1 /** 2 * D header file for POSIX. 3 * 4 * on posix SIGUSR1 and SIGUSR2 are used by the gc, and should not be used/handled/blocked 5 * 6 * Copyright: Public Domain 7 * License: Public Domain 8 * Authors: Sean Kelly 9 * Standards: The Open Group Base Specifications Issue 6, IEEE Std 1003.1, 2004 Edition 10 */ 11 module tango.stdc.posix.signal; 12 13 private import tango.stdc.posix.config; 14 version( solaris ) { 15 private import tango.stdc.stdint; 16 } 17 public import tango.stdc.signal; 18 public import tango.stdc.stddef; // for size_t 19 public import tango.stdc.posix.sys.types; // for pid_t 20 //public import tango.stdc.posix.time; // for timespec, now defined here 21 22 extern (C): 23 24 private alias void function(int) sigfn_t; 25 private alias void function(int, siginfo_t*, void*) sigactfn_t; 26 27 // 28 // Required 29 // 30 /* 31 SIG_DFL (defined in tango.stdc.signal) 32 SIG_ERR (defined in tango.stdc.signal) 33 SIG_IGN (defined in tango.stdc.signal) 34 35 sig_atomic_t (defined in tango.stdc.signal) 36 37 SIGEV_NONE 38 SIGEV_SIGNAL 39 SIGEV_THREAD 40 41 union sigval 42 { 43 int sival_int; 44 void* sival_ptr; 45 } 46 47 SIGRTMIN 48 SIGRTMAX 49 50 SIGABRT (defined in tango.stdc.signal) 51 SIGALRM 52 SIGBUS 53 SIGCHLD 54 SIGCONT 55 SIGFPE (defined in tango.stdc.signal) 56 SIGHUP 57 SIGILL (defined in tango.stdc.signal) 58 SIGINT (defined in tango.stdc.signal) 59 SIGKILL 60 SIGPIPE 61 SIGQUIT 62 SIGSEGV (defined in tango.stdc.signal) 63 SIGSTOP 64 SIGTERM (defined in tango.stdc.signal) 65 SIGTSTP 66 SIGTTIN 67 SIGTTOU 68 SIGUSR1 69 SIGUSR2 70 SIGURG 71 72 struct sigaction_t 73 { 74 sigfn_t sa_handler; 75 sigset_t sa_mask; 76 sigactfn_t sa_sigaction; 77 } 78 79 sigfn_t signal(int sig, sigfn_t func); (defined in tango.stdc.signal) 80 int raise(int sig); (defined in tango.stdc.signal) 81 */ 82 83 //SIG_DFL (defined in tango.stdc.signal) 84 //SIG_ERR (defined in tango.stdc.signal) 85 //SIG_IGN (defined in tango.stdc.signal) 86 87 //sig_atomic_t (defined in tango.stdc.signal) 88 89 enum 90 { 91 SIGEV_SIGNAL, 92 SIGEV_NONE, 93 SIGEV_THREAD 94 } 95 96 union sigval 97 { 98 int sival_int; 99 void* sival_ptr; 100 } 101 102 private extern (C) int __libc_current_sigrtmin(); 103 private extern (C) int __libc_current_sigrtmax(); 104 105 alias __libc_current_sigrtmin SIGRTMIN; 106 alias __libc_current_sigrtmax SIGRTMAX; 107 108 version( linux ) 109 { 110 //SIGABRT (defined in tango.stdc.signal) 111 const SIGALRM = 14; 112 const SIGBUS = 7; 113 const SIGCHLD = 17; 114 const SIGCONT = 18; 115 //SIGFPE (defined in tango.stdc.signal) 116 const SIGHUP = 1; 117 //SIGILL (defined in tango.stdc.signal) 118 //SIGINT (defined in tango.stdc.signal) 119 const SIGKILL = 9; 120 const SIGPIPE = 13; 121 const SIGQUIT = 3; 122 //SIGSEGV (defined in tango.stdc.signal) 123 const SIGSTOP = 19; 124 //SIGTERM (defined in tango.stdc.signal) 125 const SIGTSTP = 20; 126 const SIGTTIN = 21; 127 const SIGTTOU = 22; 128 const SIGUSR1 = 10; 129 const SIGUSR2 = 12; 130 const SIGURG = 23; 131 } 132 else version(OSX) 133 { 134 //SIGABRT (defined in tango.stdc.signal) 135 const SIGALRM = 14; 136 const SIGBUS = 10; 137 const SIGCHLD = 20; 138 const SIGCONT = 19; 139 //SIGFPE (defined in tango.stdc.signal) 140 const SIGHUP = 1; 141 //SIGILL (defined in tango.stdc.signal) 142 //SIGINT (defined in tango.stdc.signal) 143 const SIGKILL = 9; 144 const SIGPIPE = 13; 145 const SIGQUIT = 3; 