ref: aac963bab444439931935d99e557fcb33b9b6878
parent: 5e8a15598f1399a8b0a296dac2af139e1ba28e16
author: akoshibe <[email protected]>
date: Tue Aug 5 20:06:26 EDT 2014
Parts of syscall wrapper for FreeBSD
--- a/configure
+++ b/configure
@@ -45,6 +45,11 @@
echo '#define Fprefix "_"' >> config.h
echo 'export SYS=osx' >> config.mk
;;
+ *FreeBSD*)
+ echo '#define Asmcmd "as -g -o %s %s"' >> config.h
+ echo '#define Fprefix ""' >> config.h
+ echo 'export SYS=freebsd' >> config.mk
+ ;;
*)
echo ''
echo ''
--- /dev/null
+++ b/libstd/sys-freebsd.myr
@@ -1,0 +1,595 @@
+use "types.use"
+use "varargs.use"
+
+pkg std =
+ type scno = int64 /*syscall*/
+ type fdopt = int64 /* fd options */
+ type fd = int64 /* fd */
+ type mprot = int64 /* memory protection */
+ type mopt = int64 /* memory mapping options */
+ type socktype = int64 /* socket type */
+ type sockproto = int64 /* socket protocol */
+ type sockfam = uint8 /* socket family */
+ type filemode = uint16
+
+ type clock = union
+ `Clockrealtime
+ `Clockrealtime_precise
+ `Clockrealtime_fast
+ `Clockmonotonic
+ `Clockmonotonic_precise
+ `Clockmonotonic_fast
+ `Clockuptime
+ `Clockuptime_precise
+ `Clockuptime_fast
+ `Clockvirtual
+ `Clockprof
+ `Clocksecond
+ ;;
+
+ type timespec = struct
+ sec : uint64
+ nsec : uint64
+ ;;
+
+ type timeval = struct
+ sec : uint64
+ usec : uint64
+ ;;
+
+ type rusage = struct
+ utime : timeval /* user time */
+ stime : timeval /* system time */
+ maxrss : uint64 /* max resident set size*/
+ ixrss : uint64 /* shared text size */
+ idrss : uint64 /* unshared data size */
+ isrss : uint64 /* unshared stack size */
+ minflt : uint64 /* page reclaims */
+ majflt : uint64 /* page faults */
+ nswap : uint64 /* swaps */
+ inblock : uint64 /* block input ops */
+ oublock : uint64 /* block output ops */
+ msgsnd : uint64 /* messages sent */
+ msgrcv : uint64 /* messages received */
+ nsignals : uint64 /* signals received */
+ nvcsw : uint64 /* voluntary context switches */
+ nivcsw : uint64 /* involuntary context switches */
+ ;;
+
+ type statbuf = struct
+ dev : uint32
+ ino : uint32
+ mode : filemode
+ nlink : uint16
+ uid : uint32
+ gid : uint32
+ rdev : uint32
+ atim : timespec
+ mtim : timespec
+ ctim : timespec
+ size : int64
+ blocks : int64
+ blksize : uint32
+ flags : uint32
+ gen : uint32
+ lspare : int32
+ birthtim : timespec
+ ;;
+
+ type utsname = struct
+ sysname : byte[256]
+ nodename : byte[256]
+ release : byte[256]
+ version : byte[256]
+ machine : byte[256]
+ ;;
+
+ type sockaddr = struct
+ len : byte
+ fam : sockfam
+ data : byte[14] /* what is the *actual* length? */
+ ;;
+
+ type sockaddr_in = struct
+ len : byte
+ fam : sockfam
+ port : uint16
+ addr : uint32 /* should this be byte[4]? */
+ zero : byte[8]
+ ;;
+
+ type sockaddr_storage = struct
+ len : byte
+ fam : sockfam
+ __pad1 : byte[6]
+ __align : int64
+ __pad2 : byte[112]
+ ;;
+
+ type dirent = struct
+ fileno : uint32
+ reclen : uint16
+ type : filetype
+ namelen : uint8
+ name : byte[256]
+ ;;
+
+ /* stat modes */
+ const Sifmt : filemode = 0xf000
+ const Sififo : filemode = 0x1000
+ const Sifchr : filemode = 0x2000
+ const Sifdir : filemode = 0x4000
+ const Sifblk : filemode = 0x6000
+ const Sifreg : filemode = 0x8000
+ const Siflnk : filemode = 0xa000
+ const Sifsock : filemode = 0xc000
+
