1 /* $Id: unistd.h,v 1.74 2002/02/08 03:57:18 davem Exp $ */
2 #ifndef _SPARC_UNISTD_H
3 #define _SPARC_UNISTD_H
6 * System calls under the Sparc.
8 * Don't be scared by the ugly clobbers, it is the only way I can
9 * think of right now to force the arguments into fixed registers
10 * before the trap into the system call with gcc 'asm' statements.
12 * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
14 * SunOS compatibility based upon preliminary work which is:
16 * Copyright (C) 1995 Adrian M. Rodriguez (adrian@remus.rutgers.edu)
19 #define __NR_restart_syscall 0 /* Linux Specific */
20 #define __NR_exit 1 /* Common */
21 #define __NR_fork 2 /* Common */
22 #define __NR_read 3 /* Common */
23 #define __NR_write 4 /* Common */
24 #define __NR_open 5 /* Common */
25 #define __NR_close 6 /* Common */
26 #define __NR_wait4 7 /* Common */
27 #define __NR_creat 8 /* Common */
28 #define __NR_link 9 /* Common */
29 #define __NR_unlink 10 /* Common */
30 #define __NR_execv 11 /* SunOS Specific */
31 #define __NR_chdir 12 /* Common */
32 #define __NR_chown 13 /* Common */
33 #define __NR_mknod 14 /* Common */
34 #define __NR_chmod 15 /* Common */
35 #define __NR_lchown 16 /* Common */
36 #define __NR_brk 17 /* Common */
37 #define __NR_perfctr 18 /* Performance counter operations */
38 #define __NR_lseek 19 /* Common */
39 #define __NR_getpid 20 /* Common */
40 #define __NR_capget 21 /* Linux Specific */
41 #define __NR_capset 22 /* Linux Specific */
42 #define __NR_setuid 23 /* Implemented via setreuid in SunOS */
43 #define __NR_getuid 24 /* Common */
44 #define __NR_vmsplice 25 /* ENOSYS under SunOS */
45 #define __NR_ptrace 26 /* Common */
46 #define __NR_alarm 27 /* Implemented via setitimer in SunOS */
47 #define __NR_sigaltstack 28 /* Common */
48 #define __NR_pause 29 /* Is sigblock(0)->sigpause() in SunOS */
49 #define __NR_utime 30 /* Implemented via utimes() under SunOS */
50 #define __NR_lchown32 31 /* Linux sparc32 specific */
51 #define __NR_fchown32 32 /* Linux sparc32 specific */
52 #define __NR_access 33 /* Common */
53 #define __NR_nice 34 /* Implemented via get/setpriority() in SunOS */
54 #define __NR_chown32 35 /* Linux sparc32 specific */
55 #define __NR_sync 36 /* Common */
56 #define __NR_kill 37 /* Common */
57 #define __NR_stat 38 /* Common */
58 #define __NR_sendfile 39 /* Linux Specific */
59 #define __NR_lstat 40 /* Common */
60 #define __NR_dup 41 /* Common */
61 #define __NR_pipe 42 /* Common */
62 #define __NR_times 43 /* Implemented via getrusage() in SunOS */
63 #define __NR_getuid32 44 /* Linux sparc32 specific */
64 #define __NR_umount2 45 /* Linux Specific */
65 #define __NR_setgid 46 /* Implemented via setregid() in SunOS */
66 #define __NR_getgid 47 /* Common */
67 #define __NR_signal 48 /* Implemented via sigvec() in SunOS */
68 #define __NR_geteuid 49 /* SunOS calls getuid() */
69 #define __NR_getegid 50 /* SunOS calls getgid() */
70 #define __NR_acct 51 /* Common */
71 /* #define __NR_memory_ordering 52 Linux sparc64 specific */
72 #define __NR_getgid32 53 /* Linux sparc32 specific */
73 #define __NR_ioctl 54 /* Common */
74 #define __NR_reboot 55 /* Common */
75 #define __NR_mmap2 56 /* Linux sparc32 Specific */
76 #define __NR_symlink 57 /* Common */
77 #define __NR_readlink 58 /* Common */
78 #define __NR_execve 59 /* Common */
79 #define __NR_umask 60 /* Common */
80 #define __NR_chroot 61 /* Common */
81 #define __NR_fstat 62 /* Common */
82 #define __NR_fstat64 63 /* Linux Specific */
83 #define __NR_getpagesize 64 /* Common */
84 #define __NR_msync 65 /* Common in newer 1.3.x revs... */
85 #define __NR_vfork 66 /* Common */
86 #define __NR_pread64 67 /* Linux Specific */
