1 /* 2 * Copyright (c) 1998-2004 Sendmail, Inc. and its suppliers. 3 * All rights reserved. 4 * Copyright (c) 1983, 1995-1997 Eric P. Allman. All rights reserved. 5 * Copyright (c) 1988, 1993 6 * The Regents of the University of California. All rights reserved. 7 * 8 * By using this file, you agree to the terms and conditions set 9 * forth in the LICENSE file which can be found at the top level of 10 * the sendmail distribution. 11 * 12 * 13 * $Id: conf.h,v 1.90.2.20 2004/01/07 00:52:16 ca Exp $ 14 */ 15 16 /* 17 ** CONF.H -- All user-configurable parameters for sendmail 18 ** 19 ** Send updates to sendmail@Sendmail.ORG so they will be 20 ** included in the next release. 21 */ 22 23 #ifndef SM_CONF_H 24 # define SM_CONF_H 1 25 26 27 # include <sm/config.h> 28 # include <sm/varargs.h> 29 30 /* 31 ** General "standard C" defines. 32 ** 33 ** These may be undone later, to cope with systems that claim to 34 ** be Standard C but aren't. Gcc is the biggest offender -- it 35 ** doesn't realize that the library is part of the language. 36 ** 37 ** Life would be much easier if we could get rid of this sort 38 ** of bozo problems. 39 */ 40 41 # ifdef __STDC__ 42 # define HASSETVBUF 1 /* we have setvbuf(3) in libc */ 43 # endif /* __STDC__ */ 44 45 /* 46 ** Assume you have standard calls; can be #undefed below if necessary. 47 */ 48 49 # ifndef HASLSTAT 50 # define HASLSTAT 1 /* has lstat(2) call */ 51 # endif /* ! HASLSTAT */ 52 53 # ifndef HASNICE 54 # define HASNICE 1 /* has nice(2) call */ 55 # endif /* ! HASNICE */ 56 57 # ifndef HASRRESVPORT 58 # define HASRRESVPORT 1 /* has rrsevport(3) call */ 59 # endif /* ! HASRRESVPORT */ 60 61 /********************************************************************** 62 ** "Hard" compilation options. 63 ** #define these if they are available; comment them out otherwise. 64 ** These cannot be overridden from the Makefile, and should really not 65 ** be turned off unless absolutely necessary. 66 **********************************************************************/ 67 68 #define LOG 1 /* enable logging -- don't turn off */ 69 70 /********************************************************************** 71 ** Operating system configuration. 72 ** 73 ** Unless you are porting to a new OS, you shouldn't have to 74 ** change these. 75 **********************************************************************/ 76 77 /* 78 ** HP-UX -- tested for 8.07, 9.00, and 9.01. 79 ** 80 ** If V4FS is defined, compile for HP-UX 10.0. 81 ** 11.x support from Richard Allen <ra@hp.is>. 82 */ 83 84 # ifdef __hpux 85 /* common definitions for HP-UX 9.x and 10.x */ 86 # undef m_flags /* conflict between Berkeley DB 1.85 db.h & sys/sysmacros.h on HP 300 */ 87 # define SYSTEM5 1 /* include all the System V defines */ 88 # define HASINITGROUPS 1 /* has initgroups(3) call */ 89 # define HASFCHMOD 1 /* has fchmod(2) syscall */ 90 # define USESETEUID 1 /* has usable seteuid(2) call */ 91 # define HASSETRESGID 1 /* use setresgid(2) to set saved gid */ 92 # define BOGUS_O_EXCL 1 /* exclusive open follows symlinks */ 93 # define seteuid(e) setresuid(-1, e, -1) 94 # define IP_SRCROUTE 1 /* can check IP source routing */ 95 # define LA_TYPE LA_HPUX 96 # define SPT_TYPE SPT_PSTAT 97 # define SFS_TYPE SFS_VFS /* use <sys/vfs.h> statfs() implementation */ 98 # define GIDSET_T gid_t 99 # define LDA_USE_LOCKF 1 100 # ifndef HASGETUSERSHELL 101 # define HASGETUSERSHELL 0 /* getusershell(3) causes core dumps */ 102 # endif /* ! HASGETUSERSHELL */ 103 # ifdef HPUX10 104 # define _PATH_SENDMAIL "/usr/sbin/sendmail" 105 # ifndef SMRSH_CMDDIR 106 # define SMRSH_CMDDIR "/var/adm/sm.bin" 107 # endif /* ! SMRSH_CMDDIR */ 108 # endif /* HPUX10 */ 109 # ifdef HPUX11 110 # define HASSETREUID 1 /* setreuid(2) works on HP-UX 11.x */ 111 # define HASFCHOWN 1 /* has fchown(2) */ 112 # ifndef BROKEN_RES_SEARCH 113 # define BROKEN_RES_SEARCH 1 /* res_search(unknown) returns h_errno=0 */ 114 # endif /* ! BROKEN_RES_SEARCH */ 115 # ifndef SMRSH_CMDDIR 116 # define SMRSH_CMDDIR "/var/adm/sm.bin" 117 # endif /* ! SMRSH_CMDDIR */ 118 # define _PATH_SENDMAIL "/usr/sbin/sendmail" 119 # else /* HPUX11 */ 120 # ifndef NOT_SENDMAIL 121 # define syslog hard_syslog 122 # endif /* ! NOT_SENDMAIL */ 123 # endif /* HPUX11 */ 124 # define SAFENFSPATHCONF 1 /* pathconf(2) pessimizes on NFS filesystems */ 125 126 # ifdef V4FS 127 /* HP-UX 10.x */ 128 # define _PATH_UNIX "/stand/vmunix" 129 # ifndef _PATH_VENDOR_CF 130 # define _PATH_VENDOR_CF "/etc/mail/sendmail.cf" 131 # endif /* ! _PATH_VENDOR_CF */ 132 # ifndef _PATH_SENDMAILPID 133 # define _PATH_SENDMAILPID "/etc/mail/sendmail.pid" 134 # endif /* ! _PATH_SENDMAILPID */ 135 # ifndef IDENTPROTO 136 # define IDENTPROTO 1 /* TCP/IP implementation fixed in 10.0 */ 137 # endif /* ! IDENTPROTO */ 138 # include <sys/mpctl.h> /* for mpctl() in get_num_procs_online() */ 139 # else /* V4FS */ 140 /* HP-UX 9.x */ 141 # define _PATH_UNIX "/hp-ux" 142 # ifndef _PATH_VENDOR_CF 143 # define _PATH_VENDOR_CF "/usr/lib/sendmail.cf" 144 # endif /* ! _PATH_VENDOR_CF */ 145 # ifndef IDENTPROTO 146 # define IDENTPROTO 0 /* TCP/IP implementation is broken */ 147 # endif /* ! IDENTPROTO */ 148 # ifdef __STDC__ 149 extern void hard_syslog(int, char *, ...); 150 # else /* __STDC__ */ 151 extern void hard_syslog(); 152 # endif /* __STDC__ */ 153 # define FDSET_CAST (int *) /* cast for fd_set parameters to select */ 154 # endif /* V4FS */ 155 156 # endif /* __hpux */ 157 158 /* 159 ** IBM AIX 5.x 160 */ 161 162 # ifdef _AIX5 163 # define _AIX4 40300 164 # if _AIX5 >= 50200 165 # define HASUNSETENV 1 /* has unsetenv(3) call */ 166 # endif /* _AIX5 >= 50200 */ 167 # endif /* _AIX5 */ 168 169 /* 170 ** IBM AIX 4.x 171 */ 172 173 # ifdef _AIX4 174 # define _AIX3 1 /* pull in AIX3 stuff */ 175 # define BSD4_4_SOCKADDR /* has sa_len */ 176 # define USESETEUID 1 /* seteuid(2) works */ 177 # define TZ_TYPE TZ_NAME /* use tzname[] vector */ 178 # define SOCKOPT_LEN_T size_t /* arg#5 to getsockopt */ 179 # if _AIX4 >= 40200 180 # define HASSETREUID 1 /* setreuid(2) works as of AIX 4.2 */ 181 # define SOCKADDR_LEN_T size_t /* e.g., arg#3 to accept, getsockname */ 182 # endif /* _AIX4 >= 40200 */ 183 # if defined(_ILS_MACROS) /* IBM versions aren't side-effect clean */ 184 # undef isascii 185 # define isascii(c) !(c & ~0177) 186 # undef isdigit 187 # define isdigit(__a) (_IS(__a,_ISDIGIT)) 188 # undef isspace 189 # define isspace(__a) (_IS(__a,_ISSPACE)) 190 # endif /* defined(_ILS_MACROS) */ 191 # endif /* _AIX4 */ 192 193 194 /* 195 ** IBM AIX 3.x -- actually tested for 3.2.3 196 */ 197 198 # ifdef _AIX3 199 # include <paths.h> 200 # include <sys/machine.h> /* to get byte order */ 201 # include <sys/select.h> 202 # define HASFCHOWN 1 /* has fchown(2) */ 203 # define HASINITGROUPS 1 /* has initgroups(3) call */ 204 # define HASUNAME 1 /* use System V uname(2) system call */ 205 # define HASGETUSERSHELL 0 /* does not have getusershell(3) call */ 206 # define HASFCHMOD 1 /* has fchmod(2) syscall */ 207 # define IP_SRCROUTE 0 /* Something is broken with getsockopt() */ 208 # define GIDSET_T gid_t 209 # define SFS_TYPE SFS_STATFS /* use <sys/statfs.h> statfs() impl */ 210 # define SPT_PADCHAR '\0' /* pad process title with nulls */ 211 # define LA_TYPE LA_INT 212 # define FSHIFT 16 213 # define LA_AVENRUN "avenrun" 214 # if !defined(_AIX4) || _AIX4 < 40300 215 # ifndef __BIT_TYPES_DEFINED__ 216 # define SM_INT32 int 217 # endif /* __BIT_TYPES_DEFINED__ */ 218 # endif /* !defined(_AIX4) || _AIX4 < 40300 */ 219 # if !defined(_AIX4) || _AIX4 < 40200 220 # define SM_CONF_SYSLOG 0 221 # endif /* !defined(_AIX4) || _AIX4 < 40200 */ 222 # endif /* _AIX3 */ 223 224 225 /* 226 ** IBM AIX 2.2.1 -- actually tested for osupdate level 2706+1773 227 ** 228 ** From Mark Whetzel <markw@wg.waii.com>. 229 */ 230 231 # ifdef AIX /* AIX/RT compiler pre-defines this */ 232 # include <paths.h> 233 # include <sys/time.h> /* AIX/RT resource.h does NOT include this */ 234 # define HASINITGROUPS 1 /* has initgroups(3) call */ 235 # define HASUNAME 1 /* use System V uname(2) system call */ 236 # define HASGETUSERSHELL 0 /* does not have getusershell(3) call */ 237 # define HASFCHMOD 0 /* does not have fchmod(2) syscall */ 238 # define HASSETREUID 1 /* use setreuid(2) -lbsd system call */ 239 # define HASSETVBUF 1 /* use setvbuf(2) system call */ 240 # define HASSETRLIMIT 0 /* does not have setrlimit call */ 241 # define HASFLOCK 0 /* does not have flock call - use fcntl */ 242 # define HASULIMIT 1 /* use ulimit instead of setrlimit call */ 243 # define SM_CONF_GETOPT 0 /* Do we need theirs or ours */ 244 # define SYS5SETPGRP 1 /* don't have setpgid on AIX/RT */ 245 # define IP_SRCROUTE 0 /* Something is broken with getsockopt() */ 246 # define BSD4_3 1 /* NOT bsd 4.4 or posix signals */ 247 # define GIDSET_T int 248 # define SFS_TYPE SFS_STATFS /* use <sys/statfs.h> statfs() impl */ 249 # define SPT_PADCHAR '\0' /* pad process title with nulls */ 250 # define LA_TYPE LA_SUBR /* use our ported loadavgd daemon */ 251 # define TZ_TYPE TZ_TZNAME /* use tzname[] vector */ 252 # define ARBPTR_T int * 253 # define void int 254 typedef int pid_t; 255 /* RTisms for BSD compatibility, specified in the Makefile 256 define BSD 1 257 define BSD_INCLUDES 1 258 define BSD_REMAP_SIGNAL_TO_SIGVEC 259 RTisms needed above */ 260 /* make this sendmail in a completely different place */ 261 # ifndef _PATH_VENDOR_CF 262 # define _PATH_VENDOR_CF "/usr/local/newmail/sendmail.cf" 263 # endif /* ! _PATH_VENDOR_CF */ 264 # ifndef _PATH_SENDMAILPID 265 # define _PATH_SENDMAILPID "/usr/local/newmail/sendmail.pid" 266 # endif /* ! _PATH_SENDMAILPID */ 267 # endif /* AIX */ 268 269 # if defined(_AIX) 270 # define LDA_USE_LOCKF 1 271 # define LDA_USE_SETEUID 1 272 # endif /* defined(_AIX) */ 273 274 /* 275 ** Silicon Graphics IRIX 276 ** 277 ** Compiles on 4.0.1. 278 ** 279 ** Use IRIX64 instead of IRIX for 64-bit IRIX (6.0). 280 ** Use IRIX5 instead of IRIX for IRIX 5.x. 281 ** 282 ** IRIX64 changes from Mark R. Levinson <ml@cvdev.rochester.edu>. 283 ** IRIX5 changes from Kari E. Hurtta <Kari.Hurtta@fmi.fi>. 284 */ 285 286 # ifdef IRIX 287 # define SYSTEM5 1 /* this is a System-V derived system */ 288 # define HASSETREUID 1 /* has setreuid(2) call */ 289 # define HASINITGROUPS 1 /* has initgroups(3) call */ 290 # define HASFCHMOD 1 /* has fchmod(2) syscall */ 291 # define HASGETUSERSHELL 0 /* does not have getusershell(3) call */ 292 # define IP_SRCROUTE 1 /* can check IP source routing */ 293 # define setpgid BSDsetpgrp 294 # define GIDSET_T gid_t 295 # define SFS_TYPE SFS_4ARGS /* four argument statfs() call */ 296 # define SFS_BAVAIL f_bfree /* alternate field name */ 297 # define SYSLOG_BUFSIZE 512 298 # if defined(_SC_NPROC_ONLN) && !defined(_SC_NPROCESSORS_ONLN) 299 /* _SC_NPROC_ONLN is 'mpadmin -u', total # of unrestricted processors */ 300 # define _SC_NPROCESSORS_ONLN _SC_NPROC_ONLN 301 # endif /* if defined(_SC_NPROC_ONLN) && !defined(_SC_NPROCESSORS_ONLN) */ 302 # ifdef IRIX6 303 # define STAT64 1 304 # define QUAD_T unsigned long long 305 # define LA_TYPE LA_IRIX6 /* figure out at run time */ 306 # define SAFENFSPATHCONF 0 /* pathconf(2) lies on NFS filesystems */ 307 # else /* IRIX6 */ 308 # define LA_TYPE LA_INT 309 310 # ifdef IRIX64 311 # define STAT64 1 312 # define QUAD_T unsigned long long 313 # define NAMELISTMASK 0x7fffffffffffffff /* mask for nlist() values */ 314 # else /* IRIX64 */ 315 # define STAT64 0 316 # define NAMELISTMASK 0x7fffffff /* mask for nlist() values */ 317 # endif /* IRIX64 */ 318 # endif /* IRIX6 */ 319 # if defined(IRIX64) || defined(IRIX5) || defined(IRIX6) 320 # include <sys/cdefs.h> 321 # include <paths.h> 322 # define ARGV_T char *const * 323 # define HASFCHOWN 1 /* has fchown(2) */ 324 # define HASSETRLIMIT 1 /* has setrlimit(2) syscall */ 325 # define HASGETDTABLESIZE 1 /* has getdtablesize(2) syscall */ 326 # define HASSTRERROR 1 /* has strerror(3) */ 327 # else /* defined(IRIX64) || defined(IRIX5) || defined(IRIX6) */ 328 # define ARGV_T const char ** 329 # define WAITUNION 1 /* use "union wait" as wait argument type */ 330 # endif /* defined(IRIX64) || defined(IRIX5) || defined(IRIX6) */ 331 # endif /* IRIX */ 332 333 334 /* 335 ** SunOS and Solaris 336 ** 337 ** Tested on SunOS 4.1.x (a.k.a. Solaris 1.1.x) and 338 ** Solaris 2.4 (a.k.a. SunOS 5.4). 