gcc/ada/gen-soccon.c

   1 /****************************************************************************
   2  *                                                                          *
   3  *                          GNAT SYSTEM UTILITIES                           *
   4  *                                                                          *
   5  *                           G E N - S O C C O N                            *
   6  *                                                                          *
   7  *          Copyright (C) 2004-2005, Free Software Foundation, Inc.         *
   8  *                                                                          *
   9  * GNAT is free software;  you can  redistribute it  and/or modify it under *
  10  * terms of the  GNU General Public License as published  by the Free Soft- *
  11  * ware  Foundation;  either version 2,  or (at your option) any later ver- *
  12  * sion.  GNAT is distributed in the hope that it will be useful, but WITH- *
  13  * OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY *
  14  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License *
  15  * for  more details.  You should have  received  a copy of the GNU General *
  16  * Public License  distributed with GNAT;  see file COPYING.  If not, write *
  17  * to  the  Free Software Foundation,  51  Franklin  Street,  Fifth  Floor, *
  18  * Boston, MA 02110-1301, USA.                                              *
  19  *                                                                          *
  20  * GNAT was originally developed  by the GNAT team at  New York University. *
  21  * Extensive contributions were provided by Ada Core Technologies Inc.      *
  22  *                                                                          *
  23  ****************************************************************************/
  24
  25 /* This program generates g-soccon.ads */
  26
  27 /* To build using DEC C:
  28   CC/DEFINE="TARGET=""OpenVMS""" gen-soccon
  29   LINK gen-soccon
  30   RUN gen-soccon
  31 */
  32
  33 #ifndef TARGET
  34 # error Please define TARGET
  35 #endif
  36
  37 #include <stdlib.h>
  38 #include <stdio.h>
  39 #include <string.h>
  40 #include <limits.h>
  41
  42 #ifdef __MINGW32__
  43 #include <fcntl.h>
  44 #endif
  45
  46 #include "gsocket.h"
  47
  48 struct line {
  49   char *text;
  50   char *value;
  51   char *comment;
  52   struct line *next;
  53 };
  54
  55 struct line *first = NULL, *last = NULL;
  56
  57 #define TXT(_text) add_line(_text, NULL, NULL);
  58 /* Plain text */
  59
  60 #define _NL TXT("")
  61 /* Empty line */
  62
  63 #define itoad(n) f_itoa ("%d", (n))
  64 #define itoax(n) f_itoa ("16#%08x#", (n))
  65
  66 #define CND(name,comment) add_line(#name, itoad (name), comment);
  67 /* Constant (decimal) */
  68
  69 #define CNX(name,comment) add_line(#name, itoax (name), comment);
  70 /* Constant (hexadecimal) */
  71
  72 #define CN_(name,comment) add_line(#name, name, comment);
  73 /* Constant (generic) */
  74
  75 #define STR(p) STR1(p)
  76 #define STR1(p) #p
  77
  78 void output (void);
  79 /* Generate output spec */
  80
