configure.sh

   1 #!/bin/bash
   2
   3 DEVEL=0
   4
   5 if [ -t 1 ]; then
   6         RED="\e[1;31m"
   7         GREEN="\e[1;32m"
   8         COL_RESET="\e[0;m"
   9 fi
  10
  11 MISSING_DEFS=0
  12
  13 [ -z "$CC" ] && CC=gcc
  14
  15 # expand tilde
  16 CC="$(eval echo ${CROSS_COMPILE}${CC})"
  17
  18 CFLAGS=""
  19 if [ "${SYSROOT}xx" != "xx" ]; then
  20         CFLAGS="$(eval echo --sysroot=${SYSROOT} )"
  21 fi
  22
  23 echo "/* This file is auto-generated by configure.sh */" > config.h
  24
  25 TMP=$(mktemp)
  26
  27 check_header()
  28 {
  29         echo -n "[*] Checking header $1 ... "
  30
  31         rm -f "$TMP" || exit 1
  32         echo "#include <$1>" >"$TMP.c"
  33
  34         ${CC} ${CFLAGS} "$TMP.c" -E &>"$TMP.log"
  35         if [ $? -eq 0 ]; then
  36                 echo $GREEN "[YES]" $COL_RESET
  37                 echo "#define $2 1" >> config.h
  38         else
  39                 echo $RED "[NO]" $COL_RESET
  40                 MISSING_DEFS=1
  41         fi
  42 }
  43
  44 #############################################################################################
  45
  46 echo -n "#define " >> config.h
  47 grep VERSION= Makefile | sed 's/=/ /' >> config.h
  48
  49 #############################################################################################
  50
  51 echo "[*] Checking system headers."
  52
  53 #############################################################################################
  54 # is /usr/include/linux/if_pppox.h new enough to feature pppol2tpin6/pppol2tpv3in6
  55 #
  56 echo -n "[*] Checking if pppox can use pppol2tpin6.. "
  57 rm -f "$TMP" || exit 1
  58
  59 cat >"$TMP.c" << EOF
  60 #include <stdio.h>
  61 #include <netinet/in.h>
  62 #include <linux/if.h>
  63 #include <linux/if_pppox.h>
  64
  65 void main()
  66 {
  67         struct sockaddr_pppol2tpin6 *pppox;
  68         printf("%d\n", pppox->sa_family);
  69 }
  70 EOF
  71
  72 ${CC} ${CFLAGS} "$TMP.c" -o "$TMP" &>"$TMP.log"
  73 if [ ! -x "$TMP" ]; then
  74         echo $RED "[NO]" $COL_RESET
  75         MISSING_DEFS=1
  76 else
  77         echo $GREEN "[YES]" $COL_RESET
  78         echo "#define USE_PPPOL2TPIN6 1" >> config.h
  79 fi
  80
  81 #############################################################################################
  82 # is /usr/include/linux/if_pppox.h new enough to feature pppol2tpv3
  83 #
  84 echo -n "[*] Checking if pppox can use pppol2tv3.. "
  85 rm -f "$TMP" || exit 1
  86
  87 cat >"$TMP.c" << EOF
  88 #include <stdio.h>
  89 #include <netinet/in.h>
  90 #include <linux/if.h>
  91 #include <linux/if_pppox.h>
  92
  93 void main()
  94 {
  95         struct sockaddr_pppol2tpv3 *pppox;
  96         printf("%d\n", pppox->sa_family);
  97 }
  98 EOF
  99
 100 ${CC} ${CFLAGS} "$TMP.c" -o "$TMP" &>"$TMP.log"
 101 if [ ! -x "$TMP" ]; then
 102         echo $RED "[NO]" $COL_RESET
 103         MISSING_DEFS=1
 104 else
 105         echo $GREEN "[YES]" $COL_RESET
 106         echo "#define USE_PPPOL2TPV3 1" >> config.h
 107 fi
 108
 109 #############################################################################################
 110 # is /usr/include/linux/if_pppox.h new enough to feature pptp
 111 #
 112 echo -n "[*] Checking if pppox can use pptp.. "
 113 rm -f "$TMP" || exit 1
 114
 115 cat >"$TMP.c" << EOF
 116 #include <stdio.h>
 117 #include <netinet/in.h>
