#!/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"
BATCH_ONLY="NO"

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 `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
# ln -s $EIFFEL_SVN/Src/bench/Eiffel
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/batch.unix.ace" batch.ace
cp "$EIFFEL_SRC/Eiffel/Ace/newbench.linux.ace" ide.ace
# sed -i 's+Eiffel/common+common+g' batch.ace
# sed -i 's+Eiffel/common+common+g' ide.ace
echo "done."

if [ "$BATCH_ONLY" = "YES" ]
then
    echo -n "Compiling batch ... "
    cd $BUILD_DIR
    ec -stop -ace batch.ace -finalize > $ROOT_DIR/compile_batch.log 2>&1
    echo "done."
    if [ $? != 0 ]
	then
	echo "Error compiling the batch-compiler."
	echo "Check compile_batch.log"
	exit 1
    fi
        
    echo -n "Patching the Makefile.SH ... "
    cd $BUILD_DIR/EIFGEN/F_code
    sed -i 's/libmtcompiler.a/libmtwcompiler.a/g' Makefile.SH
    sed -i 's/\$(EXTERNALS) \$(EIFLIB)/\$\(EIFLIB\) \$\(EXTERNALS\)/g' \
	Makefile.SH
    echo "done."
    
    echo -n "Freezing batch ... "
    finish_freezing > $ROOT_DIR/freeze_batch.log 2>&1
    mv ec $BUILD_DIR
    echo "done."
    if [ ! -f "$BUILD_DIR/ec" ]
	then
	echo "Error freezing the batch-compiler."
	echo "Check freeze_batch.log"
	exit 1
    fi
else
    echo -n "Compiling the IDE ... "
    cd $BUILD_DIR
    rm -rf EIFGEN *.epr
    ec -stop -ace ide.ace -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 "Patching the Makefile ... "
    cd $BUILD_DIR/EIFGEN/F_code
#    sed -i 's/libmtcompiler.a/libmtwcompiler.a/g' Makefile.SH
#    sed -i 's/\$(EXTERNALS) \$(EIFLIB)/\$\(EIFLIB\) \$\(EXTERNALS\)/g' \
#	Makefile.SH
    echo "done."

    echo -n "Freezing the IDE ... "
    finish_freezing > $ROOT_DIR/freeze_ide.log 2>&1
    mv ec $BUILD_DIR
    echo "done."
    if [ ! -f "$BUILD_DIR/ec" ]
	then
	echo "Error freezing the IDE."
	echo "Check freeze_ide.log"
	exit 1
    fi
fi