configure.ac revision 1.1.1.2
1dnl -*- mode: m4 -*- 2dnl Id: configure.ac,v 1.47.2.2 2005/02/22 23:56:08 manubsd Exp 3 4AC_PREREQ(2.52) 5AC_INIT(ipsec-tools, 0.6-20050223) 6AC_CONFIG_SRCDIR([configure.ac]) 7AM_CONFIG_HEADER(config.h) 8 9AM_INIT_AUTOMAKE(dist-bzip2) 10 11AC_ENABLE_SHARED(no) 12 13AC_PROG_CC 14AM_PROG_CC_STDC 15AC_HEADER_STDC 16AC_PROG_LIBTOOL 17AC_PROG_YACC 18AM_PROG_LEX 19AC_SUBST(LEXLIB) 20AC_PROG_EGREP 21 22CFLAGS_ADD="$CFLAGS_ADD -Wall -Werror -Wno-unused" 23 24case $host in 25*netbsd*) 26 LDFLAGS="-Wl,-R/usr/pkg/lib $LDFLAGS" 27 ;; 28*linux*) 29 LIBS="$LIBS -lresolv" 30 INSTALL_OPTS="-o bin -g bin" 31 INCLUDE_GLIBC="include-glibc" 32 RPM="rpm" 33 AC_SUBST(INSTALL_OPTS) 34 AC_SUBST(INCLUDE_GLIBC) 35 AC_SUBST(RPM) 36 ;; 37esac 38 39# Look up some IPsec-related headers 40AC_CHECK_HEADER(net/pfkeyv2.h, [have_net_pfkey=yes], [have_net_pfkey=no]) 41AC_CHECK_HEADER(netinet/ipsec.h, [have_netinet_ipsec=yes], [have_netinet_ipsec=no]) 42AC_CHECK_HEADER(netinet6/ipsec.h, [have_netinet6_ipsec=yes], [have_netinet6_ipsec=no]) 43 44# NetBSD has <netinet6/ipsec.h> but not <netinet/ipsec.h> 45if test "$have_netinet_ipsec$have_netinet6_ipsec" = noyes; then 46 have_netinet_ipsec=yes 47 AC_DEFINE(HAVE_NETINET6_IPSEC, [], [Use <netinet6/ipsec.h>]) 48fi 49 50case "$host_os" in 51 *linux*) 52 AC_ARG_WITH(kernel-headers, 53 AC_HELP_STRING([--with-kernel-headers=/lib/modules/<uname>/build/include], 54 [where your Linux Kernel headers are installed]), 55 [ KERNEL_INCLUDE="$with_kernel_headers" 56 CONFIGURE_AMFLAGS="--with-kernel-headers=$with_kernel_headers" 57 AC_SUBST(CONFIGURE_AMFLAGS) ], 58 [ KERNEL_INCLUDE="/lib/modules/`uname -r`/build/include" ]) 59 60 AC_CHECK_FILE($KERNEL_INCLUDE/linux/pfkeyv2.h, , 61 [ AC_CHECK_FILE(/usr/src/linux/include/linux/pfkeyv2.h, 62 KERNEL_INCLUDE=/usr/src/linux/include , 63 [ AC_MSG_ERROR([Unable to find linux-2.6 kernel headers. Aborting.]) ] ) ] ) 64 AC_SUBST(KERNEL_INCLUDE) 65 # We need the configure script to run with correct kernel headers. 66 # However we don't want to point to kernel source tree in compile time, 67 # i.e. this will be removed from CPPFLAGS at the end of configure. 68 CPPFLAGS="-I$KERNEL_INCLUDE $CPPFLAGS" 69 70 AC_CHECK_MEMBER(struct sadb_x_policy.sadb_x_policy_priority, 71 [AC_DEFINE(HAVE_PFKEY_POLICY_PRIORITY, [], 72 [Are PF_KEY policy priorities supported?])], [], 73 [#include "$KERNEL_INCLUDE/linux/pfkeyv2.h"]) 74 75 GLIBC_BUGS='-include ${top_srcdir}/src/include-glibc/glibc-bugs.h -I${top_srcdir}/src/include-glibc -I${top_builddir}/src/include-glibc' 76 AC_SUBST(GLIBC_BUGS) 77 GLIBC_BUGS_LOCAL="-include ${srcdir-.}/src/include-glibc/glibc-bugs.h -I${srcdir-.