/* Copyright (C) 2001, 2002 Free Software Foundation, Inc. This file is part of the GNU C Library. 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. 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. */ #include #include /* The Linux version is in fact x86-64/ELF and the start.? file for this system (sysdeps/x86_64/elf/start.S) is also used by The Hurd. This file must not contain the definition of the `errno' variable, we have to define it somewhere else. ...and this place is here. */ #if USE_TLS && HAVE___THREAD .section .tbss #else .bss #endif .globl errno .type errno,@object .size errno,4 .globl _errno .type _errno,@object .size _errno,4 .align 4 errno: _errno: .space 4 /* The following code is only used in the shared library when we compile the reentrant version. Otherwise each system call defines each own version. */ #ifndef PIC /* The syscall stubs jump here when they detect an error. The code for Linux is almost identical to the canonical Unix code, except that the error number in %rax is negated. */ #undef CALL_MCOUNT #define CALL_MCOUNT /* Don't insert the profiling call, it clobbers %rax. */ .text ENTRY (__syscall_error) negq %rax #define __syscall_error __syscall_error_1 #include #endif /* !PIC */