+ /* file types */
+ const Dtunknown : filetype = 0
+ const Dtfifo : filetype = 1
+ const Dtchr : filetype = 2
+ const Dtdir : filetype = 4
+ const Dtblk : filetype = 6
+ const Dtreg : filetype = 8
+ const Dtlnk : filetype = 10
+ const Dtsock : filetype = 12
+ const Dtwht : filetype = 14
+ const Syssyscall : scno = 0
+ const Sysexit : scno = 1
+ const Sysfork : scno = 2
+ const Sysread : scno = 3
+ const Syswrite : scno = 4
+ const Sysopen : scno = 5
+ const Sysclose : scno = 6
+ const Syswait4 : scno = 7
+ const Syslink : scno = 9
+ const Sysunlink : scno = 10
+ const Syschdir : scno = 12
+ const Sysfchdir : scno = 13
+ const Sysmknod : scno = 14
+ const Syschmod : scno = 15
+ const Syschown : scno = 16
+ const Sysbreak : scno = 17
+ const Sysfreebsd4_getfsstat : scno = 18
+ const Sysgetpid : scno = 20
+ const Sysmount : scno = 21
+ const Sysunmount : scno = 22
+ const Syssetuid : scno = 23
+ const Sysgetuid : scno = 24
+ const Sysgeteuid : scno = 25
+ const Sysptrace : scno = 26
+ const Sysrecvmsg : scno = 27
+ const Syssendmsg : scno = 28
+ const Sysrecvfrom : scno = 29
+ const Sysaccept : scno = 30
+ const Sysgetpeername : scno = 31
+ const Sysgetsockname : scno = 32
+ const Sysaccess : scno = 33
+ const Syschflags : scno = 34
+ const Sysfchflags : scno = 35
+ const Syssync : scno = 36
+ const Syskill : scno = 37
+ const Sysgetppid : scno = 39
+ const Sysdup : scno = 41
+ const Syspipe : scno = 42
+ const Sysgetegid : scno = 43
+ const Sysprofil : scno = 44
+ const Sysktrace : scno = 45
+ const Sysgetgid : scno = 47
+ const Sysgetlogin : scno = 49
+ const Syssetlogin : scno = 50
+ const Sysacct : scno = 51
+ const Syssigaltstack : scno = 53
+ const Sysioctl : scno = 54
+ const Sysreboot : scno = 55
+ const Sysrevoke : scno = 56
+ const Syssymlink : scno = 57
+ const Sysreadlink : scno = 58
+ const Sysexecve : scno = 59
+ const Sysumask : scno = 60
+ const Syschroot : scno = 61
+ const Sysmsync : scno = 65
+ const Sysvfork : scno = 66
+ const Syssbrk : scno = 69
+ const Syssstk : scno = 70
+ const Sysvadvise : scno = 72
+ const Sysmunmap : scno = 73
+ const Sysmprotect : scno = 74
+ const Sysmadvise : scno = 75
+ const Sysmincore : scno = 78
+ const Sysgetgroups : scno = 79
+ const Syssetgroups : scno = 80
+ const Sysgetpgrp : scno = 81
+ const Syssetpgid : scno = 82
+ const Syssetitimer : scno = 83
+ const Sysswapon : scno = 85
+ const Sysgetitimer : scno = 86
+ const Sysgetdtablesize : scno = 89
+ const Sysdup2 : scno = 90
+ const Sysfcntl : scno = 92
+ const Sysselect : scno = 93
+ const Sysfsync : scno = 95
+ const Syssetpriority : scno = 96
+ const Syssocket : scno = 97
+ const Sysconnect : scno = 98
+ const Sysgetpriority : scno = 100
+ const Sysbind : scno = 104
+ const Syssetsockopt : scno = 105
+ const Syslisten : scno = 106
+ const Sysgettimeofday : scno = 116
+ const Sysgetrusage : scno = 117
+ const Sysgetsockopt : scno = 118
+ const Sysreadv : scno = 120
+ const Syswritev : scno = 121
+ const Syssettimeofday : scno = 122
+ const Sysfchown : scno = 123
+ const Sysfchmod : scno = 124
+ const Syssetreuid : scno = 126
+ const Syssetregid : scno = 127
+ const Sysrename : scno = 128
+ const Sysflock : scno = 131
+ const Sysmkfifo : scno = 132
+ const Syssendto : scno = 133
+ const Sysshutdown : scno = 134
+ const Syssocketpair : scno = 135
