diff options
author | Jeff Johnston <jjohnstn@redhat.com> | 2002-04-04 02:46:21 +0400 |
---|---|---|
committer | Jeff Johnston <jjohnstn@redhat.com> | 2002-04-04 02:46:21 +0400 |
commit | fa4a16a17afb05a7c6acfab467c1c03788a3fed3 (patch) | |
tree | c511596e7eaba195216fb76732135fe78a7bd1f7 /newlib/libc/sys/linux/machine/i386/syscall.h | |
parent | e432b38efed39310dbdd2763db075ab439f59654 (diff) |
2002-04-03 Jeff Johnston <jjohnstn@redhat.com>
* configure.host: Add support for machine subdirectory of
sys subdirectory.
* configure.in: Add check for sys machine subdirectory.
* Makefile.am: Ditto.
* configure: Regenerated.
* Makefile.in: Ditto.
* libc/sys/linux/crt0.c: Moved to machine/i386 directory.
* libc/sys/linux/sys/syscall.h: Ditto.
* libc/sys/linux/sleep.c: New file.
* libc/sys/linux/socket.c: Ditto.
* libc/sys/linux/sockops.h: Ditto.
* libc/sys/linux/stack.c: Ditto.
* libc/sys/linux/usleep.c: Ditto.
* libc/sys/linux/machine/Makefile.am: Ditto.
* libc/sys/linux/machine/Makefile.in: Ditto.
* libc/sys/linux/machine/aclocal.m4: Ditto.
* libc/sys/linux/machine/configure: Ditto.
* libc/sys/linux/machine/configure.in: Ditto.
* libc/sys/linux/machine/i386/Makefile.am: Ditto.
* libc/sys/linux/machine/i386/Makefile.in: Ditto.
* libc/sys/linux/machine/i386/aclocal.m4: Ditto.
* libc/sys/linux/machine/i386/configure: Ditto.
* libc/sys/linux/machine/i386/configure.in: Ditto.
* libc/sys/linux/machine/i386/crt0.c: Ditto.
* libc/sys/linux/machine/i386/sigset.c: Ditto.
* libc/sys/linux/machine/i386/sigstack.h: Ditto.
* libc/sys/linux/machine/i386/socketcall.h: Ditto.
* libc/sys/linux/machine/i386/syscall.h: Ditto.
* libc/sys/linux/sys/select.h: Ditto.
* libc/sys/linux/configure.in: Add support for machine directory.
* libc/sys/linux/Makefile.am: Ditto plus add new files above.
* libc/sys/linux/Makefile.in: Regenerated.
* libc/sys/linux/configure: Ditto.
* libc/sys/linux/brk.c: Use machine/syscall.h instead of sys/syscall.h.
* libc/sys/linux/inode.c: Ditto.
* libc/sys/linux/linux.c: Ditto.
* libc/sys/linux/process.c: Ditto.
* libc/sys/linux/systat.c: Ditto.
* libc/sys/linux/time.c: Ditto.
* libc/sys/linux/wait.c: Ditto.
* libc/sys/linux/ids.c: Change header plus add setfsgid/setfsuid.
* libc/sys/linux/io.c: Change header plus add readv/writev.
* libc/sys/linux/signal.c: Change header plus change sigsuspend to
use __sigsuspend syscall.
* libc/sys/linux/select.c: Change header plus change select to
use _newselect syscall.
* libc/sys/linux/sys/cdefs.h: Add a number of standard definitions
used by glibc header files.
* libc/sys/linux/sys/types.h: Add __socklen_t and __useconds_t
types.