}/src/include-glibc -I./src/include-glibc" 78 CPPFLAGS="$GLIBC_BUGS_LOCAL $CPPFLAGS" 79 ;; 80 *) 81 if test "$have_net_pfkey$have_netinet_ipsec" != yesyes; then 82 if test "$have_net_pfkey" = yes; then 83 AC_MSG_ERROR([Found net/pfkeyv2.h but not netinet/ipsec.h. Aborting.]) 84 else 85 AC_MSG_ERROR([Found netinet/ipsec.h but not net/pfkeyv2.h. Aborting.]) 86 fi 87 fi 88 ;; 89esac 90 91### Some basic toolchain checks 92 93# Checks for header files. 94AC_HEADER_STDC 95AC_HEADER_SYS_WAIT 96AC_CHECK_HEADERS(limits.h sys/time.h unistd.h stdarg.h varargs.h) 97 98# Checks for typedefs, structures, and compiler characteristics. 99AC_C_CONST 100AC_TYPE_PID_T 101AC_TYPE_SIZE_T 102AC_HEADER_TIME 103AC_STRUCT_TM 104 105# Checks for library functions. 106AC_FUNC_MEMCMP 107AC_TYPE_SIGNAL 108AC_FUNC_VPRINTF 109AC_CHECK_FUNCS(gettimeofday select socket strerror strtol strtoul strlcpy) 110AC_REPLACE_FUNCS(strdup) 111RACOON_CHECK_VA_COPY 112 113# Check if printf accepts "%z" type modifier for size_t argument 114AC_MSG_CHECKING(if printf accepts %z) 115saved_CFLAGS=$CFLAGS 116CFLAGS="$CFLAGS -Wall -Werror" 117AC_TRY_COMPILE([ 118#include <stdio.h> 119], [ 120printf("%zu\n", (size_t)-1); 121], 122 [AC_MSG_RESULT(yes)], 123 [AC_MSG_RESULT(no); CFLAGS_ADD="$CFLAGS_ADD -Wno-format"]) 124CFLAGS=$saved_CFLAGS 125 126# Can we use __func__ macro? 127AC_MSG_CHECKING(if __func__ is available) 128AC_TRY_COMPILE( 129[#include <stdio.h> 130], [char *x = __func__;], 131 [AC_DEFINE([HAVE_FUNC_MACRO], [], [Have __func__ macro]) 132 AC_MSG_RESULT(yes)], 133 [AC_MSG_RESULT(no)]) 134 135# Check if readline support is requested 136AC_MSG_CHECKING(if readline support is requested) 137AC_ARG_WITH(readline, 138 [ --with-readline support readline input (yes by default)], 139 [with_readline="$withval"], [with_readline="yes"]) 140AC_MSG_RESULT($with_readline) 141 142# Is readline available? 143if test $with_readline != "no"; then 144 AC_CHECK_HEADER([readline/readline.h], 145 [AC_CHECK_LIB(readline, readline, [ 146 AC_DEFINE(HAVE_READLINE, [], 147 [Is readline available?]) 148 LIBS="$LIBS -lreadline" 149 ], [])], []) 150fi 151 152# Check if a different OpenSSL directory was specified 153AC_MSG_CHECKING(if --with-openssl option is specified) 154AC_ARG_WITH(openssl, [ --with-openssl=DIR specify OpenSSL directory], 155 [crypto_dir=$withval]) 156AC_MSG_RESULT(${crypto_dir-default}) 157 158if test "x$crypto_dir" != "x"; then 159 LIBS="$LIBS -L${crypto_dir}/lib" 160 CPPFLAGS_ADD="-I${crypto_dir}/include $CPPFLAGS_ADD" 161fi 162AC_MSG_CHECKING(openssl version) 163AC_EGREP_CPP(yes, [#include <openssl/opensslv.h> 164#if OPENSSL_VERSION_NUMBER >= 0x0090602fL 165yes 166#endif], [AC_MSG_RESULT(ok)], [AC_MSG_RESULT(too old) 167 AC_MSG_ERROR([OpenSSL version must be 0.9.6 or higher. Aborting.]) 