configure

   1 #!/bin/bash
   2 # This isn't a configure generated by autoconf!
   3 # netsniff-ng build system
   4 # Copyright 2013-2016 Tobias Klauser <tklauser@distanz.ch>
   5 # Copyright 2013 Daniel Borkmann <borkmann@gnumaniacs.org>
   6 # Subject to the GNU GPL, version 2.
   7
   8 MISSING_TOOLCHAIN=0
   9 MISSING_DEFS=0
  10 MISSING_NACL=0
  11
  12 TOOLS="netsniff-ng trafgen astraceroute flowtop ifpps bpfc curvetun mausezahn"
  13 TOOLS_NOBUILD=""
  14
  15 HAVE_LIBNL=0
  16 HAVE_LIBPCAP=0
  17 HAVE_HWTSTAMP=0
  18 HAVE_LIBGEOIP=0
  19 HAVE_LIBZ=0
  20 HAVE_TPACKET3=0
  21
  22 DISABLE_LIBNL=0
  23 DISABLE_GEOIP=0
  24 DISABLE_ZLIB=0
  25 ENABLE_DEBUG=0
  26
  27 PREFIX="/usr/local"
  28 HAVE_PREFIX=0
  29
  30 usage()
  31 {
  32         echo "Usage: ./configure [OPTION]... [VAR=VALUE]..."
  33         echo ""
  34         echo "  -h, --help       Display this help and exit"
  35         echo ""
  36         echo "Installation directories:"
  37         echo "  --prefix=PREFIX  install architecture-independent files in PREFIX"
  38         echo "                   [$PREFIX]"
  39         echo ""
  40         echo "By default, \`make install' will install all the files in"
  41         echo "\`$PREFIX/bin', \`$PREFIX/lib' etc.  You can specify"
  42         echo "an installation prefix other than \`$PREFIX' using \`--prefix',"
  43         echo "for instance \`--prefix=\$HOME'."
  44         echo ""
  45         echo "Optional Features:"
  46         echo "  --disable-libnl  Disable libnl support"
  47         echo "  --disable-geoip  Disable geoip support"
  48         echo "  --disable-zlib   Disable zlib support"
  49         echo "  --enable-debug   Enable debug mode (default disabled)"
  50         echo ""
  51         echo "Some influential environment variables:"
  52         echo "  CC               C compiler command"
  53         echo "  CROSS_COMPILE    C cross-compiler prefix"
  54
  55         exit 0
  56 }
  57
  58 while [ $# -gt 0 ] ; do
  59         case "$1" in
  60         -h|--help)
  61                 usage
  62                 ;;
  63         --prefix=*)
  64                 PREFIX="${1#*=}"
  65                 HAVE_PREFIX=1
  66                 ;;
  67         --disable-libnl)
  68                 DISABLE_LIBNL=1
  69                 ;;
  70         --disable-geoip)
  71                 DISABLE_GEOIP=1
  72                 ;;
  73         --disable-zlib)
  74                 DISABLE_ZLIB=1
  75                 ;;
  76         --enable-debug)
  77                 ENABLE_DEBUG=1
  78                 ;;
  79         *)
  80                 echo "[!] Unrecognized option: '$1'. Try './configure --help' for more information"
  81                 exit 1
  82                 ;;
  83         esac
  84         shift
  85 done
  86
  87 [ -z "$CC" ] && CC="${CROSS_COMPILE}gcc"
  88 [ -z "$LD" ] && LD="${CROSS_COMPILE}gcc"
  89 if [ "x$SYSROOT" != "x" ] ; then
  90         PKG_CONFIG_PATH="$SYSROOT/usr/lib/pkgconfig:$PKG_CONFIG_PATH"
  91 fi
  92 [ -z $PKG_CONFIG ] && PKG_CONFIG="${CROSS_COMPILE}pkg-config"
  93
  94 TMPDIR=$(mktemp -d config.XXXXXX)