87 #define __NR_pwrite64 68 /* Linux Specific */
88 #define __NR_geteuid32 69 /* Linux sparc32, sbrk under SunOS */
89 #define __NR_getegid32 70 /* Linux sparc32, sstk under SunOS */
90 #define __NR_mmap 71 /* Common */
91 #define __NR_setreuid32 72 /* Linux sparc32, vadvise under SunOS */
92 #define __NR_munmap 73 /* Common */
93 #define __NR_mprotect 74 /* Common */
94 #define __NR_madvise 75 /* Common */
95 #define __NR_vhangup 76 /* Common */
96 #define __NR_truncate64 77 /* Linux sparc32 Specific */
97 #define __NR_mincore 78 /* Common */
98 #define __NR_getgroups 79 /* Common */
99 #define __NR_setgroups 80 /* Common */
100 #define __NR_getpgrp 81 /* Common */
101 #define __NR_setgroups32 82 /* Linux sparc32, setpgrp under SunOS */
102 #define __NR_setitimer 83 /* Common */
103 #define __NR_ftruncate64 84 /* Linux sparc32 Specific */
104 #define __NR_swapon 85 /* Common */
105 #define __NR_getitimer 86 /* Common */
106 #define __NR_setuid32 87 /* Linux sparc32, gethostname under SunOS */
107 #define __NR_sethostname 88 /* Common */
108 #define __NR_setgid32 89 /* Linux sparc32, getdtablesize under SunOS */
109 #define __NR_dup2 90 /* Common */
110 #define __NR_setfsuid32 91 /* Linux sparc32, getdopt under SunOS */
111 #define __NR_fcntl 92 /* Common */
112 #define __NR_select 93 /* Common */
113 #define __NR_setfsgid32 94 /* Linux sparc32, setdopt under SunOS */
114 #define __NR_fsync 95 /* Common */
115 #define __NR_setpriority 96 /* Common */
116 #define __NR_socket 97 /* Common */
117 #define __NR_connect 98 /* Common */
118 #define __NR_accept 99 /* Common */
119 #define __NR_getpriority 100 /* Common */
120 #define __NR_rt_sigreturn 101 /* Linux Specific */
121 #define __NR_rt_sigaction 102 /* Linux Specific */
122 #define __NR_rt_sigprocmask 103 /* Linux Specific */
123 #define __NR_rt_sigpending 104 /* Linux Specific */
124 #define __NR_rt_sigtimedwait 105 /* Linux Specific */
125 #define __NR_rt_sigqueueinfo 106 /* Linux Specific */
126 #define __NR_rt_sigsuspend 107 /* Linux Specific */
127 #define __NR_setresuid32 108 /* Linux Specific, sigvec under SunOS */
128 #define __NR_getresuid32 109 /* Linux Specific, sigblock under SunOS */
129 #define __NR_setresgid32 110 /* Linux Specific, sigsetmask under SunOS */
130 #define __NR_getresgid32 111 /* Linux Specific, sigpause under SunOS */
131 #define __NR_setregid32 112 /* Linux sparc32, sigstack under SunOS */
132 #define __NR_recvmsg 113 /* Common */
133 #define __NR_sendmsg 114 /* Common */
134 #define __NR_getgroups32 115 /* Linux sparc32, vtrace under SunOS */
135 #define __NR_gettimeofday 116 /* Common */
136 #define __NR_getrusage 117 /* Common */
137 #define __NR_getsockopt 118 /* Common */
138 #define __NR_getcwd 119 /* Linux Specific */
139 #define __NR_readv 120 /* Common */
140 #define __NR_writev 121 /* Common */
141 #define __NR_settimeofday 122 /* Common */
142 #define __NR_fchown 123 /* Common */
143 #define __NR_fchmod 124 /* Common */
144 #define __NR_recvfrom 125 /* Common */
145 #define __NR_setreuid 126 /* Common */
146 #define __NR_setregid 127 /* Common */
147 #define __NR_rename 128 /* Common */
148 #define __NR_truncate 129 /* Common */
149 #define __NR_ftruncate 130 /* Common */
150 #define __NR_flock 131 /* Common */
151 #define __NR_lstat64 132 /* Linux Specific */
152 #define __NR_sendto 133 /* Common */
153 #define __NR_shutdown 134 /* Common */
154 #define __NR_socketpair 135 /* Common */
155 #define __NR_mkdir 136 /* Common */
156 #define __NR_rmdir 137 /* Common */
157 #define __NR_utimes 138 /* SunOS Specific */
158 #define __NR_stat64 139 /* Linux Specific */
159 #define __NR_sendfile64 140 /* adjtime under SunOS */
