#! /bin/bash

#   Copyright 2001-2004 The Apache Software Foundation
#
#   Licensed under the Apache License, Version 2.0 (the "License");
#   you may not use this file except in compliance with the License.
#   You may obtain a copy of the License at
#
#       http://www.apache.org/licenses/LICENSE-2.0
#
#   Unless required by applicable law or agreed to in writing, software
#   distributed under the License is distributed on an "AS IS" BASIS,
#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#   See the License for the specific language governing permissions and
#   limitations under the License.

#   Edited for Gentoo Linux
#   $Header: /var/cvsroot/gentoo-x86/dev-java/ant-core/files/1.6.5-ant,v 1.4 2005/09/11 11:26:42 axxo Exp $

# Extract launch and ant arguments, (see details below).
ant_exec_args=
no_config=false
use_jikes_default=false
ant_exec_debug=false
show_help=false
for arg in "$@" ; do
  if [ "$arg" = "--noconfig" ] ; then
    no_config=true
  elif [ "$arg" = "--usejikes" ] ; then
    use_jikes_default=true
  elif [ "$arg" = "--execdebug" ] ; then
    ant_exec_debug=true
  elif [ my"$arg" = my"--h"  -o my"$arg" = my"--help"  ] ; then
    show_help=true
    ant_exec_args="$ant_exec_args -h"
  else
    if [  my"$arg" = my"-h"  -o  my"$arg" = my"-help" ] ; then
      show_help=true
    fi
    ant_exec_args="$ant_exec_args \"$arg\""
  fi
done

# Source/default ant configuration
if $no_config ; then
  rpm_mode=false
  usejikes=$use_jikes_default
else
  # load system-wide ant configuration
  if [ -f "/etc/ant.conf" ] ; then
    . /etc/ant.conf
  fi

  # load user ant configuration
  if [ -f "$HOME/.ant/ant.conf" ] ; then
    . $HOME/.ant/ant.conf
  fi
  if [ -f "$HOME/.antrc" ] ; then
    . "$HOME/.antrc"
  fi

  # provide default configuration values
  if [ -z "$rpm_mode" ] ; then
    rpm_mode=false
  fi
  if [ -z "$usejikes" ] ; then
    usejikes=$use_jikes_default
  fi
fi


if [ -z $JAVA_HOME ] ; then
	if [ -f $HOME/.gentoo/java-env ] ; then
		source $HOME/.gentoo/java-env
	else
		JAVA_HOME=`java-config --jdk-home`
		CLASSPATH=`java-config --classpath`:${CLASSPATH}
	fi
fi

if [ -z $JAVA_HOME ] ; then
  echo "Error: No JDK found!"
  echo "Try using java-config script to set your JDK"
  echo "Remember that you need a JDK not a JRE"
  exit 1
fi

ANT_HOME=/usr/share/ant-core

# set ANT_LIB location
ANT_LIB="${ANT_HOME}/lib"

JAVACMD="`java-config --java`"

if [ ! -x "$JAVACMD" ] ; then
  echo "Error: JAVA_HOME is not defined correctly."
  echo "  We cannot execute $JAVACMD"
  exit 1
fi

if [ -z "$LOCALCLASSPATH" ] ; then
  LOCALCLASSPATH=$ANT_LIB/ant-launcher.jar
else
  LOCALCLASSPATH=$ANT_LIB/ant-launcher.jar:$LOCALCLASSPATH
fi

# add in the dependency .jar files
LOCALCLASSPATH="${LOCALCLASSPATH}:`java-config --classpath=log4j,xerces-2,xalan,junit,antlr,bcel,bsh,commons-beanutils-1.6,commons-collections,commons-logging,commons-net,jakarta-oro-2.0,jdepend,jsch,jakarta-regexp-1.3,rhino-1.5,jython,jta,sun-jaf-bin,sun-javamail-bin 2> /dev/null`"

if [ -n "$JAVA_HOME" ] ; then
  if [ -f "$JAVA_HOME/lib/tools.jar" ] ; then
    LOCALCLASSPATH="$LOCALCLASSPATH:$JAVA_HOME/lib/tools.jar"
  fi

  if [ -f "$JAVA_HOME/lib/classes.zip" ] ; then
    LOCALCLASSPATH="$LOCALCLASSPATH:$JAVA_HOME/lib/classes.zip"
  fi

else
  echo "Warning: JAVA_HOME environment variable is not set (or not exported)."
  echo "  If build fails because sun.* classes could not be found"
  echo "  you will need to set the JAVA_HOME environment variable"
  echo "  to the installation directory of java."
  echo "  Try using java-config script"
fi

# Allow Jikes support (off by default)
if $usejikes; then
  ANT_OPTS="$ANT_OPTS -Dbuild.compiler=jikes"
fi

# Show script help if requested
if $show_help ; then
  echo $0 '[script options] [options] [target [target2 [target3] ..]]'
  echo 'Script Options:'
  echo '  --help, --h            print this message and ant help'
  echo '  --noconfig             suppress sourcing of /etc/ant.conf,'
  echo '                         $HOME/.ant/ant.conf, and $HOME/.antrc'
  echo '                         configuration files'
  echo '  --usejikes             enable use of jikes by default, unless'
  echo '                         set explicitly in configuration files'
  echo '  --execdebug            print ant exec line generated by this'
  echo '                         launch script'
  echo '  '
fi

# Execute ant using eval/exec to preserve spaces in paths,
# java options, and ant args
ant_sys_opts=


if [ -n "$JIKESPATH" ]; then
	ant_sys_opts="-Djikes.class.path=\"$JIKESPATH\""
fi

# 2002-11-02, karltk@gentoo.org:
# The Blackdown JDK on PPC hiccups with native threads
#
if [ "`arch`" == "ppc" ] ; then
	export THREADS_FLAG="green"
fi


ant_exec_command="exec \"$JAVACMD\" $ANT_OPTS -classpath \"$LOCALCLASSPATH\" -Dant.home=\"$ANT_HOME\" -Dant.library.dir=\"$ANT_LIB\" $ant_sys_opts org.apache.tools.ant.launch.Launcher $ANT_ARGS -cp \"$CLASSPATH\" $ant_exec_args"

if $ant_exec_debug ; then
  echo $ant_exec_command
fi
eval $ant_exec_command