  95 trap 'status=$?; rm -rf $TMPDIR; exit $status' EXIT HUP INT QUIT TERM
  96
  97 tools_remove()
  98 {
  99         local _tools=$TOOLS
 100         local _todel=$1
 101         TOOLS=""
 102         for tool in $_tools ; do
 103                 case "$tool" in
 104                 $_todel)
 105                         case $_todel in
 106                         $TOOLS_NOBUILD) ;;
 107                         *) TOOLS_NOBUILD="$TOOLS_NOBUILD $tool" ;;
 108                         esac ;;
 109                 *) TOOLS="$TOOLS $tool" ;;
 110                 esac
 111         done
 112
 113         TOOLS=${TOOLS# }
 114         TOOLS_NOBUILD=${TOOLS_NOBUILD# }
 115 }
 116
 117 check_toolchain()
 118 {
 119         if [ "x$CROSS_COMPILE" != "x" ] ; then
 120                 echo "[*] Cross-compiling for $($CC -print-multiarch)"
 121                 echo "CROSS_COMPILE=$CROSS_COMPILE" >> Config
 122         fi
 123
 124         echo -n "[*] Checking compiler $CC ... "
 125         if [ "x$(which $CC 2>> config.log)" == "x" ] ; then
 126                 echo "[NO]"
 127                 MISSING_TOOLCHAIN=1
 128         else
 129                 echo "[YES]"
 130                 echo "CC=$CC" >> Config
 131         fi
 132
 133         echo -n "[*] Checking linker $LD ... "
 134         if [ "x$(which $LD 2>> config.log)" == "x" ] ; then
 135                 echo "[NO]"
 136                 MISSING_TOOLCHAIN=1
 137         else
 138                 echo "[YES]"
 139                 echo "LD=$LD" >> Config
 140         fi
 141
 142         echo -n "[*] Checking $PKG_CONFIG ... "
 143         if [ "x$(which $PKG_CONFIG 2>> config.log)" == "x" ] ; then
 144                 echo "[NO]"
 145                 MISSING_TOOLCHAIN=1
 146         else
 147                 echo "[YES]"
 148                 echo "PKG_CONFIG=$PKG_CONFIG" >> Config
 149                 echo "PKG_CONFIG_PATH=$PKG_CONFIG_PATH" >> Config
 150         fi
 151 }
 152
 153 check_flex()
 154 {
 155         echo -n "[*] Checking flex ... "
 156
 157         if [ "x$(which flex 2>> config.log)" == "x" ] ; then
 158                 echo "[NO]"
 159                 MISSING_DEFS=1
 160                 tools_remove "trafgen"
 161                 tools_remove "bpfc"
 162         else
 163                 echo "[YES]"
 164         fi
 165 }
 166
 167 check_bison()
 168 {
 169         echo -n "[*] Checking bison ... "
 170
 171         if [ "x$(which bison 2>> config.log)" == "x" ] ; then
 172                 echo "[NO]"
 173                 MISSING_DEFS=1
 174                 tools_remove "trafgen"
 175                 tools_remove "bpfc"
 176         else
 177                 echo "[YES]"
 178         fi
 179 }
 180
 181 check_nacl()
 182 {
 183         echo -n "[*] Checking nacl ... "
 184
 185         cat > $TMPDIR/nacltest.c << EOF
 186 #include "crypto_hash_sha512.h"
 187 #include "crypto_verify_32.h"
 188 #include "crypto_hash_sha512.h"
 189 #include "crypto_box_curve25519xsalsa20poly1305.h"
 190 #include "crypto_scalarmult_curve25519.h"
 191 #include "crypto_auth_hmacsha512256.h"
 192
 193 int main(void) { }
 194 EOF
 195
 196         if [ -z $NACL_INC_DIR ] ; then
