#!/bin/sh

# Build Eiffel Studio

# Changelog
# - 20.4.2006 Update for the move of the 'C' and 'Eiffel' directory
# from Src/bench to Src/

# Requirements:
# - Checkout of the EiffelStudio trunk pointed to by EIFFEL_SVN

ROOT_DIR=`pwd`
BUILD_DIR="$ROOT_DIR/build"
BUILD_TARGET="bench"

if [ ! -d "$EIFFEL_SVN/Src" ]
then
    echo "You must have EIFFEL_SVN setup to the trunk directory."
    exit 1
fi

if [ ! -d "$ISE_EIFFEL" ]
then
    echo "You must have ISE_EIFFEL point to a 57 version of Eiffel."
    exit 1
fi

if [ "x$ISE_PLATFORM" = "x" ]
then
    echo "You must have ISE_PLATFORM specify you current platform."
    exit 1
fi

if [ ! -x `which ec` ]
then
    echo "'ec' must be in you path."
    exit 1
fi

if ! ec -version | grep -q 'version 5.7'
then
    echo "Your eiffel compiler must be version 5.7"
    echo "Yours reports:"
    ec -version
    exit 1
fi

if [ -x "$BUILD_DIR" ]
    then
    echo -n "Build directory exists, do you want to remove it first? [y/n] "
    read yesno
    if [ "$yesno" = "y" ]
    then
	rm -rf "$BUILD_DIR"
    else
	echo "Building aborted."
	exit 1
    fi
fi

# ----------------------------------------------------------------------
# We set up a correct directory structure by using links.

echo -n "Setting up directory structure ... "
mkdir "$BUILD_DIR"
cd "$BUILD_DIR"
export EIFFEL_SRC=`pwd`
for dir in $EIFFEL_SVN/Src/*
do
  ln -s $dir
done
ln -s $EIFFEL_SVN/Delivery
echo "done."

# ----------------------------------------------------------------------
# We have to setup all dependencies

echo -n "Unpacking GOBO ... "
cd $EIFFEL_SRC/library
tar xzf $EIFFEL_SVN/free_add_ons/gobo/gobo_34_unix.tgz
echo "done."

# ----------------------------------------------------------------------
# Building the run-time

echo -n "Building run-time system ... "
echo -n "Run-time compilation" > $ROOT_DIR/run_time_compile.log
cd $EIFFEL_SRC/C
if [ -f Makefile ]
then
    make clobber >> $ROOT_DIR/run_time_compile.log
    if [ $? != 0 ]
	then
	echo "Error cleaning up the run-time system."
	echo "Check run_time_compile.log"
	exit 1
    fi
fi
./quick_configure >> $ROOT_DIR/run_time_compile.log 2>&1
echo "done."

if [ $? != 0 ]
then
    echo "Error compiling the run-time system."
    echo "Check run_time_compile.log"
    exit 1
fi

# ----------------------------------------------------------------------
# Building all C libraries

echo "Building C libraries:"
echo -n "Event ... "
cd $EIFFEL_SRC/library/event/Clib
finish_freezing -library > $ROOT_DIR/compile_event_lib.log 2>&1
echo "done."
echo -n "Net ... "
cd $EIFFEL_SRC/library/net/Clib
finish_freezing -library > $ROOT_DIR/compile_net_lib.log 2>&1
echo "done."
echo -n "Vision2 ... "
cd $EIFFEL_SRC/library/vision2/Clib
finish_freezing -library > $ROOT_DIR/compile_vision2_lib.log 2>&1
echo "done."
echo -n "Vision2 Implementation ... "
cd $EIFFEL_SRC/library/vision2/implementation/gtk/Clib
finish_freezing -library > $ROOT_DIR/compile_vision2_impl_lib.log 2>&1
echo "done."

# ----------------------------------------------------------------------
# Compiling 'ec' and 'estudio'

echo -n "Configuring Ace files ... "
cd $BUILD_DIR
cp "$EIFFEL_SRC/Eiffel/Ace/ec.acex" .
echo "done."

echo -n "Compiling the IDE ... "
cd $BUILD_DIR
rm -rf EIFGENs *.epr
ec -stop -config ec.acex -target $BUILD_TARGET -finalize > $ROOT_DIR/compile_ide.log 2>&1
echo "done."
if [ $? != 0 ]; then
    echo "Error compiling the IDE."
    echo "Check compile_ide.log"
    exit 1
fi
    
echo -n "Freezing the IDE ... "
cd $BUILD_DIR/EIFGENs/$BUILD_TARGET/F_code
finish_freezing > $ROOT_DIR/freeze_ide.log 2>&1
mv ec $ROOT_DIR
echo "done."
if [ ! -f "$ROOT_DIR/ec" ]; then
    echo "Error freezing the IDE."
    echo "Check freeze_ide.log"
    exit 1
fi

echo "There should now be an 'ec' binary in you current directory."