configure.in

   1 dnl
   2 dnl  Configuration input file for Squid
   3 dnl
   4 dnl  Duane Wessels, wessels@nlanr.net, February 1996 (autoconf v2.9)
   5 dnl
   6 dnl  $Id: configure.in,v 1.60 1996/12/05 21:24:56 wessels Exp $
   7 dnl
   8 dnl
   9 dnl
  10 AC_INIT(src/main.c)
  11 AC_CONFIG_HEADER(include/autoconf.h)
  12 AC_REVISION($Revision: 1.60 $)dnl
  13 AC_PREFIX_DEFAULT(/usr/local/squid)
  14 AC_CONFIG_AUX_DIR(aux)
  15
  16 AC_CANONICAL_HOST
  17
  18 CRYPTLIB=''
  19 REGEXLIB=''     # -lregex
  20 LIBREGEX=''     # libregex.a
  21
  22 dnl use directory structure of cached as default (hack)
  23 if test "$libexecdir" = '${exec_prefix}/libexec'; then
  24         libexecdir='${bindir}'
  25         localstatedir='${prefix}'
  26
  27 fi
  28
  29 if test -z "$CACHE_HTTP_PORT"; then
  30         CACHE_HTTP_PORT="3128"
  31 fi
  32 if test -z "$CACHE_ICP_PORT"; then
  33         CACHE_ICP_PORT="3130"
  34 fi
  35
  36 dnl Subsitutions
  37 AC_SUBST(CACHE_HTTP_PORT)
  38 AC_SUBST(CACHE_ICP_PORT)
  39
  40 AC_DEFINE_UNQUOTED(CONFIG_HOST_TYPE, "$host")
  41
  42 dnl Set default LDFLAGS
  43 if test -z "$LDFLAGS"; then
  44         LDFLAGS="-g"
  45 fi
  46
  47 PRESET_CFLAGS="$CFLAGS"
  48
  49 dnl Check for GNU cc
  50 AC_PROG_CC
  51
  52 dnl Warn if not using GNU cc
  53 if test $ac_cv_prog_gcc = no; then
  54         echo '**************************************************************';
  55         echo '**************************************************************';
  56         echo '**';
  57         echo '**   WARNING:  Squid is only guaranteed to compile with GNU cc.';
  58         echo "**   Currently, you're using $CC";
  59         echo '**';
  60         echo '**************************************************************';
  61         echo '**************************************************************';
  62         sleep 5
  63 fi
  64
  65 dnl Set Default CFLAGS
  66 if test -z "$PRESET_CFLAGS"; then
  67     if test "$GCC" = "yes"; then
  68         case "$host" in
  69         *-sun-sunos*|*m88k*)
  70             # sunos has too many warnings for this to be useful
  71             # motorola too
  72             ;;
  73         *)
  74             CFLAGS="$CFLAGS -Wall"
  75             ;;
  76         esac
  77     fi
  78
  79     case "$host" in
  80         *-hp-hpux*)
  81                 echo "Disabling 'ranlib' for HP-UX..."
  82                 RANLIB=":"
  83                 ;;
  84     esac
  85 fi
  86
  87 dnl Set LDFLAGS
  88 if test -z "$PRESET_LDFLAGS"; then
  89     if test "$GCC" = "yes"; then
  90         case "$host" in
  91         *)
  92             # nothing
  93             ;;
  94         esac
  95     fi
  96 fi
  97
  98 dnl Check for programs
  99 AC_PROG_CPP
 100 AC_PROG_INSTALL
 101 AC_PROG_RANLIB
 102 AC_PROG_LN_S
 103 AC_PATH_PROG(FALSE, false, /usr/bin/false)
 104 AC_PATH_PROG(TRUE, true, /usr/bin/true)
 105 AC_PATH_PROG(RM, rm, $FALSE)
 106 AC_PATH_PROG(MV, mv, $FALSE)
 107 AC_PATH_PROG(MKDIR, mkdir, $FALSE)
 108 AC_PATH_PROG(LN, ln, cp)
 109 AC_PATH_PROG(PERL, perl, /usr/local/bin/perl)
 110 AC_PATH_PROG(MAKEDEPEND, makedepend, $TRUE)
 111
 112
 113 dnl Check for headers
 114 AC_HEADER_DIRENT
 115 AC_HEADER_STDC
 116
 117
 118 AC_CHECK_HEADERS( \
 119         alloca.h \
 120         arpa/inet.h \
 121         arpa/nameser.h \
 122         bstring.h \
 123         config.h \
 124         crypt.h \
 125         ctype.h \