168 ]) 169AC_CHECK_HEADERS(openssl/engine.h) 170 171# checking rijndael 172AC_CHECK_HEADERS([openssl/aes.h], [], 173 [CRYPTOBJS="$CRYPTOBJS rijndael-api-fst.o rijndael-alg-fst.o"]) 174 175# checking sha2 176AC_MSG_CHECKING(sha2 support) 177AC_DEFINE([WITH_SHA2], [], [SHA2 support]) 178AC_CHECK_HEADER(openssl/sha2.h, [], [ 179 CPPFLAGS_ADD="$CPPFLAGS_ADD -I./\${top_srcdir}/src/racoon/missing" 180 AC_LIBOBJ([sha2]) 181 CRYPTOBJS="$CRYPTOBJS sha2.o"]) 182AC_SUBST(CRYPTOBJS) 183 184# Option --enable-adminport 185AC_MSG_CHECKING(if --enable-adminport option is specified) 186AC_ARG_ENABLE(adminport, 187 [ --enable-adminport enable admin port], 188 [], [enable_adminport=no]) 189if test $enable_adminport = "yes"; then 190 AC_DEFINE([ENABLE_ADMINPORT], [], [Enable admin port]) 191fi 192AC_MSG_RESULT($enable_adminport) 193 194# Option RC5 195AC_MSG_CHECKING(if --enable-rc5 option is specified) 196AC_ARG_ENABLE(rc5, 197 [ --enable-rc5 enable RC5 encryption (patented)], 198 [], [enable_rc5=no]) 199AC_MSG_RESULT($enable_rc5) 200 201if test $enable_rc5 = "yes"; then 202 AC_CHECK_HEADERS([openssl/rc5.h]) 203 AC_CHECK_LIB([crypto_rc5], [RC5_32_encrypt], 204 [EXTRA_CRYPTO="$EXTRA_CRYPTO -lcrypto_rc5"]) 205fi 206 207# Option IDEA 208AC_MSG_CHECKING(if --enable-idea option is specified) 209AC_ARG_ENABLE(idea, 210 [ --enable-idea enable IDEA encryption (patented)], 211 [], [enable_idea=no]) 212AC_MSG_RESULT($enable_idea) 213 214if test $enable_idea = "yes"; then 215 AC_CHECK_HEADERS([openssl/idea.h]) 216 AC_CHECK_LIB([crypto_idea], [idea_encrypt], 217 [EXTRA_CRYPTO="$EXTRA_CRYPTO -lcrypto_idea"]) 218fi 219AC_SUBST(EXTRA_CRYPTO) 220 221# Check for Kerberos5 support 222AC_MSG_CHECKING(if --enable-gssapi option is specified) 223AC_ARG_ENABLE(gssapi, 224 [ --enable-gssapi enable GSS-API authentication], 225 [], [enable_gssapi=no]) 226AC_MSG_RESULT($enable_gssapi) 227AC_PATH_PROG(KRB5_CONFIG,krb5-config,no) 228if test "x$enable_gssapi" = "xyes"; then 229 if test "$KRB5_CONFIG" != "no"; then 230 krb5_incdir="`$KRB5_CONFIG --cflags gssapi`" 231 krb5_libs="`$KRB5_CONFIG --libs gssapi`" 232 else 233 # No krb5-config; let's make some assumptions based on 234 # the OS. 235 case $host_os in 236 netbsd*) 237 krb5_incdir="-I/usr/include/krb5" 238 krb5_libs="-lgssapi -lkrb5 -lcom_err -lroken -lasn1" 239 ;; 240 *) 241 AC_MSG_ERROR([krb5-config not found, but needed for GSSAPI support. Aborting.]) 