  81 char *f_itoa (char *, int);
  82 /* int to string */
  83
  84 void add_line (char *, char*, char*);
  85
  86 #ifdef __MINGW32__
  87 unsigned int _CRT_fmode = _O_BINARY;
  88 #endif
  89
  90 int
  91 main (void) {
  92
  93 TXT("------------------------------------------------------------------------------")
  94 TXT("--                                                                          --")
  95 TXT("--                         GNAT COMPILER COMPONENTS                         --")
  96 TXT("--                                                                          --")
  97 TXT("--               G N A T . S O C K E T S . C O N S T A N T S                --")
  98 TXT("--                                                                          --")
  99 TXT("--                                 S p e c                                  --")
 100 TXT("--                                                                          --")
 101 TXT("--          Copyright (C) 2000-2005, Free Software Foundation, Inc.         --")
 102 TXT("--                                                                          --")
 103 TXT("-- GNAT is free software;  you can  redistribute it  and/or modify it under --")
 104 TXT("-- terms of the  GNU General Public License as published  by the Free Soft- --")
 105 TXT("-- ware  Foundation;  either version 2,  or (at your option) any later ver- --")
 106 TXT("-- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --")
 107 TXT("-- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --")
 108 TXT("-- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License --")
 109 TXT("-- for  more details.  You should have  received  a copy of the GNU General --")
 110 TXT("-- Public License  distributed with GNAT;  see file COPYING.  If not, write --")
 111 TXT("-- to  the  Free Software Foundation,  51  Franklin  Street,  Fifth  Floor, --")
 112 TXT("-- Boston, MA 02110-1301, USA.                                              --")
 113 TXT("--                                                                          --")
 114 TXT("-- As a special exception,  if other files  instantiate  generics from this --")
 115 TXT("-- unit, or you link  this unit with other files  to produce an executable, --")
 116 TXT("-- this  unit  does not  by itself cause  the resulting  executable  to  be --")
 117 TXT("-- covered  by the  GNU  General  Public  License.  This exception does not --")
 118 TXT("-- however invalidate  any other reasons why  the executable file  might be --")
 119 TXT("-- covered by the  GNU Public License.                                      --")
 120 TXT("--                                                                          --")
 121 TXT("-- GNAT was originally developed  by the GNAT team at  New York University. --")
 122 TXT("-- Extensive contributions were provided by Ada Core Technologies Inc.      --")
 123 TXT("--                                                                          --")
 124 TXT("------------------------------------------------------------------------------")
 125 _NL
 126 TXT("--  This package provides target dependent definitions of constant for use")
