#!/bin/sh

# Shave and a Haircut
# (c) 2019 Epic Games
# US Patent 6720962

echo "mklinuxVersion start $1"
maya=
debugOpt=

while [ "$1" != "" ]; do
    if [ "$1" = "debug" ]; then
	debugOpt=debug=1
    elif [ "${maya}" = "" ]; then
	maya=$1
    fi

    shift
done

mayaMajorVersion=`echo $maya | sed 's/[^0-9].*$//'`

log=$$.log

checkFailure() {
    if [ $? -ne 0 ]; then
	cat $log
	rm -f $log
	echo "mklinux:error: Exiting due to errors building $1 for Maya $maya."
	exit 1
    fi
}

export MAYA_LOCATION=/usr/autodesk/maya${maya}

if [ ! -d $MAYA_LOCATION ]; then
    echo "mklinux:error: Maya version ${maya} does not appear to be installed."
    exit 2
fi

numJobs=`utils/getNumJobs.sh`

# V-Ray
#
# The V-Ray shaders, plugins and exporters use the same compiler as the
# corresponding version of V-Ray, not that of Maya. So we need to build them
# before we do the DTS setup for the rest of Shave.
#
rm -rf mayaPlug/vray
mkdir -p mayaPlug/vray

rm -f vrayPlug/bin/linux_x64/*

grep "^${maya}:" vrayPlug/supportedVrayVersions.txt | \
while read key startVer endVer buildVer extra; do
    # Exporters
    #
    cd mayaPlug
    echo "mklinux:status: building V-Ray ${buildVer} exporters for Maya ${maya}"
    ./mkvrayexporter.sh ${buildVer} ${numJobs} ${debugOpt}
    checkFailure "V-Ray ${buildVer} exporter"

    # Shaders & plugins
    #
    cd ../vrayPlug
    echo "mklinux:status: Building V-Ray ${buildVer} plugins and shaders for Maya $maya"
    ./mklinux.sh ${buildVer} >$log 2>&1
    checkFailure "V-Ray ${buildVer} plugin and shader"
    cd ..
done

# Set up DTS, if needed.
if [ "`utils/getg++.sh -dts ${maya}`" = "y" ]; then
    source /opt/rh/devtoolset-2/enable
fi

# If we can't find a g++ for the specified version of Maya it means that we
# cannot build it on this machine.
gpp=`utils/getg++.sh $maya`

if [ "$gpp" = "" ]; then
    echo "mklinux:error: Maya $maya cannot be built on this machine."
    exit 1
fi

echo "mklinuxVersion cleaning up the old crap $debugOpt"

cd mayaPlug
make -f Makefile.linux Clean ${debugOpt} 

echo "mklinux:status: building libShave.so for Maya ${maya}"
make -f Makefile.linux -j $numJobs libShave.so ${debugOpt} 
checkFailure "libShave.so"

echo "mklinux:status: building shaveNode.so for Maya ${maya}"
make -f Makefile.linux  -j $numJobs shaveNode.so ${debugOpt} 
checkFailure "shaveNode.so"

echo "mklinux:status: building libShaveAPI.so for Maya ${maya}"
make -f Makefile.linux -j $numJobs libShaveAPI.so ${debugOpt} 
checkFailure "libShaveAPI.so"


# Arnold shaders
#
cd ../arnold
echo "mklinux:status: building Arnold plugin and shaders for Maya $maya"
./mklinux.sh ${maya} >$log 2>&1
checkFailure "Arnold plugin and shaders"
cd ..

# packing all stuff
#
echo "mklinux:status: creating RPM for Maya $maya"
make -f Makefile.linux rpm ${debugOpt} >$log 2>&1
checkFailure "RPM"

# Get the Maya version number into a form safe for use in package names.
#
#    2016.5  --> 2016_5
#    2017    --> 2017_0
#
if [ "${maya}" = "${mayaMajorVersion}" ]; then
    safeMayaVersion=${mayaMajorVersion}_0
else
    safeMayaVersion=`echo ${maya} | sed 's/\./_/'`
fi

# Get the full Shave version number
#
shaveVersion=`grep SHAVE_VERSION libexe/version.h | sed 's/^.*"\([^"]*\)".*$/\1/'`
shaveRelease=`grep SHAVE_RELEASE libexe/version.h | sed 's/^.*v\([^"]*\)".*$/\1/'`
shaveFullVersion=${shaveVersion}-${shaveRelease}

# Move the RPM to the Installers directory.
#
rpmName=shaveHaircut_Maya${safeMayaVersion}_64-${shaveFullVersion}.x86_64.rpm

mkdir -p Installers
mv ${rpmName} Installers

rm -f $log

echo "mklinux:done: RPM for Maya $maya"
exit 0