#!/bin/sh

if [ -e bin/emud ] 
then
	echo "Making backup first..."
	cp bin/emud bin/old_emud
fi

cd src
echo -n "
installing. [compiling]"
nice -n 19 make 1>/dev/null 2>src_err.txt
echo -n "
installing. [sync]     "
nice -n 19 sync
echo -n "
installing. [du1]      "
SIZE=`du -h ../bin/emud`
echo -n "
installing. [strip]    "
nice -n 19 strip ../bin/emud*
echo -n "
installing. [du2]      "
NWSIZE=`du -h ../bin/emud`
echo -n "
installing. [cp]       "
nice -n 19 cp ../bin/emud ../bin/next_emud
if ! test -s src_err.txte
then
	echo -n "
installing. [rm]       "
	rm src_err.txt
else
	echo -n "
installing.            "
fi
echo "
installing. [done]     "
echo "Size of bin/emud (1) before stripping, (2) after stripping :"
echo ${SIZE}
echo ${NWSIZE}
if [ -e src_err.txt ]
then
	WARNING=`grep "warning" src_err.txt | wc -l`
	ERRORS=`grep "error" src_err.txt | wc -l`
else
	WARNING=0
     ERRORS=0
fi


echo "This compile gave :"
echo "- ${WARNING} warnings."
echo "- ${ERRORS} errors."
cd ..


if [ -e bin/next_emud ]
then
	if [ -e bin/current_emud ]
	then
		nice -n 19 diff bin/current_emud bin/next_emud 1>bin/hotboot.txt
		if test -s bin/hotboot.txt
		then
			nice -n 19 rm bin/current_emud
			nice -n 19 cp bin/next_emud bin/current_emud
		fi
		rm bin/hotboot.txt
	fi
fi