 127 TXT("--  by the GNAT.Sockets package (g-socket.ads). This package should not be")
 128 TXT("--  directly with'ed by an applications program.")
 129 _NL
 130 TXT("--  This is the version for " TARGET)
 131 TXT("--  This file is generated automatically, do not modify it by hand! Instead,")
 132 TXT("--  make changes to gen-soccon.c and re-run it on each target.")
 133 _NL
 134 TXT("package GNAT.Sockets.Constants is")
 135 _NL
 136 TXT("   --------------")
 137 TXT("   -- Families --")
 138 TXT("   --------------")
 139 _NL
 140
 141 #ifndef AF_INET
 142 #define AF_INET -1
 143 #endif
 144 CND(AF_INET, "IPv4 address family")
 145
 146 #ifndef AF_INET6
 147 #define AF_INET6 -1
 148 #endif
 149 CND(AF_INET6, "IPv6 address family")
 150 _NL
 151 TXT("   -----------")
 152 TXT("   -- Modes --")
 153 TXT("   -----------")
 154 _NL
 155
 156 #ifndef SOCK_STREAM
 157 #define SOCK_STREAM -1
 158 #endif
 159 CND(SOCK_STREAM, "Stream socket")
 160
 161 #ifndef SOCK_DGRAM
 162 #define SOCK_DGRAM -1
 163 #endif
 164 CND(SOCK_DGRAM, "Datagram socket")
 165 _NL
 166 TXT("   -------------------")
 167 TXT("   -- Socket errors --")
 168 TXT("   -------------------")
 169 _NL
 170
 171 #ifndef EACCES
 172 #define EACCES -1
 173 #endif
 174 CND(EACCES, "Permission denied")
 175
 176 #ifndef EADDRINUSE
 177 #define EADDRINUSE -1
 178 #endif
 179 CND(EADDRINUSE, "Address already in use")
 180
 181 #ifndef EADDRNOTAVAIL
 182 #define EADDRNOTAVAIL -1
 183 #endif
 184 CND(EADDRNOTAVAIL, "Cannot assign address")
 185
 186 #ifndef EAFNOSUPPORT
 187 #define EAFNOSUPPORT -1
 188 #endif
 189 CND(EAFNOSUPPORT, "Addr family not supported")
 190
 191 #ifndef EALREADY
 192 #define EALREADY -1
 193 #endif
 194 CND(EALREADY, "Operation in progress")
 195
 196 #ifndef EBADF
 197 #define EBADF -1
 198 #endif
 199 CND(EBADF, "Bad file descriptor")
 200
 201 #ifndef ECONNABORTED
 202 #define ECONNABORTED -1
 203 #endif
 204 CND(ECONNABORTED, "Connection aborted")
 205
 206 #ifndef ECONNREFUSED
 207 #define ECONNREFUSED -1
 208 #endif
 209 CND(ECONNREFUSED, "Connection refused")
 210
 211 #ifndef ECONNRESET
 212 #define ECONNRESET -1
 213 #endif
 214 CND(ECONNRESET, "Connection reset by peer")
 215
 216 #ifndef EDESTADDRREQ
 217 #define EDESTADDRREQ -1
 218 #endif
 219 CND(EDESTADDRREQ, "Destination addr required")
 220
 221 #ifndef EFAULT
 222 #define EFAULT -1
 223 #endif
 224 CND(EFAULT, "Bad address")
 225
 226 #ifndef EHOSTDOWN
 227 #define EHOSTDOWN -1
 228 #endif
 229 CND(EHOSTDOWN, "Host is down")
 230
 231 #ifndef EHOSTUNREACH
 232 #define EHOSTUNREACH -1
 233 #endif
 234 CND(EHOSTUNREACH, "No route to host")
 235
 236 #ifndef EINPROGRESS
 237 #define EINPROGRESS -1
 238 #endif
 239 CND(EINPROGRESS, "Operation now in progress")
 240
 241 #ifndef EINTR
 242 #define EINTR -1
 243 #endif
 244 CND(EINTR, "Interrupted system call")
 245
 246 #ifndef EINVAL
 247 #define EINVAL -1
 248 #endif
 249 CND(EINVAL, "Invalid argument")
 250
 251 #ifndef EIO
 252 #define EIO -1
 253 #endif
 254 CND(EIO, "Input output error")
 255
 256 #ifndef EISCONN
 257 #define EISCONN -1
 258 #endif
 259 CND(EISCONN, "Socket already connected")
 260
 261 #ifndef ELOOP
 262 #define ELOOP -1
 263 #endif