160 #define __NR_getpeername 141 /* Common */
161 #define __NR_futex 142 /* gethostid under SunOS */
162 #define __NR_gettid 143 /* ENOSYS under SunOS */
163 #define __NR_getrlimit 144 /* Common */
164 #define __NR_setrlimit 145 /* Common */
165 #define __NR_pivot_root 146 /* Linux Specific, killpg under SunOS */
166 #define __NR_prctl 147 /* ENOSYS under SunOS */
167 #define __NR_pciconfig_read 148 /* ENOSYS under SunOS */
168 #define __NR_pciconfig_write 149 /* ENOSYS under SunOS */
169 #define __NR_getsockname 150 /* Common */
170 #define __NR_inotify_init 151 /* Linux specific */
171 #define __NR_inotify_add_watch 152 /* Linux specific */
172 #define __NR_poll 153 /* Common */
173 #define __NR_getdents64 154 /* Linux specific */
174 #define __NR_fcntl64 155 /* Linux sparc32 Specific */
175 #define __NR_inotify_rm_watch 156 /* Linux specific */
176 #define __NR_statfs 157 /* Common */
177 #define __NR_fstatfs 158 /* Common */
178 #define __NR_umount 159 /* Common */
179 #define __NR_sched_set_affinity 160 /* Linux specific, async_daemon under SunOS */
180 #define __NR_sched_get_affinity 161 /* Linux specific, getfh under SunOS */
181 #define __NR_getdomainname 162 /* SunOS Specific */
182 #define __NR_setdomainname 163 /* Common */
183 /* #define __NR_utrap_install 164 Linux sparc64 specific */
184 #define __NR_quotactl 165 /* Common */
185 #define __NR_set_tid_address 166 /* Linux specific, exportfs under SunOS */
186 #define __NR_mount 167 /* Common */
187 #define __NR_ustat 168 /* Common */
188 #define __NR_setxattr 169 /* SunOS: semsys */
189 #define __NR_lsetxattr 170 /* SunOS: msgsys */
190 #define __NR_fsetxattr 171 /* SunOS: shmsys */
191 #define __NR_getxattr 172 /* SunOS: auditsys */
192 #define __NR_lgetxattr 173 /* SunOS: rfssys */
193 #define __NR_getdents 174 /* Common */
194 #define __NR_setsid 175 /* Common */
195 #define __NR_fchdir 176 /* Common */
196 #define __NR_fgetxattr 177 /* SunOS: fchroot */
197 #define __NR_listxattr 178 /* SunOS: vpixsys */
198 #define __NR_llistxattr 179 /* SunOS: aioread */
199 #define __NR_flistxattr 180 /* SunOS: aiowrite */
200 #define __NR_removexattr 181 /* SunOS: aiowait */
201 #define __NR_lremovexattr 182 /* SunOS: aiocancel */
202 #define __NR_sigpending 183 /* Common */
203 #define __NR_query_module 184 /* Linux Specific */
204 #define __NR_setpgid 185 /* Common */
205 #define __NR_fremovexattr 186 /* SunOS: pathconf */
206 #define __NR_tkill 187 /* SunOS: fpathconf */
207 #define __NR_exit_group 188 /* Linux specific, sysconf undef SunOS */
208 #define __NR_uname 189 /* Linux Specific */
209 #define __NR_init_module 190 /* Linux Specific */
210 #define __NR_personality 191 /* Linux Specific */
211 #define __NR_remap_file_pages 192 /* Linux Specific */
212 #define __NR_epoll_create 193 /* Linux Specific */
213 #define __NR_epoll_ctl 194 /* Linux Specific */
214 #define __NR_epoll_wait 195 /* Linux Specific */
215 #define __NR_ioprio_set 196 /* Linux Specific */
216 #define __NR_getppid 197 /* Linux Specific */
217 #define __NR_sigaction 198 /* Linux Specific */
218 #define __NR_sgetmask 199 /* Linux Specific */
219 #define __NR_ssetmask 200 /* Linux Specific */
220 #define __NR_sigsuspend 201 /* Linux Specific */
221 #define __NR_oldlstat 202 /* Linux Specific */
222 #define __NR_uselib 203 /* Linux Specific */
223 #define __NR_readdir 204 /* Linux Specific */
224 #define __NR_readahead 205 /* Linux Specific */
225 #define __NR_socketcall 206 /* Linux Specific */
226 #define __NR_syslog 207 /* Linux Specific */
227 #define __NR_lookup_dcookie 208 /* Linux Specific */
228 #define __NR_fadvise64 209 /* Linux Specific */
