contained in:
Tobias Klauser 2019-12-30 15:50:50 +01:00 committed by Tobias Klauser
parent 53dede938b
commit aa175a196d
2 changed files with 3 additions and 3 deletions
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2
src/internal/syscall/unix/nonblocking.go
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@ -2,7 +2,7 @@
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build aix dragonfly freebsd linux netbsd openbsd solaris
// +build dragonfly freebsd linux netbsd openbsd
package unix

4
src/internal/syscall/unix/nonblocking_darwin.go → src/internal/syscall/unix/nonblocking_libc.go
View File

@ -2,7 +2,7 @@
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build darwin
// +build aix darwin solaris
package unix
@ -19,6 +19,6 @@ func IsNonblock(fd int) (nonblocking bool, err error) {
return flag&syscall.O_NONBLOCK != 0, nil
}
// Implemented in syscall/syscall_darwin.go.
// Implemented in the syscall package.
//go:linkname fcntl syscall.fcntl
func fcntl(fd int, cmd int, arg int) (int, error)