#!/bin/sh

if [ -z "$1" -o x$1 == x-h -o x$1 == x--help ]; then
    echo ""
    echo " buildR <directory> [<arch> <target>]"
    echo ""
    echo " default: <directory> native <oscode>-<arch>"
    echo " example: R-devel i386 tiger-i386"
    echo ""
    echo " sources are expected in <directory>"
    echo " build goes to <target>/<directory>, no install is performed."
    echo ""
    echo " special value for arch: 'native' doesn't use r_arch at all."
    echo ""
    echo " Optional env. settings:"
    echo "   BASE    - abs. path to build system base"
    echo ""
    exit 0;
fi

: ${BASE=/Builds/R-builds/nightly}

RBUILDS=$BASE

. $BASE/common

RD="$1"
TARCH="$2"
TNAME="$3"

if [ -z "$TARCH" ]; then
    TARCH=native
fi

if [ -z "$TNAME" ]; then
    TNAME="$oscode-$ARCH"
fi

TNAMEWOA=`echo $TNAME|sed 's:-.*::'`

if [ -e /usr/texbin ]; then
    PATH=$PATH:/usr/texbin
fi
if [ -e "/usr/local/teTeX/bin/${texarch}-apple-darwin-current" ]; then
    PATH=$PATH:/usr/local/teTeX/bin/${texarch}-apple-darwin-current
fi

if [ -z "$PKGCODE" ]; then
    if [ "$oscode" != "tiger" ]; then
	PKGTYPE="mac.binary.$oscode"
    else
	PKGTYPE="mac.binary"
    fi
fi

PATH=/usr/local/bin:$PATH

CONSH=$BASE/consh

host=`hostname -s`
# old gcc 4.0 should now NEVER be used!
#if [ "$host" == "imac86" -a -e /usr/local/gcc4.0 ]; then
#  PATH=/usr/local/gcc4.0/bin:$PATH
#fi

ncpu=`/usr/sbin/sysctl hw.ncpu|sed -n 's/hw.ncpu: //p'`
if [ -n "${ncpu}" ]; then
    : ${MAKEF=-j$ncpu}
fi

if [ -n "${XTRAMAKEF}" ]; then
    MAKEF="${MAKEF} ${XTRAMAKEF}"
fi

export PATH
mkdir -p $BASE/$TNAME

cd $BASE
TS=`date +%s:%Y%m%d:%H%M%S`
if [ $TARCH = native ]; then
    RARCH=''
else
    RARCH="r_arch=$TARCH"
fi

echo "Building $RD for $TNAME (arch $TARCH, pkgType=\"${PKGTYPE}\")"

## check available disk space before proceeding - we require at least 1GB to make sure
DSKF=`df -g "$BASE/$TNAME" | awk '{print $4}' | tail -n 1`
if [ "$DSFK" = 0 ]; then
    echo "***FATAL ERROR: out of disk space!"
    echo "FATAL ERROR: out of disk space" > $BASE/$TNAME/$RD.FAILED
    exit 1
fi

rm -f $BASE/$TNAME/$RD-$TNAME-bld.tar.gz

echo "$TS:$RD:configure" >> $BASE/$TNAME/build.log
rm -rf $BASE/$TNAME/$RD
mkdir -p $BASE/$TNAME/$RD
rm -f $BASE/$TNAME/$RD.FAILED $BASE/$TNAME/$RD.SUCCESS
cd $BASE/$TNAME/$RD
use_build=no
HOST=`../../$RD/tools/config.guess`
if [ -n "${FORCE_OS_VERSION}" ]; then
    HOST=`echo ${HOST}|sed "s/-darwin.*/-darwin${FORCE_OS_VERSION}/"`
    use_build=yes
fi
if [ $TARCH = ppc -a $ARCH = i386 ]; then
    HOST=`echo ${HOST}|sed s/^i386/powerpc/`
    use_build=yes
fi
if [ $TARCH = x86_64 -a $ARCH = i386 ]; then
    HOST=`echo ${HOST}|sed s/^i386/x86_64/`
    use_build=yes
fi
if [ ${use_build} = yes ]; then
    echo "  (forcing build name $HOST)"
    RARCH="--build=$HOST $RARCH"
fi
CONFF=`cat $BASE/conf.$TNAME 2>/dev/null`
GCONFF=`cat $BASE/conf.$TNAMEWOA 2>/dev/null`
echo "Using configure $RARCH $GCONFF $CONFF"
TS=`date +%s:%Y%m%d:%H%M%S`
echo "$TS:$RD:confcall $RARCH $GCONFF $CONFF" >> $BASE/$TNAME/build.log
${CONSH} "../../$RD/configure $RARCH $GCONFF $CONFF" $BASE/$TNAME/$RD.conf
CRES=$?
TS=`date +%s:%Y%m%d:%H%M%S`
echo "$TS:$RD:configure:$CRES" >> $BASE/$TNAME/build.log
if [ $CRES = 0 ]; then
    cd $BASE/$TNAME/$RD
    echo "#define PLATFORM_PKGTYPE \"${PKGTYPE}\"" >> src/include/config.h
    echo "make $MAKEF"
    echo "$TS:$RD:make" >> $BASE/$TNAME/build.log
    ${CONSH} "make $MAKEF" $BASE/$TNAME/$RD.build
    MRES=$?
    TS=`date +%s:%Y%m%d:%H%M%S`
    echo "$TS:$RD:make:$MRES" >> $BASE/$TNAME/build.log

    if [ $MRES = 0 ]; then
	cd $BASE/$TNAME
	
        # create a build tar-ball, e.g. for check on another machine
	echo "$BASE/$TNAME" > $RD/build-base
	tar fcz $RD-$TNAME-bld.tar.gz $RD
	cd $BASE/$TNAME/$RD
	TS=`date +%s:%Y%m%d:%H%M%S`
#	if [ $TARCH = $ARCH -o $TARCH = native ]; then
	    echo "make check"
	    echo "$TS:$RD:check" >> $BASE/$TNAME/build.log
	    ${CONSH} "make check" $BASE/$TNAME/$RD.check
	    CR=$?
	    TS=`date +%s:%Y%m%d:%H%M%S`
	    echo "$TS:$RD:check:$CR" >> $BASE/$TNAME/build.log
#	else
#	    echo "$TS:$RD:nocheck (cross-build)" >> $BASE/$TNAME/build.log
#	    CR=0
#	fi
	if [ $CR = 0 ]; then
	    echo "SUCCESS"
	    touch $BASE/$TNAME/$RD.SUCCESS
	else
	    echo "make check FAILED" > $BASE/$TNAME/$RD.FAILED
	    ## add tails of failed test output to the log file (if any)
	    FT=`ls tests/*/*.fail tests/*.fail 2>/dev/null`
	    if [ -n "$FT" ]; then
		for ft in $FT; do
		    echo '#@2@#====== FAILED TEST: ' "$ft" '@#2#@' >> $BASE/$TNAME/$RD.check
		    tail -n 20 $ft >> $BASE/$TNAME/$RD.check
		done
	    fi
	fi
    else
	echo "make  FAILED" > $BASE/$TNAME/$RD.FAILED
    fi
else
    echo "Configure FAILED"
    echo "configure FAILED" > $BASE/$TNAME/$RD.FAILED
fi