229 #define __NR_fadvise64_64 210 /* Linux Specific */
230 #define __NR_tgkill 211 /* Linux Specific */
231 #define __NR_waitpid 212 /* Linux Specific */
232 #define __NR_swapoff 213 /* Linux Specific */
233 #define __NR_sysinfo 214 /* Linux Specific */
234 #define __NR_ipc 215 /* Linux Specific */
235 #define __NR_sigreturn 216 /* Linux Specific */
236 #define __NR_clone 217 /* Linux Specific */
237 #define __NR_ioprio_get 218 /* Linux Specific */
238 #define __NR_adjtimex 219 /* Linux Specific */
239 #define __NR_sigprocmask 220 /* Linux Specific */
240 #define __NR_create_module 221 /* Linux Specific */
241 #define __NR_delete_module 222 /* Linux Specific */
242 #define __NR_get_kernel_syms 223 /* Linux Specific */
243 #define __NR_getpgid 224 /* Linux Specific */
244 #define __NR_bdflush 225 /* Linux Specific */
245 #define __NR_sysfs 226 /* Linux Specific */
246 #define __NR_afs_syscall 227 /* Linux Specific */
247 #define __NR_setfsuid 228 /* Linux Specific */
248 #define __NR_setfsgid 229 /* Linux Specific */
249 #define __NR__newselect 230 /* Linux Specific */
250 #define __NR_time 231 /* Linux Specific */
251 #define __NR_splice 232 /* Linux Specific */
252 #define __NR_stime 233 /* Linux Specific */
253 #define __NR_statfs64 234 /* Linux Specific */
254 #define __NR_fstatfs64 235 /* Linux Specific */
255 #define __NR__llseek 236 /* Linux Specific */
256 #define __NR_mlock 237
257 #define __NR_munlock 238
258 #define __NR_mlockall 239
259 #define __NR_munlockall 240
260 #define __NR_sched_setparam 241
261 #define __NR_sched_getparam 242
262 #define __NR_sched_setscheduler 243
263 #define __NR_sched_getscheduler 244
264 #define __NR_sched_yield 245
265 #define __NR_sched_get_priority_max 246
266 #define __NR_sched_get_priority_min 247
267 #define __NR_sched_rr_get_interval 248
268 #define __NR_nanosleep 249
269 #define __NR_mremap 250
270 #define __NR__sysctl 251
271 #define __NR_getsid 252
272 #define __NR_fdatasync 253
273 #define __NR_nfsservctl 254
274 #define __NR_sync_file_range 255
275 #define __NR_clock_settime 256
276 #define __NR_clock_gettime 257
277 #define __NR_clock_getres 258
278 #define __NR_clock_nanosleep 259
279 #define __NR_sched_getaffinity 260
280 #define __NR_sched_setaffinity 261
281 #define __NR_timer_settime 262
282 #define __NR_timer_gettime 263
283 #define __NR_timer_getoverrun 264
284 #define __NR_timer_delete 265
285 #define __NR_timer_create 266
286 /* #define __NR_vserver 267 Reserved for VSERVER */
287 #define __NR_io_setup 268
288 #define __NR_io_destroy 269
289 #define __NR_io_submit 270
290 #define __NR_io_cancel 271
291 #define __NR_io_getevents 272
292 #define __NR_mq_open 273
293 #define __NR_mq_unlink 274
294 #define __NR_mq_timedsend 275
295 #define __NR_mq_timedreceive 276
296 #define __NR_mq_notify 277
297 #define __NR_mq_getsetattr 278
298 #define __NR_waitid 279
300 #define __NR_add_key 281
301 #define __NR_request_key 282
302 #define __NR_keyctl 283
303 #define __NR_openat 284
304 #define __NR_mkdirat 285
305 #define __NR_mknodat 286
306 #define __NR_fchownat 287
307 #define __NR_futimesat 288
308 #define __NR_fstatat64 289
309 #define __NR_unlinkat 290
310 #define __NR_renameat 291
311 #define __NR_linkat 292
312 #define __NR_symlinkat 293
313 #define __NR_readlinkat 294
314 #define __NR_fchmodat 295
315 #define __NR_faccessat 296
316 #define __NR_pselect6 297
317 #define __NR_ppoll 298
318 #define __NR_unshare 299
320 /* WARNING: You MAY NOT add syscall numbers larger than 299, since
321 * all of the syscall tables in the Sparc kernel are
322 * sized to have 299 entries (starting at zero). Therefore
323 * find a free slot in the 0-299 range.