242 ;; 243 esac 244 fi 245 LIBS="$LIBS $krb5_libs" 246 CPPFLAGS_ADD="$krb5_incdir $CPPFLAGS_ADD" 247 AC_DEFINE([HAVE_GSSAPI], [], [Enable GSS API]) 248fi 249 250AC_MSG_CHECKING([if --enable-hybrid option is specified]) 251AC_ARG_ENABLE(hybrid, 252 [ --enable-hybrid enable hybrid, both mode-cfg and xauth support], 253 [ 254 LIBS="$LIBS -lcrypt"; 255 enable_hybrid=yes; 256 HYBRID_OBJS="isakmp_xauth.o isakmp_cfg.o isakmp_unity.o throttle.o" 257 AC_SUBST(HYBRID_OBJS) 258 AC_DEFINE([ENABLE_HYBRID], [], [Hybrid authentication support]) 259 ], 260 [enable_hybrid=no]) 261AC_MSG_RESULT($enable_hybrid) 262 263AC_MSG_CHECKING([if --enable-frag option is specified]) 264AC_ARG_ENABLE(frag, 265 [ --enable-frag enable IKE fragmentation payload support], 266 [ 267 LIBS="$LIBS -lcrypt"; 268 enable_frag=yes; 269 FRAG_OBJS="isakmp_frag.o" 270 AC_SUBST(FRAG_OBJS) 271 AC_DEFINE([ENABLE_FRAG], [], [IKE fragmentation support]) 272 ], 273 [enable_frag=no]) 274AC_MSG_RESULT($enable_frag) 275 276AC_MSG_CHECKING(if --with-libradius option is specified) 277AC_ARG_WITH(libradius, 278 [ --with-libradius=DIR specify libradius path (like/usr/pkg)], 279 [libradius_dir=$withval], 280 [libradius_dir=no]) 281AC_MSG_RESULT($libradius_dir) 282if test "$libradius_dir" != "no"; then 283 if test "$libradius_dir" = "yes" ; then 284 libradius_dir=""; 285 fi; 286 if test "x$libradius_dir" = "x"; then 287 RACOON_PATH_LIBS(rad_create_request, lradius) 288 else 289 if test -d "$libradius_dir/lib" -a \ 290 -d "$libradius_dir/include" ; then 291 RACOON_PATH_LIBS(rad_create_request, lradius, "$libradius_dir/lib") 292 CPPFLAGS_ADD="$CPPFLAGS_ADD -I$libradius_dir/include" 293 else 294 AC_MSG_ERROR([RADIUS libs or includes not found. Aborting.]) 295 fi 296 fi 297 AC_DEFINE([HAVE_LIBRADIUS], [], [Hybrid authentication uses RADIUS]) 298 LIBS="$LIBS -L$libradius_dir/lib -R$libradius_dir/lib -lradius" 299 AC_CHECK_FUNCS(rad_create_request) 300fi 301 302AC_MSG_CHECKING(if --with-libpam option is specified) 303AC_ARG_WITH(libpam, 304 [ --with-libpam=DIR specify libpam path (like/usr/pkg)], 305 [libpam_dir=$withval], 306 [libpam_dir=no]) 307AC_MSG_RESULT($libpam_dir) 308if test "$libpam_dir" != "no"; then 309 if test "$libpam_dir" = "yes" ; then 310 libpam_dir=""; 311 fi; 312 if test "x$libpam_dir" = "x"; then 313 RACOON_PATH_LIBS(rad_create_request, lpam) 314 else 315 if test -d "$libpam_dir/lib" -a \ 316 -d "$libpam_dir/include" ; then 317 RACOON_PATH_LIBS(rad_create_request, lpam, "$libpam_dir/lib") 318 CPPFLAGS_ADD="$CPPFLAGS_ADD -I$libpam_dir/include" 319 else 320 AC_MSG_ERROR([PAM libs or includes not found. Aborting.]) 321 fi 322 fi 323 AC_DEFINE([HAVE_LIBPAM], [], [Hybrid authentication uses PAM]) 324 LIBS="$LIBS -L$libpam_dir/lib -R$libpam_dir/lib -lpam" 325 AC_CHECK_FUNCS(rad_create_request) 326fi 327 328AC_MSG_CHECKING(if --enable-stats option is specified) 329AC_ARG_ENABLE(stats, 330 [ --enable-stats enable statistics logging function], 331 [], [enable_stats=no]) 332if test "x$enable_stats" = "xyes"; then 333 AC_DEFINE([ENABLE_STATS], [], [Enable statictics]) 334fi 335AC_MSG_RESULT($enable_stats) 336 337AC_MSG_CHECKING(if --enable-dpd option is specified) 