339 */ 340 341 # if defined(sun) && !defined(BSD) 342 343 # include <sys/time.h> 344 # define HASINITGROUPS 1 /* has initgroups(3) call */ 345 # define HASUNAME 1 /* use System V uname(2) system call */ 346 # define HASFCHMOD 1 /* has fchmod(2) syscall */ 347 # define IP_SRCROUTE 1 /* can check IP source routing */ 348 # define SAFENFSPATHCONF 1 /* pathconf(2) pessimizes on NFS filesystems */ 349 # ifndef HASFCHOWN 350 # define HASFCHOWN 1 /* fchown(2) */ 351 # endif /* ! HASFCHOWN */ 352 353 # ifdef __svr4__ 354 # define LDA_USE_LOCKF 1 355 # define LDA_USE_SETEUID 1 356 # define _PATH_MAILDIR "/var/mail" 357 # endif /* __svr4__ */ 358 359 # ifdef SOLARIS_2_3 360 # define SOLARIS 20300 /* for back compat only -- use -DSOLARIS=20300 */ 361 # endif /* SOLARIS_2_3 */ 362 363 # if defined(NOT_SENDMAIL) && !defined(SOLARIS) && defined(sun) && (defined(__svr4__) || defined(__SVR4)) 364 # define SOLARIS 1 /* unknown Solaris version */ 365 # endif /* defined(NOT_SENDMAIL) && !defined(SOLARIS) && defined(sun) && (defined(__svr4__) || defined(__SVR4)) */ 366 367 # ifdef SOLARIS 368 /* Solaris 2.x (a.k.a. SunOS 5.x) */ 369 # ifndef __svr4__ 370 # define __svr4__ /* use all System V Release 4 defines below */ 371 # endif /* ! __svr4__ */ 372 # define GIDSET_T gid_t 373 # define USE_SA_SIGACTION 1 /* use sa_sigaction field */ 374 # define BROKEN_PTHREAD_SLEEP 1 /* sleep after pthread_create() fails */ 375 # define HASSTRERROR 1 /* has strerror(3) */ 376 # ifndef _PATH_UNIX 377 # define _PATH_UNIX "/dev/ksyms" 378 # endif /* ! _PATH_UNIX */ 379 # ifndef _PATH_VENDOR_CF 380 # define _PATH_VENDOR_CF "/etc/mail/sendmail.cf" 381 # endif /* ! _PATH_VENDOR_CF */ 382 # ifndef _PATH_SENDMAILPID 383 # define _PATH_SENDMAILPID "/etc/mail/sendmail.pid" 384 # endif /* ! _PATH_SENDMAILPID */ 385 # ifndef _PATH_HOSTS 386 # define _PATH_HOSTS "/etc/inet/hosts" 387 # endif /* ! _PATH_HOSTS */ 388 # ifndef SYSLOG_BUFSIZE 389 # define SYSLOG_BUFSIZE 1024 /* allow full size syslog buffer */ 390 # endif /* ! SYSLOG_BUFSIZE */ 391 # ifndef TZ_TYPE 392 # define TZ_TYPE TZ_TZNAME 393 # endif /* ! TZ_TYPE */ 394 # if SOLARIS >= 20300 || (SOLARIS < 10000 && SOLARIS >= 203) 395 # define USESETEUID 1 /* seteuid works as of 2.3 */ 396 # define LDA_CONTENTLENGTH 1 /* Needs the Content-Length header */ 397 # endif /* SOLARIS >= 20300 || (SOLARIS < 10000 && SOLARIS >= 203) */ 398 # if SOLARIS >= 20500 || (SOLARIS < 10000 && SOLARIS >= 205) 399 # define HASSETREUID 1 /* setreuid works as of 2.5 */ 400 # define HASSETREGID 1 /* use setregid(2) to set saved gid */ 401 # if SOLARIS < 207 || (SOLARIS > 10000 && SOLARIS < 20700) 402 # ifndef LA_TYPE 403 # define LA_TYPE LA_KSTAT /* use kstat(3k) -- may work in < 2.5 */ 404 # endif /* ! LA_TYPE */ 405 # ifndef RANDOMSHIFT /* random() doesn't work well (sometimes) */ 406 # define RANDOMSHIFT 8 407 # endif /* ! RANDOMSHIFT */ 408 # endif /* SOLARIS < 207 || (SOLARIS > 10000 && SOLARIS < 20700) */ 409 # else /* SOLARIS >= 20500 || (SOLARIS < 10000 && SOLARIS >= 205) */ 410 # ifndef HASRANDOM 411 # define HASRANDOM 0 /* doesn't have random(3) */ 412 # endif /* ! HASRANDOM */ 413 # endif /* SOLARIS >= 20500 || (SOLARIS < 10000 && SOLARIS >= 205) */ 414 # if (SOLARIS > 10000 && SOLARIS < 20600) || SOLARIS < 206 415 # define SM_INT32 int /* 32bit integer */ 416 # endif /* (SOLARIS > 10000 && SOLARIS < 20600) || SOLARIS < 206 */ 417 # if SOLARIS >= 20700 || (SOLARIS < 10000 && SOLARIS >= 207) 418 # ifndef LA_TYPE 419 # include <sys/loadavg.h> 420 # if SOLARIS >= 20900 || (SOLARIS < 10000 && SOLARIS >= 209) 421 # include <sys/pset.h> 422 # define LA_TYPE LA_PSET /* pset_getloadavg(3c) appears in 2.9 */ 423 # else /* SOLARIS >= 20900 || (SOLARIS < 10000 && SOLARIS >= 209) */ 424 # define LA_TYPE LA_SUBR /* getloadavg(3c) appears in 2.7 */ 425 # endif /* SOLARIS >= 20900 || (SOLARIS < 10000 && SOLARIS >= 209) */ 426 # endif /* ! LA_TYPE */ 427 # define HASGETUSERSHELL 1 /* getusershell(3c) bug fixed in 2.7 */ 428 # endif /* SOLARIS >= 20700 || (SOLARIS < 10000 && SOLARIS >= 207) */ 429 # if SOLARIS >= 20800 || (SOLARIS < 10000 && SOLARIS >= 208) 430 # undef _PATH_SENDMAILPID /* tmpfs /var/run added in 2.8 */ 431 # define _PATH_SENDMAILPID "/var/run/sendmail.pid" 432 # ifndef SMRSH_CMDDIR 433 # define SMRSH_CMDDIR "/var/adm/sm.bin" 434 # endif /* ! SMRSH_CMDDIR */ 435 # define SL_FUDGE 34 /* fudge offset for SyslogPrefixLen */ 436 # endif /* SOLARIS >= 20800 || (SOLARIS < 10000 && SOLARIS >= 208) */ 437 # if SOLARIS >= 20900 || (SOLARIS < 10000 && SOLARIS >= 209) 438 # define HASURANDOMDEV 1 /* /dev/[u]random added in S9 */ 439 # endif /* SOLARIS >= 20900 || (SOLARIS < 10000 && SOLARIS >= 209) */ 440 # if SOLARIS >= 21000 || (SOLARIS < 10000 && SOLARIS >= 210) 441 # define HASUNSETENV 1 /* unsetenv() added in S10 */ 442 # endif /* SOLARIS >= 21000 || (SOLARIS < 10000 && SOLARIS >= 210) */ 443 # ifndef HASGETUSERSHELL 444 # define HASGETUSERSHELL 0 /* getusershell(3) causes core dumps pre-2.7 */ 445 # endif /* ! HASGETUSERSHELL */ 446 447 # else /* SOLARIS */ 448 /* SunOS 4.0.3 or 4.1.x */ 449 # define HASGETUSERSHELL 1 /* DOES have getusershell(3) call in libc */ 450 # define HASSETREUID 1 /* has setreuid(2) call */ 451 # ifndef HASFLOCK 452 # define HASFLOCK 1 /* has flock(2) call */ 453 # endif /* ! HASFLOCK */ 454 # define SFS_TYPE SFS_VFS /* use <sys/vfs.h> statfs() implementation */ 455 # define TZ_TYPE TZ_TM_ZONE /* use tm->tm_zone */ 456 # include <memory.h> 457 # include <vfork.h> 458 # ifdef __GNUC__ 459 # define strtoul strtol /* gcc library bogosity */ 460 # endif /* __GNUC__ */ 461 # define memmove(d, s, l) (bcopy((s), (d), (l))) 462 # define atexit(f) on_exit((f), 0) /* ugly hack for SunOS */ 463 # define SM_INT32 int /* 32bit integer */ 464 # define SM_ALIGN_SIZE (sizeof(long)) 465 # define GIDSET_T int 466 # define SM_CONF_SYSLOG 0 467 468 # ifdef SUNOS403 469 /* special tweaking for SunOS 4.0.3 */ 470 # include <malloc.h> 471 # define BSD4_3 1 /* 4.3 BSD-based */ 472 # define NEEDSTRSTR 1 /* need emulation of strstr(3) routine */ 473 # define WAITUNION 1 /* use "union wait" as wait argument type */ 474 # undef WIFEXITED 475 # undef WEXITSTATUS 476 # undef HASUNAME 477 # define setpgid setpgrp 478 # define MODE_T int 479 typedef int pid_t; 480 extern char *getenv(); 481 482 # else /* SUNOS403 */ 483 /* 4.1.x specifics */ 484 # define HASSETSID 1 /* has Posix setsid(2) call */ 485 # define HASSETVBUF 1 /* we have setvbuf(3) in libc */ 486 487 # endif /* SUNOS403 */ 488 # endif /* SOLARIS */ 489 490 # ifndef LA_TYPE 491 # define LA_TYPE LA_INT 492 # endif /* ! LA_TYPE */ 493 494 # endif /* defined(sun) && !defined(BSD) */ 495 496 /* 497 ** DG/UX 498 ** 499 ** Tested on 5.4.2 and 5.4.3. Use DGUX_5_4_2 to get the 500 ** older support. 501 ** 5.4.3 changes from Mark T. Robinson <mtr@ornl.gov>. 502 */ 503 504 # ifdef DGUX_5_4_2 505 # define DGUX 1 506 # endif /* DGUX_5_4_2 */ 507 508 # ifdef DGUX 509 # define SYSTEM5 1 510 # define LA_TYPE LA_DGUX 511 # define HASSETREUID 1 /* has setreuid(2) call */ 512 # define HASUNAME 1 /* use System V uname(2) system call */ 513 # define HASSETSID 1 /* has Posix setsid(2) call */ 514 # define HASINITGROUPS 1 /* has initgroups(3) call */ 515 # define IP_SRCROUTE 0 /* does not have <netinet/ip_var.h> */ 516 # define HASGETUSERSHELL 0 /* does not have getusershell(3) */ 517 # ifndef IDENTPROTO 518 # define IDENTPROTO 0 /* TCP/IP implementation is broken */ 519 # endif /* ! IDENTPROTO */ 520 # define SPT_TYPE SPT_NONE /* don't use setproctitle */ 521 # define SFS_TYPE SFS_4ARGS /* four argument statfs() call */ 522 # define LDA_USE_LOCKF 1 523 524 /* these include files must be included early on DG/UX */ 525 # include <netinet/in.h> 526 # include <arpa/inet.h> 527 528 /* compiler doesn't understand const? */ 529 # define const 530 531 # ifdef DGUX_5_4_2 532 # define inet_addr dgux_inet_addr 533 extern long dgux_inet_addr(); 534 # endif /* DGUX_5_4_2 */ 535 # endif /* DGUX */ 536 537 538 /* 539 ** Digital Ultrix 4.2 - 4.5 540 ** 541 ** Apparently, fcntl locking is broken on 4.2A, in that locks are 542 ** not dropped when the process exits. This causes major problems, 543 ** so flock is the only alternative. 544 */ 545 546 # ifdef ultrix 547 # define HASSETREUID 1 /* has setreuid(2) call */ 548 # define HASUNSETENV 1 /* has unsetenv(3) call */ 549 # define HASINITGROUPS 1 /* has initgroups(3) call */ 550 # define HASUNAME 1 /* use System V uname(2) system call */ 551 # define HASFCHMOD 1 /* has fchmod(2) syscall */ 552 # define HASFCHOWN 1 /* has fchown(2) syscall */ 553 # ifndef HASFLOCK 554 # define HASFLOCK 1 /* has flock(2) call */ 555 # endif /* ! HASFLOCK */ 556 # define HASGETUSERSHELL 0 /* does not have getusershell(3) call */ 557 # ifndef BROKEN_RES_SEARCH 558 # define BROKEN_RES_SEARCH 1 /* res_search(unknown) returns h_errno=0 */ 559 # endif /* ! BROKEN_RES_SEARCH */ 560 # if !defined(NEEDLOCAL_HOSTNAME_LENGTH) && NAMED_BIND && __RES >= 19931104 && __RES < 19950621 561 # define NEEDLOCAL_HOSTNAME_LENGTH 1 /* see sendmail/README */ 562 # endif /* !defined(NEEDLOCAL_HOSTNAME_LENGTH) && NAMED_BIND && __RES >= 19931104 && __RES < 19950621 */ 563 # ifdef vax 564 # define LA_TYPE LA_FLOAT 565 # else /* vax */ 566 # define LA_TYPE LA_INT 567 # define LA_AVENRUN "avenrun" 568 # endif /* vax */ 569 # define SFS_TYPE SFS_MOUNT /* use <sys/mount.h> statfs() impl */ 570 # ifndef IDENTPROTO 571 # define IDENTPROTO 0 /* pre-4.4 TCP/IP implementation is broken */ 572 # endif /* ! IDENTPROTO */ 573 # define SYSLOG_BUFSIZE 256 574 # define SM_CONF_SYSLOG 0 575 # endif /* ultrix */ 576 577 578 /* 579 ** OSF/1 for KSR. 580 ** 581 ** Contributed by Todd C. Miller <Todd.Miller@cs.colorado.edu> 582 */ 583 584 # ifdef __ksr__ 585 # define __osf__ 1 /* get OSF/1 defines below */ 586 # ifndef TZ_TYPE 587 # define TZ_TYPE TZ_TZNAME /* use tzname[] vector */ 588 # endif /* ! TZ_TYPE */ 589 # endif /* __ksr__ */ 590 591 592 /* 593 ** OSF/1 for Intel Paragon. 594 ** 595 ** Contributed by Jeff A. Earickson <jeff@ssd.intel.com> 596 ** of Intel Scalable Systems Divison. 597 */ 598 599 # ifdef __PARAGON__ 600 # define __osf__ 1 /* get OSF/1 defines below */ 601 # ifndef TZ_TYPE 602 # define TZ_TYPE TZ_TZNAME /* use tzname[] vector */ 603 # endif /* ! TZ_TYPE */ 604 # define GIDSET_T gid_t 605 # define MAXNAMLEN NAME_MAX 606 # endif /* __PARAGON__ */ 607 608 609 /* 610 ** Tru64 UNIX, formerly known as Digital UNIX, formerly known as DEC OSF/1 611 ** 612 ** Tested for 3.2 and 4.0. 613 */ 614 615 # ifdef __osf__ 616 # define HASUNAME 1 /* has uname(2) call */ 617 # define HASUNSETENV 1 /* has unsetenv(3) call */ 618 # define USESETEUID 1 /* has usable seteuid(2) call */ 619 # define HASINITGROUPS 1 /* has initgroups(3) call */ 620 # define HASFCHMOD 1 /* has fchmod(2) syscall */ 621 # define HASFCHOWN 1 /* has fchown(2) syscall */ 622 # define HASSETLOGIN 1 /* has setlogin(2) */ 623 # define IP_SRCROUTE 1 /* can check IP source routing */ 624 # define HAS_ST_GEN 1 /* has st_gen field in stat struct */ 625 # define GIDSET_T gid_t 626 # define SM_INT32 int /* 32bit integer */ 627 # ifndef HASFLOCK 628 # include <standards.h> 629 # if _XOPEN_SOURCE+0 >= 400 630 # define HASFLOCK 0 /* 5.0 and later has bad flock(2) call */ 631 # else /* _XOPEN_SOURCE+0 >= 400 */ 632 # define HASFLOCK 1 /* has flock(2) call */ 633 # endif /* _XOPEN_SOURCE+0 >= 400 */ 634 # endif /* ! HASFLOCK */ 635 # define LA_TYPE LA_ALPHAOSF 636 # define SFS_TYPE SFS_STATVFS /* use <sys/statvfs.h> statfs() impl */ 637 # ifndef _PATH_VENDOR_CF 638 # define _PATH_VENDOR_CF "/var/adm/sendmail/sendmail.cf" 639 # endif /* ! _PATH_VENDOR_CF */ 640 # ifndef _PATH_SENDMAILPID 641 # define _PATH_SENDMAILPID "/var/run/sendmail.pid" 642 # endif /* ! _PATH_SENDMAILPID */ 643 # if _FFR_DIGUNIX_SAFECHOWN 644 /* 645 ** Testing on a Digital UNIX 4.0a system showed this to be the correct 646 ** setting but given the security consequences, more testing and 647 ** verification is needed. Unfortunately, the man page offers no 648 ** assistance. 