 197                 NACL_INC_DIR="$SYSROOT/usr/include/nacl"
 198         fi
 199
 200         if [ -z $NACL_LIB_DIR ] ; then
 201                 NACL_LIB_DIR="$SYSROOT/usr/lib"
 202         fi
 203
 204         if [ -z $NACL_LIB ] ; then
 205                 NACL_LIB="nacl"
 206         fi
 207
 208         LDFLAGS="-L $NACL_LIB_DIR"
 209         CFLAGS="-I $NACL_INC_DIR"
 210
 211         $CC $CFLAGS $LDFLAGS -o $TMPDIR/nacltest $TMPDIR/nacltest.c >> config.log 2>&1
 212         if [ ! -x $TMPDIR/nacltest ] ; then
 213                 echo "[NO]"
 214                 MISSING_NACL=1
 215                 tools_remove "curvetun"
 216         else
 217                 echo "[YES]"
 218                 echo "CONFIG_NACL_INC_DIR:=$NACL_INC_DIR" >> Config
 219                 echo "CONFIG_NACL_LIB_DIR:=$NACL_LIB_DIR" >> Config
 220                 echo "CONFIG_NACL_LIB:=$NACL_LIB" >> Config
 221         fi
 222 }
 223
 224 check_libnl()
 225 {
 226         echo -n "[*] Checking libnl ... "
 227
 228         if [ "$DISABLE_LIBNL" == "1" ] ; then
 229                 echo "[DISABLED]"
 230                 return
 231         fi
 232
 233         cat > $TMPDIR/libnltest.c << EOF
 234 #include <netlink/genl/genl.h>
 235 #include <netlink/genl/family.h>
 236 #include <netlink/genl/ctrl.h>
 237 #include <netlink/msg.h>
 238 #include <netlink/attr.h>
 239 #include <netlink/version.h>
 240
 241 #if LIBNL_VER_NUM < LIBNL_VER(3,0)
 242 # error incompatible libnl version
 243 #endif
 244
 245 int main(void)
 246 {
 247         struct nl_sock *sock = nl_socket_alloc();
 248         struct nl_cache *nl_cache;
 249         int ret = genl_connect(sock);
 250
 251         ret = genl_ctrl_alloc_cache(sock, &nl_cache);
 252 }
 253 EOF
 254
 255         $CC \
 256                 $($PKG_CONFIG --cflags libnl-3.0 2>> config.log) \
 257                 $($PKG_CONFIG --cflags libnl-genl-3.0 2>> config.log) \
 258                 -o $TMPDIR/libnltest \
 259                 $TMPDIR/libnltest.c \
 260                 $($PKG_CONFIG --libs libnl-3.0 2>> config.log) \
 261                 $($PKG_CONFIG --libs libnl-genl-3.0 2>> config.log) \
 262                         >> config.log 2>&1
 263         if [ ! -x $TMPDIR/libnltest ] ; then
 264                 echo "[NO]"
 265                 MISSING_DEFS=1
 266         else
 267                 echo "[YES]"
 268                 HAVE_LIBNL=1
 269         fi
 270 }
 271
 272 check_libnl_route()
 273 {
 274         echo -n "[*] Checking libnl-route ... "
 275
 276         if [ "$DISABLE_LIBNL" == "1" ] ; then
 277                 echo "[DISABLED]"
 278                 return
 279         fi
 280
 281         if [ "$HAVE_LIBNL" == "0" ] ; then
 282                 echo "[SKIPPED]"
 283                 return
 284         fi
 285
 286         cat > $TMPDIR/libnlroutetest.c << EOF
 287 #include <netlink/route/link.h>
 288 #include <netlink/route/addr.h>
 289
 290 int main(void)
 291 {
 292         char str[100];
 293
 294         rtnl_addr_flags2str(1, str, sizeof(str));
 295         rtnl_link_flags2str(1, str, sizeof(str));
 296         rtnl_link_operstate2str(1, str, sizeof(str));