146 //SIGSEGV (defined in tango.stdc.signal) 147 const SIGSTOP = 17; 148 //SIGTERM (defined in tango.stdc.signal) 149 const SIGTSTP = 18; 150 const SIGTTIN = 21; 151 const SIGTTOU = 22; 152 const SIGUSR1 = 30; 153 const SIGUSR2 = 31; 154 const SIGURG = 16; 155 } 156 else version( FreeBSD ) 157 { 158 //SIGABRT (defined in tango.stdc.signal) 159 const SIGALRM = 14; 160 const SIGBUS = 10; 161 const SIGCHLD = 20; 162 const SIGCONT = 19; 163 //SIGFPE (defined in tango.stdc.signal) 164 const SIGHUP = 1; 165 //SIGILL (defined in tango.stdc.signal) 166 //SIGINT (defined in tango.stdc.signal) 167 const SIGKILL = 9; 168 const SIGPIPE = 13; 169 const SIGQUIT = 3; 170 //SIGSEGV (defined in tango.stdc.signal) 171 const SIGSTOP = 17; 172 //SIGTERM (defined in tango.stdc.signal) 173 const SIGTSTP = 18; 174 const SIGTTIN = 21; 175 const SIGTTOU = 22; 176 const SIGUSR1 = 30; 177 const SIGUSR2 = 31; 178 const SIGURG = 16; 179 } 180 else version( solaris ) 181 { 182 //SIGABRT (defined in tango.stdc.signal) 183 const SIGALRM = 14; /* alarm clock */ 184 const SIGBUS = 10; /* bus error */ 185 const SIGCHLD = 18; /* child status change alias (POSIX) */ 186 const SIGCONT = 25; /* stopped process has been continued */ 187 //SIGFPE (defined in tango.stdc.signal) 188 const SIGHUP = 1; /* hangup */ 189 //SIGILL (defined in tango.stdc.signal) 190 //SIGINT (defined in tango.stdc.signal) 191 const SIGKILL = 9; /* kill (cannot be caught or ignored) */ 192 const SIGPIPE = 13; /* write on a pipe with no one to read it */ 193 const SIGQUIT = 3; /* quit (ASCII FS) */ 194 //SIGSEGV (defined in tango.stdc.signal) 195 const SIGSTOP = 23; /* stop (cannot be caught or ignored) */ 196 //SIGTERM (defined in tango.stdc.signal) 197 const SIGTSTP = 24; /* user stop requested from tty */ 198 const SIGTTIN = 26; /* background tty read attempted */ 199 const SIGTTOU = 27; /* background tty write attempted */ 200 const SIGUSR1 = 16; /* user defined signal 1 */ 201 const SIGUSR2 = 17; /* user defined signal 2 */ 202 const SIGURG = 21; /* urgent socket condition */ 203 /+ 204 const SIGTRAP = 5; /* trace trap (not reset when caught) */ 205 const SIGIOT = 6; /* IOT instruction */ 206 const SIGEMT = 7; /* EMT instruction */ 207 const SIGSYS = 12; /* bad argument to system call */ 208 const SIGCLD = 18; /* child status change */ 209 const SIGPWR = 19; /* power-fail restart */ 210 const SIGWINCH = 20; /* window size change */ 211 const SIGPOLL = 22; /* pollable event occured */ 212 const SIGIO = SIGPOLL; /* socket I/O possible (SIGPOLL alias) */ 213 const SIGVTALRM = 28; /* virtual timer expired */ 214 const SIGPROF = 29; /* profiling timer expired */ 215 const SIGXCPU = 30; /* exceeded cpu limit */ 216 const SIGXFSZ = 31; /* exceeded file size limit */ 217 const SIGWAITING= 32; /* reserved signal no longer used by threading code */ 218 const SIGLWP = 33; /* reserved signal no longer used by threading code */ 219 const SIGFREEZE = 34; /* special signal used by CPR */ 220 const SIGTHAW = 35; /* special signal used by CPR */ 221 const SIGCANCEL = 36; /* reserved signal for thread cancellation */ 222 const SIGLOST = 37; /* resource lost (eg, record-lock lost) */ 223 const SIGXRES = 38; /* resource control exceeded */ 224 const SIGJVM1 = 39; /* reserved signal for Java Virtual Machine */ 225 const SIGJVM2 = 40; /* reserved signal for Java Virtual Machine */ 226 +/ 227 } 228 else 229 { 230 static