649 */ 650 # define IS_SAFE_CHOWN >= 0 651 # endif /* _FFR_DIGUNIX_SAFECHOWN */ 652 # endif /* __osf__ */ 653 654 655 /* 656 ** NeXTstep 657 */ 658 659 # ifdef NeXT 660 # define HASINITGROUPS 1 /* has initgroups(3) call */ 661 # define NEEDPUTENV 2 /* need putenv(3) call; no setenv(3) call */ 662 # ifndef HASFLOCK 663 # define HASFLOCK 1 /* has flock(2) call */ 664 # endif /* ! HASFLOCK */ 665 # define UID_T int /* compiler gripes on uid_t */ 666 # define GID_T int /* ditto for gid_t */ 667 # define MODE_T int /* and mode_t */ 668 # define setpgid setpgrp 669 # ifndef NOT_SENDMAIL 670 # define sleep sleepX 671 # endif /* ! NOT_SENDMAIL */ 672 # ifndef LA_TYPE 673 # define LA_TYPE LA_MACH 674 # endif /* ! LA_TYPE */ 675 # define SFS_TYPE SFS_VFS /* use <sys/vfs.h> statfs() implementation */ 676 # ifdef _POSIX_SOURCE 677 extern struct passwd *getpwent(); 678 # else /* _POSIX_SOURCE */ 679 # define SM_CONF_GETOPT 0 /* need a replacement for getopt(3) */ 680 # define WAITUNION 1 /* use "union wait" as wait argument type */ 681 typedef int pid_t; 682 # undef WEXITSTATUS 683 # undef WIFEXITED 684 # undef WIFSTOPPED 685 # undef WTERMSIG 686 # endif /* _POSIX_SOURCE */ 687 # ifndef _PATH_VENDOR_CF 688 # define _PATH_VENDOR_CF "/etc/sendmail/sendmail.cf" 689 # endif /* ! _PATH_VENDOR_CF */ 690 # ifndef _PATH_SENDMAILPID 691 # define _PATH_SENDMAILPID "/etc/sendmail/sendmail.pid" 692 # endif /* ! _PATH_SENDMAILPID */ 693 # define SM_INT32 int /* 32bit integer */ 694 695 # ifdef TCPWRAPPERS 696 # ifndef HASUNSETENV 697 # define HASUNSETENV 1 698 # endif /* ! HASUNSETENV */ 699 # undef NEEDPUTENV 700 # endif /* TCPWRAPPERS */ 701 # ifndef __APPLE__ 702 # include <libc.h> 703 # ifndef S_IRUSR 704 # define S_IRUSR S_IREAD 705 # endif /* ! S_IRUSR */ 706 # ifndef S_IWUSR 707 # define S_IWUSR S_IWRITE 708 # endif /* ! S_IWUSR */ 709 # define _PATH_MAILDIR "/usr/spool/mail" 710 # endif /* ! __APPLE__ */ 711 # ifndef isascii 712 # define isascii(c) ((unsigned)(c) <= 0177) 713 # endif /* ! isascii */ 714 # endif /* NeXT */ 715 716 /* 717 ** Apple Darwin (aka Rhapsody) 718 ** 719 ** Contributed by Wilfredo Sanchez <wsanchez@mit.edu> 720 */ 721 722 # if defined(DARWIN) 723 # define HASFCHMOD 1 /* has fchmod(2) */ 724 # define HASFCHOWN 1 /* has fchown(2) */ 725 # define HASFLOCK 1 /* has flock(2) */ 726 # define HASUNAME 1 /* has uname(2) */ 727 # define HASUNSETENV 1 /* has unsetenv(3) */ 728 # define HASSETSID 1 /* has the setsid(2) */ 729 # define HASINITGROUPS 1 /* has initgroups(3) */ 730 # define HASSETVBUF 1 /* has setvbuf (3) */ 731 # define HASSETREUID 0 /* setreuid(2) unusable */ 732 # define HASSETEUID 1 /* has seteuid(2) */ 733 # define USESETEUID 1 /* has seteuid(2) */ 734 # define HASSETEGID 1 /* has setegid(2) */ 735 # define HASSETREGID 1 /* has setregid(2) */ 736 # define HASSETRESGID 0 /* no setresgid(2) */ 737 # define HASLSTAT 1 /* has lstat(2) */ 738 # define HASSETRLIMIT 1 /* has setrlimit(2) */ 739 # define HASWAITPID 1 /* has waitpid(2) */ 740 # define HASGETDTABLESIZE 1 /* has getdtablesize(2) */ 741 # define HAS_ST_GEN 1 /* has st_gen field in struct stat */ 742 # define HASURANDOMDEV 1 /* has urandom(4) */ 743 # define HASSTRERROR 1 /* has strerror(3) */ 744 # define HASGETUSERSHELL 1 /* had getusershell(3) */ 745 # define GIDSET_T gid_t /* getgroups(2) takes gid_t */ 746 # define LA_TYPE LA_SUBR /* use getloadavg(3) */ 747 # define SFS_TYPE SFS_MOUNT /* use <sys/mount.h> statfs() impl */ 748 # define SPT_TYPE SPT_PSSTRINGS /* use magic PS_STRINGS pointer for setproctitle */ 749 # define ERRLIST_PREDEFINED /* don't declare sys_errlist */ 750 # define BSD4_4_SOCKADDR /* struct sockaddr has sa_len */ 751 # define SAFENFSPATHCONF 0 /* unverified: pathconf(2) doesn't work on NFS */ 752 # define HAS_IN_H 1 753 # define NETLINK 1 /* supports AF_LINK */ 754 # ifndef NOT_SENDMAIL 755 # define sleep sleepX 756 extern unsigned int sleepX __P((unsigned int seconds)); 757 # endif /* ! NOT_SENDMAIL */ 758 # endif /* defined(DARWIN) */ 759 760 761 /* 762 ** 4.4 BSD 763 ** 764 ** See also BSD defines. 765 */ 766 767 # if defined(BSD4_4) && !defined(__bsdi__) && !defined(__GNU__) 768 # include <paths.h> 769 # define HASUNSETENV 1 /* has unsetenv(3) call */ 770 # define USESETEUID 1 /* has usable seteuid(2) call */ 771 # define HASFCHMOD 1 /* has fchmod(2) syscall */ 772 # define HASFCHOWN 1 /* has fchown(2) syscall */ 773 # define HASSTRERROR 1 /* has strerror(3) */ 774 # define HAS_ST_GEN 1 /* has st_gen field in stat struct */ 775 # include <sys/cdefs.h> 776 # define ERRLIST_PREDEFINED /* don't declare sys_errlist */ 777 # define BSD4_4_SOCKADDR /* has sa_len */ 778 # define NEED_PRINTF_PERCENTQ 1 /* doesn't have %lld */ 779 # define NETLINK 1 /* supports AF_LINK */ 780 # ifndef LA_TYPE 781 # define LA_TYPE LA_SUBR 782 # endif /* ! LA_TYPE */ 783 # define SFS_TYPE SFS_MOUNT /* use <sys/mount.h> statfs() impl */ 784 # define SPT_TYPE SPT_PSSTRINGS /* use PS_STRINGS pointer */ 785 # endif /* defined(BSD4_4) && !defined(__bsdi__) && !defined(__GNU__) */ 786 787 788 /* 789 ** BSD/OS (was BSD/386) (all versions) 790 ** From Tony Sanders, BSDI 791 */ 792 793 # ifdef __bsdi__ 794 # include <paths.h> 795 # define HASUNSETENV 1 /* has the unsetenv(3) call */ 796 # define HASSETREUID 0 /* BSD-OS has broken setreuid(2) emulation */ 797 # define HASSETSID 1 /* has the setsid(2) POSIX syscall */ 798 # define USESETEUID 1 /* has usable seteuid(2) call */ 799 # define HASFCHMOD 1 /* has fchmod(2) syscall */ 800 # define HASSETLOGIN 1 /* has setlogin(2) */ 801 # define HASUNAME 1 /* has uname(2) syscall */ 802 # define HASSTRERROR 1 /* has strerror(3) */ 803 # define HAS_ST_GEN 1 /* has st_gen field in stat struct */ 804 # include <sys/cdefs.h> 805 # define ERRLIST_PREDEFINED /* don't declare sys_errlist */ 806 # define BSD4_4_SOCKADDR /* has sa_len */ 807 # define NETLINK 1 /* supports AF_LINK */ 808 # define SFS_TYPE SFS_MOUNT /* use <sys/mount.h> statfs() impl */ 809 # ifndef LA_TYPE 810 # define LA_TYPE LA_SUBR 811 # endif /* ! LA_TYPE */ 812 # define GIDSET_T gid_t 813 # define QUAD_T quad_t 814 # if defined(_BSDI_VERSION) && _BSDI_VERSION >= 199312 815 /* version 1.1 or later */ 816 # undef SPT_TYPE 817 # define SPT_TYPE SPT_BUILTIN /* setproctitle is in libc */ 818 # else /* defined(_BSDI_VERSION) && _BSDI_VERSION >= 199312 */ 819 /* version 1.0 or earlier */ 820 # define SPT_PADCHAR '\0' /* pad process title with nulls */ 821 # endif /* defined(_BSDI_VERSION) && _BSDI_VERSION >= 199312 */ 822 # if defined(_BSDI_VERSION) && _BSDI_VERSION >= 199701 /* on 3.x */ 823 # define HASSETUSERCONTEXT 1 /* has setusercontext */ 824 # endif /* defined(_BSDI_VERSION) && _BSDI_VERSION >= 199701 */ 825 # if defined(_BSDI_VERSION) && _BSDI_VERSION <= 199701 /* 3.1 and earlier */ 826 # define MODE_T int /* va_arg() can't handle less than int */ 827 # endif /* defined(_BSDI_VERSION) && _BSDI_VERSION <= 199701 */ 828 # if defined(_BSDI_VERSION) && _BSDI_VERSION >= 199910 /* on 4.x */ 829 # define HASURANDOMDEV 1 /* has /dev/urandom(4) */ 830 # endif /* defined(_BSDI_VERSION) && _BSDI_VERSION >= 199910 */ 831 # endif /* __bsdi__ */ 832 833 834 /* 835 ** QNX 4.2x 836 ** Contributed by Glen McCready <glen@qnx.com>. 837 ** 838 ** Should work with all versions of QNX. 839 */ 840 841 # if defined(__QNX__) 842 # include <unix.h> 843 # include <sys/select.h> 844 # undef NGROUPS_MAX 845 # define HASSETSID 1 /* has the setsid(2) POSIX syscall */ 846 # define USESETEUID 1 /* has usable seteuid(2) call */ 847 # define HASFCHMOD 1 /* has fchmod(2) syscall */ 848 # define HASGETDTABLESIZE 1 /* has getdtablesize(2) call */ 849 # define HASSETREUID 1 /* has setreuid(2) call */ 850 # define HASSTRERROR 1 /* has strerror(3) */ 851 # define HASFLOCK 0 852 # undef HASINITGROUPS /* has initgroups(3) call */ 853 # define SM_CONF_GETOPT 0 /* need a replacement for getopt(3) */ 854 # define IP_SRCROUTE 1 /* can check IP source routing */ 855 # define TZ_TYPE TZ_TMNAME /* use tmname variable */ 856 # define GIDSET_T gid_t 857 # define LA_TYPE LA_ZERO 858 # define SFS_TYPE SFS_NONE 859 # define SPT_TYPE SPT_REUSEARGV 860 # define SPT_PADCHAR '\0' /* pad process title with nulls */ 861 # define HASGETUSERSHELL 0 862 # define E_PSEUDOBASE 512 863 # define _FILE_H_INCLUDED 864 # endif /* defined(__QNX__) */ 865 866 867 /* 868 ** FreeBSD / NetBSD / OpenBSD (all architectures, all versions) 869 ** 870 ** 4.3BSD clone, closer to 4.4BSD for FreeBSD 1.x and NetBSD 0.9x 871 ** 4.4BSD-Lite based for FreeBSD 2.x and NetBSD 1.x 872 ** 873 ** See also BSD defines. 874 */ 875 876 # if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) 877 # include <paths.h> 878 # define HASUNSETENV 1 /* has unsetenv(3) call */ 879 # define HASSETSID 1 /* has the setsid(2) POSIX syscall */ 880 # define USESETEUID 1 /* has usable seteuid(2) call */ 881 # define HASFCHMOD 1 /* has fchmod(2) syscall */ 882 # define HASFCHOWN 1 /* fchown(2) */ 883 # define HASUNAME 1 /* has uname(2) syscall */ 884 # define HASSTRERROR 1 /* has strerror(3) */ 885 # define HAS_ST_GEN 1 /* has st_gen field in stat struct */ 886 # define NEED_PRINTF_PERCENTQ 1 /* doesn't have %lld */ 887 # include <sys/cdefs.h> 888 # define ERRLIST_PREDEFINED /* don't declare sys_errlist */ 889 # define BSD4_4_SOCKADDR /* has sa_len */ 890 # define NETLINK 1 /* supports AF_LINK */ 891 # define SAFENFSPATHCONF 1 /* pathconf(2) pessimizes on NFS filesystems */ 892 # define GIDSET_T gid_t 893 # define QUAD_T unsigned long long 894 # ifndef LA_TYPE 895 # define LA_TYPE LA_SUBR 896 # endif /* ! LA_TYPE */ 897 # define SFS_TYPE SFS_MOUNT /* use <sys/mount.h> statfs() impl */ 898 # if defined(__NetBSD__) && (NetBSD > 199307 || NetBSD0_9 > 1) 899 # undef SPT_TYPE 900 # define SPT_TYPE SPT_BUILTIN /* setproctitle is in libc */ 901 # endif /* defined(__NetBSD__) && (NetBSD > 199307 || NetBSD0_9 > 1) */ 902 # if defined(__NetBSD__) && ((__NetBSD_Version__ > 102070000) || (NetBSD1_2 > 8) || defined(NetBSD1_4) || defined(NetBSD1_3)) 903 # define HASURANDOMDEV 1 /* has /dev/urandom(4) */ 904 # endif /* defined(__NetBSD__) && ((__NetBSD_Version__ > 102070000) || (NetBSD1_2 > 8) || defined(NetBSD1_4) || defined(NetBSD1_3)) */ 905 # if defined(__FreeBSD__) 906 # define HASSETLOGIN 1 /* has setlogin(2) */ 907 # if __FreeBSD_version >= 227001 908 # define HASSRANDOMDEV 1 /* has srandomdev(3) */ 909 # define HASURANDOMDEV 1 /* has /dev/urandom(4) */ 910 # endif /* __FreeBSD_version >= 227001 */ 911 # undef SPT_TYPE 912 # if __FreeBSD__ >= 2 913 # include <osreldate.h> 914 # if __FreeBSD_version >= 199512 /* 2.2-current when it appeared */ 915 # include <libutil.h> 916 # define SPT_TYPE SPT_BUILTIN 917 # endif /* __FreeBSD_version >= 199512 */ 918 # if __FreeBSD_version >= 222000 /* 2.2.2-release and later */ 919 # define HASSETUSERCONTEXT 1 /* BSDI-style login classes */ 920 # endif /* __FreeBSD_version >= 222000 */ 921 # if __FreeBSD_version >= 330000 /* 3.3.0-release and later */ 922 # ifndef SMRSH_CMDDIR 923 # define SMRSH_CMDDIR "/usr/libexec/sm.bin" 924 # endif /* ! SMRSH_CMDDIR */ 925 # ifndef SMRSH_PATH 926 # define SMRSH_PATH "/bin:/usr/bin" 927 # endif /* ! SMRSH_PATH */ 928 # endif /* __FreeBSD_version >= 330000 */ 929 # define USESYSCTL 1 /* use sysctl(3) for getting ncpus */ 930 # include <sys/sysctl.h> 931 # endif /* __FreeBSD__ >= 2 */ 932 # ifndef SPT_TYPE 933 # define SPT_TYPE SPT_REUSEARGV 934 # define SPT_PADCHAR '\0' /* pad process title with nulls */ 935 # endif /* ! SPT_TYPE */ 936 # endif /* defined(__FreeBSD__) */ 937 # if defined(__OpenBSD__) 938 # undef SPT_TYPE 939 # define SPT_TYPE SPT_BUILTIN /* setproctitle is in libc */ 940 # define HASSETLOGIN 1 /* has setlogin(2) */ 941 # if OpenBSD < 200305 942 # define HASSETREUID 0 /* setreuid(2) broken in OpenBSD < 3.3 */ 943 # endif /* OpenBSD < 200305 */ 944 # define HASSETEGID 1 /* use setegid(2) to set saved gid */ 945 # define HASURANDOMDEV 1 /* has /dev/urandom(4) */ 946 # if OpenBSD >= 200006 947 # define HASSRANDOMDEV 1 /* has srandomdev(3) */ 948 # endif /* OpenBSD >= 200006 */ 949 # if OpenBSD >= 200012 950 # define HASSETUSERCONTEXT 1 /* BSDI-style login classes */ 951 # endif /* OpenBSD >= 200012 */ 952 # endif /* defined(__OpenBSD__) */ 953 # endif /* defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) */ 954 955 956 /* 957 ** Mach386 958 ** 959 ** For mt Xinu's Mach386 system. 960 */ 961 962 # if defined(MACH) && defined(i386) && !defined(__GNU__) 963 # define MACH386 1 964 # define HASUNSETENV 1 /* has unsetenv(3) call */ 965 # define HASINITGROUPS 1 /* has initgroups(3) call */ 966 # ifndef HASFLOCK 967 # define HASFLOCK 1 /* has flock(2) call */ 968 # endif /* ! HASFLOCK */ 969 # define SM_CONF_GETOPT 0 /* need a replacement for getopt(3) */ 970 # define NEEDSTRTOL 1 /* need the strtol() function */ 971 # define setpgid setpgrp 972 # ifndef LA_TYPE 973 # define LA_TYPE LA_FLOAT 974 # endif /* ! LA_TYPE */ 975 # define SFS_TYPE SFS_VFS /* use <sys/vfs.h> statfs() implementation */ 976 # undef HASSETVBUF /* don't actually have setvbuf(3) */ 977 # undef WEXITSTATUS 978 # undef WIFEXITED 979 # ifndef _PATH_VENDOR_CF 980 # define _PATH_VENDOR_CF "/usr/lib/sendmail.cf" 981 # endif /* ! _PATH_VENDOR_CF */ 982 # ifndef _PATH_SENDMAILPID 983 # define _PATH_SENDMAILPID "/etc/sendmail.pid" 984 # endif /* ! _PATH_SENDMAILPID */ 985 # endif /* defined(MACH) && defined(i386) && !defined(__GNU__) */ 986 987 988 989 /* 990 ** GNU OS (hurd) 991 ** Largely BSD & posix compatible. 992 ** Port contributed by Miles Bader <miles@gnu.ai.mit.edu>. 993 ** Updated by Mark Kettenis <kettenis@wins.uva.nl>. 