 297
 298         return 0;
 299 }
 300 EOF
 301
 302         $CC \
 303                 $($PKG_CONFIG --cflags libnl-route-3.0 2>> config.log) \
 304                 -o $TMPDIR/libnlroutetest \
 305                 $TMPDIR/libnlroutetest.c \
 306                 $($PKG_CONFIG --libs libnl-route-3.0 2>> config.log) \
 307                         >> config.log 2>&1
 308         if [ ! -x $TMPDIR/libnlroutetest ] ; then
 309                 echo "[NO]"
 310                 MISSING_DEFS=1
 311                 HAVE_LIBNL=0
 312         else
 313                 echo "[YES]"
 314                 # HAVE_LIBNL already set by check_libnl()
 315         fi
 316 }
 317
 318 check_tpacket_v3()
 319 {
 320         echo -n "[*] Checking tpacket_v3 ... "
 321
 322         cat > $TMPDIR/tpacketv3test.c << EOF
 323 #include <stdio.h>
 324 #include <linux/if_packet.h>
 325
 326 int main(void)
 327 {
 328         struct tpacket3_hdr *hdr;
 329         int foo[] = {
 330                 TP_STATUS_BLK_TMO,
 331         };
 332
 333         printf("%d\n", hdr->tp_status);
 334 }
 335 EOF
 336
 337         $CC -o $TMPDIR/tpacketv3test $TMPDIR/tpacketv3test.c >> config.log 2>&1
 338         if [ ! -x $TMPDIR/tpacketv3test ] ; then
 339                 echo "[NO]"
 340                 MISSING_DEFS=1
 341         else
 342                 echo "[YES]"
 343                 HAVE_TPACKET3=1
 344         fi
 345 }
 346
 347 check_tpacket_v2()
 348 {
 349         echo -n "[*] Checking tpacket_v2 ... "
 350
 351         cat > $TMPDIR/tpacketv2test.c << EOF
 352 #include <stdio.h>
 353 #include <linux/if_packet.h>
 354
 355 int main(void)
 356 {
 357         struct tpacket2_hdr *hdr;
 358         int foo[] = {
 359                 TP_STATUS_AVAILABLE,
 360                 TP_STATUS_SEND_REQUEST,
 361                 TP_STATUS_SENDING,
 362                 TP_STATUS_KERNEL,
 363                 TP_STATUS_USER,
 364         };
 365
 366         printf("%d\n", hdr->tp_status);
 367 }
 368 EOF
 369
 370         $CC -o $TMPDIR/tpacketv2test $TMPDIR/tpacketv2test.c >> config.log 2>&1
 371         if [ ! -x $TMPDIR/tpacketv2test ] ; then
 372                 echo "[NO]"
 373                 MISSING_DEFS=1
 374                 tools_remove "netsniff-ng"
 375                 tools_remove "trafgen"
 376         else
 377                 echo "[YES]"
 378         fi
 379 }
 380
 381
 382 check_ncurses()
 383 {
 384         echo -n "[*] Checking ncurses ... "
 385
 386         cat > $TMPDIR/ncursestest.c << EOF
 387 #include <curses.h>
 388
 389 int main(void)
 390 {
 391         WINDOW *screen = initscr();
 392 }
 393 EOF
 394
 395         $CC \
 396                 $($PKG_CONFIG --cflags ncurses 2>> config.log) \
 397                 -o $TMPDIR/ncursestest $TMPDIR/ncursestest.c \
 398                 $($PKG_CONFIG --libs ncurses 2>> config.log \
 399                   || echo '-lncurses' ) \
 400                         >> config.log 2>&1
 401         if [ ! -x $TMPDIR/ncursestest ] ; then
 402                 echo "[NO]"
 403                 MISSING_DEFS=1
 404                 tools_remove "flowtop"
 405                 tools_remove "ifpps"
