configure

   1 #!/bin/bash
   2 # This isn't a configure generated by autoconf!
   3
   4 MISSING_PKG_CONFIG=0
   5 MISSING_DEFS=0
   6 MISSING_NACL=0
   7
   8 [ -z $CC ] && CC=cc
   9
  10 TMPDIR=$(mktemp -d config.XXXXXX)
  11 trap 'status=$?; rm -rf $TMPDIR; exit $status' EXIT HUP INT QUIT TERM
  12
  13 check_pkg_config()
  14 {
  15         echo -n "[*] Checking pkg-config ... "
  16
  17         if [ "x$(which pkg-config)" == "x" ] ; then
  18                 echo "[NO]"
  19                 MISSING_PKG_CONFIG=1
  20         else
  21                 echo "[YES]"
  22         fi
  23 }
  24
  25 check_ccache()
  26 {
  27         echo -n "[*] Checking ccache ... "
  28
  29         if [ "x$(which ccache)" == "x" ] ; then
  30                 echo "[NO]"
  31                 echo "CONFIG_CCACHE=" >> Config
  32         else
  33                 echo "[YES]"
  34                 echo "CONFIG_CCACHE=ccache" >> Config
  35         fi
  36 }
  37
  38 check_nacl()
  39 {
  40         echo -n "[*] Checking nacl ... "
  41
  42         cat > $TMPDIR/nacltest.c << EOF
  43 #include "crypto_hash_sha512.h"
  44 #include "crypto_verify_32.h"
  45 #include "crypto_hash_sha512.h"
  46 #include "crypto_box_curve25519xsalsa20poly1305.h"
  47 #include "crypto_scalarmult_curve25519.h"
  48 #include "crypto_auth_hmacsha512256.h"
  49
  50 int main(void) { }
  51 EOF
  52
  53         if [ -z $NACL_INC_DIR ] ; then
  54                 NACL_INC_DIR="/usr/include/nacl"
  55         fi
  56
  57         if [ -z $NACL_LIB_DIR ] ; then
  58                 NACL_LIB_DIR="/usr/lib"
  59         fi
  60
  61         LDFLAGS="-L $NACL_LIB_DIR"
  62         CFLAGS="-I $NACL_INC_DIR"
  63
  64         $CC $CFLAGS $LDFLAGS -o $TMPDIR/nacltest $TMPDIR/nacltest.c >> $TMPDIR/config.log 2>&1
  65         if [ ! -x $TMPDIR/nacltest ] ; then
  66                 echo "[NO]"
  67                 MISSING_NACL=1
  68         else
  69                 echo "[YES]"
  70                 echo "CONFIG_NACL_INC_DIR:=$NACL_INC_DIR" >> Config
  71                 echo "CONFIG_NACL_LIB_DIR:=$NACL_LIB_DIR" >> Config
  72         fi
  73
  74 }
  75
  76 check_libnl()
  77 {
  78         echo -n "[*] Checking libnl ... "
  79
  80         cat > $TMPDIR/libnltest.c << EOF
  81 #include <libnl3/netlink/genl/genl.h>
  82 #include <libnl3/netlink/genl/family.h>
  83 #include <libnl3/netlink/genl/ctrl.h>
  84 #include <libnl3/netlink/msg.h>
  85 #include <libnl3/netlink/attr.h>
  86 #include <libnl3/netlink/version.h>
  87
  88 #if LIBNL_VER_NUM < LIBNL_VER(3,0)
  89 # error incompatible libnl version
  90 #endif
  91
  92 void main(void)
  93 {
  94         struct nl_sock *sock = nl_socket_alloc();
  95         struct nl_cache *nl_cache;
  96         int ret = genl_connect(sock);
  97
  98         ret = genl_ctrl_alloc_cache(sock, &nl_cache);
  99 }
 100 EOF
 101
 102         $CC -W -Wall \
 103                 $(pkg-config --cflags libnl-3.0) \
 104                 $(pkg-config --cflags libnl-genl-3.0) \
 105                 -o $TMPDIR/libnltest \
 106                 $TMPDIR/libnltest.c \
 107                 $(pkg-config --libs libnl-3.0) \
 108                 $(pkg-config --libs libnl-genl-3.0) \
 109                         >> $TMPDIR/config.log 2>&1
 110         if [ ! -x $TMPDIR/libnltest ] ; then
 111                 echo "[NO]"
 112                 MISSING_DEFS=1
 113         else
 114                 echo "[YES]"
 115         fi
 116 }
 117
 118 check_tpacket()
 119 {
 120         echo -n "[*] Checking tpacket ... "
 121
