aboutsummaryrefslogtreecommitdiff
path: root/include
diff options
context:
space:
mode:
Diffstat (limited to 'include')
-rw-r--r--include/errno.h76
1 files changed, 8 insertions, 68 deletions
diff --git a/include/errno.h b/include/errno.h
index 645a439db7..35f705100e 100644
--- a/include/errno.h
+++ b/include/errno.h
@@ -1,73 +1,13 @@
-/* Copyright (C) 1991, 92, 93, 94, 95, 96, 97 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
+#include <stdlib/errno.h>
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
+#ifdef _ERRNO_H
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-/*
- * ISO C99 Standard: 7.5 Errors <errno.h>
- */
-
-#ifndef _ERRNO_H
-
-/* The includer defined __need_Emath if he wants only the definitions
- of EDOM and ERANGE, and not everything else. */
-#ifndef __need_Emath
-#define _ERRNO_H 1
-#include <features.h>
+#if USE_TLS && HAVE___THREAD
+# undef errno
+extern __thread int errno;
+# define __set_errno(val) (errno = (val))
+#else
+# define __set_errno(val) (*__errno_location ()) = (val)
#endif
-__BEGIN_DECLS
-
-/* Get the error number constants from the system-specific file.
- This file will test __need_Emath and _ERRNO_H. */
-#include <bits/errno.h>
-#undef __need_Emath
-
-#ifdef _ERRNO_H
-
-/* Declare the `errno' variable, unless it's defined as a macro by
- bits/errno.h. This is the case in GNU, where it is a per-thread
- variable. This redeclaration using the macro still works, but it
- will be a function declaration without a prototype and may trigger
- a -Wstrict-prototypes warning. */
-#ifndef errno
-extern int errno;
-#endif
-
-#ifdef __USE_GNU
-
-/* The full and simple forms of the name with which the program was
- invoked. These variables are set up automatically at startup based on
- the value of ARGV[0] (this works only if you use GNU ld). */
-extern char *program_invocation_name, *program_invocation_short_name;
-#endif /* __USE_GNU */
-#endif /* _ERRNO_H */
-
-__END_DECLS
-
-#endif /* _ERRNO_H */
-
-/* The Hurd <bits/errno.h> defines `error_t' as an enumerated type so
- that printing `error_t' values in the debugger shows the names. We
- might need this definition sometimes even if this file was included
- before. */
-#if defined __USE_GNU || defined __need_error_t
-# ifndef __error_t_defined
-typedef int error_t;
-# define __error_t_defined 1
-# endif
-# undef __need_error_t
#endif