994 */ 995 996 # if defined(__GNU__) && !defined(NeXT) 997 # include <paths.h> 998 # define HASFCHMOD 1 /* has fchmod(2) call */ 999 # define HASFCHOWN 1 /* has fchown(2) call */ 1000 # define HASUNAME 1 /* has uname(2) call */ 1001 # define HASUNSETENV 1 /* has unsetenv(3) call */ 1002 # define HAS_ST_GEN 1 /* has st_gen field in stat struct */ 1003 # define HASSTRERROR 1 /* has strerror(3) */ 1004 # define GIDSET_T gid_t 1005 # define SOCKADDR_LEN_T socklen_t 1006 # define SOCKOPT_LEN_T socklen_t 1007 # if (__GLIBC__ == 2 && __GLIBC_MINOR__ > 1) || __GLIBC__ > 2 1008 # define LA_TYPE LA_SUBR 1009 # else /* (__GLIBC__ == 2 && __GLIBC_MINOR__ > 1) || __GLIBC__ > 2 */ 1010 # define LA_TYPE LA_MACH 1011 /* GNU uses mach[34], which renames some rpcs from mach2.x. */ 1012 # define host_self mach_host_self 1013 # endif /* (__GLIBC__ == 2 && __GLIBC_MINOR__ > 1) || __GLIBC__ > 2 */ 1014 # define SFS_TYPE SFS_STATFS 1015 # define SPT_TYPE SPT_CHANGEARGV 1016 # define ERRLIST_PREDEFINED 1 /* don't declare sys_errlist */ 1017 # define BSD4_4_SOCKADDR 1 /* has sa_len */ 1018 # define SIOCGIFCONF_IS_BROKEN 1 /* SIOCGFCONF doesn't work */ 1019 # define HAS_IN_H 1 /* GNU has netinet/in.h. */ 1020 /* GNU has no MAXPATHLEN; ideally the code should be changed to not use it. */ 1021 # define MAXPATHLEN 2048 1022 # endif /* defined(__GNU__) && !defined(NeXT) */ 1023 1024 /* 1025 ** 4.3 BSD -- this is for very old systems 1026 ** 1027 ** Should work for mt Xinu MORE/BSD and Mips UMIPS-BSD 2.1. 1028 ** 1029 ** You'll also have to install a new resolver library. 1030 ** I don't guarantee that support for this environment is complete. 1031 */ 1032 1033 # if defined(oldBSD43) || defined(MORE_BSD) || defined(umipsbsd) 1034 # define NEEDVPRINTF 1 /* need a replacement for vprintf(3) */ 1035 # define SM_CONF_GETOPT 0 /* need a replacement for getopt(3) */ 1036 # define ARBPTR_T char * 1037 # define setpgid setpgrp 1038 # ifndef LA_TYPE 1039 # define LA_TYPE LA_FLOAT 1040 # endif /* ! LA_TYPE */ 1041 # ifndef _PATH_VENDOR_CF 1042 # define _PATH_VENDOR_CF "/usr/lib/sendmail.cf" 1043 # endif /* ! _PATH_VENDOR_CF */ 1044 # ifndef IDENTPROTO 1045 # define IDENTPROTO 0 /* TCP/IP implementation is broken */ 1046 # endif /* ! IDENTPROTO */ 1047 # undef WEXITSTATUS 1048 # undef WIFEXITED 1049 typedef short pid_t; 1050 # endif /* defined(oldBSD43) || defined(MORE_BSD) || defined(umipsbsd) */ 1051 1052 1053 /* 1054 ** SCO Unix 1055 ** 1056 ** This includes three parts: 1057 ** 1058 ** The first is for SCO OpenServer 5. 1059 ** (Contributed by Keith Reynolds <keithr@sco.COM>). 1060 ** 1061 ** SCO OpenServer 5 has a compiler version number macro, 1062 ** which we can use to figure out what version we're on. 1063 ** This may have to change in future releases. 1064 ** 1065 ** The second is for SCO UNIX 3.2v4.2/Open Desktop 3.0. 1066 ** (Contributed by Philippe Brand <phb@colombo.telesys-innov.fr>). 1067 ** 1068 ** The third is for SCO UNIX 3.2v4.0/Open Desktop 2.0 and earlier. 1069 */ 1070 1071 /* SCO OpenServer 5 */ 1072 # if _SCO_DS >= 1 1073 # include <paths.h> 1074 # define SIOCGIFNUM_IS_BROKEN 1 /* SIOCGIFNUM returns bogus value */ 1075 # define HASFCHMOD 1 /* has fchmod(2) call */ 1076 # define HASFCHOWN 1 /* has fchown(2) call */ 1077 # define HASSETRLIMIT 1 /* has setrlimit(2) call */ 1078 # define USESETEUID 1 /* has seteuid(2) call */ 1079 # define HASINITGROUPS 1 /* has initgroups(3) call */ 1080 # define HASGETDTABLESIZE 1 /* has getdtablesize(2) call */ 1081 # define RLIMIT_NEEDS_SYS_TIME_H 1 1082 # define LDA_USE_LOCKF 1 1083 # ifndef LA_TYPE 1084 # define LA_TYPE LA_DEVSHORT 1085 # endif /* ! LA_TYPE */ 1086 # define _PATH_AVENRUN "/dev/table/avenrun" 1087 # ifndef _SCO_unix_4_2 1088 # define _SCO_unix_4_2 1089 # else /* ! _SCO_unix_4_2 */ 1090 # define SOCKADDR_LEN_T size_t /* e.g., arg#3 to accept, getsockname */ 1091 # define SOCKOPT_LEN_T size_t /* arg#5 to getsockopt */ 1092 # endif /* ! _SCO_unix_4_2 */ 1093 # endif /* _SCO_DS >= 1 */ 1094 1095 /* SCO UNIX 3.2v4.2/Open Desktop 3.0 */ 1096 # ifdef _SCO_unix_4_2 1097 # define _SCO_unix_ 1098 # define HASSETREUID 1 /* has setreuid(2) call */ 1099 # endif /* _SCO_unix_4_2 */ 1100 1101 /* SCO UNIX 3.2v4.0 Open Desktop 2.0 and earlier */ 1102 # ifdef _SCO_unix_ 1103 # include <sys/stream.h> /* needed for IP_SRCROUTE */ 1104 # define SYSTEM5 1 /* include all the System V defines */ 1105 # define HASGETUSERSHELL 0 /* does not have getusershell(3) call */ 1106 # define NOFTRUNCATE 0 /* has (simulated) ftruncate call */ 1107 # ifndef USE_SIGLONGJMP 1108 # define USE_SIGLONGJMP 1 /* sigsetjmp needed for signal handling */ 1109 # endif /* ! USE_SIGLONGJMP */ 1110 # define MAXPATHLEN PATHSIZE 1111 # define SFS_TYPE SFS_4ARGS /* use <sys/statfs.h> 4-arg impl */ 1112 # define SFS_BAVAIL f_bfree /* alternate field name */ 1113 # define SPT_TYPE SPT_SCO /* write kernel u. area */ 1114 # define TZ_TYPE TZ_TM_NAME /* use tm->tm_name */ 1115 # define UID_T uid_t 1116 # define GID_T gid_t 1117 # define GIDSET_T gid_t 1118 # define _PATH_UNIX "/unix" 1119 # ifndef _PATH_VENDOR_CF 1120 # define _PATH_VENDOR_CF "/usr/lib/sendmail.cf" 1121 # endif /* ! _PATH_VENDOR_CF */ 1122 # ifndef _PATH_SENDMAILPID 1123 # define _PATH_SENDMAILPID "/etc/sendmail.pid" 1124 # endif /* ! _PATH_SENDMAILPID */ 1125 1126 /* stuff fixed in later releases */ 1127 # ifndef _SCO_unix_4_2 1128 # define SYS5SIGNALS 1 /* SysV signal semantics -- reset on each sig */ 1129 # endif /* ! _SCO_unix_4_2 */ 1130 1131 # ifndef _SCO_DS 1132 # define ftruncate chsize /* use chsize(2) to emulate ftruncate */ 1133 # define NEEDFSYNC 1 /* needs the fsync(2) call stub */ 1134 # define NETUNIX 0 /* no unix domain socket support */ 1135 # define LA_TYPE LA_SHORT 1136 # endif /* ! _SCO_DS */ 1137 1138 # endif /* _SCO_unix_ */ 1139 1140 /* 1141 ** ISC (SunSoft) Unix. 1142 ** 1143 ** Contributed by J.J. Bailey <jjb@jagware.bcc.com> 1144 */ 1145 1146 # ifdef ISC_UNIX 1147 # include <net/errno.h> 1148 # include <sys/stream.h> /* needed for IP_SRCROUTE */ 1149 # include <sys/bsdtypes.h> 1150 # define SYSTEM5 1 /* include all the System V defines */ 1151 # define SYS5SIGNALS 1 /* SysV signal semantics -- reset on each sig */ 1152 # define HASGETUSERSHELL 0 /* does not have getusershell(3) call */ 1153 # define HASSETREUID 1 /* has setreuid(2) call */ 1154 # define NEEDFSYNC 1 /* needs the fsync(2) call stub */ 1155 # define NETUNIX 0 /* no unix domain socket support */ 1156 # define MAXPATHLEN 1024 1157 # define LA_TYPE LA_SHORT 1158 # define SFS_TYPE SFS_STATFS /* use <sys/statfs.h> statfs() impl */ 1159 # define SFS_BAVAIL f_bfree /* alternate field name */ 1160 # define _PATH_UNIX "/unix" 1161 # ifndef _PATH_VENDOR_CF 1162 # define _PATH_VENDOR_CF "/usr/lib/sendmail.cf" 1163 # endif /* ! _PATH_VENDOR_CF */ 1164 # ifndef _PATH_SENDMAILPID 1165 # define _PATH_SENDMAILPID "/etc/sendmail.pid" 1166 # endif /* ! _PATH_SENDMAILPID */ 1167 # endif /* ISC_UNIX */ 1168 1169 1170 /* 1171 ** Altos System V (5.3.1) 1172 ** Contributed by Tim Rice <tim@trr.metro.net>. 1173 */ 1174 1175 # ifdef ALTOS_SYSTEM_V 1176 # include <sys/stream.h> 1177 # include <limits.h> 1178 # define SYSTEM5 1 /* include all the System V defines */ 1179 # define SYS5SIGNALS 1 /* SysV signal semantics -- reset on each sig */ 1180 # define HASGETUSERSHELL 0 /* does not have getusershell(3) call */ 1181 # define WAITUNION 1 /* use "union wait" as wait argument type */ 1182 # define NEEDFSYNC 1 /* no fsync(2) in system library */ 1183 # define NEEDSTRSTR 1 /* need emulation of the strstr(3) call */ 1184 # define NOFTRUNCATE 1 /* do not have ftruncate(2) */ 1185 # define MAXPATHLEN PATH_MAX 1186 # define LA_TYPE LA_SHORT 1187 # define SFS_TYPE SFS_STATFS /* use <sys/statfs.h> statfs() impl */ 1188 # define SFS_BAVAIL f_bfree /* alternate field name */ 1189 # define TZ_TYPE TZ_TZNAME /* use tzname[] vector */ 1190 # define NETUNIX 0 /* no unix domain socket support */ 1191 # undef WIFEXITED 1192 # undef WEXITSTATUS 1193 # define strtoul strtol /* gcc library bogosity */ 1194 1195 typedef unsigned short uid_t; 1196 typedef unsigned short gid_t; 1197 typedef short pid_t; 1198 typedef unsigned long mode_t; 1199 1200 /* some stuff that should have been in the include files */ 1201 extern char *malloc(); 1202 extern struct passwd *getpwent(); 1203 extern struct passwd *getpwnam(); 1204 extern struct passwd *getpwuid(); 1205 extern char *getenv(); 1206 extern struct group *getgrgid(); 1207 extern struct group *getgrnam(); 1208 1209 # endif /* ALTOS_SYSTEM_V */ 1210 1211 1212 /* 1213 ** ConvexOS 11.0 and later 1214 ** 1215 ** "Todd C. Miller" <millert@mroe.cs.colorado.edu> claims this 1216 ** works on 9.1 as well. 1217 ** 1218 ** ConvexOS 11.5 and later, should work on 11.0 as defined. 1219 ** For pre-ConvexOOS 11.0, define SM_CONF_GETOPT=0, undef IDENTPROTO 1220 ** 1221 ** Eric Schnoebelen (eric@cirr.com) For CONVEX Computer Corp. 1222 ** (now the CONVEX Technologies Center of Hewlett Packard) 1223 */ 1224 1225 # ifdef _CONVEX_SOURCE 1226 # define HASGETDTABLESIZE 1 /* has getdtablesize(2) */ 1227 # define HASINITGROUPS 1 /* has initgroups(3) */ 1228 # define HASUNAME 1 /* use System V uname(2) system call */ 1229 # define HASSETSID 1 /* has POSIX setsid(2) call */ 1230 # define HASUNSETENV 1 /* has unsetenv(3) */ 1231 # define HASFLOCK 1 /* has flock(2) */ 1232 # define HASSETRLIMIT 1 /* has setrlimit(2) */ 1233 # define HASSETREUID 1 /* has setreuid(2) */ 1234 # define BROKEN_RES_SEARCH 1 /* res_search(unknown) returns h_error=0 */ 1235 # define NEEDPUTENV 1 /* needs putenv (written in terms of setenv) */ 1236 # define SM_CONF_GETOPT 1 /* need a replacement for getopt(3) */ 1237 # define IP_SRCROUTE 0 /* Something is broken with getsockopt() */ 1238 # define LA_TYPE LA_FLOAT 1239 # define SFS_TYPE SFS_VFS /* use <sys/vfs.h> statfs() implementation */ 1240 # ifndef _PATH_VENDOR_CF 1241 # define _PATH_VENDOR_CF "/usr/lib/sendmail.cf" 1242 # endif /* ! _PATH_VENDOR_CF */ 1243 # ifndef S_IREAD 1244 # define S_IREAD _S_IREAD 1245 # define S_IWRITE _S_IWRITE 1246 # define S_IEXEC _S_IEXEC 1247 # define S_IFMT _S_IFMT 1248 # define S_IFCHR _S_IFCHR 1249 # define S_IFBLK _S_IFBLK 1250 # endif /* ! S_IREAD */ 1251 # ifndef TZ_TYPE 1252 # define TZ_TYPE TZ_TIMEZONE 1253 # endif /* ! TZ_TYPE */ 1254 # ifndef IDENTPROTO 1255 # define IDENTPROTO 1 1256 # endif /* ! IDENTPROTO */ 1257 # ifndef SHARE_V1 1258 # define SHARE_V1 1 /* version 1 of the fair share scheduler */ 1259 # endif /* ! SHARE_V1 */ 1260 # if !defined(__GNUC__ ) 1261 # define UID_T int /* GNUC gets it right, ConvexC botches */ 1262 # define GID_T int /* GNUC gets it right, ConvexC botches */ 1263 # endif /* !defined(__GNUC__ ) */ 1264 # if SECUREWARE 1265 # define FORK fork /* SecureWare wants the real fork! */ 1266 # else /* SECUREWARE */ 1267 # define FORK vfork /* the rest of the OS versions don't care */ 1268 # endif /* SECUREWARE */ 1269 # endif /* _CONVEX_SOURCE */ 1270 1271 1272 /* 1273 ** RISC/os 4.52 1274 ** 1275 ** Gives a ton of warning messages, but otherwise compiles. 1276 */ 1277 1278 # ifdef RISCOS 1279 1280 # define HASUNSETENV 1 /* has unsetenv(3) call */ 1281 # ifndef HASFLOCK 1282 # define HASFLOCK 1 /* has flock(2) call */ 1283 # endif /* ! HASFLOCK */ 1284 # define WAITUNION 1 /* use "union wait" as wait argument type */ 1285 # define SM_CONF_GETOPT 0 /* need a replacement for getopt(3) */ 1286 # define NEEDPUTENV 1 /* need putenv(3) call */ 1287 # define NEEDSTRSTR 1 /* need emulation of the strstr(3) call */ 1288 # define SFS_TYPE SFS_VFS /* use <sys/vfs.h> statfs() implementation */ 1289 # define LA_TYPE LA_INT 1290 # define LA_AVENRUN "avenrun" 1291 # define _PATH_UNIX "/unix" 1292 # undef WIFEXITED 1293 1294 # define setpgid setpgrp 1295 1296 typedef int pid_t; 1297 # define SIGFUNC_DEFINED 1298 # define SIGFUNC_RETURN (0) 1299 # define SIGFUNC_DECL int 1300 typedef int (*sigfunc_t)(); 1301 extern char *getenv(); 1302 extern void *malloc(); 1303 1304 /* added for RISC/os 4.01...which is dumber than 4.50 */ 1305 # ifdef RISCOS_4_0 1306 # ifndef ARBPTR_T 1307 # define ARBPTR_T char * 1308 # endif /* ! ARBPTR_T */ 1309 # undef HASFLOCK 1310 # define HASFLOCK 0 1311 # endif /* RISCOS_4_0 */ 1312 1313 # include <sys/time.h> 1314 1315 # endif /* RISCOS */ 1316 1317 1318 /* 1319 ** Linux 0.99pl10 and above... 