 406         else
 407                 echo "[YES]"
 408         fi
 409 }
 410
 411 check_libgeoip()
 412 {
 413         echo -n "[*] Checking libGeoIP ... "
 414
 415         if [ "$DISABLE_GEOIP" == "1" ] ; then
 416                 echo "[DISABLED]"
 417                 return
 418         fi
 419
 420         cat > $TMPDIR/geoiptest.c << EOF
 421 #include <GeoIP.h>
 422 #include <GeoIPCity.h>
 423
 424 int main(void)
 425 {
 426         int dbs[] = {
 427                 GEOIP_CITY_EDITION_REV1,
 428                 GEOIP_CITY_EDITION_REV1_V6,
 429                 GEOIP_COUNTRY_EDITION,
 430                 GEOIP_COUNTRY_EDITION_V6,
 431                 GEOIP_ASNUM_EDITION,
 432                 GEOIP_ASNUM_EDITION_V6,
 433         };
 434         GeoIP *geoip = GeoIP_new(0);
 435 }
 436 EOF
 437
 438         $CC -o $TMPDIR/geoiptest $TMPDIR/geoiptest.c -lGeoIP >> config.log 2>&1
 439         if [ ! -x $TMPDIR/geoiptest ] ; then
 440                 echo "[NO]"
 441                 MISSING_DEFS=1
 442         else
 443                 echo "[YES]"
 444                 HAVE_LIBGEOIP=1
 445         fi
 446 }
 447
 448 check_libnf_ct()
 449 {
 450         echo -n "[*] Checking libnetfilter-conntrack ... "
 451
 452         cat > $TMPDIR/nfcttest.c << EOF
 453 #include <libnetfilter_conntrack/libnetfilter_conntrack.h>
 454 #include <libnetfilter_conntrack/libnetfilter_conntrack_tcp.h>
 455 #include <libnetfilter_conntrack/libnetfilter_conntrack_dccp.h>
 456 #include <libnetfilter_conntrack/libnetfilter_conntrack_sctp.h>
 457
 458 int main(void)
 459 {
 460         struct nf_conntrack *ct;
 461         const uint32_t id = nfct_get_attr_u32(ct, ATTR_ID);
 462 }
 463 EOF
 464
 465         $CC \
 466                 $($PKG_CONFIG --cflags libnetfilter_conntrack 2>> config.log) \
 467                 -o $TMPDIR/nfcttest \
 468                 $TMPDIR/nfcttest.c \
 469                 $($PKG_CONFIG --libs libnetfilter_conntrack 2>> config.log) \
 470                         >> config.log 2>&1
 471         if [ ! -x $TMPDIR/nfcttest ] ; then
 472                 echo "[NO]"
 473                 MISSING_DEFS=1
 474                 tools_remove "flowtop"
 475         else
 476                 echo "[YES]"
 477         fi
 478 }
 479
 480 check_zlib()
 481 {
 482         echo -n "[*] Checking libz ... "
 483
 484         if [ "$DISABLE_ZLIB" == "1" ] ; then
 485                 echo "[DISABLED]"
 486                 return
 487         fi
 488
 489         cat > $TMPDIR/ztest.c << EOF
 490 #include "zlib.h"
 491
 492 int main(void)
 493 {
 494         gzFile fp = gzopen("foo.gz", "rb");
 495 }
 496 EOF
 497
 498         $CC -o $TMPDIR/ztest $TMPDIR/ztest.c -lz >> config.log 2>&1
 499         if [ ! -x $TMPDIR/ztest ] ; then
 500                 echo "[NO]"
 501                 echo "CONFIG_LIBZ=0" >> Config
 502                 MISSING_DEFS=1
 503                 tools_remove "astraceroute"
 504                 tools_remove "flowtop"
 505         else
 506                 echo "[YES]"
 507                 echo "CONFIG_LIBZ=1" >> Config
 508                 HAVE_LIBZ=1
 509         fi