 126         errno.h \
 127         fcntl.h \
 128         getopt.h \
 129         grp.h \
 130         libc.h \
 131         malloc.h \
 132         memory.h \
 133         netdb.h \
 134         netinet/in.h \
 135         netinet/tcp.h \
 136         poll.h \
 137         pwd.h \
 138         regex.h \
 139         resolv.h \
 140         shadow.h \
 141         signal.h \
 142         stdarg.h \
 143         stddef.h \
 144         stdio.h \
 145         stdlib.h \
 146         string.h \
 147         strings.h \
 148         sys/file.h \
 149         sys/param.h \
 150         sys/resource.h \
 151         sys/select.h\
 152         sys/socket.h \
 153         sys/stat.h \
 154         sys/syscall.h \
 155         sys/time.h \
 156         sys/types.h \
 157         sys/un.h \
 158         sys/wait.h \
 159         syslog.h \
 160         time.h \
 161         unistd.h \
 162         varargs.h \
 163 )
 164
 165 AC_C_CONST
 166
 167 AC_MSG_CHECKING(if ANSI prototypes work)
 168 AC_TRY_COMPILE([int foo(char *); int foo (char *bar) {return 1;}],
 169 [foo("bar")],
 170 [AC_DEFINE(HAVE_ANSI_PROTOTYPES)
 171 AC_MSG_RESULT(yes)],
 172 AC_MSG_RESULT(no))
 173
 174 AC_MSG_CHECKING(for tm->tm_gmtoff)
 175 AC_TRY_COMPILE([#include <time.h>
 176 #include <sys/time.h>],
 177 [struct tm foo;
 178 foo.tm_gmtoff = 0;],
 179 [AC_DEFINE(HAVE_TM_GMTOFF)
 180 AC_MSG_RESULT(yes)],
 181 AC_MSG_RESULT(no))
 182
 183 AC_MSG_CHECKING(for extended mallinfo)
 184 AC_TRY_COMPILE([#include <sys/types.h>
 185 #include <malloc.h>],
 186 [struct mallinfo foo;
 187 foo.mxfast = 0;],
 188 [AC_DEFINE(HAVE_EXT_MALLINFO)
 189 AC_MSG_RESULT(yes)],
 190 AC_MSG_RESULT(no))
 191
 192 AC_MSG_CHECKING(for ip->ip_hl)
 193 AC_TRY_COMPILE([#include <sys/types.h>
 194 #include <netinet/in.h>
 195 #include <netinet/in_systm.h>
 196 #include <netinet/ip.h>],
 197 [struct ip ip;
 198 ip.ip_hl= 0;],
 199 [AC_DEFINE(HAVE_IP_HL)
 200 AC_MSG_RESULT(yes)],
 201 AC_MSG_RESULT(no))
 202
 203 dnl Check for typedefs
 204 AC_CHECK_SIZEOF(int)
 205 AC_CHECK_SIZEOF(long)
 206
 207 dnl Check for special functions
 208 AC_FUNC_ALLOCA
 209
 210 AC_CHECK_TYPE(pid_t, int)
 211 AC_CHECK_TYPE(size_t, int)
 212 AC_CHECK_TYPE(off_t, int)
 213
 214 dnl Check for needed libraries
 215 AC_CHECK_LIB(nsl, main)
 216 AC_CHECK_LIB(socket, main)
 217 AC_CHECK_LIB(gnumalloc, main)
 218 if test "$ac_cv_lib_gnumalloc_main" = "no"; then
 219         case "$host" in
 220                 *-sun-solaris*)
 221                         echo "skipping libmalloc check for $host"
 222                         ;;
 223                 i386-*-freebsd*)
 224                         echo "skipping libmalloc check for $host"
 225                         ;;
 226                 *)
 227                         AC_CHECK_LIB(malloc, main)
 228                         ;;
 229         esac
 230 fi
 231 AC_CHECK_LIB(bsd, main)
 232 AC_CHECK_LIB(regex, main, [REGEXLIB="-lregex"])
 233 AC_CHECK_LIB(resolv, inet_aton, AC_CHECK_LIB(44bsd, inet_aton))
 234 AC_CHECK_LIB(resolv, main)
 235
 236 dnl Check for libcrypt
 237 dnl We use crypt(3) which may be in libc, or in libcrypt (eg FreeBSD)
 238 AC_CHECK_LIB(crypt, crypt, [CRYPTLIB="-lcrypt"])
 239 AC_SUBST(CRYPTLIB)
 240
 241 dnl Check for libshadow which is needed by the shadow password suite
 242 AC_CHECK_LIB(shadow, main)
 243
 244 dnl System-specific library modifications
 245 dnl
 246 case "$host" in
 247         i386-*-solaris2.?)