assert(0, "Platform not supported..."); 231 } 232 233 struct sigaction_t 234 { 235 static if( true /* __USE_POSIX199309 */ ) 236 { 237 union 238 { 239 sigfn_t sa_handler; 240 sigactfn_t sa_sigaction; 241 } 242 } 243 else 244 { 245 sigfn_t sa_handler; 246 } 247 version(FreeBSD){ 248 int sa_flags; 249 sigset_t sa_mask; 250 }else{ 251 sigset_t sa_mask; 252 int sa_flags; 253 } 254 255 version(OSX) {} else { 256 void function() sa_restorer; 257 } 258 } 259 260 // 261 // C Extension (CX) 262 // 263 /* 264 SIG_HOLD 265 266 sigset_t 267 pid_t (defined in sys.types) 268 269 SIGABRT (defined in tango.stdc.signal) 270 SIGFPE (defined in tango.stdc.signal) 271 SIGILL (defined in tango.stdc.signal) 272 SIGINT (defined in tango.stdc.signal) 273 SIGSEGV (defined in tango.stdc.signal) 274 SIGTERM (defined in tango.stdc.signal) 275 276 SA_NOCLDSTOP (CX|XSI) 277 SIG_BLOCK 278 SIG_UNBLOCK 279 SIG_SETMASK 280 281 struct siginfo_t 282 { 283 int si_signo; 284 int si_code; 285 286 version( XSI ) 287 { 288 int si_errno; 289 pid_t si_pid; 290 uid_t si_uid; 291 void* si_addr; 292 int si_status; 293 c_long si_band; 294 } 295 version( RTS ) 296 { 297 sigval si_value; 298 } 299 } 300 301 SI_USER 302 SI_QUEUE 303 SI_TIMER 304 SI_ASYNCIO 305 SI_MESGQ 306 307 int kill(pid_t, int); 308 int sigaction(int, in sigaction_t*, sigaction_t*); 309 int sigaddset(sigset_t*, int); 310 int sigdelset(sigset_t*, int); 311 int sigemptyset(sigset_t*); 312 int sigfillset(sigset_t*); 313 int sigismember(in sigset_t*, int); 314 int sigpending(sigset_t*); 315 int sigprocmask(int, in sigset_t*, sigset_t*); 316 int sigsuspend(in sigset_t*); 317 int sigwait(in sigset_t*, int*); 318 */ 319 320 version( linux ) 321 { 322 const SIG_HOLD = cast(sigfn_t) 1; 323 324 private const _SIGSET_NWORDS = 1024 / (8 * c_ulong.sizeof); 325 326 struct sigset_t 327 { 328 c_ulong[_SIGSET_NWORDS] __val; 329 } 330 331 // pid_t (defined in sys.types) 332 333 //SIGABRT (defined in tango.stdc.signal) 334 //SIGFPE (defined in tango.stdc.signal) 335 //SIGILL (defined in tango.stdc.signal) 336 //SIGINT (defined in tango.stdc.signal) 337 //SIGSEGV (defined in tango.stdc.signal) 338 //SIGTERM (defined in tango.stdc.signal) 339 340 const SA_NOCLDSTOP = 1; // (CX|XSI) 341 342 const SIG_BLOCK = 0; 343 const SIG_UNBLOCK = 1; 344 const SIG_SETMASK = 2; 345 346 private const __SI_MAX_SIZE = 128; 347 348 static if( false /* __WORDSIZE == 64 */ ) 349 { 350 private const __SI_PAD_SIZE = ((__SI_MAX_SIZE / int.sizeof) - 4); 351 } 352 else 353 { 354 private const __SI_PAD_SIZE = ((__SI_MAX_SIZE / int.sizeof) - 3); 355 } 356 357 struct siginfo_t 358 { 359 int si_signo; // Signal number 360 int si_errno; // If non-zero, an errno value associated with 361 // this signal, as defined in <errno.h> 362 int si_code; // Signal code 363 364 union _sifields_t 365 { 366 int[__SI_PAD_SIZE] _pad; 367 368 // kill() 369 struct _kill_t 370 { 371 pid_t si_pid; // Sending process ID 372 uid_t si_uid; // Real user ID of sending process 373 } _kill_t _kill; 374 375 // POSIX.1b timers. 