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Diffstat (limited to 'sysdeps/unix/sysdep.h')
| -rw-r--r-- | sysdeps/unix/sysdep.h | 132 |
1 files changed, 0 insertions, 132 deletions
diff --git a/sysdeps/unix/sysdep.h b/sysdeps/unix/sysdep.h deleted file mode 100644 index c308547dec..0000000000 --- a/sysdeps/unix/sysdep.h +++ /dev/null @@ -1,132 +0,0 @@ -/* Copyright (C) 1991-2017 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, see - <http://www.gnu.org/licenses/>. */ - -#include <sysdeps/generic/sysdep.h> - -#include <sys/syscall.h> -#define HAVE_SYSCALLS - -/* Note that using a `PASTE' macro loses. */ -#define SYSCALL__(name, args) PSEUDO (__##name, name, args) -#define SYSCALL(name, args) PSEUDO (name, name, args) - -#define __SYSCALL_CONCAT_X(a,b) a##b -#define __SYSCALL_CONCAT(a,b) __SYSCALL_CONCAT_X (a, b) - - -#define __INTERNAL_SYSCALL0(name, err) \ - INTERNAL_SYSCALL (name, err, 0) -#define __INTERNAL_SYSCALL1(name, err, a1) \ - INTERNAL_SYSCALL (name, err, 1, a1) -#define __INTERNAL_SYSCALL2(name, err, a1, a2) \ - INTERNAL_SYSCALL (name, err, 2, a1, a2) -#define __INTERNAL_SYSCALL3(name, err, a1, a2, a3) \ - INTERNAL_SYSCALL (name, err, 3, a1, a2, a3) -#define __INTERNAL_SYSCALL4(name, err, a1, a2, a3, a4) \ - INTERNAL_SYSCALL (name, err, 4, a1, a2, a3, a4) -#define __INTERNAL_SYSCALL5(name, err, a1, a2, a3, a4, a5) \ - INTERNAL_SYSCALL (name, err, 5, a1, a2, a3, a4, a5) -#define __INTERNAL_SYSCALL6(name, err, a1, a2, a3, a4, a5, a6) \ - INTERNAL_SYSCALL (name, err, 6, a1, a2, a3, a4, a5, a6) -#define __INTERNAL_SYSCALL7(name, err, a1, a2, a3, a4, a5, a6, a7) \ - INTERNAL_SYSCALL (name, err, 7, a1, a2, a3, a4, a5, a6, a7) - -#define __INTERNAL_SYSCALL_NARGS_X(a,b,c,d,e,f,g,h,n,o,...) o -#define __INTERNAL_SYSCALL_NARGS(...) \ - __INTERNAL_SYSCALL_NARGS_X (__VA_ARGS__,7,6,5,4,3,2,1,0,) -#define __INTERNAL_SYSCALL_DISP(b,...) \ - __SYSCALL_CONCAT (b,__INTERNAL_SYSCALL_NARGS(__VA_ARGS__))(__VA_ARGS__) - -/* Issue a syscall defined by syscall number plus any other argument required. - It is similar to INTERNAL_SYSCALL macro, but without the need to pass the - expected argument number as second parameter. */ -#define INTERNAL_SYSCALL_CALL(...) \ - __INTERNAL_SYSCALL_DISP (__INTERNAL_SYSCALL, __VA_ARGS__) - -#define __INLINE_SYSCALL0(name) \ - INLINE_SYSCALL (name, 0) -#define __INLINE_SYSCALL1(name, a1) \ - INLINE_SYSCALL (name, 1, a1) -#define __INLINE_SYSCALL2(name, a1, a2) \ - INLINE_SYSCALL (name, 2, a1, a2) -#define __INLINE_SYSCALL3(name, a1, a2, a3) \ - INLINE_SYSCALL (name, 3, a1, a2, a3) -#define __INLINE_SYSCALL4(name, a1, a2, a3, a4) \ - INLINE_SYSCALL (name, 4, a1, a2, a3, a4) -#define __INLINE_SYSCALL5(name, a1, a2, a3, a4, a5) \ - INLINE_SYSCALL (name, 5, a1, a2, a3, a4, a5) -#define __INLINE_SYSCALL6(name, a1, a2, a3, a4, a5, a6) \ - INLINE_SYSCALL (name, 6, a1, a2, a3, a4, a5, a6) -#define __INLINE_SYSCALL7(name, a1, a2, a3, a4, a5, a6, a7) \ - INLINE_SYSCALL (name, 7, a1, a2, a3, a4, a5, a6, a7) - -#define __INLINE_SYSCALL_NARGS_X(a,b,c,d,e,f,g,h,n,...) n -#define __INLINE_SYSCALL_NARGS(...) \ - __INLINE_SYSCALL_NARGS_X (__VA_ARGS__,7,6,5,4,3,2,1,0,) -#define __INLINE_SYSCALL_DISP(b,...) \ - __SYSCALL_CONCAT (b,__INLINE_SYSCALL_NARGS(__VA_ARGS__))(__VA_ARGS__) - -/* Issue a syscall defined by syscall number plus any other argument - required. Any error will be handled using arch defined macros and errno - will be set accordingly. - It is similar to INLINE_SYSCALL macro, but without the need to pass the - expected argument number as second parameter. */ -#define INLINE_SYSCALL_CALL(...) \ - __INLINE_SYSCALL_DISP (__INLINE_SYSCALL, __VA_ARGS__) - -#define SYSCALL_CANCEL(...) \ - ({ \ - long int sc_ret; \ - if (SINGLE_THREAD_P) \ - sc_ret = INLINE_SYSCALL_CALL (__VA_ARGS__); \ - else \ - { \ - int sc_cancel_oldtype = LIBC_CANCEL_ASYNC (); \ - sc_ret = INLINE_SYSCALL_CALL (__VA_ARGS__); \ - LIBC_CANCEL_RESET (sc_cancel_oldtype); \ - } \ - sc_ret; \ - }) - -/* 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. MOVE(x, y) should be defined as - an instruction such that "MOVE(r1, r0)" works. ret should be defined - as the return instruction. */ - -#ifndef SYS_ify -#define SYS_ify(syscall_name) SYS_##syscall_name -#endif - -/* Terminate a system call named SYM. This is used on some platforms - to generate correct debugging information. */ -#ifndef PSEUDO_END -#define PSEUDO_END(sym) -#endif -#ifndef PSEUDO_END_NOERRNO -#define PSEUDO_END_NOERRNO(sym) PSEUDO_END(sym) -#endif -#ifndef PSEUDO_END_ERRVAL -#define PSEUDO_END_ERRVAL(sym) PSEUDO_END(sym) -#endif - -/* Wrappers around system calls should normally inline the system call code. - But sometimes it is not possible or implemented and we use this code. */ -#ifndef INLINE_SYSCALL -#define INLINE_SYSCALL(name, nr, args...) __syscall_##name (args) -#endif |