 510 }
 511
 512 check_urcu()
 513 {
 514         echo -n "[*] Checking liburcu ... "
 515
 516         cat > $TMPDIR/urcutest.c << EOF
 517 #include <urcu.h>
 518
 519 int main(void)
 520 {
 521         rcu_init();
 522         synchronize_rcu();
 523 }
 524 EOF
 525
 526         $CC -o $TMPDIR/urcutest $TMPDIR/urcutest.c -lurcu >> config.log 2>&1
 527         if [ ! -x $TMPDIR/urcutest ] ; then
 528                 echo "[NO]"
 529                 MISSING_DEFS=1
 530                 tools_remove "flowtop"
 531         else
 532                 echo "[YES]"
 533         fi
 534 }
 535
 536 check_libpcap()
 537 {
 538         echo -n "[*] Checking libpcap ... "
 539
 540         cat > $TMPDIR/pcaptest.c << EOF
 541 #include <pcap.h>
 542
 543 int main(void)
 544 {
 545         struct bpf_program bpf;
 546         int ret = pcap_compile_nopcap(65535, 1, &bpf, "foo.bpf", 1, 0xffffffff);
 547 }
 548 EOF
 549
 550         $CC -o $TMPDIR/pcaptest $TMPDIR/pcaptest.c -lpcap >> config.log 2>&1
 551         if [ ! -x $TMPDIR/pcaptest ] ; then
 552                 echo "[NO]"
 553                 echo "CONFIG_LIBPCAP=0" >> Config
 554                 MISSING_DEFS=1
 555                 tools_remove "mausezahn"
 556         else
 557                 echo "[YES]"
 558                 echo "CONFIG_LIBPCAP=1" >> Config
 559                 HAVE_LIBPCAP=1
 560         fi
 561 }
 562
 563 check_hwtstamp()
 564 {
 565         echo -n "[*] Checking hw timestamping ... "
 566
 567         cat > $TMPDIR/hwtstest.c << EOF
 568 #include <string.h>
 569 #include <arpa/inet.h>
 570 #include <sys/ioctl.h>
 571 #include <sys/types.h>
 572 #include <sys/socket.h>
 573 #include <linux/sockios.h>
 574 #include <linux/net_tstamp.h>
 575 #include <linux/if_packet.h>
 576 #include <linux/if_ether.h>
 577 #include <linux/if.h>
 578
 579 int main(void)
 580 {
 581         int timesource = SOF_TIMESTAMPING_RAW_HARDWARE, ret;
 582         int sock = socket(PF_PACKET, SOCK_RAW, htons(ETH_P_ALL));
 583         struct hwtstamp_config hwconfig;
 584         struct ifreq ifr;
 585
 586         memset(&hwconfig, 0, sizeof(hwconfig));
 587         hwconfig.tx_type = HWTSTAMP_TX_OFF;
 588         hwconfig.rx_filter = HWTSTAMP_FILTER_ALL;
 589
 590         memset(&ifr, 0, sizeof(ifr));
 591         strncpy(ifr.ifr_name, "lo", sizeof(ifr.ifr_name));
 592         ifr.ifr_data = &hwconfig;
 593
 594         ioctl(sock, SIOCSHWTSTAMP, &ifr);
 595         setsockopt(sock, SOL_PACKET, PACKET_TIMESTAMP, &timesource,
 596                    sizeof(timesource));
 597 }
 598 EOF
 599
 600         $CC -o $TMPDIR/hwtstest $TMPDIR/hwtstest.c >> config.log 2>&1
 601         if [ ! -x $TMPDIR/hwtstest ] ; then
 602                 echo "[NO]"
 603                 echo "CONFIG_HWTSTAMP=0" >> Config
 604         else
 605                 echo "[YES]"
 606                 echo "CONFIG_HWTSTAMP=1" >> Config
 607                 HAVE_HWTSTAMP=1
 608         fi
 609 }
 610
 611 check_libcli()
 612 {
 613         echo -n "[*] Checking libcli ... "
 614
 615         cat > $TMPDIR/clitest.c << EOF
 616 #include <sys/time.h>
 617 #include <libcli.h>
 618