1320 ** 1321 ** Thanks to, in reverse order of contact: 1322 ** 1323 ** John Kennedy <warlock@csuchico.edu> 1324 ** Andrew Pam <avatar@aus.xanadu.com> 1325 ** Florian La Roche <rzsfl@rz.uni-sb.de> 1326 ** Karl London <karl@borg.demon.co.uk> 1327 ** 1328 ** NOTE: Override HASFLOCK as you will but, as of 1.99.6, mixed-style 1329 ** file locking is no longer allowed. In particular, make sure 1330 ** your DBM library and sendmail are both using either flock(2) 1331 ** *or* fcntl(2) file locking, but not both. 1332 */ 1333 1334 # ifdef __linux__ 1335 # include <linux/version.h> 1336 # if !defined(KERNEL_VERSION) /* not defined in 2.0.x kernel series */ 1337 # define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c)) 1338 # endif /* !defined(KERNEL_VERSION) */ 1339 # define BSD 1 /* include BSD defines */ 1340 # define HASSETREGID 1 /* use setregid(2) to set saved gid */ 1341 # ifndef REQUIRES_DIR_FSYNC 1342 # define REQUIRES_DIR_FSYNC 1 /* requires fsync() on directory */ 1343 # endif /* REQUIRES_DIR_FSYNC */ 1344 # ifndef USESETEUID 1345 # define USESETEUID 0 /* has it due to POSIX, but doesn't work */ 1346 # endif /* USESETEUID */ 1347 # define SM_CONF_GETOPT 0 /* need a replacement for getopt(3) */ 1348 # define HASUNAME 1 /* use System V uname(2) system call */ 1349 # define HASUNSETENV 1 /* has unsetenv(3) call */ 1350 # define ERRLIST_PREDEFINED /* don't declare sys_errlist */ 1351 # define GIDSET_T gid_t /* from <linux/types.h> */ 1352 # ifndef HASGETUSERSHELL 1353 # define HASGETUSERSHELL 0 /* getusershell(3) broken in Slackware 2.0 */ 1354 # endif /* HASGETUSERSHELL */ 1355 # ifndef IP_SRCROUTE 1356 # define IP_SRCROUTE 0 /* linux <= 1.2.8 doesn't support IP_OPTIONS */ 1357 # endif /* ! IP_SRCROUTE */ 1358 # ifndef HAS_IN_H 1359 # define HAS_IN_H 1 /* use netinet/in.h */ 1360 # endif /* ! HAS_IN_H */ 1361 # ifndef USE_SIGLONGJMP 1362 # define USE_SIGLONGJMP 1 /* sigsetjmp needed for signal handling */ 1363 # endif /* ! USE_SIGLONGJMP */ 1364 # ifndef HASFLOCK 1365 # if LINUX_VERSION_CODE < 66399 1366 # define HASFLOCK 0 /* flock(2) is broken after 0.99.13 */ 1367 # else /* LINUX_VERSION_CODE < 66399 */ 1368 # define HASFLOCK 1 /* flock(2) fixed after 1.3.95 */ 1369 # endif /* LINUX_VERSION_CODE < 66399 */ 1370 # endif /* ! HASFLOCK */ 1371 # ifndef LA_TYPE 1372 # define LA_TYPE LA_PROCSTR 1373 # endif /* ! LA_TYPE */ 1374 # define SFS_TYPE SFS_VFS /* use <sys/vfs.h> statfs() impl */ 1375 # define SPT_PADCHAR '\0' /* pad process title with nulls */ 1376 # if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,0,0)) 1377 # ifndef HASURANDOMDEV 1378 # define HASURANDOMDEV 1 /* 2.0 (at least) has linux/drivers/char/random.c */ 1379 # endif /* ! HASURANDOMDEV */ 1380 # endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(2,0,0)) */ 1381 # if defined(__GLIBC__) && defined(__GLIBC_MINOR__) 1382 # ifndef HASSTRERROR 1383 # define HASSTRERROR 1 /* has strerror(3) */ 1384 # endif /* HASSTRERROR */ 1385 # endif /* defined(__GLIBC__) && defined(__GLIBC_MINOR__) */ 1386 # ifndef TZ_TYPE 1387 # define TZ_TYPE TZ_NONE /* no standard for Linux */ 1388 # endif /* ! TZ_TYPE */ 1389 # if (__GLIBC__ >= 2) 1390 # include <paths.h> 1391 # endif /* (__GLIBC__ >= 2) */ 1392 # ifndef _PATH_SENDMAILPID 1393 # define _PATH_SENDMAILPID "/var/run/sendmail.pid" 1394 # endif /* ! _PATH_SENDMAILPID */ 1395 # include <sys/sysmacros.h> 1396 # undef atol /* wounded in <stdlib.h> */ 1397 # if NETINET6 1398 /* 1399 ** Linux doesn't have a good way to tell userland what interfaces are 1400 ** IPv6-capable. Therefore, the BIND resolver can not determine if there 1401 ** are IPv6 interfaces to honor AI_ADDRCONFIG. Unfortunately, it assumes 1402 ** that none are present. (Excuse the macro name ADDRCONFIG_IS_BROKEN.) 1403 */ 1404 # define ADDRCONFIG_IS_BROKEN 1 1405 1406 /* 1407 ** Indirectly included from glibc's <feature.h>. IPv6 support is native 1408 ** in 2.1 and later, but the APIs appear before the functions. 1409 */ 1410 # if defined(__GLIBC__) && defined(__GLIBC_MINOR__) 1411 # define GLIBC_VERSION ((__GLIBC__ << 8) + __GLIBC_MINOR__) 1412 # if (GLIBC_VERSION >= 0x201) 1413 # undef IPPROTO_ICMPV6 /* linux #defines, glibc enums */ 1414 # else /* (GLIBC_VERSION >= 0x201) */ 1415 # include <linux/in6.h> /* IPv6 support */ 1416 # endif /* (GLIBC_VERSION >= 0x201) */ 1417 # if (GLIBC_VERSION >= 0x201 && !defined(NEEDSGETIPNODE)) 1418 /* Have APIs in <netdb.h>, but no support in glibc */ 1419 # define NEEDSGETIPNODE 1 1420 # endif /* (GLIBC_VERSION >= 0x201 && !defined(NEEDSGETIPNODE)) */ 1421 # undef GLIBC_VERSION 1422 # endif /* defined(__GLIBC__) && defined(__GLIBC_MINOR__) */ 1423 # endif /* NETINET6 */ 1424 # ifndef HASFCHOWN 1425 # define HASFCHOWN 1 /* fchown(2) */ 1426 # endif /* ! HASFCHOWN */ 1427 # if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,0,36)) && !defined(HASFCHMOD) 1428 # define HASFCHMOD 1 /* fchmod(2) */ 1429 # endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(2,0,36)) && !defined(HASFCHMOD) */ 1430 # endif /* __linux__ */ 1431 1432 1433 /* 1434 ** DELL SVR4 Issue 2.2, and others 1435 ** From Kimmo Suominen <kim@grendel.lut.fi> 1436 ** 1437 ** It's on #ifdef DELL_SVR4 because Solaris also gets __svr4__ 1438 ** defined, and the definitions conflict. 1439 ** 1440 ** Peter Wemm <peter@perth.DIALix.oz.au> claims that the setreuid 1441 ** trick works on DELL 2.2 (SVR4.0/386 version 4.0) and ESIX 4.0.3A 1442 ** (SVR4.0/386 version 3.0). 1443 */ 1444 1445 # ifdef DELL_SVR4 1446 /* no changes necessary */ 1447 /* see general __svr4__ defines below */ 1448 # endif /* DELL_SVR4 */ 1449 1450 1451 /* 1452 ** Apple A/UX 3.0 1453 */ 1454 1455 # ifdef _AUX_SOURCE 1456 # include <sys/sysmacros.h> 1457 # define BSD /* has BSD routines */ 1458 # define HASSETRLIMIT 0 /* ... but not setrlimit(2) */ 1459 # define BROKEN_RES_SEARCH 1 /* res_search(unknown) returns h_errno=0 */ 1460 # define BOGUS_O_EXCL 1 /* exclusive open follows symlinks */ 1461 # define HASUNAME 1 /* use System V uname(2) system call */ 1462 # define HASFCHMOD 1 /* has fchmod(2) syscall */ 1463 # define HASINITGROUPS 1 /* has initgroups(3) call */ 1464 # define HASSETVBUF 1 /* has setvbuf(3) in libc */ 1465 # define HASSTRERROR 1 /* has strerror(3) */ 1466 # define SIGFUNC_DEFINED /* sigfunc_t already defined */ 1467 # define SIGFUNC_RETURN /* POSIX-mode */ 1468 # define SIGFUNC_DECL void /* POSIX-mode */ 1469 # define ERRLIST_PREDEFINED 1 1470 # ifndef IDENTPROTO 1471 # define IDENTPROTO 0 /* TCP/IP implementation is broken */ 1472 # endif /* ! IDENTPROTO */ 1473 # ifndef LA_TYPE 1474 # define LA_TYPE LA_INT 1475 # define FSHIFT 16 1476 # endif /* ! LA_TYPE */ 1477 # define LA_AVENRUN "avenrun" 1478 # define SFS_TYPE SFS_VFS /* use <sys/vfs.h> statfs() implementation */ 1479 # define TZ_TYPE TZ_TZNAME 1480 # ifndef _PATH_UNIX 1481 # define _PATH_UNIX "/unix" /* should be in <paths.h> */ 1482 # endif /* ! _PATH_UNIX */ 1483 # ifndef _PATH_VENDOR_CF 1484 # define _PATH_VENDOR_CF "/usr/lib/sendmail.cf" 1485 # endif /* ! _PATH_VENDOR_CF */ 1486 # undef WIFEXITED 1487 # undef WEXITSTATUS 1488 # endif /* _AUX_SOURCE */ 1489 1490 1491 /* 1492 ** Encore UMAX V 1493 ** 1494 ** Not extensively tested. 1495 */ 1496 1497 # ifdef UMAXV 1498 # define HASUNAME 1 /* use System V uname(2) system call */ 1499 # define HASSETVBUF 1 /* we have setvbuf(3) in libc */ 1500 # define HASINITGROUPS 1 /* has initgroups(3) call */ 1501 # define HASGETUSERSHELL 0 /* does not have getusershell(3) call */ 1502 # define SYS5SIGNALS 1 /* SysV signal semantics -- reset on each sig */ 1503 # define SYS5SETPGRP 1 /* use System V setpgrp(2) syscall */ 1504 # define SFS_TYPE SFS_4ARGS /* four argument statfs() call */ 1505 # define MAXPATHLEN PATH_MAX 1506 extern struct passwd *getpwent(), *getpwnam(), *getpwuid(); 1507 extern struct group *getgrent(), *getgrnam(), *getgrgid(); 1508 # undef WIFEXITED 1509 # undef WEXITSTATUS 1510 # endif /* UMAXV */ 1511 1512 1513 /* 1514 ** Stardent Titan 3000 running TitanOS 4.2. 1515 ** 1516 ** Must be compiled in "cc -43" mode. 1517 ** 1518 ** From Kate Hedstrom <kate@ahab.rutgers.edu>. 1519 ** 1520 ** Note the tweaking below after the BSD defines are set. 1521 */ 1522 1523 # ifdef titan 1524 # define setpgid setpgrp 1525 typedef int pid_t; 1526 # undef WIFEXITED 1527 # undef WEXITSTATUS 1528 # endif /* titan */ 1529 1530 1531 /* 1532 ** Sequent DYNIX 3.2.0 1533 ** 1534 ** From Jim Davis <jdavis@cs.arizona.edu>. 1535 */ 1536 1537 # ifdef sequent 1538 1539 # define BSD 1 1540 # define HASUNSETENV 1 1541 # define BSD4_3 1 /* to get signal() in conf.c */ 1542 # define WAITUNION 1 1543 # define LA_TYPE LA_FLOAT 1544 # ifdef _POSIX_VERSION 1545 # undef _POSIX_VERSION /* set in <unistd.h> */ 1546 # endif /* _POSIX_VERSION */ 1547 # undef HASSETVBUF /* don't actually have setvbuf(3) */ 1548 # define setpgid setpgrp 1549 1550 /* Have to redefine WIFEXITED to take an int, to work with waitfor() */ 1551 # undef WIFEXITED 1552 # define WIFEXITED(s) (((union wait*)&(s))->w_stopval != WSTOPPED && \ 1553 ((union wait*)&(s))->w_termsig == 0) 1554 # define WEXITSTATUS(s) (((union wait*)&(s))->w_retcode) 1555 typedef int pid_t; 1556 # define isgraph(c) (isprint(c) && (c != ' ')) 1557 1558 # ifndef IDENTPROTO 1559 # define IDENTPROTO 0 /* TCP/IP implementation is broken */ 1560 # endif /* ! IDENTPROTO */ 1561 1562 # ifndef _PATH_UNIX 1563 # define _PATH_UNIX "/dynix" 1564 # endif /* ! _PATH_UNIX */ 1565 # ifndef _PATH_VENDOR_CF 1566 # define _PATH_VENDOR_CF "/usr/lib/sendmail.cf" 1567 # endif /* ! _PATH_VENDOR_CF */ 1568 # endif /* sequent */ 1569 1570 1571 /* 1572 ** Sequent DYNIX/ptx v2.0 (and higher) 1573 ** 1574 ** For DYNIX/ptx v1.x, undefine HASSETREUID. 1575 ** 1576 ** From Tim Wright <timw@sequent.com>. 1577 ** Update from Jack Woolley <jwoolley@sctcorp.com>, 26 Dec 1995, 1578 ** for DYNIX/ptx 4.0.2. 1579 */ 1580 1581 # ifdef _SEQUENT_ 1582 # include <sys/stream.h> 1583 # define SYSTEM5 1 /* include all the System V defines */ 1584 # define HASSETSID 1 /* has POSIX setsid(2) call */ 1585 # define HASINITGROUPS 1 /* has initgroups(3) call */ 1586 # define HASSETREUID 1 /* has setreuid(2) call */ 1587 # define HASGETUSERSHELL 0 /* does not have getusershell(3) call */ 1588 # define GIDSET_T gid_t 1589 # define LA_TYPE LA_INT 1590 # define SFS_TYPE SFS_STATFS /* use <sys/statfs.h> statfs() impl */ 1591 # define SPT_TYPE SPT_NONE /* don't use setproctitle */ 1592 # ifndef IDENTPROTO 1593 # define IDENTPROTO 0 /* TCP/IP implementation is broken */ 1594 # endif /* ! IDENTPROTO */ 1595 # ifndef _PATH_VENDOR_CF 1596 # define _PATH_VENDOR_CF "/usr/lib/sendmail.cf" 1597 # endif /* ! _PATH_VENDOR_CF */ 1598 # ifndef _PATH_SENDMAILPID 1599 # define _PATH_SENDMAILPID "/etc/sendmail.pid" 1600 # endif /* ! _PATH_SENDMAILPID */ 1601 # endif /* _SEQUENT_ */ 1602 1603 1604 /* 1605 ** Cray Unicos 1606 ** 1607 ** Ported by David L. Kensiski, Sterling Sofware <kensiski@nas.nasa.gov> 1608 */ 1609 1610 # ifdef UNICOS 1611 # define SYSTEM5 1 /* include all the System V defines */ 1612 # define SYS5SIGNALS 1 /* SysV signal semantics -- reset on each sig */ 1613 # define MAXPATHLEN PATHSIZE 1614 # define LA_TYPE LA_ZERO 1615 # define SFS_TYPE SFS_4ARGS /* four argument statfs() call */ 1616 # define SFS_BAVAIL f_bfree /* alternate field name */ 1617 # endif /* UNICOS */ 1618 1619 1620 /* 1621 ** Apollo DomainOS 1622 ** 1623 ** From Todd Martin <tmartint@tus.ssi1.com> & Don Lewis <gdonl@gv.ssi1.com> 1624 ** 1625 ** 15 Jan 1994; updated 2 Aug 1995 1626 ** 1627 */ 1628 1629 # ifdef apollo 1630 # define HASSETREUID 1 /* has setreuid(2) call */ 1631 # define HASINITGROUPS 1 /* has initgroups(2) call */ 1632 # define IP_SRCROUTE 0 /* does not have <netinet/ip_var.h> */ 1633 # define SPT_TYPE SPT_NONE /* don't use setproctitle */ 1634 # define LA_TYPE LA_SUBR /* use getloadavg.c */ 1635 # define SFS_TYPE SFS_4ARGS /* four argument statfs() call */ 1636 # define SFS_BAVAIL f_bfree /* alternate field name */ 1637 # define TZ_TYPE TZ_TZNAME 1638 # ifndef _PATH_VENDOR_CF 1639 # define _PATH_VENDOR_CF "/usr/lib/sendmail.cf" 1640 # endif /* ! _PATH_VENDOR_CF */ 1641 # ifndef _PATH_SENDMAILPID 1642 # define _PATH_SENDMAILPID "/etc/sendmail.pid" 1643 # endif /* ! _PATH_SENDMAILPID */ 1644 # undef S_IFSOCK /* S_IFSOCK and S_IFIFO are the same */ 1645 # undef S_IFIFO 1646 # define S_IFIFO 0010000 1647 # ifndef IDENTPROTO 1648 # define IDENTPROTO 0 /* TCP/IP implementation is broken */ 1649 # endif /* ! IDENTPROTO */ 1650 # define RLIMIT_NEEDS_SYS_TIME_H 1 1651 # if defined(NGROUPS_MAX) && !NGROUPS_MAX 1652 # undef NGROUPS_MAX 1653 # endif /* defined(NGROUPS_MAX) && !NGROUPS_MAX */ 1654 # endif /* apollo */ 1655 1656 /* 1657 ** MPE-iX 1658 ** 1659 ** Requires MPE 6.0 or greater. See sendmail/README for more info. 1660 ** 1661 ** From Mark Bixby <mark_bixby@hp.com> or <mark@bixby.org>. 