fedora core 6 1.2949 + vserver 2.2.0
[linux-2.6.git] / include / asm-frv / unistd.h
index b80dbd8..584c041 100644 (file)
 
 #define NR_syscalls 310
 
-/*
- * process the return value of a syscall, consigning it to one of two possible fates
- * - user-visible error numbers are in the range -1 - -4095: see <asm-frv/errno.h>
- */
-#undef __syscall_return
-#define __syscall_return(type, res)                                    \
-do {                                                                   \
-        unsigned long __sr2 = (res);                                   \
-       if (__builtin_expect(__sr2 >= (unsigned long)(-4095), 0)) {     \
-               errno = (-__sr2);                                       \
-               __sr2 = ~0UL;                                           \
-       }                                                               \
-       return (type) __sr2;                                            \
-} while (0)
-
-/* XXX - _foo needs to be __foo, while __NR_bar could be _NR_bar. */
-
-#undef _syscall0
-#define _syscall0(type,name)                                           \
-type name(void)                                                                \
-{                                                                      \
-       register unsigned long __scnum __asm__ ("gr7") = (__NR_##name); \
-       register unsigned long __sc0 __asm__ ("gr8");                   \
-       __asm__ __volatile__ ("tira gr0,#0"                             \
-                             : "=r" (__sc0)                            \
-                             : "r" (__scnum));                         \
-       __syscall_return(type, __sc0);                                  \
-}
-
-#undef _syscall1
-#define _syscall1(type,name,type1,arg1)                                                \
-type name(type1 arg1)                                                          \
-{                                                                              \
-       register unsigned long __scnum __asm__ ("gr7") = (__NR_##name);         \
-       register unsigned long __sc0 __asm__ ("gr8") = (unsigned long) arg1;    \
-       __asm__ __volatile__ ("tira gr0,#0"                                     \
-                             : "+r" (__sc0)                                    \
-                             : "r" (__scnum));                                 \
-       __syscall_return(type, __sc0);                                          \
-}
-
-#undef _syscall2
-#define _syscall2(type,name,type1,arg1,type2,arg2)                             \
-type name(type1 arg1,type2 arg2)                                               \
-{                                                                              \
-       register unsigned long __scnum __asm__ ("gr7") = (__NR_##name);         \
-       register unsigned long __sc0 __asm__ ("gr8") = (unsigned long) arg1;    \
-       register unsigned long __sc1 __asm__ ("gr9") = (unsigned long) arg2;    \
-       __asm__ __volatile__ ("tira gr0,#0"                                     \
-                             : "+r" (__sc0)                                    \
-                             : "r" (__scnum), "r" (__sc1));                    \
-       __syscall_return(type, __sc0);                                          \
-}
-
-#undef _syscall3
-#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3)                  \
-type name(type1 arg1,type2 arg2,type3 arg3)                                    \
-{                                                                              \
-       register unsigned long __scnum __asm__ ("gr7") = (__NR_##name);         \
-       register unsigned long __sc0 __asm__ ("gr8") = (unsigned long) arg1;    \
-       register unsigned long __sc1 __asm__ ("gr9") = (unsigned long) arg2;    \
-       register unsigned long __sc2 __asm__ ("gr10") = (unsigned long) arg3;   \
-       __asm__ __volatile__ ("tira gr0,#0"                                     \
-                             : "+r" (__sc0)                                    \
-                             : "r" (__scnum), "r" (__sc1), "r" (__sc2));       \
-       __syscall_return(type, __sc0);                                          \
-}
-
-#undef _syscall4
-#define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4)               \
-type name (type1 arg1, type2 arg2, type3 arg3, type4 arg4)                             \
-{                                                                                      \
-       register unsigned long __scnum __asm__ ("gr7") = (__NR_##name);                 \
-       register unsigned long __sc0 __asm__ ("gr8") = (unsigned long) arg1;            \
-       register unsigned long __sc1 __asm__ ("gr9") = (unsigned long) arg2;            \
-       register unsigned long __sc2 __asm__ ("gr10") = (unsigned long) arg3;           \
-       register unsigned long __sc3 __asm__ ("gr11") = (unsigned long) arg4;           \
-       __asm__ __volatile__ ("tira gr0,#0"                                             \
-                             : "+r" (__sc0)                                            \
-                             : "r" (__scnum), "r" (__sc1), "r" (__sc2), "r" (__sc3));  \
-       __syscall_return(type, __sc0);                                                  \
-}
-
-#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)                 \
-{                                                                                      \
-       register unsigned long __scnum __asm__ ("gr7") = (__NR_##name);                 \
-       register unsigned long __sc0 __asm__ ("gr8") = (unsigned long) arg1;            \
-       register unsigned long __sc1 __asm__ ("gr9") = (unsigned long) arg2;            \
-       register unsigned long __sc2 __asm__ ("gr10") = (unsigned long) arg3;           \
-       register unsigned long __sc3 __asm__ ("gr11") = (unsigned long) arg4;           \
-       register unsigned long __sc4 __asm__ ("gr12") = (unsigned long) arg5;           \
-       __asm__ __volatile__ ("tira gr0,#0"                                             \
-                             : "+r" (__sc0)                                            \
-                             : "r" (__scnum), "r" (__sc1), "r" (__sc2),                \
-                             "r" (__sc3), "r" (__sc4));                                \
-       __syscall_return(type, __sc0);                                                  \
-}
-
-#undef _syscall6
-#define _syscall6(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4,type5,arg5, type6, arg6) \
-type name (type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5, type6 arg6)              \
-{                                                                                               \
-       register unsigned long __scnum __asm__ ("gr7") = (__NR_##name);                          \
-       register unsigned long __sc0 __asm__ ("gr8") = (unsigned long) arg1;                     \
-       register unsigned long __sc1 __asm__ ("gr9") = (unsigned long) arg2;                     \
-       register unsigned long __sc2 __asm__ ("gr10") = (unsigned long) arg3;                    \
-       register unsigned long __sc3 __asm__ ("gr11") = (unsigned long) arg4;                    \
-       register unsigned long __sc4 __asm__ ("gr12") = (unsigned long) arg5;                    \
-       register unsigned long __sc5 __asm__ ("gr13") = (unsigned long) arg6;                    \
-       __asm__ __volatile__ ("tira gr0,#0"                                                      \
-                             : "+r" (__sc0)                                                     \
-                             : "r" (__scnum), "r" (__sc1), "r" (__sc2),                         \
-                             "r" (__sc3), "r" (__sc4), "r" (__sc5));                            \
-       __syscall_return(type, __sc0);                                                           \
-}
-
-
-#ifdef __KERNEL_SYSCALLS__
-
-#include <linux/compiler.h>
-#include <linux/types.h>
-#include <linux/linkage.h>
-#include <asm/ptrace.h>
-
-/*
- * we need this inline - forking from kernel space will result
- * in NO COPY ON WRITE (!!!), until an execve is executed. This
- * is no problem, but for the stack. This is handled by not letting
- * main() use the stack at all after fork(). Thus, no function
- * calls - which means inline code for fork too, as otherwise we
- * would use the stack upon exit from 'fork()'.
- *
- * Actually only pause and fork are needed inline, so that there
- * won't be any messing with the stack from main(), but we define
- * some others too.
- */
-#define __NR__exit __NR_exit
-static inline _syscall3(int,execve,const char *,file,char **,argv,char **,envp)
-
-#endif /* __KERNEL_SYSCALLS__ */
-
 #define __ARCH_WANT_IPC_PARSE_VERSION
 /* #define __ARCH_WANT_OLD_READDIR */
 #define __ARCH_WANT_OLD_STAT