338AC_ARG_ENABLE(dpd, 339 [ --enable-dpd enable dead peer detection], 340 [], [enable_dpd=no]) 341if test "x$enable_dpd" = "xyes"; then 342 AC_DEFINE([ENABLE_DPD], [], [Enable dead peer detection]) 343fi 344AC_MSG_RESULT($enable_dpd) 345 346 347AC_MSG_CHECKING(if --enable-samode-unspec option is specified) 348AC_ARG_ENABLE(samode-unspec, 349 [ --enable-samode-unspec enable to use unspecified a mode of SA], 350 [], [enable_samode_unspec=no]) 351if test "x$enable_samode_unspec" = "xyes"; then 352 AC_DEFINE([ENABLE_SAMODE_UNSPECIFIED], [], [Enable samode-unspec]) 353fi 354AC_MSG_RESULT($enable_samode_unspec) 355 356# Checks if IPv6 is requested 357AC_MSG_CHECKING([whether to enable ipv6]) 358AC_ARG_ENABLE(ipv6, 359[ --disable-ipv6 disable ipv6 support], 360[ case "$enableval" in 361 no) 362 AC_MSG_RESULT(no) 363 ipv6=no 364 ;; 365 *) AC_MSG_RESULT(yes) 366 ipv6=yes 367 ;; 368 esac ], 369 370 AC_TRY_RUN([ /* AF_INET6 avalable check */ 371#include <sys/types.h> 372#include <sys/socket.h> 373main() 374{ 375 exit(0); 376 if (socket(AF_INET6, SOCK_STREAM, 0) < 0) 377 exit(1); 378 else 379 exit(0); 380} 381], 382 AC_MSG_RESULT(yes) 383 AC_DEFINE([INET6], [], [Support IPv6]) 384 ipv6=yes, 385 AC_MSG_RESULT(no) 386 ipv6=no, 387 AC_MSG_RESULT(no) 388 ipv6=no 389)) 390 391if test "$ipv6" = "yes"; then 392 AC_MSG_CHECKING(for advanced API support) 393 AC_TRY_COMPILE([#ifndef INET6 394#define INET6 395#endif 396#include <sys/types.h> 397#include <netinet/in.h>], 398 [struct in6_pktinfo a;], 399 [AC_MSG_RESULT(yes) 400 AC_DEFINE([INET6_ADVAPI], [], [Use advanced IPv6 API])], 401 [AC_MSG_RESULT(no)]) 402fi 403 404RACOON_CHECK_BUGGY_GETADDRINFO 405if test "$buggygetaddrinfo" = "yes"; then 406 AC_MSG_ERROR([Broken getaddrinfo() is no longer supported. Aborting.]) 407fi 408 409# Check if kernel support is available for NAT-T, defaults to no. 410kernel_natt="no" 411 412AC_MSG_CHECKING(kernel NAT-Traversal support) 413case $host_os in 414linux*) 415# Linux kernel NAT-T check 416AC_EGREP_CPP(yes, 417[#include <linux/pfkeyv2.h> 418#ifdef SADB_X_EXT_NAT_T_TYPE 419yes 420#endif 421], [kernel_natt="yes"]) 422 ;; 423freebsd*|netbsd*) 424# NetBSD case 425# Same check for FreeBSD 426AC_CHECK_MEMBER(struct sadb_x_nat_t_type.sadb_x_nat_t_type_len, 427 [kernel_natt="yes"],, [ 428#define _KERNEL 429#include <sys/types.h> 430#include <net/pfkeyv2.h> 431]) 432 ;; 433esac 434AC_MSG_RESULT($kernel_natt) 435 436AC_MSG_CHECKING(whether to support NAT-T) 437AC_ARG_ENABLE(natt, 438 [ --enable-natt enable NAT-Traversal (yes/no/kernel)], 439 [if test "$enable_natt" = "kernel"; then enable_natt=$kernel_natt; fi], 440 [enable_natt=$kernel_natt]) 441AC_MSG_RESULT($enable_natt) 442 443if test "$enable_natt" = "yes"; then 444 if test "$kernel_natt" = "no" ; then 445 AC_MSG_ERROR([NAT-T requested, but no kernel support! Aborting.]) 