#ifndef _ASM_M68K_UNISTD_H_ #define _ASM_M68K_UNISTD_H_ /* XXX - _foo needs to be __foo, while __NR_bar could be _NR_bar. */ #define _syscall0(type,name) \ type name(void) \ { \ register long __res __asm__ ("d0") = __NR_##name; \ __asm__ __volatile__ ("trap #0" \ : "=g" (__res) \ : "0" (__NR_##name) \ : "d0"); \ if (__res >= 0) \ return (type) __res; \ errno = -__res; \ return -1; \ } #define _syscall1(type,name,atype,a) \ type name(atype a) \ { \ register long __res __asm__ ("d0") = __NR_##name; \ __asm__ __volatile__ ("movel %2,d1\n\t" \ "trap #0" \ : "=g" (__res) \ : "0" (__NR_##name), "g" ((long)(a)) \ : "d0", "d1"); \ if (__res >= 0) \ return (type) __res; \ errno = -__res; \ return -1; \ } #define _syscall2(type,name,atype,a,btype,b) \ type name(atype a,btype b) \ { \ register long __res __asm__ ("d0") = __NR_##name; \ __asm__ __volatile__ ("movel %2,d1\n\t" \ "movel %3,d2\n\t" \ "trap #0" \ : "=g" (__res) \ : "0" (__NR_##name), "g" ((long)(a)), \ "g" ((long)(b)) \ : "d0", "d1", "d2"); \ if (__res >= 0) \ return (type) __res; \ errno = -__res; \ return -1; \ } #define _syscall3(type,name,atype,a,btype,b,ctype,c) \ type name(atype a,btype b,ctype c) \ { \ register long __res __asm__ ("d0") = __NR_##name; \ __asm__ __volatile__ ("movel %2,d1\n\t" \ "movel %3,d2\n\t" \ "movel %4,d3\n\t" \ "trap #0" \ : "=g" (__res) \ : "0" (__NR_##name), "g" ((long)(a)), \ "g" ((long)(b)), \ "g" ((long)(c)) \ : "d0", "d1", "d2", "d3"); \ if (__res >= 0) \ return (type) __res; \ errno = -__res; \ return -1; \ } #define _syscall4(type,name,atype,a,btype,b,ctype,c,dtype,d) \ type name (atype a, btype b, ctype c, dtype d) \ { \ register long __res __asm__ ("d0") = __NR_##name; \ __asm__ __volatile__ ("movel %2,d1\n\t" \ "movel %3,d2\n\t" \ "movel %4,d3\n\t" \ "movel %5,d4\n\t" \ "trap #0" \ : "=g" (__res) \ : "0" (__NR_##name), "g" ((long)(a)), \ "g" ((long)(b)), \ "g" ((long)(c)), \ "g" ((long)(d)) \ : "d0", "d1", "d2", "d3", "d4"); \ if (__res >= 0) \ return (type) __res; \ errno = -__res; \ return -1; \ } #define _syscall5(type,name,atype,a,btype,b,ctype,c,dtype,d,etype,e) \ type name (atype a,btype b,ctype c,dtype d,etype e) \ { \ register long __res __asm__ ("d0") = __NR_##name; \ __asm__ __volatile__ ("movel %2,d1\n\t" \ "movel %3,d2\n\t" \ "movel %4,d3\n\t" \ "movel %5,d4\n\t" \ "movel %6,d5\n\t" \ "trap #0" \ : "=g" (__res) \ : "0" (__NR_##name), "g" ((long)(a)), \ "g" ((long)(b)), \ "g" ((long)(c)), \ "g" ((long)(d)), \ "g" ((long)(e)) \ : "d0", "d1", "d2", "d3", "d4", "d5"); \ if (__res >= 0) \ return (type) __res; \ errno = -__res; \ return -1; \ } #endif /* _ASM_M68K_UNISTD_H_ */