1 files changed, 49 insertions, 0 deletions
diff --git a/src/os/proc.go b/src/os/proc.go
new file mode 100644
index 000000000..774f09900
--- /dev/null
+++ b/src/os/proc.go
@@ -0,0 +1,49 @@
+// 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.
+
+// Process etc.
+
+package os
+
+import (
+	"runtime"
+	"syscall"
+)
+
+// Args hold the command-line arguments, starting with the program name.
+var Args []string
+
+func init() {
+	if runtime.GOOS == "windows" {
+		// Initialized in exec_windows.go.
+		return
+	}
+	Args = runtime_args()
+}
+
+func runtime_args() []string // in package runtime
+
+// Getuid returns the numeric user id of the caller.
+func Getuid() int { return syscall.Getuid() }
+
+// Geteuid returns the numeric effective user id of the caller.
+func Geteuid() int { return syscall.Geteuid() }
+
+// Getgid returns the numeric group id of the caller.
+func Getgid() int { return syscall.Getgid() }
+
+// Getegid returns the numeric effective group id of the caller.
+func Getegid() int { return syscall.Getegid() }
+
+// Getgroups returns a list of the numeric ids of groups that the caller belongs to.
+func Getgroups() ([]int, error) {
+	gids, e := syscall.Getgroups()
+	return gids, NewSyscallError("getgroups", e)
+}
+
+// Exit causes the current program to exit with the given status code.
+// Conventionally, code zero indicates success, non-zero an error.
+// The program terminates immediately; deferred functions are
+// not run.
+func Exit(code int) { syscall.Exit(code) }