cmulocal/libnet.m4

   1 dnl libnet.m4--libnet and includes
   2 dnl Derrick Brashear
   3 dnl from KTH krb and Arla
   4 dnl $Id: libnet.m4,v 1.8 2005/04/26 19:14:08 shadow Exp $
   5
   6 AC_DEFUN([CMU_LIBNET_CFG_WHERE1], [
   7 ac_cv_found_libnet_bin=no
   8 if test -f "$1/libnet-config" ; then
   9   ac_cv_found_libnet_cfg=yes
  10 fi
  11 ])
  12
  13 AC_DEFUN([CMU_LIBNET_CFG_WHERE], [
  14    for i in $1; do
  15       AC_MSG_CHECKING(for libnet config in $i)
  16       CMU_LIBNET_CFG_WHERE1($i)
  17       if test "$ac_cv_found_libnet_cfg" = "yes"; then
  18         ac_cv_libnet_where_cfg=$i
  19         AC_MSG_RESULT(found)
  20         break
  21       else
  22         AC_MSG_RESULT(not found)
  23       fi
  24     done
  25 ])
  26
  27 AC_DEFUN([CMU_LIBNET_INC_WHERE1], [
  28 ac_cv_found_libnet_inc=no
  29 if test -f "$1/libnet.h" ; then
  30   ac_cv_found_libnet_inc=yes
  31 fi
  32 ])
  33
  34 AC_DEFUN([CMU_LIBNET_INC_WHERE], [
  35    for i in $1; do
  36       AC_MSG_CHECKING(for libnet header in $i)
  37       CMU_LIBNET_INC_WHERE1($i)
  38       if test "$ac_cv_found_libnet_inc" = "yes"; then
  39         ac_cv_libnet_where_inc=$i
  40         AC_MSG_RESULT(found)
  41         break
  42       else
  43         AC_MSG_RESULT(not found)
  44       fi
  45     done
  46 ])
  47
  48 AC_DEFUN([CMU_LIBNET_LIB_WHERE1], [
  49 saved_LIBS=$LIBS
  50 LIBS="$saved_LIBS -L$1 -lnet"
  51 AC_TRY_LINK(,
  52 [open_link_interface("","");],
  53 [ac_cv_found_libnet_lib=yes],
  54 AC_TRY_LINK(,
  55 [libnet_open_link_interface("","");],
  56 [
  57 CMU_LIBNET_CFLAGS_ADD="-DNEW_LIBNET_INTERFACE"
  58 ac_cv_found_libnet_lib=yes
  59 ],
  60 ac_cv_found_libnet_lib=no)
  61 )
  62 LIBS=$saved_LIBS
  63 ])
  64
  65 AC_DEFUN([CMU_LIBNET_LIB_WHERE], [
  66    for i in $1; do
  67       AC_MSG_CHECKING(for libnet library in $i)
  68       CMU_LIBNET_LIB_WHERE1($i)
  69       CMU_TEST_LIBPATH($i, net)
  70       if test "$ac_cv_found_libnet_lib" = "yes" ; then
  71         ac_cv_libnet_where_lib=$i
  72         AC_MSG_RESULT(found)
  73         break
  74       else
  75         AC_MSG_RESULT(not found)
  76       fi
  77     done
  78 ])
  79
  80 AC_DEFUN([CMU_LIBNET], [
  81 AC_REQUIRE([CMU_FIND_LIB_SUBDIR])
  82 AC_ARG_WITH(libnet,
  83         [  --with-libnet=PREFIX      Compile with LIBNET support],
  84         [if test "X$with_libnet" = "X"; then
  85                 with_libnet=yes
  86         fi])
  87 AC_ARG_WITH(libnet-config,
  88         [  --with-libnet-config=dir  use libnet config program in dir],
  89         [if test "$withval" = "yes" -o "$withval" = "no"; then
  90                 AC_MSG_ERROR([No argument for --with-libnet-config])
  91         fi])
  92 AC_ARG_WITH(libnet-lib,
  93         [  --with-libnet-lib=dir     use libnet libraries in dir],
  94         [if test "$withval" = "yes" -o "$withval" = "no"; then
  95                 AC_MSG_ERROR([No argument for --with-libnet-lib])
  96         fi])
  97 AC_ARG_WITH(libnet-include,
  98         [  --with-libnet-include=dir use libnet headers in dir],
  99         [if test "$withval" = "yes" -o "$withval" = "no"; then
 100                 AC_MSG_ERROR([No argument for --with-libnet-include])
 101         fi])
 102
 103         if test "X$with_libnet" != "X"; then
 104           if test "$with_libnet" != "yes"; then
 105             if test -f "$with_libnet/libnet-config"; then