+ const Sysmkdir : scno = 136
+ const Sysrmdir : scno = 137
+ const Sysutimes : scno = 138
+ const Sysadjtime : scno = 140
+ const Syssetsid : scno = 147
+ const Sysquotactl : scno = 148
+ const Sysnlm_syscall : scno = 154
+ const Sysnfssvc : scno = 155
+ const Sysfreebsd4_statfs : scno = 157
+ const Sysfreebsd4_fstatfs : scno = 158
+ const Syslgetfh : scno = 160
+ const Sysgetfh : scno = 161
+ const Sysfreebsd4_getdomainname : scno = 162
+ const Sysfreebsd4_setdomainname : scno = 163
+ const Sysfreebsd4_uname : scno = 164
+ const Syssysarch : scno = 165
+ const Sysrtprio : scno = 166
+ const Syssemsys : scno = 169
+ const Sysmsgsys : scno = 170
+ const Sysshmsys : scno = 171
+ const Sysfreebsd6_pread : scno = 173
+ const Sysfreebsd6_pwrite : scno = 174
+ const Syssetfib : scno = 175
+ const Sysntp_adjtime : scno = 176
+ const Syssetgid : scno = 181
+ const Syssetegid : scno = 182
+ const Sysseteuid : scno = 183
+ const Sysstat : scno = 188
+ const Sysfstat : scno = 189
+ const Syslstat : scno = 190
+ const Syspathconf : scno = 191
+ const Sysfpathconf : scno = 192
+ const Sysgetrlimit : scno = 194
+ const Syssetrlimit : scno = 195
+ const Sysgetdirentries : scno = 196
+ const Sysfreebsd6_mmap : scno = 197
+ const Sys__syscall : scno = 198
+ const Sysfreebsd6_lseek : scno = 199
+ const Sysfreebsd6_truncate : scno = 200
+ const Sysfreebsd6_ftruncate : scno = 201
+ const Sys__sysctl : scno = 202
+ const Sysmlock : scno = 203
+ const Sysmunlock : scno = 204
+ const Sysundelete : scno = 205
+ const Sysfutimes : scno = 206
+ const Sysgetpgid : scno = 207
+ const Syspoll : scno = 209
+ const Sysfreebsd7___semctl : scno = 220
+ const Syssemget : scno = 221
+ const Syssemop : scno = 222
+ const Sysfreebsd7_msgctl : scno = 224
+ const Sysmsgget : scno = 225
+ const Sysmsgsnd : scno = 226
+ const Sysmsgrcv : scno = 227
+ const Sysshmat : scno = 228
+ const Sysfreebsd7_shmctl : scno = 229
+ const Sysshmdt : scno = 230
+ const Sysshmget : scno = 231
+ const Sysclock_gettime : scno = 232
+ const Sysclock_settime : scno = 233
+ const Sysclock_getres : scno = 234
+ const Sysktimer_create : scno = 235
+ const Sysktimer_delete : scno = 236
+ const Sysktimer_settime : scno = 237
+ const Sysktimer_gettime : scno = 238
+ const Sysktimer_getoverrun : scno = 239
+ const Sysnanosleep : scno = 240
+ const Sysffclock_getcounter : scno = 241
+ const Sysffclock_setestimate : scno = 242
+ const Sysffclock_getestimate : scno = 243
+ const Sysclock_getcpuclockid2 : scno = 247
+ const Sysntp_gettime : scno = 248
+ const Sysminherit : scno = 250
+ const Sysrfork : scno = 251
+ const Sysopenbsd_poll : scno = 252
+ const Sysissetugid : scno = 253
+ const Syslchown : scno = 254
+ const Sysaio_read : scno = 255
+ const Sysaio_write : scno = 256
+ const Syslio_listio : scno = 257
+ const Sysgetdents : scno = 272
+ const Syslchmod : scno = 274
+ const Sysnetbsd_lchown : scno = 275
+ const Syslutimes : scno = 276
+ const Sysnetbsd_msync : scno = 277
+ const Sysnstat : scno = 278
+ const Sysnfstat : scno = 279
+ const Sysnlstat : scno = 280
+ const Syspreadv : scno = 289
+ const Syspwritev : scno = 290
+ const Sysfreebsd4_fhstatfs : scno = 297
+ const Sysfhopen : scno = 298
+ const Sysfhstat : scno = 299
+ const Sysmodnext : scno = 300
+ const Sysmodstat : scno = 301
+ const Sysmodfnext : scno = 302