 248                 if test "$GCC" = "yes"; then
 249                         echo "Removing -O for gcc on $host"
 250                         CFLAGS="`echo $CFLAGS | sed -e s/-O//`"
 251                 fi
 252                 ;;
 253         *-sgi-irix*)
 254                 echo "Removing -lsocket for IRIX..."
 255                 LIBS=`echo $LIBS | sed -e s/-lsocket//`
 256                 echo "Removing -lnsl for IRIX..."
 257                 LIBS=`echo $LIBS | sed -e s/-lnsl//`
 258                 echo "Removing -lbsd for IRIX..."
 259                 LIBS=`echo $LIBS | sed -e s/-lbsd//`
 260                 ;;
 261 dnl From: c0032033@ws.rz.tu-bs.de (Joerg Schumacher)
 262 dnl Date: Thu, 17 Oct 1996 04:09:30 +0200
 263 dnl Please change your configure script.  AIX doesn't need -lbsd.
 264         *-ibm-aix*)
 265                 echo "Removing -lbsd for AIX..."
 266                 LIBS=`echo $LIBS | sed -e s/-lbsd//`
 267                 ;;
 268         *m88k*)
 269                 CFLAGS="$CFLAGS -D_SQUID_MOTOROLA_"
 270                 AC_DEFINE(GETTIMEOFDAY_NO_TZP)
 271                 ;;
 272         [*-*-solaris2.[0-4]])
 273                 AC_DEFINE(GETTIMEOFDAY_NO_TZP)
 274                 ;;
 275 esac
 276
 277 dnl Check for library functions
 278 AC_CHECK_FUNCS(\
 279         bcopy \
 280         getdtablesize \
 281         getrusage \
 282         getspnam \
 283         lrand48 \
 284         mallinfo \
 285         mallocblksize \
 286         mallopt \
 287         memcpy \
 288         memmove \
 289         mktime \
 290         poll \
 291         pw_encrypt \
 292         regcomp \
 293         regexec \
 294         regfree \
 295         res_init \
 296         seteuid \
 297         setpgrp \
 298         setresuid \
 299         setrlimit \
 300         setsid \
 301         sigaction \
 302         srand48 \
 303         strerror \
 304         sysconf \
 305         syslog \
 306         tempnam \
 307         timegm \
 308 )
 309
 310 AC_MSG_CHECKING(if GNUregex needs to be compiled)
 311 if test "$ac_cv_func_regcomp" = "no" ; then
 312         COMPILE_GNUREGEX="yes"
 313 else
 314         COMPILE_GNUREGEX="no"
 315 fi
 316 case "$host" in
 317         [*-sun-solaris2.[0-4]])
 318         COMPILE_GNUREGEX="yes"
 319         ;;
 320 esac
 321 AC_MSG_RESULT($COMPILE_GNUREGEX)
 322 if test "$COMPILE_GNUREGEX" = "yes"; then
 323         REGEXLIB="-lregex"
 324         LIBREGEX="libregex.a"
 325 fi
 326 AC_SUBST(REGEXLIB)
 327 AC_SUBST(LIBREGEX)
 328
 329 AC_REPLACE_FUNCS(\
 330         tempnam \
 331 )
 332
 333 AC_MSG_CHECKING(Maximum number of filedescriptors we can open)
 334 AC_TRY_RUN([
 335 #include <stdio.h>
 336 #include <unistd.h>
 337 #include <sys/time.h>   /* needed on FreeBSD */
 338 #include <sys/param.h>
 339 #include <sys/resource.h>
 340 main() {
 341         int i,j;
 342 #if HAVE_SETRLIMIT
 343     struct rlimit rl;
 344 #if defined(RLIMIT_NOFILE)