1662 */ 1663 1664 # ifdef MPE 1665 1666 # include <sys/sysmacros.h> 1667 # include <fcntl.h> 1668 1669 /* Sendmail stuff */ 1670 # define HASFCHOWN 0 /* lacks fchown() */ 1671 # define HASGETUSERSHELL 0 /* lacks getusershell() */ 1672 # ifdef HASNICE 1673 # undef HASNICE 1674 # endif /* HASNICE */ 1675 # define HASNICE 0 /* lacks nice() */ 1676 # define HASRANDOM 0 /* lacks random() */ 1677 # ifdef HASRRESVPORT 1678 # undef HASRRESVPORT 1679 # endif /* HASRRESVPORT */ 1680 # define HASRRESVPORT 0 /* lacks rresvport() */ 1681 # define IP_SRCROUTE 0 /* lacks IP source routing fields */ 1682 # ifdef MATCHGECOS 1683 # undef MATCHGECOS 1684 # endif /* MATCHGECOS */ 1685 # define MATCHGECOS 0 /* lacks an initialized GECOS field */ 1686 # define NEEDFSYNC 1 /* use sendmail's fsync() */ 1687 # define NEEDLINK 1 /* use sendmail's link() */ 1688 # define NOFTRUNCATE 1 /* lacks ftruncate() */ 1689 # define SFS_TYPE SFS_NONE /* can't determine disk space */ 1690 # define SM_CONF_SYSLOG 0 /* use sendmail decl of syslog() */ 1691 # define USE_DOUBLE_FORK 0 /* don't fork an intermediate zombie */ 1692 # define USE_ENVIRON 1 /* use environ instead of envp */ 1693 1694 /* Missing header stuff */ 1695 # define AF_UNSPEC 0 1696 # define AF_MAX AF_INET 1697 # define IFF_LOOPBACK 0x8 1698 # define IN_LOOPBACKNET 127 1699 # define MAXNAMLEN NAME_MAX 1700 # define S_IEXEC S_IXUSR 1701 # define S_IREAD S_IRUSR 1702 # define S_IWRITE S_IWUSR 1703 1704 /* Present header stuff that needs to be missing */ 1705 # undef NGROUPS_MAX 1706 1707 /* Shadow functions */ 1708 # define bind sendmail_mpe_bind 1709 # define _exit sendmail_mpe__exit 1710 # define exit sendmail_mpe_exit 1711 # define fcntl sendmail_mpe_fcntl 1712 # define getegid sendmail_mpe_getegid 1713 # define geteuid sendmail_mpe_geteuid 1714 # define getpwnam sendmail_mpe_getpwnam 1715 # define getpwuid sendmail_mpe_getpwuid 1716 # define setgid sendmail_mpe_setgid 1717 # define setuid sendmail_mpe_setuid 1718 extern int sendmail_mpe_fcntl __P((int, int, ...)); 1719 extern struct passwd * sendmail_mpe_getpwnam __P((const char *)); 1720 extern struct passwd * sendmail_mpe_getpwuid __P((uid_t)); 1721 # endif /* MPE */ 1722 1723 /* 1724 ** System V Rel 5.x (a.k.a Unixware7 w/o BSD-Compatibility Libs ie. native) 1725 ** 1726 ** Contributed by Paul Gampe <paulg@apnic.net> 1727 */ 1728 1729 # ifdef __svr5__ 1730 # include <sys/mkdev.h> 1731 # define __svr4__ 1732 # define SYS5SIGNALS 1 1733 # define HASFCHOWN 1 /* has fchown(2) call */ 1734 # define HASSETSID 1 1735 # define HASSETREUID 1 1736 # define HASWAITPID 1 1737 # define HASGETDTABLESIZE 1 1738 # define GIDSET_T gid_t 1739 # define SOCKADDR_LEN_T size_t 1740 # define SOCKOPT_LEN_T size_t 1741 # ifndef _PATH_UNIX 1742 # define _PATH_UNIX "/stand/unix" 1743 # endif /* ! _PATH_UNIX */ 1744 # define SPT_PADCHAR '\0' /* pad process title with nulls */ 1745 # ifndef SYSLOG_BUFSIZE 1746 # define SYSLOG_BUFSIZE 1024 /* unsure */ 1747 # endif /* ! SYSLOG_BUFSIZE */ 1748 # ifndef _PATH_VENDOR_CF 1749 # define _PATH_VENDOR_CF "/etc/sendmail.cf" 1750 # endif /* ! _PATH_VENDOR_CF */ 1751 # ifndef _PATH_SENDMAILPID 1752 # define _PATH_SENDMAILPID "/etc/sendmail.pid" 1753 # endif /* ! _PATH_SENDMAILPID */ 1754 # undef offsetof /* avoid stddefs.h, sys/sysmacros.h conflict */ 1755 #if !defined(SM_SET_H_ERRNO) && defined(_REENTRANT) 1756 # define SM_SET_H_ERRNO(err) set_h_errno((err)) 1757 #endif /* ! SM_SET_H_ERRNO && _REENTRANT */ 1758 # endif /* __svr5__ */ 1759 1760 /* ###################################################################### */ 1761 1762 /* 1763 ** UnixWare 2.x 1764 */ 1765 1766 # ifdef UNIXWARE2 1767 # define UNIXWARE 1 1768 # undef offsetof /* avoid stddefs.h, sys/sysmacros.h conflict */ 1769 # endif /* UNIXWARE2 */ 1770 1771 1772 /* 1773 ** UnixWare 1.1.2. 1774 ** 1775 ** Updated by Petr Lampa <lampa@fee.vutbr.cz>. 1776 ** From Evan Champion <evanc@spatial.synapse.org>. 1777 */ 1778 1779 # ifdef UNIXWARE 1780 # include <sys/mkdev.h> 1781 # define SYSTEM5 1 1782 # define HASGETUSERSHELL 0 /* does not have getusershell(3) call */ 1783 # define HASSETREUID 1 1784 # define HASSETSID 1 1785 # define HASINITGROUPS 1 1786 # define GIDSET_T gid_t 1787 # define SLEEP_T unsigned 1788 # define SFS_TYPE SFS_STATVFS 1789 # define LA_TYPE LA_ZERO 1790 # undef WIFEXITED 1791 # undef WEXITSTATUS 1792 # ifndef _PATH_UNIX 1793 # define _PATH_UNIX "/unix" 1794 # endif /* ! _PATH_UNIX */ 1795 # ifndef _PATH_VENDOR_CF 1796 # define _PATH_VENDOR_CF "/usr/ucblib/sendmail.cf" 1797 # endif /* ! _PATH_VENDOR_CF */ 1798 # ifndef _PATH_SENDMAILPID 1799 # define _PATH_SENDMAILPID "/usr/ucblib/sendmail.pid" 1800 # endif /* ! _PATH_SENDMAILPID */ 1801 # define SYSLOG_BUFSIZE 128 1802 # endif /* UNIXWARE */ 1803 1804 1805 /* 1806 ** Intergraph CLIX 3.1 1807 ** 1808 ** From Paul Southworth <pauls@locust.cic.net> 1809 */ 1810 1811 # ifdef CLIX 1812 # define SYSTEM5 1 /* looks like System V */ 1813 # ifndef HASGETUSERSHELL 1814 # define HASGETUSERSHELL 0 /* does not have getusershell(3) call */ 1815 # endif /* ! HASGETUSERSHELL */ 1816 # define DEV_BSIZE 512 /* device block size not defined */ 1817 # define GIDSET_T gid_t 1818 # undef LOG /* syslog not available */ 1819 # define NEEDFSYNC 1 /* no fsync in system library */ 1820 # define GETSHORT _getshort 1821 # endif /* CLIX */ 1822 1823 1824 /* 1825 ** NCR MP-RAS 2.x (SysVr4) with Wollongong TCP/IP 1826 ** 1827 ** From Kevin Darcy <kevin@tech.mis.cfc.com>. 1828 */ 1829 1830 # ifdef NCR_MP_RAS2 1831 # include <sys/sockio.h> 1832 # define __svr4__ 1833 # define IP_SRCROUTE 0 /* Something is broken with getsockopt() */ 1834 # define SYSLOG_BUFSIZE 1024 1835 # define SPT_TYPE SPT_NONE 1836 # endif /* NCR_MP_RAS2 */ 1837 1838 1839 /* 1840 ** NCR MP-RAS 3.x (SysVr4) with STREAMware TCP/IP 1841 ** 1842 ** From Tom Moore <Tom.Moore@DaytonOH.NCR.COM> 1843 */ 1844 1845 # ifdef NCR_MP_RAS3 1846 # define __svr4__ 1847 # define HASFCHOWN 1 /* has fchown(2) call */ 1848 # define LDA_USE_LOCKF 1 1849 # define SIOCGIFNUM_IS_BROKEN 1 /* SIOCGIFNUM has non-std interface */ 1850 # define SO_REUSEADDR_IS_BROKEN 1 /* doesn't work if accept() fails */ 1851 # define SYSLOG_BUFSIZE 1024 1852 # define SPT_TYPE SPT_NONE 1853 # define _PATH_MAILDIR "/var/mail" 1854 # ifndef _XOPEN_SOURCE 1855 # define _XOPEN_SOURCE 1856 # define _XOPEN_SOURCE_EXTENDED 1 1857 # include <sys/resource.h> 1858 # undef _XOPEN_SOURCE 1859 # undef _XOPEN_SOURCE_EXTENDED 1860 # endif /* ! _XOPEN_SOURCE */ 1861 # endif /* NCR_MP_RAS3 */ 1862 1863 1864 /* 1865 ** Tandem NonStop-UX SVR4 1866 ** 1867 ** From Rick McCarty <mccarty@mpd.tandem.com>. 1868 */ 1869 1870 # ifdef NonStop_UX_BXX 1871 # define __svr4__ 1872 # endif /* NonStop_UX_BXX */ 1873 1874 1875 /* 1876 ** Hitachi 3050R/3050RX and 3500 Workstations running HI-UX/WE2. 1877 ** 1878 ** Tested for 1.04, 1.03 1879 ** From Akihiro Hashimoto ("Hash") <hash@dominic.ipc.chiba-u.ac.jp>. 1880 ** 1881 ** Tested for 4.02, 6.10 and 7.10 1882 ** From Motonori NAKAMURA <motonori@media.kyoto-u.ac.jp>. 1883 */ 1884 1885 # if !defined(__hpux) && (defined(_H3050R) || defined(_HIUX_SOURCE)) 1886 # define SYSTEM5 1 /* include all the System V defines */ 1887 # define HASINITGROUPS 1 /* has initgroups(3) call */ 1888 # define HASFCHMOD 1 /* has fchmod(2) syscall */ 1889 # define setreuid(r, e) setresuid(r, e, -1) 1890 # define LA_TYPE LA_FLOAT 1891 # define SPT_TYPE SPT_PSTAT 1892 # define SFS_TYPE SFS_VFS /* use <sys/vfs.h> statfs() implementation */ 1893 # ifndef HASSETVBUF 1894 # define HASSETVBUF /* HI-UX has no setlinebuf */ 1895 # endif /* ! HASSETVBUF */ 1896 # ifndef GIDSET_T 1897 # define GIDSET_T gid_t 1898 # endif /* ! GIDSET_T */ 1899 # ifndef _PATH_UNIX 1900 # define _PATH_UNIX "/HI-UX" 1901 # endif /* ! _PATH_UNIX */ 1902 # ifndef _PATH_VENDOR_CF 1903 # define _PATH_VENDOR_CF "/usr/lib/sendmail.cf" 1904 # endif /* ! _PATH_VENDOR_CF */ 1905 # ifndef IDENTPROTO 1906 # define IDENTPROTO 0 /* TCP/IP implementation is broken */ 1907 # endif /* ! IDENTPROTO */ 1908 # ifndef HASGETUSERSHELL 1909 # define HASGETUSERSHELL 0 /* getusershell(3) causes core dumps */ 1910 # endif /* ! HASGETUSERSHELL */ 1911 # define FDSET_CAST (int *) /* cast for fd_set parameters to select */ 1912 1913 /* 1914 ** avoid m_flags conflict between Berkeley DB 1.85 db.h & sys/sysmacros.h 1915 ** on HIUX 3050 1916 */ 1917 # undef m_flags 1918 1919 # define SM_CONF_SYSLOG 0 1920 1921 # endif /* !defined(__hpux) && (defined(_H3050R) || defined(_HIUX_SOURCE)) */ 1922 1923 1924 /* 1925 ** Amdahl UTS System V 2.1.5 (SVr3-based) 1926 ** 1927 ** From: Janet Jackson <janet@dialix.oz.au>. 1928 */ 1929 1930 # ifdef _UTS 1931 # include <sys/sysmacros.h> 1932 # undef HASLSTAT /* has symlinks, but they cause problems */ 1933 # define NEEDFSYNC 1 /* system fsync(2) fails on non-EFS filesys */ 1934 # define SYS5SIGNALS 1 /* System V signal semantics */ 1935 # define SYS5SETPGRP 1 /* use System V setpgrp(2) syscall */ 1936 # define HASUNAME 1 /* use System V uname(2) system call */ 1937 # define HASINITGROUPS 1 /* has initgroups(3) function */ 1938 # define HASSETVBUF 1 /* has setvbuf(3) function */ 1939 # ifndef HASGETUSERSHELL 1940 # define HASGETUSERSHELL 0 /* does not have getusershell(3) function */ 1941 # endif /* ! HASGETUSERSHELL */ 1942 # define GIDSET_T gid_t /* type of 2nd arg to getgroups(2) isn't int */ 1943 # define LA_TYPE LA_ZERO /* doesn't have load average */ 1944 # define SFS_TYPE SFS_4ARGS /* use 4-arg statfs() */ 1945 # define SFS_BAVAIL f_bfree /* alternate field name */ 1946 # define _PATH_UNIX "/unix" 1947 # ifndef _PATH_VENDOR_CF 1948 # define _PATH_VENDOR_CF "/usr/lib/sendmail.cf" 1949 # endif /* ! _PATH_VENDOR_CF */ 1950 # endif /* _UTS */ 1951 1952 /* 1953 ** Cray Computer Corporation's CSOS 1954 ** 1955 ** From Scott Bolte <scott@craycos.com>. 1956 */ 1957 1958 # ifdef _CRAYCOM 1959 # define SYSTEM5 1 /* include all the System V defines */ 1960 # define SYS5SIGNALS 1 /* SysV signal semantics -- reset on each sig */ 1961 # define NEEDFSYNC 1 /* no fsync in system library */ 1962 # define MAXPATHLEN PATHSIZE 1963 # define LA_TYPE LA_ZERO 1964 # define SFS_TYPE SFS_4ARGS /* four argument statfs() call */ 1965 # define SFS_BAVAIL f_bfree /* alternate field name */ 1966 # define _POSIX_CHOWN_RESTRICTED -1 1967 extern struct group *getgrent(), *getgrnam(), *getgrgid(); 1968 # endif /* _CRAYCOM */ 1969 1970 1971 /* 1972 ** Sony NEWS-OS 4.2.1R and 6.0.3 1973 ** 1974 ** From Motonori NAKAMURA <motonori@cs.ritsumei.ac.jp>. 1975 */ 1976 1977 # ifdef sony_news 1978 # ifndef __svr4 1979 /* NEWS-OS 4.2.1R */ 1980 # ifndef BSD 1981 # define BSD /* has BSD routines */ 1982 # endif /* ! BSD */ 1983 # define HASUNSETENV 1 /* has unsetenv(2) call */ 1984 # undef HASSETVBUF /* don't actually have setvbuf(3) */ 1985 # define WAITUNION 1 /* use "union wait" as wait argument type */ 1986 # define LA_TYPE LA_INT 1987 # define SFS_TYPE SFS_VFS /* use <sys/vfs.h> statfs() implementation */ 1988 # ifndef HASFLOCK 1989 # define HASFLOCK 1 /* has flock(2) call */ 1990 # endif /* ! HASFLOCK */ 1991 # define setpgid setpgrp 1992 # undef WIFEXITED 1993 # undef WEXITSTATUS 1994 # define MODE_T int /* system include files have no mode_t */ 1995 typedef int pid_t; 1996 typedef int (*sigfunc_t)(); 1997 # define SIGFUNC_DEFINED 1998 # define SIGFUNC_RETURN (0) 1999 # define SIGFUNC_DECL int 2000 2001 # else /* ! __svr4 */ 2002 /* NEWS-OS 6.0.3 with /bin/cc */ 2003 # ifndef __svr4__ 2004 # define __svr4__ /* use all System V Release 4 defines below */ 2005 # endif /* ! __svr4__ */ 2006 # define HASSETSID 1 /* has Posix setsid(2) call */ 2007 # define HASGETUSERSHELL 1 /* DOES have getusershell(3) call in libc */ 2008 # define LA_TYPE LA_READKSYM /* use MIOC_READKSYM ioctl */ 2009 # ifndef SPT_TYPE 2010 # define SPT_TYPE SPT_SYSMIPS /* use sysmips() (OS 6.0.2 or later) */ 2011 # endif /* ! SPT_TYPE */ 2012 # define GIDSET_T gid_t 2013 # undef WIFEXITED 2014 # undef WEXITSTATUS 2015 # ifndef SYSLOG_BUFSIZE 2016 # define SYSLOG_BUFSIZE 256 2017 # endif /* ! SYSLOG_BUFSIZE */ 2018 # define _PATH_UNIX "/stand/unix" 2019 # ifndef _PATH_VENDOR_CF 2020 # define _PATH_VENDOR_CF "/etc/mail/sendmail.cf" 2021 # endif /* ! _PATH_VENDOR_CF */ 2022 # ifndef _PATH_SENDMAILPID 2023 # define _PATH_SENDMAILPID "/etc/mail/sendmail.pid" 2024 # endif /* ! _PATH_SENDMAILPID */ 2025 2026 # endif /* ! __svr4 */ 2027 # endif /* sony_news */ 2028 2029 2030 /* 2031 ** Omron LUNA/UNIOS-B 3.0, LUNA2/Mach and LUNA88K Mach 2032 ** 2033 ** From Motonori NAKAMURA <motonori@cs.ritsumei.ac.jp>. 2034 */ 2035 2036 # ifdef luna 2037 # ifndef IDENTPROTO 2038 # define IDENTPROTO 0 /* TCP/IP implementation is broken */ 2039 # endif /* ! IDENTPROTO */ 2040 # define HASUNSETENV 1 /* has unsetenv(2) call */ 2041 # define NEEDPUTENV 1 /* need putenv(3) call */ 2042 # define SM_CONF_GETOPT 0 /* need a replacement for getopt(3) */ 2043 # define NEEDSTRSTR 1 /* need emulation of the strstr(3) call */ 2044 # define WAITUNION 1 /* use "union wait" as wait argument type */ 2045 # ifdef uniosb 2046 # include <sys/time.h> 2047 # define NEEDVPRINTF 1 /* need a replacement for vprintf(3) */ 2048 # define LA_TYPE LA_INT 2049 # define TZ_TYPE TZ_TM_ZONE /* use tm->tm_zone */ 2050 # endif /* uniosb */ 2051 # ifdef luna2 2052 # define LA_TYPE LA_SUBR 2053 # define TZ_TYPE TZ_TM_ZONE /* use tm->tm_zone */ 2054 # endif /* luna2 */ 2055 # ifdef luna88k 2056 # define LA_TYPE LA_INT 2057 # endif /* luna88k */ 2058 # define SFS_TYPE SFS_VFS /* use <sys/vfs.h> statfs() implementation */ 2059 # define setpgid setpgrp 2060 # undef WIFEXITED 2061 # undef WEXITSTATUS 2062 typedef int pid_t; 2063 typedef int (*sigfunc_t)(); 2064 # define SIGFUNC_DEFINED 2065 # define SIGFUNC_RETURN (0) 2066 # define SIGFUNC_DECL int 2067 extern char *getenv(); 2068 # ifndef _PATH_VENDOR_CF 2069 # define _PATH_VENDOR_CF "/usr/lib/sendmail.cf" 2070 # endif /* ! _PATH_VENDOR_CF */ 2071 # endif /* luna */ 2072 2073 2074 /* 2075 ** NEC EWS-UX/V 4.2 (with /usr/ucb/cc) 2076 ** 2077 ** From Motonori NAKAMURA <motonori@cs.ritsumei.ac.jp>. 