config.lib

BBSINCLUDE=""
define([ADDINC],[if test "$1" != "/usr/include"; then
BBSINCLUDE="$BBSINCLUDE -I$1"
fi])
AC_ARG_WITH(zlib,
[  --with-zlib[=DIR]
                          Include ZLIB support (requires zlib >= 1.0.9).],
ZLIB_DIR="$withval", ZLIB_DIR="yes")

if test "$ZLIB_DIR" != "no"; then
  if test -f $ZLIB_DIR/include/zlib.h; then
      ZLIB_INC=$ZLIB_DIR/include
  else
    for i in /usr/local /usr ; do
      if test -f $i/include/zlib/zlib.h; then
        ZLIB_DIR=$i
        ZLIB_INC=$i/include/zlib
      elif test -f $i/include/zlib.h; then
        ZLIB_DIR=$i
        ZLIB_INC=$i/include
      fi
    done
  fi
  
  if test -z "$ZLIB_DIR"; then
    AC_MSG_ERROR(Cannot find libz)
  fi

  AC_CHECK_LIB(z, gzgets, [
    AC_DEFINE(HAVE_ZLIB,1,[ ])
  ],[
    AC_MSG_ERROR(ZLIB extension requires zlib >= 1.0.9)
  ])
  
  ZLIB_LIBS="-L$ZLIB_DIR/lib -lz"
  ADDINC($ZLIB_INC)
else
  AC_MSG_ERROR(Need zlib support)
fi

LIBS="$LIBS $ZLIB_LIBS"

AC_ARG_WITH(mysql,
[  --with-mysql[=DIR]
                          Include MySQL support (online dictionary, quiz game 
                          required this).],
MYSQL_DIR="$withval", MYSQL_DIR="yes")

if test "$MYSQL_DIR" != "no"; then
  if test -f $MYSQL_DIR/include/mysql/mysql.h; then
      MYSQL_INC=$MYSQL_DIR/include/mysql
  else
    for i in /usr/local /usr ; do
      if test -f $i/include/mysql/mysql.h; then
        MYSQL_DIR=$i
        MYSQL_INC=$i/include/mysql
      elif test -f $i/include/mysql.h; then
        MYSQL_DIR=$i
        MYSQL_INC=$i/include
      elif test -f $i/mysql/include/mysql.h; then
        MYSQL_DIR=$i/mysql
        MYSQL_INC=$i/mysql/include
      fi
    done
  fi
  
  if test -z "$MYSQL_DIR"; then
    MYSQL_NOTFOUND=yes
  fi

  if test "$MYSQL_NOTFOUND" != "yes"; then
    SAVE_LIBS=$LIBS
    LIBS="$LIBS -L$MYSQL_DIR/lib"
    AC_CHECK_LIB(mysqlclient, mysql_real_connect, [
      AC_DEFINE(HAVE_MYSQL_SMTH,1,[Enable MySQL support])
    ],[
  	AC_MSG_ERROR(The MYSQL library not found)
    ],[ -L$MYSQL_DIR/lib/mysql ])
    LIBS=$SAVE_LIBS

    MYSQL_LIBS="-L$MYSQL_DIR/lib -L$MYSQL_DIR/lib/mysql -lmysqlclient"
    ADDINC($MYSQL_INC)
    LIBS="$LIBS $MYSQL_LIBS"
  fi
fi

# Check pthread support
AC_ARG_WITH(pthread,
[  --with-pthread[=DIR]
                          Specify POSIX thread library directory.],
PTHREAD_DIR="$withval", PTHREAD_DIR="yes")
if test "$PTHREAD_DIR" != "no"; then
  if test "$PTHREAD_DIR" != "yes"; then
    if test -f $PTHREAD_DIR/include/pthread.h; then
      PTHREAD_INC=$PTHREAD_DIR/include
    fi
  else
    for i in /usr/local /usr ; do
      if test -f $i/include/pthread.h; then
        PTHREAD_DIR=$i
        PTHREAD_INC=$i/include
      fi
    done
  fi
 
  if test "x$PTHREAD_INC" != "x"; then
    SAVE_LIBS=$LIBS
    LIBS="$LIBS -L$PTHREAD_DIR/lib"
    AC_CHECK_LIB([pthread], [pthread_create], [
      PTHREAD_LIBS="-L$PTHREAD_DIR/lib -lpthread"
      LIBS="$SAVE_LIBS $PTHREAD_LIBS"
    ],[
      LIBS=$SAVE_LIBS
    ])
  fi
fi