 264 CND(ELOOP, "Too many symbolic lynks")
 265
 266 #ifndef EMFILE
 267 #define EMFILE -1
 268 #endif
 269 CND(EMFILE, "Too many open files")
 270
 271 #ifndef EMSGSIZE
 272 #define EMSGSIZE -1
 273 #endif
 274 CND(EMSGSIZE, "Message too long")
 275
 276 #ifndef ENAMETOOLONG
 277 #define ENAMETOOLONG -1
 278 #endif
 279 CND(ENAMETOOLONG, "Name too long")
 280
 281 #ifndef ENETDOWN
 282 #define ENETDOWN -1
 283 #endif
 284 CND(ENETDOWN, "Network is down")
 285
 286 #ifndef ENETRESET
 287 #define ENETRESET -1
 288 #endif
 289 CND(ENETRESET, "Disconn. on network reset")
 290
 291 #ifndef ENETUNREACH
 292 #define ENETUNREACH -1
 293 #endif
 294 CND(ENETUNREACH, "Network is unreachable")
 295
 296 #ifndef ENOBUFS
 297 #define ENOBUFS -1
 298 #endif
 299 CND(ENOBUFS, "No buffer space available")
 300
 301 #ifndef ENOPROTOOPT
 302 #define ENOPROTOOPT -1
 303 #endif
 304 CND(ENOPROTOOPT, "Protocol not available")
 305
 306 #ifndef ENOTCONN
 307 #define ENOTCONN -1
 308 #endif
 309 CND(ENOTCONN, "Socket not connected")
 310
 311 #ifndef ENOTSOCK
 312 #define ENOTSOCK -1
 313 #endif
 314 CND(ENOTSOCK, "Operation on non socket")
 315
 316 #ifndef EOPNOTSUPP
 317 #define EOPNOTSUPP -1
 318 #endif
 319 CND(EOPNOTSUPP, "Operation not supported")
 320
 321 #ifndef EPFNOSUPPORT
 322 #define EPFNOSUPPORT -1
 323 #endif
 324 CND(EPFNOSUPPORT, "Unknown protocol family")
 325
 326 #ifndef EPROTONOSUPPORT
 327 #define EPROTONOSUPPORT -1
 328 #endif
 329 CND(EPROTONOSUPPORT, "Unknown protocol")
 330
 331 #ifndef EPROTOTYPE
 332 #define EPROTOTYPE -1
 333 #endif
 334 CND(EPROTOTYPE, "Unknown protocol type")
 335
 336 #ifndef ESHUTDOWN
 337 #define ESHUTDOWN -1
 338 #endif
 339 CND(ESHUTDOWN, "Cannot send once shutdown")
 340
 341 #ifndef ESOCKTNOSUPPORT
 342 #define ESOCKTNOSUPPORT -1
 343 #endif
 344 CND(ESOCKTNOSUPPORT, "Socket type not supported")
 345
 346 #ifndef ETIMEDOUT
 347 #define ETIMEDOUT -1
 348 #endif
 349 CND(ETIMEDOUT, "Connection timed out")
 350
 351 #ifndef ETOOMANYREFS
 352 #define ETOOMANYREFS -1
 353 #endif
 354 CND(ETOOMANYREFS, "Too many references")
 355
 356 #ifndef EWOULDBLOCK
 357 #define EWOULDBLOCK -1
 358 #endif
 359 CND(EWOULDBLOCK, "Operation would block")
 360 _NL
 361 TXT("   -----------------")
 362 TXT("   -- Host errors --")
 363 TXT("   -----------------")
 364 _NL
 365
 366 #ifndef HOST_NOT_FOUND
 367 #define HOST_NOT_FOUND -1
 368 #endif
 369 CND(HOST_NOT_FOUND, "Unknown host")
 370
 371 #ifndef TRY_AGAIN
 372 #define TRY_AGAIN -1
 373 #endif
 374 CND(TRY_AGAIN, "Host name lookup failure")
 375
 376 #ifndef NO_DATA
 377 #define NO_DATA -1
 378 #endif
 379 CND(NO_DATA, "No data record for name")
 380
 381 #ifndef NO_RECOVERY
 382 #define NO_RECOVERY -1
 383 #endif
 384 CND(NO_RECOVERY, "Non recoverable errors")
 385 _NL
 386 TXT("   -------------------")
 387 TXT("   -- Control flags --")
 388 TXT("   -------------------")
 389 _NL
 390
 391 #ifndef FIONBIO
 392 #define FIONBIO -1
 393 #endif
 394 CND(FIONBIO, "Set/clear non-blocking io")
 395
 396 #ifndef FIONREAD
 397 #define FIONREAD -1
 398 #endif
 399 CND(FIONREAD, "How many bytes to read")
 400 _NL
 401 TXT("   --------------------")
 402 TXT("   -- Shutdown modes --")
