libgo/syscalls/errno.c

   1 /* errno.c -- functions for getting and setting errno
   2
   3    Copyright 2010 The Go Authors. All rights reserved.
   4    Use of this source code is governed by a BSD-style
   5    license that can be found in the LICENSE file.  */
   6
   7 #include <errno.h>
   8
   9 /* errno is typically a macro. These functions set
  10    and get errno specific to the libc being used.  */
  11
  12 int GetErrno() asm ("libgo_syscalls.syscall.GetErrno");
  13 void SetErrno(int) asm ("libgo_syscalls.syscall.SetErrno");
  14
  15 int
  16 GetErrno()
  17 {
  18   return errno;
  19 }
  20
  21 void
  22 SetErrno(int value)
  23 {
  24   errno = value;
  25 }