libc/sysdeps/linux/riscv32/__syscall_error.c

   1 /* Wrapper for setting errno.
   2  *
   3  * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org>
   4  *
   5  * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
   6  */
   7
   8 #include <errno.h>
   9 #include <features.h>
  10
  11 /* This routine is jumped to by all the syscall handlers, to stash
  12  * an error number into errno.  */
  13 long __syscall_error(int err_no) attribute_hidden;
  14 long __syscall_error(int err_no)
  15 {
  16         __set_errno(-err_no);
  17         return -1;
  18 }