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- /* Copyright (C) 1991, 1992 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 Library General Public License as
- published by the Free Software Foundation; either version 2 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
- Library General Public License for more details.
-
- You should have received a copy of the GNU Library General Public
- License along with the GNU C Library; see the file COPYING.LIB. If
- not, write to the Free Software Foundation, Inc., 675 Mass Ave,
- Cambridge, MA 02139, USA. */
-
- #include <sys/syscall.h>
-
- /* Not that using a `PASTE' macro loses. */
- #ifdef __STDC__
-
- #ifdef __ELF__
- /* Use the regular ELF conventions about underscores, and provide the
- weak symbol, as required */
- #define SYSCALL__(name,args) PSEUDO (__##name, name, args) \
- .weak name; \
- name = __##name; \
- .type name,@function; \
- .type __##name,@function; \
- .L__##name##end: .size __##name,.L__##name##end - __##name
-
- #define SYSCALL(name,args) PSEUDO (name, name, args) \
- .type name,@function; \
- .L_##name##end: .size name,.L_##name##end - name
-
- #else /* __ELF__ */
-
- /* Regular a.out definition */
- #define SYSCALL__(name,args) PSEUDO (__##name, name, args)
- #define SYSCALL(name,args) PSEUDO (name, name, args)
-
- #endif /* __ELF__ */
-
- #else /* __STDC__ */
-
- #define SYSCALL__(name,args) PSEUDO (__/**/name, name, args)
- #define SYSCALL(name,args) PSEUDO (name, name, args)
-
- #endif /* __STDC__ */
-
- /* Machine-dependent sysdep.h files are expected to define the macro
- PSEUDO (function_name, syscall_name) to emit assembly code to define the
- C-callable function FUNCTION_NAME to do system call SYSCALL_NAME.
- r0 and r1 are the system call outputs. movl should be defined as
- an instruction such that "movl r1, r0" works. ret should be defined
- as the return instruction. */
-
-
- #if !defined(HAVE_GNU_LD) && !defined (__ELF__)
- #define ___errno _errno
- #endif
-
- #define HAVE_SYSCALLS
-