376 struct _timer_t 377 { 378 int si_tid; // Timer ID 379 int si_overrun; // Overrun count 380 sigval si_sigval; // Signal value 381 } _timer_t _timer; 382 383 // POSIX.1b signals 384 struct _rt_t 385 { 386 pid_t si_pid; // Sending process ID 387 uid_t si_uid; // Real user ID of sending process 388 sigval si_sigval; // Signal value 389 } _rt_t _rt; 390 391 // SIGCHLD 392 struct _sigchild_t 393 { 394 pid_t si_pid; // Which child 395 uid_t si_uid; // Real user ID of sending process 396 int si_status; // Exit value or signal 397 clock_t si_utime; 398 clock_t si_stime; 399 } _sigchild_t _sigchld; 400 401 // SIGILL, SIGFPE, SIGSEGV, SIGBUS 402 struct _sigfault_t 403 { 404 void* si_addr; // Faulting insn/memory ref 405 } _sigfault_t _sigfault; 406 407 // SIGPOLL 408 struct _sigpoll_t 409 { 410 c_long si_band; // Band event for SIGPOLL 411 int si_fd; 412 } _sigpoll_t _sigpoll; 413 } _sifields_t _sifields; 414 } 415 416 enum 417 { 418 SI_ASYNCNL = -60, 419 SI_TKILL = -6, 420 SI_SIGIO, 421 SI_ASYNCIO, 422 SI_MESGQ, 423 SI_TIMER, 424 SI_QUEUE, 425 SI_USER, 426 SI_KERNEL = 0x80 427 } 428 429 int kill(pid_t, int); 430 int sigaction(int, in sigaction_t*, sigaction_t*); 431 int sigaddset(sigset_t*, int); 432 int sigdelset(sigset_t*, int); 433 int sigemptyset(sigset_t*); 434 int sigfillset(sigset_t*); 435 int sigismember(in sigset_t*, int); 436 int sigpending(sigset_t*); 437 int sigprocmask(int, in sigset_t*, sigset_t*); 438 int sigsuspend(in sigset_t*); 439 int sigwait(in sigset_t*, int*); 440 } 441 else version(OSX) 442 { 443 //SIG_HOLD 444 445 alias uint sigset_t; 446 // pid_t (defined in sys.types) 447 448 //SIGABRT (defined in tango.stdc.signal) 449 //SIGFPE (defined in tango.stdc.signal) 450 //SIGILL (defined in tango.stdc.signal) 451 //SIGINT (defined in tango.stdc.signal) 452 //SIGSEGV (defined in tango.stdc.signal) 453 //SIGTERM (defined in tango.stdc.signal) 454 455 //SA_NOCLDSTOP (CX|XSI) 456 457 const SIG_BLOCK=1; 458 const SIG_UNBLOCK=2; 459 const SIG_SETMASK=3; 460 461 struct siginfo_t 462 { 463 int si_signo; 464 int si_errno; 465 int si_code; 466 pid_t si_pid; 467 uid_t si_uid; 468 int si_status; 469 void* si_addr; 470 sigval si_value; 471 int si_band; 472 uint[7] pad; 473 } 474 475 //SI_USER 476 //SI_QUEUE 477 //SI_TIMER 478 //SI_ASYNCIO 479 //SI_MESGQ 480 481 int kill(pid_t, int); 482 int sigaction(int, in sigaction_t*, sigaction_t*); 483 int sigaddset(sigset_t*, int); 484 int sigdelset(sigset_t*, int); 485 int sigemptyset(sigset_t*); 486 int sigfillset(sigset_t*); 487 int sigismember(in sigset_t*, int); 488 int sigpending(sigset_t*); 489 int sigprocmask(int, in sigset_t*, sigset_t*); 490 int sigsuspend(in sigset_t*); 491 int sigwait(in sigset_t*, int*); 492 int sigaltstack(void * , void * ); 493 } 494 else version( FreeBSD ) 495 { 496 struct sigset_t 497 { 498 uint[4] __bits; 499 } 500 501 const SIG_BLOCK = 2; 502 const SIG_UNBLOCK = 1; 503 const SIG_SETMASK = 3; 504 505 struct siginfo_t 506 { 507 int si_signo; 508 int si_errno; 509 int si_code; 510 pid_t si_pid; 511 uid_t si_uid; 512 int si_status; 513 void* si_addr; 514 sigval si_value; 515 union __reason 516 { 517 struct __fault 518 { 519 int _trapno; 520 } 521 __fault _fault; 522 struct __timer 523 { 524 int _timerid; 525 int _overrun; 526 } 527 __timer _timer; 528 struct __mesgq 529 { 530 int _mqd; 531 } 532 __mesgq _mesgq; 533 struct __poll 534 { 535 c_long _band; 536 } 537 __poll _poll; 538 struct ___spare___ 539 { 540 c_long __spare1__; 541 int[7] __spare2__; 542 } 543 ___spare___ __spare__; 544 } 545 __reason _reason; 546 } 547 548 int kill(pid_t, int); 549 int sigaction(int, in sigaction_t*, sigaction_t*); 550 int sigaddset(sigset_t*, int); 551 int sigdelset(sigset_t*, int); 552 int sigemptyset(sigset_t *); 553 int sigfillset(sigset_t *); 554 int