Diffstat (limited to 'newlib/libc/sys/linux/machine/i386/syscall.h')
-rw-r--r-- | newlib/libc/sys/linux/machine/i386/syscall.h | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/newlib/libc/sys/linux/machine/i386/syscall.h b/newlib/libc/sys/linux/machine/i386/syscall.h new file mode 100644 index 000000000..08802e52e --- /dev/null +++ b/newlib/libc/sys/linux/machine/i386/syscall.h @@ -0,0 +1,108 @@ +/* libc/sys/linux/machine/i386/syscall.h - x86 linux system calls */ + +/* Written 2000 by Werner Almesberger */ + + +#ifndef SYSCALL_H + +#include <sys/errno.h> +#include <asm/unistd.h> + + +/* + * Note: several system calls are for SysV or BSD compatibility, or are + * specific Linuxisms. Most of those system calls are not implemented in + * this library. + */ + + +#if defined(__PIC__) && defined(__i386__) + +/* + * PIC uses %ebx, so we need to save it during system calls + */ + +#undef __inline_syscall1 +#define __inline_syscall1(name,ret,arg1) \ +__asm__ volatile ("push %%ebx; movl %2,%%ebx; int $0x80; pop %%ebx" \ + : "=a" (ret) \ + : "0" (__NR_##name),"r" ((long)(arg1))); + +#undef __inline_syscall2 +#define __inline_syscall2(name,ret,arg1,arg2) \ +__asm__ volatile ("push %%ebx; movl %2,%%ebx; int $0x80; pop %%ebx" \ + : "=a" (ret) \ + : "0" (__NR_##name),"r" ((long)(arg1)),"c" ((long)(arg2))); + +#undef __inline_syscall3 +#define __inline_syscall3(name,ret,arg1,arg2,arg3) \ +__asm__ volatile ("push %%ebx; movl %2,%%ebx; int $0x80; pop %%ebx" \ + : "=a" (ret) \ + : "0" (__NR_##name),"r" ((long)(arg1)),"c" ((long)(arg2)), \ + "d" ((long)(arg3))); + +#undef __inline_syscall4 +#define __inline_syscall4(name,ret,arg1,arg2,arg3,arg4) \ +__asm__ volatile ("push %%ebx; movl %2,%%ebx; int $0x80; pop %%ebx" \ + : "=a" (ret) \ + : "0" (__NR_##name),"r" ((long)(arg1)),"c" ((long)(arg2)), \ + "d" ((long)(arg3)),"S" ((long)(arg4))); + +#undef __inline_syscall5 +#define __inline_syscall5(name,ret,arg1,arg2,arg3,arg4,arg5) \ +__asm__ volatile ("push %%ebx; movl %2,%%ebx; int $0x80; pop %%ebx" \ + : "=a" (ret) \ + : "0" (__NR_##name),"m" ((long)(arg1)),"c" ((long)(arg2)), \ + "d" ((long)(arg3)),"S" ((long)(arg4)),"D" ((long)(arg5))); + +#undef _syscall1 +#define _syscall1(type,name,type1,arg1) \ +type name(type1 arg1) \ +{ \ +long __res; \ +__inline_syscall1(name,__res,arg1) \ +__syscall_return(type,__res); \ +} + +#undef _syscall2 +#define _syscall2(type,name,type1,arg1,type2,arg2) \ +type name(type1 arg1,type2 arg2) \ +{ \ +long __res; \ +__inline_syscall2(name,__res,arg1,arg2) \ +__syscall_return(type,__res); \ +} + +#undef _syscall3 +#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \ +type name(type1 arg1,type2 arg2,type3 arg3) \ +{ \ +long __res; \ +__inline_syscall3(name,__res,arg1,arg2,arg3) \ +__syscall_return(type,__res); \ +} + +#undef _syscall4 +#define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \ +type name (type1 arg1, type2 arg2, type3 arg3, type4 arg4) \ +{ \ +long __res; \ +__inline_syscall4(name,__res,arg1,arg2,arg3,arg4) \ +__syscall_return(type,__res); \ +} + +#undef _syscall5 +#define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ + type5,arg5) \ +type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5) \ +{ \ +long __res; \ +__inline_syscall5(name,__res,arg1,arg2,arg3,arg4,arg5) \ +__syscall_return(type,__res); \ +} + +#undef _syscall6 + +#endif /* __PIC__ && __i386__ */ + +#endif /* SYSCALL_H */ |