2078 */ 2079 2080 # if defined(nec_ews_svr4) || defined(_nec_ews_svr4) 2081 # ifndef __svr4__ 2082 # define __svr4__ /* use all System V Release 4 defines below */ 2083 # endif /* ! __svr4__ */ 2084 # define SYS5SIGNALS 1 /* SysV signal semantics -- reset on each sig */ 2085 # define HASSETSID 1 /* has Posix setsid(2) call */ 2086 # define LA_TYPE LA_READKSYM /* use MIOC_READSYM ioctl */ 2087 # define SFS_TYPE SFS_USTAT /* use System V ustat(2) syscall */ 2088 # define GIDSET_T gid_t 2089 # undef WIFEXITED 2090 # undef WEXITSTATUS 2091 # define NAMELISTMASK 0x7fffffff /* mask for nlist() values */ 2092 # ifndef _PATH_VENDOR_CF 2093 # define _PATH_VENDOR_CF "/usr/ucblib/sendmail.cf" 2094 # endif /* ! _PATH_VENDOR_CF */ 2095 # ifndef _PATH_SENDMAILPID 2096 # define _PATH_SENDMAILPID "/usr/ucblib/sendmail.pid" 2097 # endif /* ! _PATH_SENDMAILPID */ 2098 # ifndef SYSLOG_BUFSIZE 2099 # define SYSLOG_BUFSIZE 1024 /* allow full size syslog buffer */ 2100 # endif /* ! SYSLOG_BUFSIZE */ 2101 # endif /* defined(nec_ews_svr4) || defined(_nec_ews_svr4) */ 2102 2103 2104 /* 2105 ** Fujitsu/ICL UXP/DS (For the DS/90 Series) 2106 ** 2107 ** From Diego R. Lopez <drlopez@cica.es>. 2108 ** Additional changes from Fumio Moriya and Toshiaki Nomura of the 2109 ** Fujitsu Fresoftware group <dsfrsoft@oai6.yk.fujitsu.co.jp>. 2110 */ 2111 2112 # ifdef __uxp__ 2113 # include <arpa/nameser.h> 2114 # include <sys/sysmacros.h> 2115 # include <sys/mkdev.h> 2116 # define __svr4__ 2117 # define HASGETUSERSHELL 0 2118 # define HASFLOCK 0 2119 # define _PATH_UNIX "/stand/unix" 2120 # ifndef _PATH_VENDOR_CF 2121 # define _PATH_VENDOR_CF "/usr/ucblib/sendmail.cf" 2122 # endif /* ! _PATH_VENDOR_CF */ 2123 # ifndef _PATH_SENDMAILPID 2124 # define _PATH_SENDMAILPID "/usr/ucblib/sendmail.pid" 2125 # endif /* ! _PATH_SENDMAILPID */ 2126 # endif /* __uxp__ */ 2127 2128 /* 2129 ** Pyramid DC/OSx 2130 ** 2131 ** From Earle Ake <akee@wpdiss1.wpafb.af.mil>. 2132 */ 2133 2134 # ifdef DCOSx 2135 # define GIDSET_T gid_t 2136 # ifndef IDENTPROTO 2137 # define IDENTPROTO 0 /* TCP/IP implementation is broken */ 2138 # endif /* ! IDENTPROTO */ 2139 # endif /* DCOSx */ 2140 2141 /* 2142 ** Concurrent Computer Corporation Maxion 2143 ** 2144 ** From Donald R. Laster Jr. <laster@access.digex.net>. 2145 */ 2146 2147 # ifdef __MAXION__ 2148 2149 # include <sys/stream.h> 2150 # define __svr4__ 1 /* SVR4.2MP */ 2151 # define HASSETREUID 1 /* have setreuid(2) */ 2152 # define HASLSTAT 1 /* have lstat(2) */ 2153 # define HASSETRLIMIT 1 /* have setrlimit(2) */ 2154 # define HASGETDTABLESIZE 1 /* have getdtablesize(2) */ 2155 # define HASGETUSERSHELL 1 /* have getusershell(3) */ 2156 # define NOFTRUNCATE 1 /* do not have ftruncate(2) */ 2157 # define SLEEP_T unsigned 2158 # define SFS_TYPE SFS_STATVFS 2159 # define SFS_BAVAIL f_bavail 2160 # ifndef SYSLOG_BUFSIZE 2161 # define SYSLOG_BUFSIZE 256 /* Use 256 bytes */ 2162 # endif /* ! SYSLOG_BUFSIZE */ 2163 2164 # undef WUNTRACED 2165 # undef WIFEXITED 2166 # undef WIFSIGNALED 2167 # undef WIFSTOPPED 2168 # undef WEXITSTATUS 2169 # undef WTERMSIG 2170 # undef WSTOPSIG 2171 2172 # endif /* __MAXION__ */ 2173 2174 /* 2175 ** Harris Nighthawk PowerUX (nh6000 box) 2176 ** 2177 ** Contributed by Bob Miorelli, Pratt & Whitney <miorelli@pweh.com> 2178 */ 2179 2180 # ifdef _PowerUX 2181 # ifndef __svr4__ 2182 # define __svr4__ 2183 # endif /* ! __svr4__ */ 2184 # ifndef _PATH_VENDOR_CF 2185 # define _PATH_VENDOR_CF "/etc/mail/sendmail.cf" 2186 # endif /* ! _PATH_VENDOR_CF */ 2187 # ifndef _PATH_SENDMAILPID 2188 # define _PATH_SENDMAILPID "/etc/mail/sendmail.pid" 2189 # endif /* ! _PATH_SENDMAILPID */ 2190 # define SYSLOG_BUFSIZE 1024 2191 # define LA_TYPE LA_ZERO 2192 typedef struct msgb mblk_t; 2193 # undef offsetof /* avoid stddefs.h and sys/sysmacros.h conflict */ 2194 # endif /* _PowerUX */ 2195 2196 /* 2197 ** Siemens Nixdorf Informationssysteme AG SINIX 2198 ** 2199 ** Contributed by Gerald Rinske of Siemens Business Services VAS. 2200 */ 2201 # ifdef sinix 2202 # define HASRANDOM 0 /* has random(3) */ 2203 # define SYSLOG_BUFSIZE 1024 2204 # define SM_INT32 int /* 32bit integer */ 2205 # endif /* sinix */ 2206 2207 /* 2208 ** CRAY T3E 2209 ** 2210 ** Contributed by Manu Mahonen <mailadm@csc.fi> 2211 ** of Center for Scientific Computing. 2212 */ 2213 # ifdef _CRAY 2214 # define GET_IPOPT_DST(dst) *(struct in_addr *)&(dst) 2215 # define _PATH_MAILDIR "/usr/spool/mail" 2216 # if !defined(MAXPATHLEN) 2217 # define MAXPATHLEN PATHSIZE 2218 # endif /* !defined(MAXPATHLEN) */ 2219 # endif /* _CRAY */ 2220 2221 /* 2222 ** Motorola 922, MC88110, UNIX SYSTEM V/88 Release 4.0 Version 4.3 2223 ** 2224 ** Contributed by Sergey Rusanov <rsm@utfoms.udmnet.ru> 2225 */ 2226 2227 # ifdef MOTO 2228 # define HASFCHMOD 1 2229 # define HASSETRLIMIT 0 2230 # define HASSETSID 1 2231 # define HASSETREUID 1 2232 # define HASULIMIT 1 2233 # define HASWAITPID 1 2234 # define HASGETDTABLESIZE 1 2235 # define HASGETUSERSHELL 1 2236 # define IP_SRCROUTE 0 2237 # define IDENTPROTO 0 2238 # define RES_DNSRCH_VARIABLE _res_dnsrch 2239 # define _PATH_UNIX "/unix" 2240 # define _PATH_VENDOR_CF "/etc/sendmail.cf" 2241 # define _PATH_SENDMAILPID "/var/run/sendmail.pid" 2242 # endif /* MOTO */ 2243 2244 /* 2245 ** Interix 2246 ** Contributed by Nedelcho Stanev <nedelcho.stanev@atlanticsky.com> 2247 ** 2248 ** Used for Interix support. 2249 */ 2250 2251 # if defined(__INTERIX) 2252 # define HASURANDOMDEV 1 2253 # define HASGETUSERSHELL 0 2254 # define HASSTRERROR 1 2255 # define HASUNSETENV 1 2256 # define HASFCHOWN 1 2257 # undef HAVE_SYS_ERRLIST 2258 # define sys_errlist __sys_errlist 2259 # define sys_nerr __sys_nerr 2260 # define major(dev) ((int)(((dev) >> 8) & 0xff)) 2261 # define minor(dev) ((int)((dev) & 0xff)) 2262 # endif /* defined(__INTERIX) */ 2263 2264 2265 /********************************************************************** 2266 ** End of Per-Operating System defines 2267 **********************************************************************/ 2268 /********************************************************************** 2269 ** More general defines 2270 **********************************************************************/ 2271 2272 /* general BSD defines */ 2273 # ifdef BSD 2274 # define HASGETDTABLESIZE 1 /* has getdtablesize(2) call */ 2275 # ifndef HASSETREUID 2276 # define HASSETREUID 1 /* has setreuid(2) call */ 2277 # endif /* ! HASSETREUID */ 2278 # define HASINITGROUPS 1 /* has initgroups(3) call */ 2279 # ifndef IP_SRCROUTE 2280 # define IP_SRCROUTE 1 /* can check IP source routing */ 2281 # endif /* ! IP_SRCROUTE */ 2282 # ifndef HASSETRLIMIT 2283 # define HASSETRLIMIT 1 /* has setrlimit(2) call */ 2284 # endif /* ! HASSETRLIMIT */ 2285 # ifndef HASFLOCK 2286 # define HASFLOCK 1 /* has flock(2) call */ 2287 # endif /* ! HASFLOCK */ 2288 # ifndef TZ_TYPE 2289 # define TZ_TYPE TZ_TM_ZONE /* use tm->tm_zone variable */ 2290 # endif /* ! TZ_TYPE */ 2291 # endif /* BSD */ 2292 2293 /* general System V Release 4 defines */ 2294 # ifdef __svr4__ 2295 # define SYSTEM5 1 2296 # define USESETEUID 1 /* has usable seteuid(2) call */ 2297 # define HASINITGROUPS 1 /* has initgroups(3) call */ 2298 # define BSD_COMP 1 /* get BSD ioctl calls */ 2299 # ifndef HASSETRLIMIT 2300 # define HASSETRLIMIT 1 /* has setrlimit(2) call */ 2301 # endif /* ! HASSETRLIMIT */ 2302 # ifndef HASGETUSERSHELL 2303 # define HASGETUSERSHELL 0 /* does not have getusershell(3) call */ 2304 # endif /* ! HASGETUSERSHELL */ 2305 # ifndef HASFCHMOD 2306 # define HASFCHMOD 1 /* most (all?) SVr4s seem to have fchmod(2) */ 2307 # endif /* ! HASFCHMOD */ 2308 2309 # ifndef _PATH_UNIX 2310 # define _PATH_UNIX "/unix" 2311 # endif /* ! _PATH_UNIX */ 2312 # ifndef _PATH_VENDOR_CF 2313 # define _PATH_VENDOR_CF "/usr/ucblib/sendmail.cf" 2314 # endif /* ! _PATH_VENDOR_CF */ 2315 # ifndef _PATH_SENDMAILPID 2316 # define _PATH_SENDMAILPID "/usr/ucblib/sendmail.pid" 2317 # endif /* ! _PATH_SENDMAILPID */ 2318 # ifndef SYSLOG_BUFSIZE 2319 # define SYSLOG_BUFSIZE 128 2320 # endif /* ! SYSLOG_BUFSIZE */ 2321 # ifndef SFS_TYPE 2322 # define SFS_TYPE SFS_STATVFS 2323 # endif /* ! SFS_TYPE */ 2324 2325 # ifndef USE_SIGLONGJMP 2326 # define USE_SIGLONGJMP 1 /* sigsetjmp needed for signal handling */ 2327 # endif /* ! USE_SIGLONGJMP */ 2328 # endif /* __svr4__ */ 2329 2330 # ifdef __SVR4 2331 # define LDA_USE_LOCKF 1 2332 # define LDA_USE_SETEUID 1 2333 # define _PATH_MAILDIR "/var/mail" 2334 # endif /* __SVR4 */ 2335 2336 /* general System V defines */ 2337 # ifdef SYSTEM5 2338 # include <sys/sysmacros.h> 2339 # define HASUNAME 1 /* use System V uname(2) system call */ 2340 # define SYS5SETPGRP 1 /* use System V setpgrp(2) syscall */ 2341 # define HASSETVBUF 1 /* we have setvbuf(3) in libc */ 2342 # ifndef HASULIMIT 2343 # define HASULIMIT 1 /* has the ulimit(2) syscall */ 2344 # endif /* ! HASULIMIT */ 2345 # ifndef LA_TYPE 2346 # ifdef MIOC_READKSYM 2347 # define LA_TYPE LA_READKSYM /* use MIOC_READKSYM ioctl */ 2348 # else /* MIOC_READKSYM */ 2349 # define LA_TYPE LA_INT /* assume integer load average */ 2350 # endif /* MIOC_READKSYM */ 2351 # endif /* ! LA_TYPE */ 2352 # ifndef SFS_TYPE 2353 # define SFS_TYPE SFS_USTAT /* use System V ustat(2) syscall */ 2354 # endif /* ! SFS_TYPE */ 2355 # ifndef TZ_TYPE 2356 # define TZ_TYPE TZ_TZNAME /* use tzname[] vector */ 2357 # endif /* ! TZ_TYPE */ 2358 # endif /* SYSTEM5 */ 2359 2360 /* general POSIX defines */ 2361 # ifdef _POSIX_VERSION 2362 # define HASSETSID 1 /* has Posix setsid(2) call */ 2363 # define HASWAITPID 1 /* has Posix waitpid(2) call */ 2364 # if _POSIX_VERSION >= 199500 && !defined(USESETEUID) 2365 # define USESETEUID 1 /* has usable seteuid(2) call */ 2366 # endif /* _POSIX_VERSION >= 199500 && !defined(USESETEUID) */ 2367 # endif /* _POSIX_VERSION */ 2368 /* 2369 ** Tweaking for systems that (for example) claim to be BSD or POSIX 2370 ** but don't have all the standard BSD or POSIX routines (boo hiss). 2371 */ 2372 2373 # ifdef titan 2374 # undef HASINITGROUPS /* doesn't have initgroups(3) call */ 2375 # endif /* titan */ 2376 2377 # ifdef _CRAYCOM 2378 # undef HASSETSID /* despite POSIX claim, doesn't have setsid */ 2379 # endif /* _CRAYCOM */ 2380 2381 # ifdef MOTO 2382 # undef USESETEUID 2383 # endif /* MOTO */ 2384 2385 /* 2386 ** Due to a "feature" in some operating systems such as Ultrix 4.3 and 2387 ** HPUX 8.0, if you receive a "No route to host" message (ICMP message 2388 ** ICMP_UNREACH_HOST) on _any_ connection, all connections to that host 2389 ** are closed. Some firewalls return this error if you try to connect 2390 ** to the IDENT port (113), so you can't receive email from these hosts 2391 ** on these systems. The firewall really should use a more specific 2392 ** message such as ICMP_UNREACH_PROTOCOL or _PORT or _FILTER_PROHIB. If 2393 ** not explicitly set to zero above, default it on. 2394 */ 2395 2396 # ifndef IDENTPROTO 2397 # define IDENTPROTO 1 /* use IDENT proto (RFC 1413) */ 2398 # endif /* ! IDENTPROTO */ 2399 2400 # ifndef IP_SRCROUTE 2401 # define IP_SRCROUTE 1 /* Detect IP source routing */ 2402 # endif /* ! IP_SRCROUTE */ 2403 2404 # ifndef HASGETUSERSHELL 2405 # define HASGETUSERSHELL 1 /* libc has getusershell(3) call */ 2406 # endif /* ! HASGETUSERSHELL */ 2407 2408 # ifndef NETUNIX 2409 # define NETUNIX 1 /* include unix domain support */ 2410 # endif /* ! NETUNIX */ 2411 2412 # ifndef HASRANDOM 2413 # define HASRANDOM 1 /* has random(3) support */ 2414 # endif /* ! HASRANDOM */ 2415 2416 # ifndef HASFLOCK 2417 # define HASFLOCK 0 /* assume no flock(2) support */ 2418 # endif /* ! HASFLOCK */ 2419 2420 # ifndef HASSETREUID 2421 # define HASSETREUID 0 /* assume no setreuid(2) call */ 2422 # endif /* ! HASSETREUID */ 2423 2424 # ifndef HASFCHMOD 2425 # define HASFCHMOD 0 /* assume no fchmod(2) syscall */ 2426 # endif /* ! HASFCHMOD */ 2427 2428 # ifndef USESETEUID 2429 # define USESETEUID 0 /* assume no seteuid(2) call or no saved ids */ 2430 # endif /* ! USESETEUID */ 2431 2432 # ifndef HASSETRLIMIT 2433 # define HASSETRLIMIT 0 /* assume no setrlimit(2) support */ 2434 # endif /* ! HASSETRLIMIT */ 2435 2436 # ifndef HASULIMIT 2437 # define HASULIMIT 0 /* assume no ulimit(2) support */ 2438 # endif /* ! HASULIMIT */ 2439 2440 # ifndef SECUREWARE 2441 # define SECUREWARE 0 /* assume no SecureWare C2 auditing