sigismember(in sigset_t *, int); 555 int sigpending(sigset_t *); 556 int sigprocmask(int, in sigset_t*, sigset_t*); 557 int sigsuspend(in sigset_t *); 558 int sigwait(in sigset_t*, int*); 559 } 560 else version( solaris ) 561 { 562 alias id_t taskid_t; 563 alias id_t projid_t; 564 alias id_t poolid_t; 565 alias id_t zoneid_t; 566 alias id_t ctid_t; 567 568 const SIG_HOLD = cast(sigfn_t) 2; 569 570 struct sigset_t 571 { 572 uint[4] __sigbits; 573 } 574 575 // pid_t (defined in sys.types) 576 577 //SIGABRT (defined in tango.stdc.signal) 578 //SIGFPE (defined in tango.stdc.signal) 579 //SIGILL (defined in tango.stdc.signal) 580 //SIGINT (defined in tango.stdc.signal) 581 //SIGSEGV (defined in tango.stdc.signal) 582 //SIGTERM (defined in tango.stdc.signal) 583 584 const SA_NOCLDSTOP = 0x00020000; // (CX|XSI) 585 586 const SIG_BLOCK = 1; 587 const SIG_UNBLOCK = 2; 588 const SIG_SETMASK = 3; 589 590 static if( /* _LP64 */ size_t.sizeof == 8 ) { 591 const SI_MAXSZ = 256; 592 const SI_PAD = ((SI_MAXSZ / int.sizeof) - 4); 593 } 594 else { 595 const SI_MAXSZ = 128; 596 const SI_PAD = ((SI_MAXSZ / int.sizeof) - 3); 597 } 598 599 struct siginfo_t 600 { 601 int si_signo; /* signal from signal.h */ 602 int si_code; /* code from above */ 603 int si_errno; /* error from errno.h */ 604 static if( /* _LP64 */ size_t.sizeof == 8 ) { 605 int si_pad; /* _LP64 union starts on an 8-byte boundary */ 606 } 607 union __data 608 { 609 int[SI_PAD] __pad; /* for future growth */ 610 611 struct __proc /* kill(), SIGCLD, siqqueue() */ 612 { 613 pid_t __pid; /* process ID */ 614 union __pdata 615 { 616 struct __kill { 617 uid_t __uid; 618 sigval __value; 619 } 620 struct __cld { 621 clock_t __utime; 622 int __status; 623 clock_t __stime; 624 } 625 } 626 ctid_t __ctid; /* contract ID */ 627 zoneid_t __zoneid; /* zone ID */ 628 } 629 630 struct __fault /* SIGSEGV, SIGBUS, SIGILL, SIGTRAP, SIGFPE */ 631 { 632 void* __addr; /* faulting address */ 633 int __trapno; /* illegal trap number */ 634 caddr_t __pc; /* instruction address */ 635 } 636 637 struct __file /* SIGPOLL, SIGXFSZ */ 638 { 639 /* fd not currently available for SIGPOLL */ 640 int __fd; /* file descriptor */ 641 long __band; 642 } 643 644 struct __prof /* SIGPROF */ 645 { 646 caddr_t __faddr; /* last fault address */ 647 timespec __tstamp; /* real time stamp */ 648 short __syscall; /* current syscall */ 649 char __nsysarg; /* number of arguments */ 650 char __fault; /* last fault type */ 651 long[8] __sysarg; /* syscall arguments */ 652 int[10] __mstate; /* see <sys/msacct.h> */ 653 } 654 655 struct __rctl { /* SI_RCTL */ 656 int32_t __entity; /* type of entity exceeding */ 657 } 658 } 659 } 660 661 enum 662 { 663 SI_NOINFO = 32767, /* no signal information */ 664 SI_DTRACE = 2050, /* kernel generated signal via DTrace action */ 665 SI_RCTL = 2049, /* kernel generated signal via rctl action */ 666 SI_USER = 0, /* user generated signal via kill() */ 667 SI_LWP = -1, /* user generated signal via lwp_kill() */ 668 SI_QUEUE = -2, /* user generated signal via sigqueue() */ 669 SI_TIMER = -3, /* from timer expiration */ 670 SI_ASYNCIO = -4, /* from asynchronous I/O completion */ 671 SI_MESGQ = -5 /* from message arrival */ 672 } 673 674 int kill(pid_t, int); 675 int sigaction(int, in sigaction_t*, sigaction_t*); 676 int sigaddset(sigset_t*, int); 677 int sigdelset(sigset_t*, int); 678 int sigemptyset(sigset_t*); 