326 #define _syscall0(type,name) \
330 register long __g1 __asm__ ("g1") = __NR_##name; \
331 __asm__ __volatile__ ("t 0x10\n\t" \
334 "sub %%g0, %%o0, %0\n\t" \
339 if (__res < -255 || __res >= 0) \
340 return (type) __res; \
345 #define _syscall1(type,name,type1,arg1) \
346 type name(type1 arg1) \
349 register long __g1 __asm__ ("g1") = __NR_##name; \
350 register long __o0 __asm__ ("o0") = (long)(arg1); \
351 __asm__ __volatile__ ("t 0x10\n\t" \
354 "sub %%g0, %%o0, %0\n\t" \
356 : "=r" (__res), "=&r" (__o0) \
357 : "1" (__o0), "r" (__g1) \
359 if (__res < -255 || __res >= 0) \
360 return (type) __res; \
365 #define _syscall2(type,name,type1,arg1,type2,arg2) \
366 type name(type1 arg1,type2 arg2) \
369 register long __g1 __asm__ ("g1") = __NR_##name; \
370 register long __o0 __asm__ ("o0") = (long)(arg1); \
371 register long __o1 __asm__ ("o1") = (long)(arg2); \
372 __asm__ __volatile__ ("t 0x10\n\t" \
375 "sub %%g0, %%o0, %0\n\t" \
377 : "=r" (__res), "=&r" (__o0) \
378 : "1" (__o0), "r" (__o1), "r" (__g1) \
380 if (__res < -255 || __res >= 0) \
381 return (type) __res; \
386 #define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \
387 type name(type1 arg1,type2 arg2,type3 arg3) \
390 register long __g1 __asm__ ("g1") = __NR_##name; \
391 register long __o0 __asm__ ("o0") = (long)(arg1); \
392 register long __o1 __asm__ ("o1") = (long)(arg2); \
393 register long __o2 __asm__ ("o2") = (long)(arg3); \
394 __asm__ __volatile__ ("t 0x10\n\t" \
397 "sub %%g0, %%o0, %0\n\t" \
399 : "=r" (__res), "=&r" (__o0) \
400 : "1" (__o0), "r" (__o1), "r" (__o2), "r" (__g1) \
402 if (__res < -255 || __res>=0) \
403 return (type) __res; \
408 #define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \
409 type name (type1 arg1, type2 arg2, type3 arg3, type4 arg4) \
412 register long __g1 __asm__ ("g1") = __NR_##name; \
413 register long __o0 __asm__ ("o0") = (long)(arg1); \
414 register long __o1 __asm__ ("o1") = (long)(arg2); \
415 register long __o2 __asm__ ("o2") = (long)(arg3); \
416 register long __o3 __asm__ ("o3") = (long)(arg4); \
417 __asm__ __volatile__ ("t 0x10\n\t" \
420 "sub %%g0, %%o0, %0\n\t" \
422 : "=r" (__res), "=&r" (__o0) \
423 : "1" (__o0), "r" (__o1), "r" (__o2), "r" (__o3), "r" (__g1) \
425 if (__res < -255 || __res>=0) \
426 return (type) __res; \
431 #define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \
433 type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5) \
436 register long __g1 __asm__ ("g1") = __NR_##name; \
437 register long __o0 __asm__ ("o0") = (long)(arg1); \
438 register long __o1 __asm__ ("o1") = (long)(arg2); \
439 register long __o2 __asm__ ("o2") = (long)(arg3); \
440 register long __o3 __asm__ ("o3") = (long)(arg4); \
441 register long __o4 __asm__ ("o4") = (long)(arg5); \
442 __asm__ __volatile__ ("t 0x10\n\t" \
445 "sub %%g0, %%o0, %0\n\t" \
447 : "=r" (__res), "=&r" (__o0) \
448 : "1" (__o0), "r" (__o1), "r" (__o2), "r" (__o3), "r" (__o4), "r" (__g1) \
450 if (__res < -255 || __res>=0) \
