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