 403 TXT("   --------------------")
 404 _NL
 405
 406 #ifndef SHUT_RD
 407 #define SHUT_RD -1
 408 #endif
 409 CND(SHUT_RD, "No more recv")
 410
 411 #ifndef SHUT_WR
 412 #define SHUT_WR -1
 413 #endif
 414 CND(SHUT_WR, "No more send")
 415
 416 #ifndef SHUT_RDWR
 417 #define SHUT_RDWR -1
 418 #endif
 419 CND(SHUT_RDWR, "No more recv/send")
 420 _NL
 421 TXT("   ---------------------")
 422 TXT("   -- Protocol levels --")
 423 TXT("   ---------------------")
 424 _NL
 425
 426 #ifndef SOL_SOCKET
 427 #define SOL_SOCKET -1
 428 #endif
 429 CND(SOL_SOCKET, "Options for socket level")
 430
 431 #ifndef IPPROTO_IP
 432 #define IPPROTO_IP -1
 433 #endif
 434 CND(IPPROTO_IP, "Dummy protocol for IP")
 435
 436 #ifndef IPPROTO_UDP
 437 #define IPPROTO_UDP -1
 438 #endif
 439 CND(IPPROTO_UDP, "UDP")
 440
 441 #ifndef IPPROTO_TCP
 442 #define IPPROTO_TCP -1
 443 #endif
 444 CND(IPPROTO_TCP, "TCP")
 445 _NL
 446 TXT("   -------------------")
 447 TXT("   -- Request flags --")
 448 TXT("   -------------------")
 449 _NL
 450
 451 #ifndef MSG_OOB
 452 #define MSG_OOB -1
 453 #endif
 454 CND(MSG_OOB, "Process out-of-band data")
 455
 456 #ifndef MSG_PEEK
 457 #define MSG_PEEK -1
 458 #endif
 459 CND(MSG_PEEK, "Peek at incoming data")
 460
 461 #ifndef MSG_EOR
 462 #define MSG_EOR -1
 463 #endif
 464 CND(MSG_EOR, "Send end of record")
 465
 466 #ifndef MSG_WAITALL
 467 #define MSG_WAITALL -1
 468 #endif
 469 CND(MSG_WAITALL, "Wait for full reception")
 470
 471 #ifndef MSG_NOSIGNAL
 472 #define MSG_NOSIGNAL -1
 473 #endif
 474 CND(MSG_NOSIGNAL, "No SIGPIPE on send")
 475
 476 #ifdef __linux__
 477 # define MSG_Forced_Flags "MSG_NOSIGNAL"
 478 #else
 479 # define MSG_Forced_Flags "0"
 480 #endif
 481 CN_(MSG_Forced_Flags, "")
 482 TXT("   --  Flags set on all send(2) calls")
 483
 484 _NL
 485 TXT("   --------------------")
 486 TXT("   -- Socket options --")
 487 TXT("   --------------------")
 488 _NL
 489
 490 #ifndef TCP_NODELAY
 491 #define TCP_NODELAY -1
 492 #endif
 493 CND(TCP_NODELAY, "Do not coalesce packets")
 494
 495 #ifndef SO_REUSEADDR
 496 #define SO_REUSEADDR -1
 497 #endif
 498 CND(SO_REUSEADDR, "Bind reuse local address")
 499
 500 #ifndef SO_KEEPALIVE
 501 #define SO_KEEPALIVE -1
 502 #endif
 503 CND(SO_KEEPALIVE, "Enable keep-alive msgs")
 504
 505 #ifndef SO_LINGER
 506 #define SO_LINGER -1
 507 #endif
 508 CND(SO_LINGER, "Defer close to flush data")
 509
 510 #ifndef SO_BROADCAST
 511 #define SO_BROADCAST -1
 512 #endif
 513 CND(SO_BROADCAST, "Can send broadcast msgs")
 514
 515 #ifndef SO_SNDBUF
 516 #define SO_SNDBUF -1
 517 #endif
 518 CND(SO_SNDBUF, "Set/get send buffer size")
 519
 520 #ifndef SO_RCVBUF
 521 #define SO_RCVBUF -1
 522 #endif
 523 CND(SO_RCVBUF, "Set/get recv buffer size")
 524
 525 #ifndef SO_SNDTIMEO
 526 #define SO_SNDTIMEO -1
 527 #endif
 528 CND(SO_SNDTIMEO, "Emission timeout")
 529
 530 #ifndef SO_RCVTIMEO
 531 #define SO_RCVTIMEO -1
 532 #endif
 533 CND(SO_RCVTIMEO, "Reception timeout")
 534
 535 #ifndef SO_ERROR
 536 #define SO_ERROR -1
 537 #endif
 538 CND(SO_ERROR, "Get/clear error status")
 539
 540 #ifndef IP_MULTICAST_IF
 541 #define IP_MULTICAST_IF -1
 542 #endif
 543 CND(IP_MULTICAST_IF, "Set/get mcast interface")