+ const Sysmodfind : scno = 303
+ const Syskldload : scno = 304
+ const Syskldunload : scno = 305
+ const Syskldfind : scno = 306
+ const Syskldnext : scno = 307
+ const Syskldstat : scno = 308
+ const Syskldfirstmod : scno = 309
+ const Sysgetsid : scno = 310
+ const Syssetresuid : scno = 311
+ const Syssetresgid : scno = 312
+ const Sysaio_return : scno = 314
+ const Sysaio_suspend : scno = 315
+ const Sysaio_cancel : scno = 316
+ const Sysaio_error : scno = 317
+ const Sysoaio_read : scno = 318
+ const Sysoaio_write : scno = 319
+ const Sysolio_listio : scno = 320
+ const Sysyield : scno = 321
+ const Sysmlockall : scno = 324
+ const Sysmunlockall : scno = 325
+ const Sys__getcwd : scno = 326
+ const Syssched_setparam : scno = 327
+ const Syssched_getparam : scno = 328
+ const Syssched_setscheduler : scno = 329
+ const Syssched_getscheduler : scno = 330
+ const Syssched_yield : scno = 331
+ const Syssched_get_priority_max : scno = 332
+ const Syssched_get_priority_min : scno = 333
+ const Syssched_rr_get_interval : scno = 334
+ const Sysutrace : scno = 335
+ const Sysfreebsd4_sendfile : scno = 336
+ const Syskldsym : scno = 337
+ const Sysjail : scno = 338
+ const Sysnnpfs_syscall : scno = 339
+ const Syssigprocmask : scno = 340
+ const Syssigsuspend : scno = 341
+ const Sysfreebsd4_sigaction : scno = 342
+ const Syssigpending : scno = 343
+ const Sysfreebsd4_sigreturn : scno = 344
+ const Syssigtimedwait : scno = 345
+ const Syssigwaitinfo : scno = 346
+ const Sys__acl_get_file : scno = 347
+ const Sys__acl_set_file : scno = 348
+ const Sys__acl_get_fd : scno = 349
+ const Sys__acl_set_fd : scno = 350
+ const Sys__acl_delete_file : scno = 351
+ const Sys__acl_delete_fd : scno = 352
+ const Sys__acl_aclcheck_file : scno = 353
+ const Sys__acl_aclcheck_fd : scno = 354
+ const Sysextattrctl : scno = 355
+ const Sysextattr_set_file : scno = 356
+ const Sysextattr_get_file : scno = 357
+ const Sysextattr_delete_file : scno = 358
+ const Sysaio_waitcomplete : scno = 359
+ const Sysgetresuid : scno = 360
+ const Sysgetresgid : scno = 361
+ const Syskqueue : scno = 362
+ const Syskevent : scno = 363
+ const Sysextattr_set_fd : scno = 371
+ const Sysextattr_get_fd : scno = 372
+ const Sysextattr_delete_fd : scno = 373
+ const Sys__setugid : scno = 374
+ const Syseaccess : scno = 376
+ const Sysafs3_syscall : scno = 377
+ const Sysnmount : scno = 378
+ const Sys__mac_get_proc : scno = 384
+ const Sys__mac_set_proc : scno = 385
+ const Sys__mac_get_fd : scno = 386
+ const Sys__mac_get_file : scno = 387
+ const Sys__mac_set_fd : scno = 388
+ const Sys__mac_set_file : scno = 389
+ const Syskenv : scno = 390
+ const Syslchflags : scno = 391
+ const Sysuuidgen : scno = 392
+ const Syssendfile : scno = 393
+ const Sysmac_syscall : scno = 394
+ const Sysgetfsstat : scno = 395
+ const Sysstatfs : scno = 396
+ const Sysfstatfs : scno = 397
+ const Sysfhstatfs : scno = 398
+ const Sysksem_close : scno = 400
+ const Sysksem_post : scno = 401
+ const Sysksem_wait : scno = 402
+ const Sysksem_trywait : scno = 403
+ const Sysksem_init : scno = 404
+ const Sysksem_open : scno = 405
+ const Sysksem_unlink : scno = 406
+ const Sysksem_getvalue : scno = 407
+ const Sysksem_destroy : scno = 408
+ const Sys__mac_get_pid : scno = 409
+ const Sys__mac_get_link : scno = 410