446 else 447 AC_DEFINE([ENABLE_NATT], [], [Enable NAT-Traversal]) 448 NATT_OBJS="nattraversal.o" 449 AC_SUBST(NATT_OBJS) 450 fi 451fi 452 453# Set up defines for supported NAT-T versions. 454natt_versions_default="00,02,rfc" 455AC_MSG_CHECKING(which NAT-T versions to support) 456AC_ARG_ENABLE(natt_versions, 457 [ --enable-natt-versions=list list of supported NAT-T versions delimited by coma.], 458 [ test "$enable_natt_versions" = "yes" && enable_natt_versions=$natt_versions_default ], 459 [ enable_natt_versions=$natt_versions_default ]) 460if test "$enable_natt" = "yes"; then 461 AC_MSG_RESULT($enable_natt_versions) 462 for i in `echo $enable_natt_versions | tr ',cfr' ' CFR'`; do 463 case $i in 464 0|00) AC_DEFINE([ENABLE_NATT_00], [], [Enable NAT-Traversal draft 00]) ;; 465 1|01) AC_DEFINE([ENABLE_NATT_01], [], [Enable NAT-Traversal draft 01]) ;; 466 2|02) AC_DEFINE([ENABLE_NATT_02], [], [Enable NAT-Traversal draft 02]) ;; 467 3|03) AC_DEFINE([ENABLE_NATT_03], [], [Enable NAT-Traversal draft 03]) ;; 468 4|04) AC_DEFINE([ENABLE_NATT_04], [], [Enable NAT-Traversal draft 04]) ;; 469 5|05) AC_DEFINE([ENABLE_NATT_05], [], [Enable NAT-Traversal draft 05]) ;; 470 6|06) AC_DEFINE([ENABLE_NATT_06], [], [Enable NAT-Traversal draft 06]) ;; 471 7|07) AC_DEFINE([ENABLE_NATT_07], [], [Enable NAT-Traversal draft 07]) ;; 472 8|08) AC_DEFINE([ENABLE_NATT_08], [], [Enable NAT-Traversal draft 08]) ;; 473 RFC) AC_DEFINE([ENABLE_NATT_RFC], [], [Enable NAT-Traversal RFC version]) ;; 474 *) AC_MSG_ERROR([Unknown NAT-T version. Aborting.]) ;; 475 esac 476 done 477 unset i 478else 479 AC_MSG_RESULT([none]) 480fi 481 482AC_MSG_CHECKING(whether we support FWD policy) 483case $host in 484 *linux*) 485 AC_TRY_COMPILE([ 486 #include <inttypes.h> 487 #include <linux/ipsec.h> 488 ], [ 489 int fwd = IPSEC_DIR_FWD; 490 ], 491 [AC_MSG_RESULT(yes) 492 AC_DEFINE([HAVE_POLICY_FWD], [], [Have forward policy])], 493 [AC_MSG_RESULT(no)]) 494 ;; 495 *) 496 AC_MSG_RESULT(no) 497 ;; 498esac 499 500CFLAGS="$CFLAGS $CFLAGS_ADD" 501CPPFLAGS="$CPPFLAGS $CPPFLAGS_ADD" 502 503case $host in 504 *linux*) 505 # Remove KERNEL_INCLUDE from CPPFLAGS. It will 506 # be symlinked to src/include-glibc/linux in 507 # compile time. 508 CPPFLAGS=`echo $CPPFLAGS | sed "s,-I$KERNEL_INCLUDE,,"` 509 ;; 510esac 511 512include_racoondir=${includedir}/racoon 513AC_SUBST(include_racoondir) 514 515AC_CONFIG_FILES([ 516 Makefile 517 package_version.h 518 src/Makefile 519 src/include-glibc/Makefile 520 src/libipsec/Makefile 521 src/setkey/Makefile 522 src/racoon/Makefile 523 src/racoon/samples/psk.txt 524 src/racoon/samples/racoon.conf 525 rpm/Makefile 526 rpm/suse/Makefile 527 ]) 528AC_OUTPUT 529