# Check libesmtp support.
AC_ARG_WITH(libesmtp,
[  --with-libesmtp[=DIR]
                          Specify libesmtp library directory.],
LIBESMTP_DIR="$withval", LIBESMTP_DIR="yes")
if test "$LIBESMTP_DIR" != "no"; then
  if test "$LIBESMTP_DIR" != "yes"; then
    if test -f $LIBESMTP_DIR/include/libesmtp.h; then
        LIBESMTP_INC=$LIBESMTP_DIR/include
    fi
  else
    for i in /usr/local /usr ; do
      if test -f $i/include/libesmtp.h; then
        LIBESMTP_DIR=$i
        LIBESMTP_INC=$i/include
      fi
    done
  fi
 
  if test "x$LIBESMTP_INC" != "x"; then
    SAVE_LIBS=$LIBS
    LIBS="$LIBS -L$LIBESMTP_DIR/lib"
    AC_CHECK_LIB([esmtp], [smtp_create_session], [
      AC_DEFINE(HAVE_LIBESMTP,1,[ ])
      ADDINC($LIBESMTP_INC)
      LIBESMTP_LIBS="-L$LIBESMTP_DIR/lib -lesmtp"
      LIBS="$SAVE_LIBS $LIBESMTP_LIBS"
    ],[
      AC_MSG_ERROR(Cannot find libesmtp library)
    ])
  else
    BBS_PROG_SENDMAIL
  fi
else
  BBS_PROG_SENDMAIL
fi

AH_TEMPLATE([USE_SSL],
[Define to use openssl library])

AC_MSG_CHECKING(OpenSSL)
AC_ARG_WITH(openssl,
[  --with-openssl[=path]     Build with OpenSSL [yes|no|path].
        ],
    use_openssl="$withval", use_openssl="no")
case "$use_openssl" in
        no)
                AC_MSG_RESULT(no)
                DST_OPENSSL_INC=""
                USE_OPENSSL=""
                ;;
        *)
            # User did not specify a path - guess it
            openssldirs="/usr /usr/local /usr/local/ssl /usr/pkg"
            for d in $openssldirs
            do
                  if test -f $d/include/openssl/opensslv.h
                  then
                      use_openssl=$d
                      break
                  fi
            done
            if test "$use_openssl" = "yes"
            then
                  AC_MSG_RESULT(not found)
                  AC_MSG_ERROR(
[OpenSSL was not found in any of $openssldirs; use --with-openssl=/path])
            fi

            AC_DEFINE(USE_SSL)
            ADDINC($use_openssl/include)
            OPENSSL_LIBS="-L$use_openssl/lib -lcrypto -lssl"
            AC_MSG_RESULT(using openssl from $use_openssl/lib and $use_openssl/include)

            AC_MSG_CHECKING(OpenSSL library version)
            saved_cflags="$CFLAGS"
            saved_libs="$LIBS"
            CFLAGS="$CFLAGS $DST_OPENSSL_INC"
            LIBS="$LIBS $DNS_OPENSSL_LIBS"
            AC_TRY_RUN([
#include <stdio.h>
#include <openssl/opensslv.h>
int main() {
        printf("\n\nFound   OPENSSL_VERSION_NUMBER %#010x\n",
                OPENSSL_VERSION_NUMBER);
        return (0);
}
],
            [AC_MSG_RESULT(ok)],
            [AC_MSG_RESULT(not compatible)],
            [AC_MSG_RESULT(assuming target platform has compatible version)])
            CFLAGS="$saved_cflags"
            LIBS="$saved_libs"
            ;;
esac

AC_SUBST(OPENSSL_LIBS)

if test "$OPENSSL_INC" = "/usr/include"; then
OPENSSL_INC=""
fi
AC_SUBST(OPENSSL_INC)

CFLAGS="$CFLAGS $BBSINCLUDE"
AC_CHECK_LIB([bsd], [vfork], [LIBS="$LIBS -lbsd"])
AC_CHECK_LIB([dl], [dlopen], [LIBS="$LIBS -ldl"])
AC_CHECK_LIB([ltdl], [lt_dlopen], [LIBS="$LIBS -lltdl"])