 619 int main(void)
 620 {
 621         struct cli_def *cli = cli_init();
 622 }
 623 EOF
 624
 625         $CC -o $TMPDIR/clitest $TMPDIR/clitest.c -lcli >> config.log 2>&1
 626         if [ ! -x $TMPDIR/clitest ] ; then
 627                 echo "[NO]"
 628                 MISSING_DEFS=1
 629                 tools_remove "mausezahn"
 630         else
 631                 echo "[YES]"
 632         fi
 633 }
 634
 635 check_libnet()
 636 {
 637         echo -n "[*] Checking libnet ... "
 638
 639         cat > $TMPDIR/nettest.c << EOF
 640 #include <libnet.h>
 641
 642 int main(void)
 643 {
 644         char err_buf[LIBNET_ERRBUF_SIZE];
 645         libnet_t *l = libnet_init(LIBNET_LINK_ADV, "ethX", err_buf);
 646 }
 647 EOF
 648
 649         $CC -o $TMPDIR/nettest $TMPDIR/nettest.c -lnet >> config.log 2>&1
 650         if [ ! -x $TMPDIR/nettest ] ; then
 651                 echo "[NO]"
 652                 MISSING_DEFS=1
 653                 tools_remove "mausezahn"
 654         else
 655                 echo "[YES]"
 656         fi
 657 }
 658
 659 gen_version_appendix()
 660 {
 661         local _appendix=""
 662
 663         git rev-parse > /dev/null 2>&1
 664         if [ "$?" == "0" ] ; then
 665                 if [ ! "`git describe --always`" == \
 666                        "`git describe --abbrev=0 --tags`" ] ; then
 667                         _appendix="+"
 668                 fi
 669         fi
 670
 671         echo "CONFIG_RC=\"$_appendix\"" >> Config
 672 }
 673
 674 gen_config_hdr()
 675 {
 676         local _version=""
 677         local _have_libpcap=""
 678         local _have_libgeoip=""
 679         local _have_libnl=""
 680         local _have_libz=""
 681         local _have_hwts=""
 682         local _have_tp3=""
 683
 684         echo "[*] Generating config.h ..."
 685
 686         git rev-parse > /dev/null 2>&1
 687         if [ "$?" == "0" ] ; then
 688                 _version="`git describe --always`"
 689         else
 690                 _version="(none)"
 691         fi
 692
 693         if [ "$HAVE_LIBNL" == "1" ] ; then
 694                 _have_libnl="#define HAVE_LIBNL 1"
 695         else
 696                 _have_libnl="/* HAVE_LIBNL is not defined */"
 697         fi
 698
 699         if [ "$HAVE_LIBPCAP" == "1" ] ; then
 700                 _have_libpcap="#define HAVE_TCPDUMP_LIKE_FILTER 1"
 701         else
 702                 _have_libpcap="/* HAVE_TCPDUMP_LIKE_FILTER is not defined */"
 703         fi
 704
 705         if [ "$HAVE_HWTSTAMP" == "1" ] ; then
 706                 _have_hwts="#define HAVE_HARDWARE_TIMESTAMPING 1"
 707         else
 708                 _have_hwts="/* HAVE_HARDWARE_TIMESTAMPING is not defined */"
 709         fi
 710
 711         if [ "$HAVE_LIBGEOIP" == "1" ] ; then
 712                 _have_libgeoip="#define HAVE_GEOIP 1"
 713         else
 714                 _have_libgeoip="/* HAVE_GEOIP is not defined */"
 715         fi
 716
 717         if [ "$HAVE_LIBZ" == "1" ] ; then
 718                 _have_libz="#define HAVE_LIBZ 1"
 719         else
 720                 _have_libz="/* HAVE_LIBZ is not defined */"
 721         fi
