1 files changed, 0 insertions, 122 deletions
diff --git a/libgo/go/syscall/env_plan9.go b/libgo/go/syscall/env_plan9.go
deleted file mode 100644
index e403a25..0000000
--- a/libgo/go/syscall/env_plan9.go
+++ /dev/null
@@ -1,122 +0,0 @@
-// Copyright 2011 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.
-
-// Plan 9 environment variables.
-
-package syscall
-
-import (
-	"errors"
-)
-
-var (
-	errZeroLengthKey = errors.New("zero length key")
-	errShortWrite    = errors.New("i/o count too small")
-)
-
-func readenv(key string) (string, error) {
-	fd, err := open("/env/"+key, O_RDONLY)
-	if err != nil {
-		return "", err
-	}
-	defer Close(fd)
-	l, _ := Seek(fd, 0, 2)
-	Seek(fd, 0, 0)
-	buf := make([]byte, l)
-	n, err := Read(fd, buf)
-	if err != nil {
-		return "", err
-	}
-	if n > 0 && buf[n-1] == 0 {
-		buf = buf[:n-1]
-	}
-	return string(buf), nil
-}
-
-func writeenv(key, value string) error {
-	fd, err := create("/env/"+key, O_RDWR, 0666)
-	if err != nil {
-		return err
-	}
-	defer Close(fd)
-	b := []byte(value)
-	n, err := Write(fd, b)
-	if err != nil {
-		return err
-	}
-	if n != len(b) {
-		return errShortWrite
-	}
-	return nil
-}
-
-func Getenv(key string) (value string, found bool) {
-	if len(key) == 0 {
-		return "", false
-	}
-	v, err := readenv(key)
-	if err != nil {
-		return "", false
-	}
-	return v, true
-}
-
-func Setenv(key, value string) error {
-	if len(key) == 0 {
-		return errZeroLengthKey
-	}
-	err := writeenv(key, value)
-	if err != nil {
-		return err
-	}
-	return nil
-}
-
-func Clearenv() {
-	// Creating a new environment group using rfork(RFCENVG) can race
-	// with access to files in /env (e.g. from Setenv or Getenv).
-	// Remove all environment variables in current environment group instead.
-	fd, err := open("/env", O_RDONLY)
-	if err != nil {
-		return
-	}
-	defer Close(fd)
-	files, err := readdirnames(fd)
-	if err != nil {
-		return
-	}
-	for _, key := range files {
-		Remove("/env/" + key)
-	}
-}
-
-func Unsetenv(key string) error {
-	if len(key) == 0 {
-		return errZeroLengthKey
-	}
-	Remove("/env/" + key)
-	return nil
-}
-
-func Environ() []string {
-	fd, err := open("/env", O_RDONLY)
-	if err != nil {
-		return nil
-	}
-	defer Close(fd)
-	files, err := readdirnames(fd)
-	if err != nil {
-		return nil
-	}
-	ret := make([]string, 0, len(files))
-
-	for _, key := range files {
-		v, err := readenv(key)
-		if err != nil {
-			continue
-		}
-		ret = append(ret, key+"="+v)
-	}
-	return ret
-}