 345     if (getrlimit(RLIMIT_NOFILE, &rl) < 0) {
 346         perror("getrlimit: RLIMIT_NOFILE");
 347     } else {
 348         rl.rlim_cur = rl.rlim_max;      /* set it to the max */
 349         if (setrlimit(RLIMIT_NOFILE, &rl) < 0) {
 350             perror("setrlimit: RLIMIT_NOFILE");
 351         }
 352     }
 353 #elif defined(RLIMIT_OFILE)
 354     if (getrlimit(RLIMIT_OFILE, &rl) < 0) {
 355         perror("getrlimit: RLIMIT_OFILE");
 356     } else {
 357         rl.rlim_cur = rl.rlim_max;      /* set it to the max */
 358         if (setrlimit(RLIMIT_OFILE, &rl) < 0) {
 359             perror("setrlimit: RLIMIT_OFILE");
 360         }
 361     }
 362 #endif /* RLIMIT_NOFILE */
 363 #endif /* HAVE_SETRLIMIT */
 364 #if HAVE_SYSCONF && defined(_SC_OPEN_MAX)
 365         i = sysconf(_SC_OPEN_MAX);
 366 #elif HAVE_GETDTABLESIZE && !defined(__linux__)
 367         i = getdtablesize();
 368 #elif defined(OPEN_MAX)
 369         i = OPEN_MAX;
 370 #elif defined(NOFILE)
 371         i = NOFILE;
 372 #elif defined(_NFILE)
 373         i = _NFILE;
 374 #else
 375         while((j=open("/dev/null", 0)) > 0) i=j;
 376         close(i); close(i-1);
 377         i++;
 378 #endif
 379         fprintf (fopen("conftestval", "w"), "%d\n", i);
 380         exit(0);
 381 }
 382 ],
 383 SQUID_MAXFD=`cat conftestval`,
 384 SQUID_MAXFD=256,
 385 SQUID_MAXFD=256)
 386 AC_MSG_RESULT($SQUID_MAXFD)
 387 AC_DEFINE_UNQUOTED(SQUID_MAXFD, $SQUID_MAXFD)
 388
 389 AC_MSG_CHECKING(Default UDP send buffer size)
 390 AC_TRY_RUN([
 391 #include <stdlib.h>
 392 #include <stdio.h>
 393 #include <sys/types.h>
 394 #include <sys/socket.h>
 395 #include <netinet/in.h>
 396 main ()
 397 {
 398         int fd,val=0,len=sizeof(int);
 399         if ((fd = socket(AF_INET, SOCK_DGRAM, 0)) < 0) exit(1);
 400         if (getsockopt(fd, SOL_SOCKET, SO_SNDBUF, &val, &len) < 0) exit(1);
 401         if (val<=0) exit(1);
 402         fprintf (fopen("conftestval", "w"), "%d\n", val);
 403         exit(0);
 404 }
 405 ],
 406 SQUID_UDP_SO_SNDBUF=`cat conftestval`,
 407 SQUID_UDP_SO_SNDBUF=16384,
 408 SQUID_UDP_SO_SNDBUF=16384)
 409 AC_MSG_RESULT($SQUID_UDP_SO_SNDBUF)
 410 AC_DEFINE_UNQUOTED(SQUID_UDP_SO_SNDBUF, $SQUID_UDP_SO_SNDBUF)
 411
 412 AC_MSG_CHECKING(Default UDP receive buffer size)
 413 AC_TRY_RUN([
 414 #include <stdlib.h>
 415 #include <stdio.h>
 416 #include <sys/types.h>
 417 #include <sys/socket.h>
 418 #include <netinet/in.h>
 419 main ()
 420 {
 421         int fd,val=0,len=sizeof(int);
 422         if ((fd = socket(AF_INET, SOCK_DGRAM, 0)) < 0) exit(1);
 423         if (getsockopt(fd, SOL_SOCKET, SO_RCVBUF, &val, &len) < 0) exit(1);
 424         if (val <= 0) exit(1);
 425         fprintf (fopen("conftestval", "w"), "%d\n", val);
 426         exit(0);
 427 }
 428 ],
 429 SQUID_UDP_SO_RCVBUF=`cat conftestval`,
 430 SQUID_UDP_SO_RCVBUF=16384,
 431 SQUID_UDP_SO_RCVBUF=16384)
 432 AC_MSG_RESULT($SQUID_UDP_SO_RCVBUF)
 433 AC_DEFINE_UNQUOTED(SQUID_UDP_SO_RCVBUF, $SQUID_UDP_SO_RCVBUF)