 118 #include <linux/if.h>
 119 #include <linux/if_pppox.h>
 120
 121 void main()
 122 {
 123         struct sockaddr_pppox *pppox;
 124         printf("%d\n", pppox->sa_addr.pptp.call_id);
 125 }
 126 EOF
 127
 128 ${CC} ${CFLAGS} "$TMP.c" -o "$TMP" &>"$TMP.log"
 129 if [ ! -x "$TMP" ]; then
 130         echo $RED "[NO]" $COL_RESET
 131         MISSING_DEFS=1
 132 else
 133         echo $GREEN "[YES]" $COL_RESET
 134         echo "#define USE_PPPOX_PPTP 1" >> config.h
 135 fi
 136
 137 #############################################################################################
 138 # is /usr/include/linux/llc.h new enough to feature LLC_OPT_PKTINFO
 139 #
 140 echo -n "[*] Checking if llc can use LLC_OPT_PKTINFO.. "
 141 rm -f "$TMP" || exit 1
 142
 143 cat >"$TMP.c" << EOF
 144 #include <stdio.h>
 145 #include <net/if.h>
 146 #include <linux/llc.h>
 147
 148 void main()
 149 {
 150         printf("%d\n", LLC_OPT_PKTINFO);
 151 }
 152 EOF
 153
 154 ${CC} ${CFLAGS} "$TMP.c" -o "$TMP" &>"$TMP.log"
 155 if [ ! -x "$TMP" ]; then
 156         echo $RED "[NO]" $COL_RESET
 157         MISSING_DEFS=1
 158 else
 159         echo $GREEN "[YES]" $COL_RESET
 160         echo "#define USE_LLC_OPT_PKTINFO 1" >> config.h
 161 fi
 162
 163 #############################################################################################
 164 # Do glibc headers provides struct termios2
 165
 166 echo -n "[*] Checking if glibc headers provide termios2.. "
 167 rm -f "$TMP" || exit 1
 168
 169 cat >"$TMP.c" << EOF
 170 #include <sys/ioctl.h>
 171 #include <sys/vt.h>
 172 #include <termios.h>
 173
 174 int main()
 175 {
 176         struct termios2 test;
 177 }
 178 EOF
 179
 180 ${CC} ${CFLAGS} "$TMP.c" -o "$TMP" &>"$TMP.log"
 181 if [ ! -x "$TMP" ]; then
 182         echo $RED "[NO]" $COL_RESET
 183         MISSING_DEFS=1
 184 else
 185         echo $GREEN "[YES]" $COL_RESET
 186         echo "#define HAVE_TERMIOS2 1" >> config.h
 187 fi
 188
 189 #############################################################################################
 190
 191 check_header linux/caif/caif_socket.h USE_CAIF
 192 check_header linux/if_alg.h USE_IF_ALG
 193 check_header linux/rds.h USE_RDS
 194 check_header linux/vfio.h USE_VFIO
 195 check_header linux/btrfs.h USE_BTRFS
 196 check_header drm/drm.h USE_DRM
 197 check_header drm/exynos_drm.h USE_DRM_EXYNOS
 198 check_header sound/compress_offload.h USE_SNDDRV_COMPRESS_OFFLOAD
 199 check_header linux/kvm.h USE_KVM
 200 check_header linux/seccomp.h USE_SECCOMP
 201 check_header linux/vhost.h USE_VHOST
 202
 203 rm -f "$TMP" "$TMP.log" "$TMP.c"
 204
 205 #############################################################################################
 206 if [ "$DEVEL" == "1" ]; then
 207   VER=$(git describe --always)
 208   echo "#define GITVERSION \""$VER\" >> config.h
 209 fi
 210
 211 #############################################################################################
 212
 213 if [ "$MISSING_DEFS" == "1" ]; then
 214   echo "[-] Some header definitions were missing. This is not fatal."
 215   echo "    It usually means you're building on an older distribution which doesn't"
 216   echo "    have header files describing newer kernel features."
 217   echo "    Trinity will still compile and run, it just won't use those new features."
 218   echo "    Go ahead, and run 'make'"
 219 fi
 220
 221 exit 0