hooks */ 2442 # endif /* ! SECUREWARE */ 2443 2444 # ifndef USE_DOUBLE_FORK 2445 # define USE_DOUBLE_FORK 1 /* avoid intermediate zombies */ 2446 # endif /* ! USE_DOUBLE_FORK */ 2447 2448 # ifndef USE_ENVIRON 2449 # define USE_ENVIRON 0 /* use main() envp instead of extern environ */ 2450 # endif /* ! USE_ENVIRON */ 2451 2452 # ifndef USE_SIGLONGJMP 2453 # define USE_SIGLONGJMP 0 /* assume setjmp handles signals properly */ 2454 # endif /* ! USE_SIGLONGJMP */ 2455 2456 # ifndef FDSET_CAST 2457 # define FDSET_CAST /* (empty) cast for fd_set arg to select */ 2458 # endif /* ! FDSET_CAST */ 2459 2460 /* 2461 ** Pick a mailer setuid method for changing the current uid 2462 */ 2463 2464 # define USE_SETEUID 0 2465 # define USE_SETREUID 1 2466 # define USE_SETUID 2 2467 2468 # if USESETEUID 2469 # define MAILER_SETUID_METHOD USE_SETEUID 2470 # else /* USESETEUID */ 2471 # if HASSETREUID 2472 # define MAILER_SETUID_METHOD USE_SETREUID 2473 # else /* HASSETREUID */ 2474 # define MAILER_SETUID_METHOD USE_SETUID 2475 # endif /* HASSETREUID */ 2476 # endif /* USESETEUID */ 2477 2478 /* 2479 ** If no type for argument two of getgroups call is defined, assume 2480 ** it's an integer -- unfortunately, there seem to be several choices 2481 ** here. 2482 */ 2483 2484 # ifndef GIDSET_T 2485 # define GIDSET_T int 2486 # endif /* ! GIDSET_T */ 2487 2488 # ifndef UID_T 2489 # define UID_T uid_t 2490 # endif /* ! UID_T */ 2491 2492 # ifndef GID_T 2493 # define GID_T gid_t 2494 # endif /* ! GID_T */ 2495 2496 # ifndef MODE_T 2497 # define MODE_T mode_t 2498 # endif /* ! MODE_T */ 2499 2500 # ifndef ARGV_T 2501 # define ARGV_T char ** 2502 # endif /* ! ARGV_T */ 2503 2504 # ifndef SOCKADDR_LEN_T 2505 # define SOCKADDR_LEN_T int 2506 # endif /* ! SOCKADDR_LEN_T */ 2507 2508 # ifndef SOCKOPT_LEN_T 2509 # define SOCKOPT_LEN_T int 2510 # endif /* ! SOCKOPT_LEN_T */ 2511 2512 # ifndef QUAD_T 2513 # define QUAD_T unsigned long 2514 # endif /* ! QUAD_T */ 2515 /********************************************************************** 2516 ** Remaining definitions should never have to be changed. They are 2517 ** primarily to provide back compatibility for older systems -- for 2518 ** example, it includes some POSIX compatibility definitions 2519 **********************************************************************/ 2520 2521 /* System 5 compatibility */ 2522 # ifndef S_ISREG 2523 # define S_ISREG(foo) ((foo & S_IFMT) == S_IFREG) 2524 # endif /* ! S_ISREG */ 2525 # ifndef S_ISDIR 2526 # define S_ISDIR(foo) ((foo & S_IFMT) == S_IFDIR) 2527 # endif /* ! S_ISDIR */ 2528 # if !defined(S_ISLNK) && defined(S_IFLNK) 2529 # define S_ISLNK(foo) ((foo & S_IFMT) == S_IFLNK) 2530 # endif /* !defined(S_ISLNK) && defined(S_IFLNK) */ 2531 # if !defined(S_ISFIFO) 2532 # if defined(S_IFIFO) 2533 # define S_ISFIFO(foo) ((foo & S_IFMT) == S_IFIFO) 2534 # else /* defined(S_IFIFO) */ 2535 # define S_ISFIFO(foo) false 2536 # endif /* defined(S_IFIFO) */ 2537 # endif /* !defined(S_ISFIFO) */ 2538 # ifndef S_IRUSR 2539 # define S_IRUSR 0400 2540 # endif /* ! S_IRUSR */ 2541 # ifndef S_IWUSR 2542 # define S_IWUSR 0200 2543 # endif /* ! S_IWUSR */ 2544 # ifndef S_IRGRP 2545 # define S_IRGRP 0040 2546 # endif /* ! S_IRGRP */ 2547 # ifndef S_IWGRP 2548 # define S_IWGRP 0020 2549 # endif /* ! S_IWGRP */ 2550 # ifndef S_IROTH 2551 # define S_IROTH 0004 2552 # endif /* ! S_IROTH */ 2553 # ifndef S_IWOTH 2554 # define S_IWOTH 0002 2555 # endif /* ! S_IWOTH */ 2556 2557 /* close-on-exec flag */ 2558 # ifndef FD_CLOEXEC 2559 # define FD_CLOEXEC 1 2560 # endif /* ! FD_CLOEXEC */ 2561 2562 /* 2563 ** Older systems don't have this error code -- it should be in 2564 ** /usr/include/sysexits.h. 2565 */ 2566 2567 # ifndef EX_CONFIG 2568 # define EX_CONFIG 78 /* configuration error */ 2569 # endif /* ! EX_CONFIG */ 2570 2571 /* pseudo-codes */ 2572 # define EX_QUIT 22 /* drop out of server immediately */ 2573 # define EX_RESTART 23 /* restart sendmail daemon */ 2574 # define EX_SHUTDOWN 24 /* shutdown sendmail daemon */ 2575 2576 #ifndef EX_NOTFOUND 2577 # define EX_NOTFOUND EX_NOHOST 2578 #endif /* ! EX_NOTFOUND */ 2579 2580 /* pseudo-code used for mci_setstat */ 2581 # define EX_NOTSTICKY -5 /* don't save persistent status */ 2582 2583 2584 /* 2585 ** An "impossible" file mode to indicate that the file does not exist. 2586 */ 2587 2588 # define ST_MODE_NOFILE 0171147 /* unlikely to occur */ 2589 2590 2591 /* type of arbitrary pointer */ 2592 # ifndef ARBPTR_T 2593 # define ARBPTR_T void * 2594 # endif /* ! ARBPTR_T */ 2595 2596 # ifndef __P 2597 # include "sm/cdefs.h" 2598 # endif /* ! __P */ 2599 2600 # if HESIOD && !defined(NAMED_BIND) 2601 # define NAMED_BIND 1 /* not one without the other */ 2602 # endif /* HESIOD && !defined(NAMED_BIND) */ 2603 2604 # if NAMED_BIND && !defined( __ksr__ ) && !defined( h_errno ) 2605 extern int h_errno; 2606 # endif /* NAMED_BIND && !defined( __ksr__ ) && !defined( h_errno ) */ 2607 2608 # if NEEDPUTENV 2609 extern int putenv __P((char *)); 2610 # endif /* NEEDPUTENV */ 2611 2612 #if !HASUNSETENV 2613 extern void unsetenv __P((char *)); 2614 #endif /* !HASUNSETENV */ 2615 2616 # ifdef LDAPMAP 2617 # include <sys/time.h> 2618 # include <lber.h> 2619 # include <ldap.h> 2620 2621 /* Some LDAP constants */ 2622 # define LDAPMAP_FALSE 0 2623 # define LDAPMAP_TRUE 1 2624 2625 /* 2626 ** ldap_init(3) is broken in Umich 3.x and OpenLDAP 1.0/1.1. 2627 ** Use the lack of LDAP_OPT_SIZELIMIT to detect old API implementations 2628 ** and assume (falsely) that all old API implementations are broken. 2629 ** (OpenLDAP 1.2 and later have a working ldap_init(), add -DUSE_LDAP_INIT) 2630 */ 2631 2632 # if defined(LDAP_OPT_SIZELIMIT) && !defined(USE_LDAP_INIT) 2633 # define USE_LDAP_INIT 1 2634 # endif /* defined(LDAP_OPT_SIZELIMIT) && !defined(USE_LDAP_INIT) */ 2635 2636 /* 2637 ** LDAP_OPT_SIZELIMIT is not defined under Umich 3.x nor OpenLDAP 1.x, 2638 ** hence ldap_set_option() must not exist. 2639 */ 2640 2641 # if defined(LDAP_OPT_SIZELIMIT) && !defined(USE_LDAP_SET_OPTION) 2642 # define USE_LDAP_SET_OPTION 1 2643 # endif /* defined(LDAP_OPT_SIZELIMIT) && !defined(USE_LDAP_SET_OPTION) */ 2644 2645 # endif /* LDAPMAP */ 2646 2647 # if HASUNAME 2648 # include <sys/utsname.h> 2649 # ifdef newstr 2650 # undef newstr 2651 # endif /* newstr */ 2652 # else /* HASUNAME */ 2653 # define NODE_LENGTH 32 2654 struct utsname 2655 { 2656 char nodename[NODE_LENGTH + 1]; 2657 }; 2658 # endif /* HASUNAME */ 2659 2660 # if !defined(MAXHOSTNAMELEN) && !defined(_SCO_unix_) && !defined(NonStop_UX_BXX) && !defined(ALTOS_SYSTEM_V) 2661 # define MAXHOSTNAMELEN 256 2662 # endif /* !defined(MAXHOSTNAMELEN) && !defined(_SCO_unix_) && !defined(NonStop_UX_BXX) && !defined(ALTOS_SYSTEM_V) */ 2663 2664 # if !defined(SIGCHLD) && defined(SIGCLD) 2665 # define SIGCHLD SIGCLD 2666 # endif /* !defined(SIGCHLD) && defined(SIGCLD) */ 2667 2668 # ifndef STDIN_FILENO 2669 # define STDIN_FILENO 0 2670 # endif /* ! STDIN_FILENO */ 2671 2672 # ifndef STDOUT_FILENO 2673 # define STDOUT_FILENO 1 2674 # endif /* ! STDOUT_FILENO */ 2675 2676 # ifndef STDERR_FILENO 2677 # define STDERR_FILENO 2 2678 # endif /* ! STDERR_FILENO */ 2679 2680 # ifndef LOCK_SH 2681 # define LOCK_SH 0x01 /* shared lock */ 2682 # define LOCK_EX 0x02 /* exclusive lock */ 2683 # define LOCK_NB 0x04 /* non-blocking lock */ 2684 # define LOCK_UN 0x08 /* unlock */ 2685 # endif /* ! LOCK_SH */ 2686 2687 # ifndef S_IXOTH 2688 # define S_IXOTH (S_IEXEC >> 6) 2689 # endif /* ! S_IXOTH */ 2690 2691 # ifndef S_IXGRP 2692 # define S_IXGRP (S_IEXEC >> 3) 2693 # endif /* ! S_IXGRP */ 2694 2695 # ifndef S_IXUSR 2696 # define S_IXUSR (S_IEXEC) 2697 # endif /* ! S_IXUSR */ 2698 2699 #ifndef O_ACCMODE 2700 # define O_ACCMODE (O_RDONLY|O_WRONLY|O_RDWR) 2701 #endif /* ! O_ACCMODE */ 2702 2703 # ifndef SEEK_SET 2704 # define SEEK_SET 0 2705 # define SEEK_CUR 1 2706 # define SEEK_END 2 2707 # endif /* ! SEEK_SET */ 2708 2709 # ifndef SIG_ERR 2710 # define SIG_ERR ((void (*)()) -1) 2711 # endif /* ! SIG_ERR */ 2712 2713 # ifndef WEXITSTATUS 2714 # define WEXITSTATUS(st) (((st) >> 8) & 0377) 2715 # endif /* ! WEXITSTATUS */ 2716 # ifndef WIFEXITED 2717 # define WIFEXITED(st) (((st) & 0377) == 0) 2718 # endif /* ! WIFEXITED */ 2719 # ifndef WIFSTOPPED 2720 # define WIFSTOPPED(st) (((st) & 0100) == 0) 2721 # endif /* ! WIFSTOPPED */ 2722 # ifndef WCOREDUMP 2723 # define WCOREDUMP(st) (((st) & 0200) != 0) 2724 # endif /* ! WCOREDUMP */ 2725 # ifndef WTERMSIG 2726 # define WTERMSIG(st) (((st) & 0177)) 2727 # endif /* ! WTERMSIG */ 2728 2729 # ifndef SIGFUNC_DEFINED 2730 typedef void (*sigfunc_t) __P((int)); 2731 # endif /* ! SIGFUNC_DEFINED */ 2732 # ifndef SIGFUNC_RETURN 2733 # define SIGFUNC_RETURN 2734 # endif /* ! SIGFUNC_RETURN */ 2735 # ifndef SIGFUNC_DECL 2736 # define SIGFUNC_DECL void 2737 # endif /* ! SIGFUNC_DECL */ 2738 2739 /* size of syslog buffer */ 2740 # ifndef SYSLOG_BUFSIZE 2741 # define SYSLOG_BUFSIZE 1024 2742 # endif /* ! SYSLOG_BUFSIZE */ 2743 2744 /* for FD_SET() */ 2745 #ifndef FD_SETSIZE 2746 # define FD_SETSIZE 256 2747 #endif /* ! FD_SETSIZE */ 2748 2749 /* 2750 ** Size of prescan buffer. 2751 ** Despite comments in the _sendmail_ book, this probably should 2752 ** not be changed; there are some hard-to-define dependencies. 2753 */ 2754 2755 # define PSBUFSIZE (MAXNAME + MAXATOM) /* size of prescan buffer */ 2756 2757 /* fork routine -- set above using #ifdef _osname_ or in Makefile */ 2758 # ifndef FORK 2759 # define FORK fork /* function to call to fork mailer */ 2760 # endif /* ! FORK */ 2761 2762 /* setting h_errno */ 2763 # ifndef SM_SET_H_ERRNO 2764 # define SM_SET_H_ERRNO(err) h_errno = (err) 2765 # endif /* SM_SET_H_ERRNO */ 2766 2767 # ifndef SM_CONF_GETOPT 2768 # define SM_CONF_GETOPT 1 2769 # endif /* ! SM_CONF_GETOPT */ 2770 2771 /* random routine -- set above using #ifdef _osname_ or in Makefile */ 2772 # if HASRANDOM 2773 # define get_random() random() 2774 # else /* HASRANDOM */ 2775 # define get_random() ((long) rand()) 2776 # ifndef RANDOMSHIFT 2777 # define RANDOMSHIFT 8 2778 # endif /* ! RANDOMSHIFT */ 2779 # endif /* HASRANDOM */ 2780 2781 /* 2782 ** Default to using scanf in readcf. 2783 */ 2784 2785 # ifndef SCANF 2786 # define SCANF 1 2787 # endif /* ! SCANF */ 2788 2789 /* XXX 32 bit type */ 2790 # ifndef SM_INT32 2791 # define SM_INT32 int32_t 2792 # endif /* ! SM_INT32 */ 2793 2794 /* 2795 ** SVr4 and similar systems use different routines for setjmp/longjmp 2796 ** with signal support 2797 */ 2798 2799 # if USE_SIGLONGJMP 2800 # ifdef jmp_buf 2801 # undef jmp_buf 2802 # endif /* jmp_buf */ 2803 # define jmp_buf sigjmp_buf 2804 # ifdef setjmp 2805 # undef setjmp 2806 # endif /* setjmp */ 2807 # define setjmp(env) sigsetjmp(env, 1) 2808 # ifdef longjmp 2809 # undef longjmp 2810 # endif /* longjmp */ 2811 # define longjmp(env, val) siglongjmp(env, val) 2812 # endif /* USE_SIGLONGJMP */ 2813 2814 # if !defined(NGROUPS_MAX) && defined(NGROUPS) 2815 # define NGROUPS_MAX NGROUPS /* POSIX naming convention */ 2816 # endif /* !defined(NGROUPS_MAX) && defined(NGROUPS) */ 2817 2818 /* 2819 ** Some snprintf() implementations are rumored not to NUL terminate. 2820 */ 2821 # if SNPRINTF_IS_BROKEN 2822 # ifdef snprintf 2823 # undef snprintf 2824 # endif /* snprintf */ 2825 # define snprintf sm_snprintf 2826 # ifdef vsnprintf 2827 # undef vsnprintf 2828 # endif /* vsnprintf */ 2829 # define vsnprintf sm_vsnprintf 2830 # endif /* SNPRINTF_IS_BROKEN */ 2831 2832 /* 2833 ** If we don't have a system syslog, simulate it. 2834 */ 2835 2836 # if !LOG 2837 # define LOG_EMERG 0 /* system is unusable */ 2838 # define LOG_ALERT 1 /* action must be taken immediately */ 2839 # define LOG_CRIT 2 /* critical conditions */ 2840 # define LOG_ERR 3 /* error conditions */ 2841 # define LOG_WARNING 4 /* warning conditions */ 2842 # define LOG_NOTICE 5 /* normal but significant condition */ 2843 # define LOG_INFO 6 /* informational */ 2844 # define LOG_DEBUG 7 /* debug-level messages */ 2845 # endif /* !LOG */ 2846 2847 # ifndef SM_CONF_SYSLOG 2848 # define SM_CONF_SYSLOG 1 /* syslog.h has prototype for syslog() */ 2849 # endif /* SM_CONF_SYSLOG */ 2850 2851 # if !SM_CONF_SYSLOG 2852 # ifdef __STDC__ 2853 extern void syslog(int, const char *, ...); 2854 # else /* __STDC__ */ 2855 extern void syslog(); 2856 # endif /* __STDC__ */ 2857 # endif /* !SM_CONF_SYSLOG */ 2858 2859 /* portable(?) definition for alignment */ 2860 # ifndef SM_ALIGN_SIZE 2861 struct sm_align 2862 { 2863 char al_c; 2864 union 2865 { 2866 long al_l; 2867 void *al_p; 2868 double al_d; 2869 void (*al_f)(); 2870 } al_u; 2871 }; 2872 # define SM_ALIGN_SIZE offsetof(struct sm_align, al_u) 2873 # endif /* ! SM_ALIGN_SIZE */ 2874 # define SM_ALIGN_BITS (SM_ALIGN_SIZE - 1) 2875 2876 #endif /* ! SM_CONF_H */ 2877