#!/bin/bash

 ROOT=$PWD

 REV=$1

 LOGFILE=${ROOT}/logs/${REV}.log

 function im-not-the-next() {

     for i in `ls queue`

     do

 	if [ $i -lt $REV ]; then

 	    true

 	    return

 	fi

     done

     false

 }

 function make-dir () {

     if [ ! -d $1 ]; then

 	mkdir $1

     fi

 }

 function makecheck () {

     if [ `which $(echo $CXX|cut -f1 -d' ' )` ]; then

 	make-dir $ODIR &&

 	cd $ODIR &&

 	time ../trunk/configure $* &&

 	time make check &&

 	cd .. 

     else

 	echo

 	echo '***************************************************************'

 	echo "  COMPILER $CXX CANNOT BE FOUND"

 	echo '***************************************************************'

 	echo

     fi

 }

 function check-compilers() {

 cd trunk &&

 autoreconf -vi &&

 cd .. &&

 ODIR=gcc-3.3 CXX=g++-3.3 CXXFLAGS='-W -Wall -Werror' makecheck --enable-demo --enable-benchmark --with-soplex=/usr/local/soplex &&

 ODIR=gcc-3.4 CXX=g++-3.4 CXXFLAGS='-W -Wall -Werror' makecheck --enable-demo --enable-benchmark --with-soplex=/usr/local/soplex &&

 ODIR=gcc-4.0 CXX=g++-4.0 CXXFLAGS='-W -Wall -Werror' makecheck --enable-demo --enable-benchmark --with-soplex=/usr/local/soplex &&

 ODIR=gcc-4.1 CXX=g++-4.1 CXXFLAGS='-W -Wall -Werror' makecheck --enable-demo --enable-benchmark --with-soplex=/usr/local/soplex &&

 # # ODIR=icc-8.0 CXX=icpc-8.0 CXXFLAGS='-Werror' makecheck --enable-demo --enable-benchmark &&

 # ODIR=icc-9.0 CXX='icpc-9.0' CXXFLAGS='-Werror' makecheck --enable-demo --enable-benchmark &&

 # ODIR=mingw CXX='g++' makecheck --with-msw --target=i586-mingw32msvc --host=i586-mingw32msvc --build=i386-linux --without-glpk &&

 echo &&

 echo '**********************************************************************' &&

 echo '   REPOSITORY SEEMS OK' &&

 echo '**********************************************************************' &&

 echo

 }

 if [ $# -eq 0 ]; then

     echo 'Usage:'

     echo '   commit-checker --init'

     echo '   commit-checker revision'

     exit 1

 elif [ $1 = '--init' ]; then

     rm -rf queue

     mkdir queue

     make-dir logs

     rm -rf trunk

     svn co https://lemon.cs.elte.hu/svn/hugo/trunk

     exit 0

 fi

 touch ${ROOT}/queue/$REV

 while im-not-the-next; do

     sleep 10

 done

 # echo RUN $REV

 svn up -r$REV trunk >${LOGFILE} 2>&1

 AUTHOR=`svn info trunk|grep 'Last Changed Author:'|cut -d ' ' -f 4`

 EMAIL=`awk '$1=="'${AUTHOR}'" {print $2}' <${ROOT}/e-mails`

 echo '

 *************************************************************

 Check revision '${REV}' of '${AUTHOR}' ('${EMAIL}')

 *************************************************************

 '>>${LOGFILE} 2>&1

 if check-compilers >>${LOGFILE} 2>&1

 then

     echo -n

 else

     echo 'Dear '${AUTHOR}',

 Your svn commit -r'${REV}' made the repository broken, or at least

 the compiler emits warnings during the build process.

 The compilation log is attached.

 Please fix the problem as soon as possible.

 Best regards,

 LEMON Commit Checking Service

 '|

     mail -a ${LOGFILE} -s '[LEMON-SVN] WARNING: Revision '${REV}' is broken' \

 	${EMAIL} alpar@cs.elte.hu

     echo 'Commit -r'${REV}' made the repository broken, or at least

 the compiler emits warnings during the build process.

 Do not update until this bug is fixed, unless you really need it.

 Best regards,

 LEMON Commit Checking Service

 '|

     mail -s 'WARNING: Revision '${REV}' is broken' \

 	${EMAIL} lemon-commits@lemon.cs.elte.hu

 fi

 #    rm ${LOGFILE}

 rm ${ROOT}/queue/$REV