 106               ac_cv_libnet_where_cfg=$with_libnet
 107             else
 108               ac_cv_libnet_where_cfg=$with_libnet/bin
 109             fi
 110             ac_cv_libnet_where_lib=$with_libnet/$CMU_LIB_SUBDIR
 111             ac_cv_libnet_where_inc=$with_libnet/include
 112           fi
 113         fi
 114
 115         if test "X$with_libnet_cfg" != "X"; then
 116           ac_cv_libnet_where_cfg=$with_libnet_cfg
 117         fi
 118         if test "X$ac_cv_libnet_where_cfg" = "X"; then
 119           CMU_LIBNET_CFG_WHERE(/usr/ng/bin /usr/bin /usr/local/bin)
 120         fi
 121
 122         if test "X$with_libnet_lib" != "X"; then
 123           ac_cv_libnet_where_lib=$with_libnet_lib
 124         fi
 125         if test "X$ac_cv_libnet_where_lib" = "X"; then
 126           CMU_LIBNET_LIB_WHERE(/usr/ng/$CMU_LIB_SUBDIR /usr/$CMU_LIB_SUBDIR /usr/local/$CMU_LIB_SUBDIR)
 127         fi
 128
 129         if test "X$with_libnet_include" != "X"; then
 130           ac_cv_libnet_where_inc=$with_libnet_include
 131         fi
 132         if test "X$ac_cv_libnet_where_inc" = "X"; then
 133           CMU_LIBNET_INC_WHERE(/usr/ng/include /usr/include /usr/local/include)
 134         fi
 135
 136         AC_MSG_CHECKING(whether to include libnet)
 137         if test "X$ac_cv_libnet_where_lib" = "X" -o "X$ac_cv_libnet_where_inc" = "X" -o "X$ac_cv_libnet_where_cfg" = "X"; then
 138           ac_cv_found_libnet=no
 139           AC_MSG_RESULT(no)
 140         else
 141           ac_cv_found_libnet=yes
 142           AC_MSG_RESULT(yes)
 143           LIBNET_CONFIG=$ac_cv_libnet_where_cfg/libnet-config
 144           LIBNET_INC_DIR=$ac_cv_libnet_where_inc
 145           LIBNET_LIB_DIR=$ac_cv_libnet_where_lib
 146
 147           LIBNET_CFLAGS="`$LIBNET_CONFIG --cflags` ${CMU_LIBNET_CFLAGS_ADD}"
 148           LIBNET_DEF_FLAGS="`$LIBNET_CONFIG --defines`"
 149           LIBNET_INC_FLAGS="-I${LIBNET_INC_DIR}"
 150           LIBNET_LIB_FLAGS="-L${LIBNET_LIB_DIR} `${LIBNET_CONFIG} --libs`"
 151
 152           if test "X$RPATH" = "X"; then
 153                 RPATH=""
 154           fi
 155           case "${host}" in
 156             *-*-linux*)
 157               if test "X$RPATH" = "X"; then
 158                 RPATH="-Wl,-rpath,${LIBNET_LIB_DIR}"
 159               else
 160                 RPATH="${RPATH}:${LIBNET_LIB_DIR}"
 161               fi
 162               ;;
 163             *-*-hpux*)
 164               if test "X$RPATH" = "X"; then
 165                 RPATH="-Wl,+b${LIBNET_LIB_DIR}"
 166               else
 167                 RPATH="${RPATH}:${LIBNET_LIB_DIR}"
 168               fi
 169               ;;
 170             *-*-irix*)
 171               if test "X$RPATH" = "X"; then
 172                 RPATH="-Wl,-rpath,${LIBNET_LIB_DIR}"
 173               else
 174                 RPATH="${RPATH}:${LIBNET_LIB_DIR}"
 175               fi
 176               ;;
 177             *-*-solaris2*)
 178               if test "$ac_cv_prog_gcc" = yes; then
 179                 if test "X$RPATH" = "X"; then
 180                   RPATH="-Wl,-R${LIBNET_LIB_DIR}"
 181                 else
 182                   RPATH="${RPATH}:${LIBNET_LIB_DIR}"
 183                 fi
 184               else
 185                 RPATH="${RPATH} -R${LIBNET_LIB_DIR}"
 186               fi
 187               ;;
 188           esac
 189           AC_SUBST(RPATH)
 190         fi
 191         ])
 192