summaryrefslogtreecommitdiff
path: root/libgo/go/os/sys_linux.go
diff options
context:
space:
mode:
Diffstat (limited to 'libgo/go/os/sys_linux.go')
-rw-r--r--libgo/go/os/sys_linux.go28
1 files changed, 28 insertions, 0 deletions
diff --git a/libgo/go/os/sys_linux.go b/libgo/go/os/sys_linux.go
new file mode 100644
index 000000000..b82d295d3
--- /dev/null
+++ b/libgo/go/os/sys_linux.go
@@ -0,0 +1,28 @@
+// Copyright 2009 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.
+
+// Linux-specific
+
+package os
+
+
+// Hostname returns the host name reported by the kernel.
+func Hostname() (name string, err Error) {
+ f, err := Open("/proc/sys/kernel/hostname", O_RDONLY, 0)
+ if err != nil {
+ return "", err
+ }
+ defer f.Close()
+
+ var buf [512]byte // Enough for a DNS name.
+ n, err := f.Read(buf[0:])
+ if err != nil {
+ return "", err
+ }
+
+ if n > 0 && buf[n-1] == '\n' {
+ n--
+ }
+ return string(buf[0:n]), nil
+}