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

AM_INIT_AUTOMAKE(jode, 1.0.90)

dnl Checks for programs.
dnl AC_PROG_CXX
dnl AC_PROG_AWK
dnl AC_PROG_CC
dnl AC_PROG_CPP
dnl AC_PROG_INSTALL
dnl AC_PROG_LN_S
AC_PROG_MAKE_SET
dnl AC_PROG_RANLIB
dnl AC_PATH_PROG(ZIP, zip)
AC_PATH_PROG(UNZIP, unzip)

dnl Checks for libraries.

dnl Checks for header files.

dnl Checks for typedefs, structures, and compiler characteristics.

dnl Checks for library functions.

dnl hack to quote Makefile lines
QUOTE=""
AC_SUBST(QUOTE)

AC_SUBST(SHELL)

AC_ARG_WITH(java,
  [  --with-java		  specify path to a java-like program ],
  [
    if test ${withval} != "" || test ${withval} != "yes" || test ${withval} != "no"; then
      # set javac to user input value
      JODE_CHECK_JAVA(${withval})
    else
      JODE_CHECK_JAVA(/usr/lib/java)
    fi
  ],
  [ 
    JODE_CHECK_JAVA(/usr/lib/java)
  ])

dnl jikes can also handle dependancies.
AC_ARG_WITH(jikes,
[  --with-jikes		  specify location of jikes ],
[
  USER_SPECIFIED_JIKES=true
  if test "${withval}" = "yes" || test "${withval}" = ""; then
    AC_PATH_PROG(JIKES, jikes, "", $PATH)
  else
    echo "searching jikes in ${withval}:$PATH"
    AC_PATH_PROG(JIKES, jikes, "", ${withval}:$PATH)
  fi
  if test -n "$JIKES"; then
    JAVAC=$JIKES
  fi
],
[
  USER_SPECIFIED_JIKES=
  AC_PATH_PROG(JIKES, jikes, "", $PATH)
])
AM_CONDITIONAL(HAVE_JIKES, test x"$JIKES" != x)

AC_ARG_WITH(javac,
  [  --with-javac            specify location of javac ],
  [
   if test x$USER_SPECIFIED_JIKES == xtrue; then
      AC_MSG_ERROR(You must only give one option --with-javac or --with-jikes)
   fi
   if test ${withval} != "" || test ${withval} != "yes" || test ${withval} != "no"; then
      AC_CHECK_FILES(${withval}, 
	[ JAVAC=${withval} ],
	[ AC_MSG_ERROR(${withval} does not exists) ])
   fi
], [ true ])

JODE_CHECK_CLASS(java.lang.Object, $CLASSLIB,
  [ true ],
  [ AC_MSG_ERROR(Please specify location of java class library for jikes) ])

AC_MSG_CHECKING(for collection classes)
JODE_CHECK_CLASS(java.util.Set, $CLASSPATH:$CLASSLIB,
 [ COLLECTIONS="java.util" ],
 [ JODE_CHECK_CLASS(com.sun.java.util.collections.Set, $CLASSPATH:$CLASSLIB,
     [ COLLECTIONS="com.sun.java.util.collections" ], 
     [ AC_MSG_RESULT(no)
       AC_MSG_ERROR(You need the Java 1.2 collection classes in your classpath)
     ])
 ] )
AC_MSG_RESULT($COLLECTIONS)
AC_SUBST(COLLECTIONS)

AC_MSG_CHECKING(for gnu.getopt)
JODE_CHECK_CLASS(gnu.getopt.Getopt, $CLASSPATH:$CLASSLIB,
  [ AC_MSG_RESULT(yes) ],
  [ AC_MSG_RESULT(no)
    AC_MSG_ERROR(You need gnu getopt for java.) ])

AC_MSG_CHECKING(for swing)
JODE_CHECK_CLASS(javax.swing.JFrame, $CLASSPATH:$CLASSLIB,
  [ JAVAX_SWING="javax.swing" ],
  [ JODE_CHECK_CLASS(com.sun.swing.JFrame, $CLASSPATH:$CLASSLIB,
      [ JAVAX_SWING="com.sun.java.swing" ],
      [ JAVAX_SWING="no" ]) ] )
AC_MSG_RESULT($JAVAX_SWING)
AC_SUBST(JAVAX_SWING)
if test x"$JAVAX_SWING" != x; then
  SWING_CLASSES="jode/swingui/Main.class"
else
  AC_MSG_WARN(Swing is not in classpath ... skipping swingui)
  SWING_CLASSES=""
fi
AC_SUBST(SWING_CLASSES)

AC_SUBST(CLASSPATH)
AC_SUBST(JAVAC)

AC_OUTPUT(Makefile
jode/Makefile
doc/Makefile
test/Makefile
jode/GlobalOptions.java
jode/swingui/Main.java
jode/swingui/PackagesTreeModel.java)