+ const Sys__mac_set_link : scno = 411
+ const Sysextattr_set_link : scno = 412
+ const Sysextattr_get_link : scno = 413
+ const Sysextattr_delete_link : scno = 414
+ const Sys__mac_execve : scno = 415
+ const Syssigaction : scno = 416
+ const Syssigreturn : scno = 417
+ const Sysgetcontext : scno = 421
+ const Syssetcontext : scno = 422
+ const Sysswapcontext : scno = 423
+ const Sysswapoff : scno = 424
+ const Sys__acl_get_link : scno = 425
+ const Sys__acl_set_link : scno = 426
+ const Sys__acl_delete_link : scno = 427
+ const Sys__acl_aclcheck_link : scno = 428
+ const Syssigwait : scno = 429
+ const Systhr_create : scno = 430
+ const Systhr_exit : scno = 431
+ const Systhr_self : scno = 432
+ const Systhr_kill : scno = 433
+ const Sys_umtx_lock : scno = 434
+ const Sys_umtx_unlock : scno = 435
+ const Sysjail_attach : scno = 436
+ const Sysextattr_list_fd : scno = 437
+ const Sysextattr_list_file : scno = 438
+ const Sysextattr_list_link : scno = 439
+ const Sysksem_timedwait : scno = 441
+ const Systhr_suspend : scno = 442
+ const Systhr_wake : scno = 443
+ const Syskldunloadf : scno = 444
+ const Sysaudit : scno = 445
+ const Sysauditon : scno = 446
+ const Sysgetauid : scno = 447
+ const Syssetauid : scno = 448
+ const Sysgetaudit : scno = 449
+ const Syssetaudit : scno = 450
+ const Sysgetaudit_addr : scno = 451
+ const Syssetaudit_addr : scno = 452
+ const Sysauditctl : scno = 453
+ const Sys_umtx_op : scno = 454
+ const Systhr_new : scno = 455
+ const Syssigqueue : scno = 456
+ const Syskmq_open : scno = 457
+ const Syskmq_setattr : scno = 458
+ const Syskmq_timedreceive : scno = 459
+ const Syskmq_timedsend : scno = 460
+ const Syskmq_notify : scno = 461
+ const Syskmq_unlink : scno = 462
+ const Sysabort2 : scno = 463
+ const Systhr_set_name : scno = 464
+ const Sysaio_fsync : scno = 465
+ const Sysrtprio_thread : scno = 466
+ const Syssctp_peeloff : scno = 471
+ const Syssctp_generic_sendmsg : scno = 472
+ const Syssctp_generic_sendmsg_iov : scno = 473
+ const Syssctp_generic_recvmsg : scno = 474
+ const Syspread : scno = 475
+ const Syspwrite : scno = 476
+ const Sysmmap : scno = 477
+ const Syslseek : scno = 478
+ const Systruncate : scno = 479
+ const Sysftruncate : scno = 480
+ const Systhr_kill2 : scno = 481
+ const Sysshm_open : scno = 482
+ const Sysshm_unlink : scno = 483
+ const Syscpuset : scno = 484
+ const Syscpuset_setid : scno = 485
+ const Syscpuset_getid : scno = 486
+ const Syscpuset_getaffinity : scno = 487
+ const Syscpuset_setaffinity : scno = 488
+ const Sysfaccessat : scno = 489
+ const Sysfchmodat : scno = 490
+ const Sysfchownat : scno = 491
+ const Sysfexecve : scno = 492
+ const Sysfstatat : scno = 493
+ const Sysfutimesat : scno = 494
+ const Syslinkat : scno = 495
+ const Sysmkdirat : scno = 496
+ const Sysmkfifoat : scno = 497
+ const Sysmknodat : scno = 498
+ const Sysopenat : scno = 499
+ const Sysreadlinkat : scno = 500
+ const Sysrenameat : scno = 501
+ const Syssymlinkat : scno = 502
+ const Sysunlinkat : scno = 503
+ const Sysposix_openpt : scno = 504
+ const Sysgssd_syscall : scno = 505
+ const Sysjail_get : scno = 506
+ const Sysjail_set : scno = 507
+ const Sysjail_remove : scno = 508
+ const Sysclosefrom : scno = 509
+ const Sys__semctl : scno = 510
+ const Sysmsgctl : scno = 511