 434
 435 AC_MSG_CHECKING(Default TCP send buffer size)
 436 AC_TRY_RUN([
 437 #include <stdlib.h>
 438 #include <stdio.h>
 439 #include <sys/types.h>
 440 #include <sys/socket.h>
 441 #include <netinet/in.h>
 442 main ()
 443 {
 444         int fd,val=0,len=sizeof(int);
 445         if ((fd = socket(AF_INET, SOCK_STREAM, 0)) < 0) exit(1);
 446         if (getsockopt(fd, SOL_SOCKET, SO_SNDBUF, &val, &len) < 0) exit(1);
 447         if (val <= 0) exit(1);
 448         fprintf (fopen("conftestval", "w"), "%d\n", val);
 449         exit(0);
 450 }
 451 ],
 452 SQUID_TCP_SO_SNDBUF=`cat conftestval`,
 453 SQUID_TCP_SO_SNDBUF=16384,
 454 SQUID_TCP_SO_SNDBUF=16384)
 455 AC_MSG_RESULT($SQUID_TCP_SO_SNDBUF)
 456 AC_DEFINE_UNQUOTED(SQUID_TCP_SO_SNDBUF, $SQUID_TCP_SO_SNDBUF)
 457
 458 AC_MSG_CHECKING(Default TCP receive buffer size)
 459 AC_TRY_RUN([
 460 #include <stdlib.h>
 461 #include <stdio.h>
 462 #include <sys/types.h>
 463 #include <sys/socket.h>
 464 #include <netinet/in.h>
 465 main ()
 466 {
 467         int fd,val=0,len=sizeof(int);
 468         if ((fd = socket(AF_INET, SOCK_STREAM, 0)) < 0) exit(1);
 469         if (getsockopt(fd, SOL_SOCKET, SO_RCVBUF, &val, &len) < 0) exit(1);
 470         if (val <= 0) exit(1);
 471         fprintf (fopen("conftestval", "w"), "%d\n", val);
 472         exit(0);
 473 }
 474 ],
 475 SQUID_TCP_SO_RCVBUF=`cat conftestval`,
 476 SQUID_TCP_SO_RCVBUF=16384,
 477 SQUID_TCP_SO_RCVBUF=16384)
 478 AC_MSG_RESULT($SQUID_TCP_SO_RCVBUF)
 479 AC_DEFINE_UNQUOTED(SQUID_TCP_SO_RCVBUF, $SQUID_TCP_SO_RCVBUF)
 480
 481 AC_MSG_CHECKING(if sys_errlist[] is already defined)
 482 AC_TRY_COMPILE([#include <stdio.h>],
 483 [char *s = sys_errlist[0];],
 484 AC_MSG_RESULT(yes),
 485 [AC_MSG_RESULT(no)
 486 AC_DEFINE(NEED_SYS_ERRLIST)])
 487
 488 AC_MSG_CHECKING(for libresolv _dns_ttl_ hack)
 489 AC_TRY_LINK(extern int _dns_ttl_;,return _dns_ttl_;,
 490 [AC_MSG_RESULT(yes)
 491 AC_DEFINE(LIBRESOLV_DNS_TTL_HACK)],
 492 AC_MSG_RESULT(no))
 493
 494 dnl Need the debugging version of malloc if available
 495 XTRA_OBJS=''
 496 if test "$ac_cv_lib_malloc_main" = "yes" ; then
 497         if test -r /usr/lib/debug/malloc.o ; then
 498                 XTRA_OBJS="$XTRA_OBJS /usr/lib/debug/malloc.o"
 499         fi
 500         if test -r /usr/lib/debug/mallocmap.o ; then
 501                 XTRA_OBJS="$XTRA_OBJS /usr/lib/debug/mallocmap.o"
 502         fi
 503 fi
 504 AC_SUBST(XTRA_OBJS)
 505
 506 if test -z "$XTRA_LIBS"; then
 507         XTRA_LIBS="$LIBS"
 508         LIBS=''
 509 fi
 510 AC_SUBST(XTRA_LIBS)
 511
 512 dnl Clean up after OSF/1 core dump bug
 513 rm -f core
 514
 515 AC_OUTPUT(\
 516         ./makefile \
 517         ./lib/Makefile \
 518         ./include/config.h \
 519         ./scripts/Makefile \
 520         ./scripts/RunCache \
 521         ./scripts/RunAccel \
 522         ./src/Makefile \
 523         ./src/squid.conf.pre \
 524         ./contrib/Makefile \
 525 )