679 int sigfillset(sigset_t*); 680 int sigismember(in sigset_t*, int); 681 int sigpending(sigset_t*); 682 int sigprocmask(int, in sigset_t*, sigset_t*); 683 int sigsuspend(in sigset_t*); 684 int sigwait(in sigset_t*, int*); 685 } 686 687 // 688 // XOpen (XSI) 689 // 690 /* 691 SIGPOLL 692 SIGPROF 693 SIGSYS 694 SIGTRAP 695 SIGVTALRM 696 SIGXCPU 697 SIGXFSZ 698 699 SA_ONSTACK 700 SA_RESETHAND 701 SA_RESTART 702 SA_SIGINFO 703 SA_NOCLDWAIT 704 SA_NODEFER 705 SS_ONSTACK 706 SS_DISABLE 707 MINSIGSTKSZ 708 SIGSTKSZ 709 710 ucontext_t // from ucontext 711 mcontext_t // from ucontext 712 713 struct stack_t 714 { 715 void* ss_sp; 716 size_t ss_size; 717 int ss_flags; 718 } 719 720 struct sigstack 721 { 722 int ss_onstack; 723 void* ss_sp; 724 } 725 726 ILL_ILLOPC 727 ILL_ILLOPN 728 ILL_ILLADR 729 ILL_ILLTRP 730 ILL_PRVOPC 731 ILL_PRVREG 732 ILL_COPROC 733 ILL_BADSTK 734 735 FPE_INTDIV 736 FPE_INTOVF 737 FPE_FLTDIV 738 FPE_FLTOVF 739 FPE_FLTUND 740 FPE_FLTRES 741 FPE_FLTINV 742 FPE_FLTSUB 743 744 SEGV_MAPERR 745 SEGV_ACCERR 746 747 BUS_ADRALN 748 BUS_ADRERR 749 BUS_OBJERR 750 751 TRAP_BRKPT 752 TRAP_TRACE 753 754 CLD_EXITED 755 CLD_KILLED 756 CLD_DUMPED 757 CLD_TRAPPED 758 CLD_STOPPED 759 CLD_CONTINUED 760 761 POLL_IN 762 POLL_OUT 763 POLL_MSG 764 POLL_ERR 765 POLL_PRI 766 POLL_HUP 767 768 sigfn_t bsd_signal(int sig, sigfn_t func); 769 sigfn_t sigset(int sig, sigfn_t func); 770 771 int killpg(pid_t, int); 772 int sigaltstack(in stack_t*, stack_t*); 773 int sighold(int); 774 int sigignore(int); 775 int siginterrupt(int, int); 776 int sigpause(int); 777 int sigrelse(int); 778 */ 779 780 version( linux ) 781 { 782 const SIGPOLL = 29; 783 const SIGPROF = 27; 784 const SIGSYS = 31; 785 const SIGTRAP = 5; 786 const SIGVTALRM = 26; 787 const SIGXCPU = 24; 788 const SIGXFSZ = 25; 789 790 const SA_ONSTACK = 0x08000000; 791 const SA_RESETHAND = 0x80000000; 792 const SA_RESTART = 0x10000000; 793 const SA_SIGINFO = 4; 794 const SA_NOCLDWAIT = 2; 795 const SA_NODEFER = 0x40000000; 796 const SS_ONSTACK = 1; 797 const SS_DISABLE = 2; 798 const MINSIGSTKSZ = 2048; 799 const SIGSTKSZ = 8192; 800 801 //ucontext_t (defined in tango.stdc.posix.ucontext) 802 //mcontext_t (defined in tango.stdc.posix.ucontext) 803 804 struct stack_t 805 { 806 void* ss_sp; 807 int ss_flags; 808 size_t ss_size; 809 } 810 811 struct sigstack 812 { 813 void* ss_sp; 814 int ss_onstack; 815 } 816 817 enum 818 { 819 ILL_ILLOPC = 1, 820 ILL_ILLOPN, 821 ILL_ILLADR, 822 ILL_ILLTRP, 823 ILL_PRVOPC, 824 ILL_PRVREG, 825 ILL_COPROC, 826 ILL_BADSTK 827 } 828 829 enum 830 { 831 FPE_INTDIV = 1, 832 FPE_INTOVF, 833 FPE_FLTDIV, 834 FPE_FLTOVF, 835 FPE_FLTUND, 836 FPE_FLTRES, 837 FPE_FLTINV, 838 FPE_FLTSUB 839 } 840 841 enum 842 { 843 SEGV_MAPERR = 1, 844 SEGV_ACCERR 845 } 846 847 enum 848 { 849 BUS_ADRALN = 1, 850 BUS_ADRERR, 851 BUS_OBJERR 852 } 853 854 enum 855 { 856 TRAP_BRKPT = 1, 857 TRAP_TRACE 858 } 859 860 enum 861 { 862 CLD_EXITED = 1, 863 CLD_KILLED, 864 CLD_DUMPED, 865 CLD_TRAPPED, 866 CLD_STOPPED, 867 CLD_CONTINUED 868 } 869 870 enum 871 { 872 POLL_IN = 1, 873 POLL_OUT, 874 POLL_MSG, 875 POLL_ERR, 876 POLL_PRI, 877 POLL_HUP 878 } 879 880 sigfn_t bsd_signal(int sig, sigfn_t func); 881 sigfn_t sigset(int sig, sigfn_t func); 882 883 int killpg(pid_t, int); 884 int sigaltstack(in stack_t*, stack_t*); 885 int sighold(int); 886 int sigignore(int); 887 int siginterrupt(int, int); 888 int sigpause(int); 