451 return (type) __res; \
457 #define __ARCH_WANT_IPC_PARSE_VERSION
458 #define __ARCH_WANT_OLD_READDIR
459 #define __ARCH_WANT_STAT64
460 #define __ARCH_WANT_SYS_ALARM
461 #define __ARCH_WANT_SYS_GETHOSTNAME
462 #define __ARCH_WANT_SYS_PAUSE
463 #define __ARCH_WANT_SYS_SGETMASK
464 #define __ARCH_WANT_SYS_SIGNAL
465 #define __ARCH_WANT_SYS_TIME
466 #define __ARCH_WANT_SYS_UTIME
467 #define __ARCH_WANT_SYS_WAITPID
468 #define __ARCH_WANT_SYS_SOCKETCALL
469 #define __ARCH_WANT_SYS_FADVISE64
470 #define __ARCH_WANT_SYS_GETPGRP
471 #define __ARCH_WANT_SYS_LLSEEK
472 #define __ARCH_WANT_SYS_NICE
473 #define __ARCH_WANT_SYS_OLD_GETRLIMIT
474 #define __ARCH_WANT_SYS_OLDUMOUNT
475 #define __ARCH_WANT_SYS_SIGPENDING
476 #define __ARCH_WANT_SYS_SIGPROCMASK
477 #define __ARCH_WANT_SYS_RT_SIGSUSPEND
480 #ifdef __KERNEL_SYSCALLS__
482 #include <linux/compiler.h>
483 #include <linux/types.h>
486 * we need this inline - forking from kernel space will result
487 * in NO COPY ON WRITE (!!!), until an execve is executed. This
488 * is no problem, but for the stack. This is handled by not letting
489 * main() use the stack at all after fork(). Thus, no function
490 * calls - which means inline code for fork too, as otherwise we
491 * would use the stack upon exit from 'fork()'.
493 * Actually only pause and fork are needed inline, so that there
494 * won't be any messing with the stack from main(), but we define
497 #define __NR__exit __NR_exit
498 static __inline__ _syscall0(pid_t,setsid)
499 static __inline__ _syscall3(int,write,int,fd,__const__ char *,buf,off_t,count)
500 static __inline__ _syscall3(int,read,int,fd,char *,buf,off_t,count)
501 static __inline__ _syscall3(off_t,lseek,int,fd,off_t,offset,int,count)
502 static __inline__ _syscall1(int,dup,int,fd)
503 static __inline__ _syscall3(int,execve,__const__ char *,file,char **,argv,char **,envp)
504 static __inline__ _syscall3(int,open,__const__ char *,file,int,flag,int,mode)
505 static __inline__ _syscall1(int,close,int,fd)
506 static __inline__ _syscall3(pid_t,waitpid,pid_t,pid,int *,wait_stat,int,options)
508 #include <linux/linkage.h>
510 asmlinkage unsigned long sys_mmap(
511 unsigned long addr, unsigned long len,
512 unsigned long prot, unsigned long flags,
513 unsigned long fd, unsigned long off);
514 asmlinkage unsigned long sys_mmap2(
515 unsigned long addr, unsigned long len,
516 unsigned long prot, unsigned long flags,
517 unsigned long fd, unsigned long pgoff);
519 asmlinkage long sys_rt_sigaction(int sig,
520 const struct sigaction __user *act,
521 struct sigaction __user *oact,
522 void __user *restorer,
525 #endif /* __KERNEL_SYSCALLS__ */
528 * "Conditional" syscalls
530 * What we want is __attribute__((weak,alias("sys_ni_syscall"))),
531 * but it doesn't work on all toolchains, so we just do it by hand
533 #define cond_syscall(x) asm(".weak\t" #x "\n\t.set\t" #x ",sys_ni_syscall")
535 #endif /* _SPARC_UNISTD_H */
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