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