 122         cat > $TMPDIR/tpackettest.c << EOF
 123 #include <stdio.h>
 124 #include <linux/if_packet.h>
 125
 126 struct tpacket3_hdr *hdr;
 127
 128 void main(void)
 129 {
 130         printf("%d\n", hdr->tp_status);
 131 }
 132 EOF
 133
 134         $CC -o $TMPDIR/tpackettest $TMPDIR/tpackettest.c >> $TMPDIR/config.log 2>&1
 135         if [ ! -x $TMPDIR/tpackettest ] ; then
 136                 echo "[NO]"
 137                 MISSING_DEFS=1
 138         else
 139                 echo "[YES]"
 140         fi
 141 }
 142
 143 check_ncurses()
 144 {
 145         echo -n "[*] Checking ncurses ... "
 146
 147         cat > $TMPDIR/ncursestest.c << EOF
 148 #include <curses.h>
 149
 150 void main(void)
 151 {
 152         WINDOW *screen = initscr();
 153 }
 154 EOF
 155
 156         $CC $(pkg-config --cflags ncurses) -o $TMPDIR/ncursestest $TMPDIR/ncursestest.c $(pkg-config --libs ncurses) >> $TMPDIR/config.log 2>&1
 157         if [ ! -x $TMPDIR/ncursestest ] ; then
 158                 echo "[NO]"
 159                 MISSING_DEFS=1
 160         else
 161                 echo "[YES]"
 162         fi
 163 }
 164
 165 check_libgeoip()
 166 {
 167         echo -n "[*] Checking libGeoIP ... "
 168
 169         cat > $TMPDIR/geoiptest.c << EOF
 170 #include <GeoIP.h>
 171 #include <GeoIPCity.h>
 172
 173 void main(void)
 174 {
 175         GeoIP *geoip;
 176 }
 177 EOF
 178
 179         $CC -o $TMPDIR/geoiptest $TMPDIR/geoiptest.c >> $TMPDIR/config.log 2>&1
 180         if [ ! -x $TMPDIR/geoiptest ] ; then
 181                 echo "[NO]"
 182                 MISSING_DEFS=1
 183         else
 184                 echo "[YES]"
 185         fi
 186
 187 }
 188
 189 check_libnf_ct()
 190 {
 191         echo -n "[*] Checking libnetfilter-conntrack ... "
 192
 193         cat > $TMPDIR/nfcttest.c << EOF
 194 #include <libnetfilter_conntrack/libnetfilter_conntrack.h>
 195 #include <libnetfilter_conntrack/libnetfilter_conntrack_tcp.h>
 196 #include <libnetfilter_conntrack/libnetfilter_conntrack_dccp.h>
 197 #include <libnetfilter_conntrack/libnetfilter_conntrack_sctp.h>
 198
 199 void main(void)
 200 {
 201         struct nfconntrack *ct;
 202 }
 203 EOF
 204
 205         $CC -o $TMPDIR/nfcttest $TMPDIR/nfcttest.c >> $TMPDIR/config.log 2>&1
 206         if [ ! -x $TMPDIR/nfcttest ] ; then
 207                 echo "[NO]"
 208                 MISSING_DEFS=1
 209         else
 210                 echo "[YES]"
 211         fi
 212
 213 }
 214 echo "# This file is autogenerated by the configure script" > Config
 215 check_pkg_config
 216
 217 if [ "$MISSING_PKG_CONFIG" == "1" ] ; then
 218         echo "[!] pkg-config is not installed on your system or not in the PATH"
 219         exit 1
 220 fi
 221
 222 check_ccache
 223 check_nacl
 224 check_libnl
 225 check_tpacket
 226 check_ncurses
 227 check_libgeoip
 228
 229 if [ "$MISSING_DEFS" == "1" ] ; then
 230         echo "[!] Some libraries or header definitions are missing or too old."
 231         echo "    Please refer to the INSTALL file for the libraries needed to"
 232         echo "    build netsniff-ng."
 233         exit 1
 234 fi
 235
 236 if [ "$MISSING_NACL" == "1" ] ; then
 237         echo "[!] The NaCl crypto library is currently not present on your"
 238         echo "    system or could not be found. Either install it from your"
 239         echo "    distro or build it manually using 'make nacl' and make sure"
 240         echo "    that the NACL_INC_DIR and NACL_LIB_DIR variables are set"
 241         echo "    appropriately."
 242         exit 1
 243 fi
 244
 245 exit 0