889 int sigrelse(int); 890 } 891 else version( FreeBSD ) 892 { 893 const SIGPROF = 27; 894 const SIGSYS = 12; 895 const SIGTRAP = 5; 896 const SIGVTALRM = 26; 897 const SIGXCPU = 24; 898 const SIGXFSZ = 25; 899 900 const SA_ONSTACK = 0x0001; 901 const SA_RESETHAND = 0x0004; 902 const SA_RESTART = 0x0002; 903 const SA_SIGINFO = 0x0040; 904 const SA_NOCLDWAIT = 0x0020; 905 const SA_NODEFER = 0x0010; 906 const SS_ONSTACK = 0x0001; 907 const SS_DISABLE = 0x0004; 908 const MINSIGSTKSZ = (512 * 4); 909 const SIGSTKSZ = (MINSIGSTKSZ + 32768); 910 911 //ucontext_t (defined in tango.stdc.posix.ucontext) 912 //mcontext_t (defined in tango.stdc.posix.ucontext) 913 914 struct stack_t 915 { 916 void* ss_sp; 917 size_t ss_size; 918 int ss_flags; 919 } 920 921 struct sigstack 922 { 923 char* ss_sp; 924 int ss_onstack; 925 } 926 927 enum 928 { 929 ILL_ILLOPC = 1, 930 ILL_ILLOPN, 931 ILL_ILLADR, 932 ILL_ILLTRP, 933 ILL_PRVOPC, 934 ILL_PRVREG, 935 ILL_COPROC, 936 ILL_BADSTK 937 } 938 939 enum 940 { 941 FPE_INTOVF = 1, 942 FPE_INTDIV, 943 FPE_FLTDIV, 944 FPE_FLTOVF, 945 FPE_FLTUND, 946 FPE_FLTRES, 947 FPE_FLTINV, 948 FPE_FLTSUB 949 } 950 951 enum 952 { 953 SEGV_MAPERR = 1, 954 SEGV_ACCERR 955 } 956 957 enum 958 { 959 BUS_ADRALN = 1, 960 BUS_ADRERR, 961 BUS_OBJERR 962 } 963 964 enum 965 { 966 TRAP_BRKPT = 1, 967 TRAP_TRACE 968 } 969 970 enum 971 { 972 CLD_EXITED = 1, 973 CLD_KILLED, 974 CLD_DUMPED, 975 CLD_TRAPPED, 976 CLD_STOPPED, 977 CLD_CONTINUED 978 } 979 980 enum 981 { 982 POLL_IN = 1, 983 POLL_OUT, 984 POLL_MSG, 985 POLL_ERR, 986 POLL_PRI, 987 POLL_HUP 988 } 989 990 //sigfn_t bsd_signal(int sig, sigfn_t func); 991 //sigfn_t sigset(int sig, sigfn_t func); 992 993 int killpg(pid_t, int); 994 int sigaltstack(stack_t*, stack_t*); 995 //int sighold(int); 996 int sigblock(int); 997 int sigignore(int); 998 int siginterrupt(int, int); 999 int sigpause(int); 1000 int sigrelse(int); 1001 } 1002 version(OSX){ 1003 // to complete 1004 const int SA_ONSTACK = 0x0001; 1005 const int SA_RESTART = 0x0002; 1006 const int SA_RESETHAND = 0x0004; 1007 const int SA_NOCLDSTOP = 0x0008; 1008 const int SA_NODEFER = 0x0010; 1009 const int SA_NOCLDWAIT = 0x0020; 1010 const int SA_SIGINFO = 0x0040; 1011 const int SA_USERTRAMP = 0x0100; 1012 const MINSIGSTKSZ = 32768; 1013 const SIGSTKSZ = 131072; 1014 } 1015 version(solaris) 1016 { 1017 const SA_ONSTACK = 0x00000001; 1018 const SA_RESETHAND = 0x00000002; 1019 const SA_RESTART = 0x00000004; 1020 const SA_SIGINFO = 0x00000008; 1021 1022 /* this is only valid for SIGCLD */ 1023 const SA_NOCLDWAIT = 0x00010000; /* don't save zombie children */ 1024 1025 const SA_NODEFER = 0x00000010; 1026 const SS_ONSTACK = 0x00000001; 1027 const SS_DISABLE = 0x00000002; 1028 const MINSIGSTKSZ = 2048; 1029 const SIGSTKSZ = 8192; 1030 1031 struct stack_t { 1032 void* ss_sp; 1033 size_t ss_size; 1034 int ss_flags; 1035 }; 1036 1037 1038 struct sigstack { 1039 void* ss_sp; 1040 int ss_onstack; 1041 }; 1042 } 1043 1044 1045 // 1046 // Timer (TMR) 1047 // 1048 /* 1049 NOTE: This should actually be defined in tango.stdc.posix.time. 1050 It is defined here instead to break a circular import. 