+ const Sysshmctl : scno = 512
+ const Syslpathconf : scno = 513
+ const Sys__cap_rights_get : scno = 515
+ const Syscap_enter : scno = 516
+ const Syscap_getmode : scno = 517
+ const Syspdfork : scno = 518
+ const Syspdkill : scno = 519
+ const Syspdgetpid : scno = 520
+ const Syspselect : scno = 522
+ const Sysgetloginclass : scno = 523
+ const Syssetloginclass : scno = 524
+ const Sysrctl_get_racct : scno = 525
+ const Sysrctl_get_rules : scno = 526
+ const Sysrctl_get_limits : scno = 527
+ const Sysrctl_add_rule : scno = 528
+ const Sysrctl_remove_rule : scno = 529
+ const Sysposix_fallocate : scno = 530
+ const Sysposix_fadvise : scno = 531
+ const Syswait6 : scno = 532
+ const Syscap_rights_limit : scno = 533
+ const Syscap_ioctls_limit : scno = 534
+ const Syscap_ioctls_get : scno = 535
+ const Syscap_fcntls_limit : scno = 536
+ const Syscap_fcntls_get : scno = 537
+ const Sysbindat : scno = 538
+ const Sysconnectat : scno = 539
+ const Syschflagsat : scno = 540
+ const Sysaccept4 : scno = 541
+ const Syspipe2 : scno = 542
+ const Sysaio_mlock : scno = 543
+ const Sysprocctl : scno = 544
+
+ extern const syscall : (sc:scno, args:... -> int64)
+
+ /* process control */
+ const exit : (status:int -> void)
+ const getpid : ( -> int64)
+ const kill : (pid:int64, sig:int64 -> int64)
+ const fork : (-> int64)
+ const wait4 : (pid:int64, loc:int32#, opt : int64, usage:rusage# -> int64)
+ const waitpid : (pid:int64, loc:int32#, opt : int64 -> int64)
+ const execv : (cmd : byte[:], args : byte[:][:] -> int64)
+ const execve : (cmd : byte[:], args : byte[:][:], env : byte[:][:] -> int64)
+
+ /* fd manipulation */
+ const open : (path:byte[:], opts:fdopt -> fd)
+ const openmode : (path:byte[:], opts:fdopt, mode:int64 -> fd)
+ const close : (fd:fd -> int64)
+ const creat : (path:byte[:], mode:int64 -> fd)
+ const read : (fd:fd, buf:byte[:] -> size)
+ const write : (fd:fd, buf:byte[:] -> size)
+ const lseek : (fd:fd, off:uint64, whence:int64 -> int64)
+ const stat : (path:byte[:], sb:statbuf# -> int64)
+ const lstat : (path:byte[:], sb:statbuf# -> int64)
+ const fstat : (fd:fd, sb:statbuf# -> int64)
+ const mkdir : (path : byte[:], mode : int64 -> int64)
+ const ioctl : (fd:fd, req : int64, args:... -> int64)
+ const getdirentries64 : (fd : fd, buf : byte[:], basep : uint64# -> int64)
+
+ /* networking */
+ const socket : (dom : sockfam, stype : socktype, proto : sockproto -> fd)
+ const connect : (sock : fd, addr : sockaddr#, len : size -> int)
+ const accept : (sock : fd, addr : sockaddr#, len : size# -> fd)
+ const listen : (sock : fd, backlog : int -> int)
+ const bind : (sock : fd, addr : sockaddr#, len : size -> int)
+
+ /* memory mapping */
+ const munmap : (addr:byte#, len:size -> int64)
+ const mmap : (addr:byte#, len:size, prot:mprot, flags:mopt, fd:fd, off:off -> byte#)
+
+ /* time - doublecheck if this is right */
+ const clock_getres : (clk : clock, ts : timespec# -> int32)
+ const clock_gettime : (clk : clock, ts : timespec# -> int32)
+ const clock_settime : (clk : clock, ts : timespec# -> int32)
+ const sleep : (time : uint64 -> int32)
+ const nanosleep : (req : timespec#, rem : timespec# -> int32)
+
+ /* system information */
+ const uname : (buf : utsname# -> int)
+ const sysctl : (mib : int[:], old : byte[:]#, new : byte[:] -> int)
+;;