 722
 723         if [ "$HAVE_TPACKET3" == "1" ] ; then
 724                 _have_tp3="#define HAVE_TPACKET3 1"
 725         else
 726                 _have_tp3="/* HAVE_TPACKET3 is not defined */"
 727         fi
 728
 729         cat > config.h << EOF
 730 #ifndef CONFIG_H
 731 #define CONFIG_H
 732 #define FILE_CLIENTS ".curvetun/clients"
 733 #define FILE_SERVERS ".curvetun/servers"
 734 #define FILE_PRIVKEY ".curvetun/priv.key"
 735 #define FILE_PUBKEY ".curvetun/pub.key"
 736 #define FILE_USERNAM ".curvetun/username"
 737 #define GITVERSION "$_version"
 738 $_have_libnl
 739 $_have_libpcap
 740 $_have_libgeoip
 741 $_have_libz
 742 $_have_hwts
 743 $_have_tp3
 744 #endif /* CONFIG_H */
 745 EOF
 746 }
 747
 748 rm -f config.log
 749
 750 echo "# This file is autogenerated by the configure script" > Config
 751 check_toolchain
 752
 753 if [ "$MISSING_TOOLCHAIN" == "1" ] ; then
 754         echo "[!] One or more of the toolchain tools couldn't be found in your"
 755         echo "    \$PATH. Please check the file config.log for details."
 756         exit 1
 757 fi
 758
 759 check_flex
 760 check_bison
 761 check_nacl
 762 check_libnl
 763 check_libnl_route
 764 check_tpacket_v2
 765 check_tpacket_v3
 766 check_libnf_ct
 767 check_ncurses
 768 check_libgeoip
 769 check_zlib
 770 check_urcu
 771 check_libpcap
 772 check_hwtstamp
 773 check_libcli
 774 check_libnet
 775
 776 gen_config_hdr
 777 gen_version_appendix
 778
 779 if [ "$MISSING_DEFS" == "1" ] ; then
 780         echo "[!] Some libraries or header definitions are missing or too old. Thus"
 781         echo "    certain tools will not be built (see below). Please refer to the"
 782         echo "    INSTALL file for the libraries needed to build the complete"
 783         echo "    netsniff-ng toolkit."
 784 fi
 785
 786 if [ "$MISSING_NACL" == "1" ] ; then
 787         echo "[!] The NaCl crypto library is currently not present on your system or"
 788         echo "    could not be found. Either install it from your distro or build it"
 789         echo "    manually using 'make nacl' and make sure that the NACL_INC_DIR and"
 790         echo "    NACL_LIB_DIR environment variables are set appropriately."
 791 fi
 792
 793 if [ "x$TOOLS_NOBUILD" != "x" ] ; then
 794         echo "[!] The following tools will *not* be built: $TOOLS_NOBUILD"
 795         echo "[*] The following tools will be built: $TOOLS"
 796 else
 797         echo "[*] Looks good! All tools will be built!"
 798 fi
 799
 800 if [ -s config.log ] ; then
 801         echo "[!] There were errors in the configure script. Please check the file"
 802         echo "    config.log for details."
 803 fi
 804
 805 echo "CONFIG_LIBNL=$HAVE_LIBNL" >> Config
 806
 807 if [ "$HAVE_LIBGEOIP" == "1" -a "$HAVE_LIBZ" == "1"  ] ; then
 808         echo "CONFIG_GEOIP=1" >> Config
 809 else
 810         echo "CONFIG_GEOIP=0" >> Config
 811 fi
 812
 813 if [ "$HAVE_PREFIX" == "1" ] ; then
 814         echo "PREFIX=$PREFIX" >> Config
 815 fi
 816
 817 echo "CONFIG_DEBUG=$ENABLE_DEBUG" >> Config
 818 echo "CONFIG_TOOLS=$TOOLS" >> Config
 819 echo "CONFIG_OK=1" >> Config
 820
 821 exit 0