1051 1052 struct timespec 1053 { 1054 time_t tv_sec; 1055 int tv_nsec; 1056 } 1057 */ 1058 1059 version( linux ) 1060 { 1061 struct timespec 1062 { 1063 time_t tv_sec; 1064 c_long tv_nsec; 1065 } 1066 } 1067 else version(OSX) 1068 { 1069 struct timespec 1070 { 1071 time_t tv_sec; 1072 c_long tv_nsec; 1073 } 1074 } 1075 else version( FreeBSD ) 1076 { 1077 struct timespec 1078 { 1079 time_t tv_sec; 1080 c_long tv_nsec; 1081 } 1082 } 1083 else version ( solaris ) 1084 { 1085 struct timespec /* definition per POSIX.4 */ 1086 { 1087 time_t tv_sec; /* seconds */ 1088 c_long tv_nsec; /* and nanoseconds */ 1089 } 1090 } 1091 1092 // 1093 // Realtime Signals (RTS) 1094 // 1095 /* 1096 struct sigevent 1097 { 1098 int sigev_notify; 1099 int sigev_signo; 1100 sigval sigev_value; 1101 void(*)(sigval) sigev_notify_function; 1102 pthread_attr_t* sigev_notify_attributes; 1103 } 1104 1105 int sigqueue(pid_t, int, in sigval); 1106 int sigtimedwait(in sigset_t*, siginfo_t*, in timespec*); 1107 int sigwaitinfo(in sigset_t*, siginfo_t*); 1108 */ 1109 1110 version( linux ) 1111 { 1112 private const __SIGEV_MAX_SIZE = 64; 1113 1114 static if( false /* __WORDSIZE == 64 */ ) 1115 { 1116 private const __SIGEV_PAD_SIZE = ((__SIGEV_MAX_SIZE / int.sizeof) - 4); 1117 } 1118 else 1119 { 1120 private const __SIGEV_PAD_SIZE = ((__SIGEV_MAX_SIZE / int.sizeof) - 3); 1121 } 1122 1123 struct sigevent 1124 { 1125 sigval sigev_value; 1126 int sigev_signo; 1127 int sigev_notify; 1128 1129 union _sigev_un_t 1130 { 1131 int[__SIGEV_PAD_SIZE] _pad; 1132 pid_t _tid; 1133 1134 struct _sigev_thread_t 1135 { 1136 void function(sigval) _function; 1137 void* _attribute; 1138 } _sigev_thread_t _sigev_thread; 1139 } _sigev_un_t _sigev_un; 1140 } 1141 1142 int sigqueue(pid_t, int, in sigval); 1143 int sigtimedwait(in sigset_t*, siginfo_t*, in timespec*); 1144 int sigwaitinfo(in sigset_t*, siginfo_t*); 1145 } 1146 else version( FreeBSD ) 1147 { 1148 struct sigevent 1149 { 1150 int sigev_notify; 1151 int sigev_signo; 1152 sigval sigev_value; 1153 struct __sigev_thread { 1154 void function(sigval) _function; 1155 void* _attribute; 1156 } 1157 union _sigev_un 1158 { 1159 lwpid_t _threadid; 1160 __sigev_thread _sigev_thread; 1161 c_long[8] __spare__; 1162 } 1163 } 1164 1165 int sigqueue(pid_t, int, in sigval); 1166 int sigtimedwait(in sigset_t*, siginfo_t*, in timespec*); 1167 int sigwaitinfo(in sigset_t*, siginfo_t*); 1168 } 1169 else version ( solaris ) 1170 { 1171 struct sigevent { 1172 int sigev_notify; /* notification mode */ 1173 int sigev_signo; /* signal number */ 1174 sigval sigev_value; /* signal value */ 1175 void function(sigval) sigev_notify_function; 1176 pthread_attr_t* sigev_notify_attributes; 1177 private int __sigev_pad2; 1178 } 1179 } else version(OSX){ 1180 struct sigevent { 1181 int sigev_notify; 1182 int sigev_signo; 1183 sigval sigev_value; 1184 void function(sigval) sigev_notify_function; 1185 pthread_attr_t *sigev_notify_attributes; 1186 } 1187 } 1188 1189 // 1190 // Threads (THR) 1191 // 1192 /* 1193 int pthread_kill(pthread_t, int); 1194 int pthread_sigmask(int, in sigset_t*, sigset_t*); 1195 */ 1196 1197 version( linux ) 1198 { 1199 int pthread_kill(pthread_t, int); 1200 int pthread_sigmask(int, in sigset_t*, sigset_t*); 1201 } 1202 else version(OSX) 1203 { 1204 int pthread_kill(pthread_t, int); 1205 int pthread_sigmask(int, in sigset_t*, sigset_t*); 1206 } 1207 else version( FreeBSD ) 1208 { 1209 int pthread_kill(pthread_t, int); 1210 int pthread_sigmask(int, in sigset_t*, sigset_t*); 1211 } 1212 else version( solaris ) 1213 { 1214 int pthread_kill(pthread_t, int); 1215 int pthread_sigmask(int, in sigset_t*, sigset_t*); 1216 }