configure.in

   1
   2 AC_INIT
   3 AM_INIT_AUTOMAKE(tor, 0.0.2pre4)
   4 AM_CONFIG_HEADER(orconfig.h)
   5
   6 CFLAGS="-Wall -O2"
   7
   8 AC_ARG_ENABLE(debug,
   9 [  --enable-debug          compiles with debugging info],
  10 [if test x$enableval = xyes; then
  11     CFLAGS="-Wall -ggdb -O2"
  12 fi])
  13
  14 AC_PROG_CC
  15 AC_PROG_MAKE_SET
  16 AC_PROG_RANLIB
  17
  18 dnl AC_DEFINE([HAVE_OPENSSL], 0, [Define if OpenSSL was found.])
  19
  20 # The big search for OpenSSL
  21 # copied from openssh's configure.ac
  22 AC_ARG_WITH(ssl-dir,
  23         [  --with-ssl-dir=PATH     Specify path to OpenSSL installation ],
  24         [
  25                 if test "x$withval" != "xno" ; then
  26                         tryssldir=$withval
  27                 fi
  28         ]
  29 )
  30
  31 saved_LIBS="$LIBS"
  32 saved_LDFLAGS="$LDFLAGS"
  33 saved_CPPFLAGS="$CPPFLAGS"
  34 if test "x$prefix" != "xNONE" ; then
  35         tryssldir="$tryssldir $prefix"
  36 fi
  37 AC_CACHE_CHECK([for OpenSSL directory], ac_cv_openssldir, [
  38         for ssldir in $tryssldir "" /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/pkg /opt /opt/openssl ; do
  39                 CPPFLAGS="$saved_CPPFLAGS"
  40                 LDFLAGS="$saved_LDFLAGS"
  41                 LIBS="$saved_LIBS -lcrypto"
  42
  43                 # Skip directories if they don't exist
  44                 if test ! -z "$ssldir" -a ! -d "$ssldir" ; then
  45                         continue;
  46                 fi
  47                 if test ! -z "$ssldir" -a "x$ssldir" != "x/usr"; then
  48                         # Try to use $ssldir/lib if it exists, otherwise
  49                         # $ssldir
  50                         if test -d "$ssldir/lib" ; then
  51                                 LDFLAGS="-L$ssldir/lib $saved_LDFLAGS"
  52                                 if test ! -z "$need_dash_r" ; then
  53                                         LDFLAGS="-R$ssldir/lib $LDFLAGS"
  54                                 fi
  55                         else
  56                                 LDFLAGS="-L$ssldir $saved_LDFLAGS"
  57                                 if test ! -z "$need_dash_r" ; then
  58                                         LDFLAGS="-R$ssldir $LDFLAGS"
  59                                 fi
  60                         fi
  61                         # Try to use $ssldir/include if it exists, otherwise
  62                         # $ssldir
  63                         if test -d "$ssldir/include" ; then
  64                                 CPPFLAGS="-I$ssldir/include $saved_CPPFLAGS"
  65                         else
  66                                 CPPFLAGS="-I$ssldir $saved_CPPFLAGS"
  67                         fi
  68                 fi
  69
  70                 # Basic test to check for compatible version and correct linking
  71                 # *does not* test for RSA - that comes later.
  72                 AC_TRY_RUN(
  73                         [
  74 #include <string.h>
  75 #include <openssl/rand.h>
  76 int main(void)
  77 {
  78         char a[2048];
  79         memset(a, 0, sizeof(a));
  80         RAND_add(a, sizeof(a), sizeof(a));
  81         return(RAND_status() <= 0);
  82 }
  83                         ],
  84                         [
  85                                 found_crypto=1
  86                                 break;
  87                         ], []
  88                 )
  89
  90                 if test ! -z "$found_crypto" ; then
  91                         break;
  92                 fi
  93         done
  94
  95         if test -z "$found_crypto" ; then
  96                 AC_MSG_ERROR([Could not find working OpenSSL library, please install or check config.log])
  97         fi
  98         if test -z "$ssldir" ; then
  99                 ssldir="(system)"
 100         fi
 101
 102         ac_cv_openssldir=$ssldir
 103 ])
 104 if (test ! -z "$ac_cv_openssldir" && test "x$ac_cv_openssldir" != "x(system)") ;
 105  then
 106         AC_DEFINE(HAVE_OPENSSL)
 107         dnl Need to recover ssldir - test above runs in subshell
 108         ssldir=$ac_cv_openssldir
 109         if test ! -z "$ssldir" -a "x$ssldir" != "x/usr"; then
 110                 # Try to use $ssldir/lib if it exists, otherwise
 111                 # $ssldir
 112                 if test -d "$ssldir/lib" ; then
 113                         LDFLAGS="-L$ssldir/lib $saved_LDFLAGS"
 114                         if test ! -z "$need_dash_r" ; then
 115                                 LDFLAGS="-R$ssldir/lib $LDFLAGS"
 116                         fi
 117                 else
 118                         LDFLAGS="-L$ssldir $saved_LDFLAGS"
 119                         if test ! -z "$need_dash_r" ; then
 120                                 LDFLAGS="-R$ssldir $LDFLAGS"
 121                         fi
 122                 fi
 123                 # Try to use $ssldir/include if it exists, otherwise
 124                 # $ssldir
 125                 if test -d "$ssldir/include" ; then
 126                         CPPFLAGS="-I$ssldir/include $saved_CPPFLAGS"
 127                 else
 128                         CPPFLAGS="-I$ssldir $saved_CPPFLAGS"
 129                 fi
 130         fi
 131 fi
 132 LIBS="$saved_LIBS -lcrypto"
 133
 134 dnl The warning message here is no longer strictly accurate.
 135
 136 AC_CHECK_HEADERS(unistd.h string.h signal.h netdb.h ctype.h poll.h sys/poll.h sys/types.h sys/fcntl.h sys/ioctl.h sys/socket.h sys/time.h netinet/in.h arpa/inet.h errno.h assert.h stdint.h, , AC_MSG_WARN(some headers were not found, compilation may fail))
 137
 138 AC_OUTPUT(Makefile src/Makefile src/common/Makefile src/orkeygen/Makefile src/or/Makefile)
 139