source: trunk/gsdl3/src/packages/javagdbm/configure.in@ 10737

dnl Process this file with autoconf to produce a configure script.

dnl autoconf configuration script for the JNI part of the 
dnl au.com.pharos.gdbm Java package
dnl $Id: configure.in 10737 2005-10-19 03:06:40Z kjdon $

AC_REVISION($Revision: 10737 $)

# Copyright (C) 1997 by Pharos IP Pty Ltd
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

AC_INIT(jni/gdbmjava.c)

# TODO: allow the user to specify whether they want a debugging
# library or not?

# check for compilers and other tools
AC_PROG_CC
AC_PROG_INSTALL
AC_PROG_LN_S

AC_CHECK_SIZEOF(void *)
AC_CHECK_SIZEOF(int)
AC_CHECK_SIZEOF(long)

######## check for the JDK and tools within the JDK
######## look in the JAVA_HOME environment variable at configure-time
AC_MSG_CHECKING([for the JDK])
if test "z$JAVA_HOME" != z &&
   test -d $JAVA_HOME && 
   test -d $JAVA_HOME/include
then
    AC_SUBST(JAVA_HOME)
    AC_MSG_RESULT([found in $JAVA_HOME])
else
    AC_MSG_ERROR([not found in \$JAVA_HOME])
fi

# TODO: Check for specific header files in the JDK, or
# functions/definitions within those headers?

# TODO: guess which include directory to use under the JDK

AC_PATH_PROG(javagdbm_cv_path_javah, javah, missing_javah)
if test "$javagdbm_cv_path_javah" = missing_javah; then
    AC_MSG_ERROR([javah not found.])
fi

AC_PATH_PROG(javagdbm_cv_path_java, java, missing)
if test "$javagdbm_cv_path_java" = missing; then
    AC_MSG_ERROR([java not found.])
fi

# check for gdbm library
AC_CHECK_LIB(gdbm, gdbm_open, [javagdbm_cv_lib_gdbm="-lgdbm"],
    [javagdbm_cv_lib_gdbm=no])
if test "$javagdbm_cv_lib_gdbm" = "no"; then
    AC_MSG_ERROR([no native gdbm library found.])
fi
LIBS="$javagdbm_cv_lib_gdbm"

########## set compiler options
# TODO: is there a more appropriate way to guess which switches to use
# with which systems/compilers?
CFLAGS="-Wall -O2 -fpic"
PKG="au.com.pharos.gdbm"
AC_SUBST(CFLAGS)
AC_SUBST(PKG)
AC_SUBST(LIBS)

# we need to set an extended JNI path for Mac OS/Darwin, as jni.h is on
# a non-standard Path
AC_MSG_CHECKING(for Apple MacOS X/Darwin)
if test "`(uname -s) 2> /dev/null`" = 'Darwin'; then
  AC_MSG_RESULT(yes)
  JNIINC="-I/System/Library/Frameworks/JavaVM.framework/Headers/ "
  JNISUFFIX="jnilib"
  JNIFLAGS="-dynamiclib -fno-common"
  LDFLAGS="-framework JavaVM"
else
  AC_MSG_RESULT(no)
  JNIINC=""
  JNISUFFIX="so"
  JNIFLAGS="-shared"
fi
AC_SUBST(JNIINC)
AC_SUBST(JNISUFFIX)
AC_SUBST(JNIFLAGS)

# write the output
AC_OUTPUT([Makefile jni/Makefile java/Makefile])