 544
 545 #ifndef IP_MULTICAST_TTL
 546 #define IP_MULTICAST_TTL -1
 547 #endif
 548 CND(IP_MULTICAST_TTL, "Set/get multicast TTL")
 549
 550 #ifndef IP_MULTICAST_LOOP
 551 #define IP_MULTICAST_LOOP -1
 552 #endif
 553 CND(IP_MULTICAST_LOOP, "Set/get mcast loopback")
 554
 555 #ifndef IP_ADD_MEMBERSHIP
 556 #define IP_ADD_MEMBERSHIP -1
 557 #endif
 558 CND(IP_ADD_MEMBERSHIP, "Join a multicast group")
 559
 560 #ifndef IP_DROP_MEMBERSHIP
 561 #define IP_DROP_MEMBERSHIP -1
 562 #endif
 563 CND(IP_DROP_MEMBERSHIP, "Leave a multicast group")
 564
 565 _NL
 566 TXT("   -------------------")
 567 TXT("   -- System limits --")
 568 TXT("   -------------------")
 569 _NL
 570
 571 #ifndef IOV_MAX
 572 #define IOV_MAX INT_MAX
 573 #endif
 574 CND(IOV_MAX, "Maximum writev iovcnt")
 575
 576 _NL
 577 TXT("   ----------------------")
 578 TXT("   -- Type definitions --")
 579 TXT("   ----------------------")
 580 _NL
 581
 582 {
 583   struct timeval tv;
 584 TXT("   --  Sizes (in bytes) of the components of struct timeval")
 585 _NL
 586 #define SIZEOF_tv_sec (sizeof tv.tv_sec)
 587 CND(SIZEOF_tv_sec, "tv_sec")
 588 #define SIZEOF_tv_usec (sizeof tv.tv_usec)
 589 CND(SIZEOF_tv_usec, "tv_usec")
 590 }
 591
 592 #ifdef __vxworks
 593 _NL
 594 TXT("   --------------------------------")
 595 TXT("   -- VxWorks-specific constants --")
 596 TXT("   --------------------------------")
 597 _NL
 598 TXT("   --  These constants may be used only within the VxWorks version of")
 599 TXT("   --  GNAT.Sockets.Thin.")
 600 _NL
 601
 602 CND(OK,    "VxWorks generic success")
 603 CND(ERROR, "VxWorks generic error")
 604 #endif
 605
 606 _NL
 607 TXT("end GNAT.Sockets.Constants;")
 608
 609   output ();
 610   return 0;
 611 }
 612
 613 void
 614 output (void) {
 615   int text_max = 0, value_max = 0, l;
 616   struct line *p;
 617   char fmt[64];
 618 #define UPD_MAX(x) do { \
 619   l = strlen (p->x); \
 620   if (l > x ## _max) x ## _max = l; \
 621 } while (0)
 622
 623   for (p = first; p != NULL; p = p->next) {
 624     if (p->value != NULL) {
 625       UPD_MAX(text);
 626       UPD_MAX(value);
 627     }
 628   }
 629   sprintf (fmt, "   %%-%ds : constant := %%%ds;%%s%%s\n",
 630     text_max, value_max);
 631
 632   for (p = first; p != NULL; p = p->next) {
 633     if (p->value == NULL) {
 634       printf ("%s\n", p->text);
 635     } else {
 636       char *comment_sep = (strlen (p->comment) > 0)
 637                           ? " --  " : "";
 638       printf (fmt, p->text, p->value, comment_sep, p->comment);
 639     }
 640   }
 641 }
 642
 643 char *
 644 f_itoa (char *fmt, int n) {
 645   char buf[32], *ret;
 646   sprintf (buf, fmt, n);
 647   ret = malloc (strlen (buf) + 1);
 648   if (ret != NULL)
 649     strcpy (ret, buf);
 650   return ret;
 651 }
 652
 653 void
 654 add_line (char *_text, char *_value, char *_comment) {
 655   struct line *l = (struct line *) malloc (sizeof (struct line));
 656
 657   l->text = _text;
 658   l->value = _value;
 659   l->comment = _comment;
 660   l->next = NULL;
 661   if (last == NULL)
 662     first = last = l;
 663   else {
 664     last->next = l;
 665     last = l;
 666   }
 667 }