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author | Tianon Gravi <admwiggin@gmail.com> | 2015-01-15 11:54:00 -0700 |
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committer | Tianon Gravi <admwiggin@gmail.com> | 2015-01-15 11:54:00 -0700 |
commit | f154da9e12608589e8d5f0508f908a0c3e88a1bb (patch) | |
tree | f8255d51e10c6f1e0ed69702200b966c9556a431 /src/os/sys_freebsd.go | |
parent | 8d8329ed5dfb9622c82a9fbec6fd99a580f9c9f6 (diff) | |
download | golang-f154da9e12608589e8d5f0508f908a0c3e88a1bb.tar.gz |
Imported Upstream version 1.4upstream/1.4
Diffstat (limited to 'src/os/sys_freebsd.go')
-rw-r--r-- | src/os/sys_freebsd.go | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/src/os/sys_freebsd.go b/src/os/sys_freebsd.go new file mode 100644 index 000000000..273c2df1c --- /dev/null +++ b/src/os/sys_freebsd.go @@ -0,0 +1,23 @@ +// Copyright 2014 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package os + +import "syscall" + +// supportsCloseOnExec reports whether the platform supports the +// O_CLOEXEC flag. +var supportsCloseOnExec bool + +func init() { + osrel, err := syscall.SysctlUint32("kern.osreldate") + if err != nil { + return + } + // The O_CLOEXEC flag was introduced in FreeBSD 8.3. + // See http://www.freebsd.org/doc/en/books/porters-handbook/freebsd-versions.html. + if osrel >= 803000 { + supportsCloseOnExec = true + } +} |