diff options
Diffstat (limited to 'newlib/libc/sys/linux/machine/i386/syscall.h')
| -rw-r--r-- | newlib/libc/sys/linux/machine/i386/syscall.h | 77 |
1 files changed, 31 insertions, 46 deletions
diff --git a/newlib/libc/sys/linux/machine/i386/syscall.h b/newlib/libc/sys/linux/machine/i386/syscall.h index ec9bc2402..380f1bcdf 100644 --- a/newlib/libc/sys/linux/machine/i386/syscall.h +++ b/newlib/libc/sys/linux/machine/i386/syscall.h @@ -8,7 +8,6 @@ #include <machine/weakalias.h> #include <sys/errno.h> #include <asm/unistd.h> -#include <unistd.h> /* @@ -24,20 +23,6 @@ * PIC uses %ebx, so we need to save it during system calls */ -#ifndef __syscall_return - -/* FIXME: remove this and switch over to use vsyscall. */ - -#define __syscall_return(type, res) \ -do { \ - if ((unsigned long)(res) >= (unsigned long)(-125)) { \ - errno = -(res); \ - res = -1; \ - } \ - return (type) (res); \ -} while (0) - -#endif #undef __inline_syscall0 #define __inline_syscall0(name,ret) \ __asm__ volatile ("int $0x80" \ @@ -92,6 +77,11 @@ __inline_syscall0(name,__res) \ __syscall_return(type,__res); \ } +#undef _syscall0 +#define _syscall0(type,name) \ +_syscall0_base(type,name) \ +weak_alias(__libc_##name,name); + #undef _syscall1_base #define _syscall1_base(type,name,type1,arg1) \ type __libc_##name (type1 arg1) \ @@ -101,6 +91,11 @@ __inline_syscall1(name,__res,arg1) \ __syscall_return(type,__res); \ } +#undef _syscall1 +#define _syscall1(type,name,type1,arg1) \ +_syscall1_base(type,name,type1,arg1) \ +weak_alias(__libc_##name,name); + #undef _syscall2_base #define _syscall2_base(type,name,type1,arg1,type2,arg2) \ type __libc_##name (type1 arg1,type2 arg2) \ @@ -110,6 +105,11 @@ __inline_syscall2(name,__res,arg1,arg2) \ __syscall_return(type,__res); \ } +#undef _syscall2 +#define _syscall2(type,name,type1,arg1,type2,arg2) \ +_syscall2_base(type,name,type1,arg1,type2,arg2) \ +weak_alias(__libc_##name,name); + #undef _syscall3_base #define _syscall3_base(type,name,type1,arg1,type2,arg2,type3,arg3) \ type __libc_##name (type1 arg1,type2 arg2,type3 arg3) \ @@ -119,6 +119,11 @@ __inline_syscall3(name,__res,arg1,arg2,arg3) \ __syscall_return(type,__res); \ } +#undef _syscall3 +#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \ +_syscall3_base(type,name,type1,arg1,type2,arg2,type3,arg3) \ +weak_alias(__libc_##name,name); + #undef _syscall4_base #define _syscall4_base(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \ type __libc_##name (type1 arg1, type2 arg2, type3 arg3, type4 arg4) \ @@ -128,6 +133,11 @@ __inline_syscall4(name,__res,arg1,arg2,arg3,arg4) \ __syscall_return(type,__res); \ } +#undef _syscall4 +#define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \ +_syscall4_base(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \ +weak_alias(__libc_##name,name); + #undef _syscall5_base #define _syscall5_base(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ type5,arg5) \ @@ -138,6 +148,12 @@ __inline_syscall5(name,__res,arg1,arg2,arg3,arg4,arg5) \ __syscall_return(type,__res); \ } \ +#undef _syscall5 +#define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ + type5,arg5) \ +_syscall5_base(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4,type5,arg5) \ +weak_alias(__libc_##name,name); + #undef _syscall6_base #define _syscall6_base(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ type5,arg5,type6,arg6) \ @@ -148,37 +164,6 @@ __inline_syscall6(name,__res,arg1,arg2,arg3,arg4,arg5,arg6) \ __syscall_return(type,__res); \ } -#undef _syscall0 -#define _syscall0(type,name) \ -_syscall0_base(type,name) \ -weak_alias(__libc_##name,name); - -#undef _syscall1 -#define _syscall1(type,name,type1,arg1) \ -_syscall1_base(type,name,type1,arg1) \ -weak_alias(__libc_##name,name); - -#undef _syscall2 -#define _syscall2(type,name,type1,arg1,type2,arg2) \ -_syscall2_base(type,name,type1,arg1,type2,arg2) \ -weak_alias(__libc_##name,name); - -#undef _syscall3 -#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \ -_syscall3_base(type,name,type1,arg1,type2,arg2,type3,arg3) \ -weak_alias(__libc_##name,name); - -#undef _syscall4 -#define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \ -_syscall4_base(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \ -weak_alias(__libc_##name,name); - -#undef _syscall5 -#define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ - type5,arg5) \ -_syscall5_base(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4,type5,arg5) \ -weak_alias(__libc_##name,name); - #undef _syscall6 #define _syscall6(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ type5,arg5,type6,arg6) \ |