#!/bin/sh

echorun()
{
	echo $1
	$1
}

compile()
{
	echorun "$cc $cflags $include $lflags -o $1.o $1.c $libs"
}

check_commands()
{
	for cmd in $@ ; do
		if [ ! `which $cmd` ] ; then
			echo "command $cmd didn't exist"
			exit
		fi
	done
}

cc='gcc'

os=`uname`
if [ "$os" = "FreeBSD" ] ; then
	cc="clang"
fi

check_commands pwd realpath dirname $cc

start=`pwd`
dir=`realpath $0`
dir=`dirname $dir`

echorun "cd $dir"

if [ "$1" = 'clean' ] ; then
	echorun "rm -f *.o libprb.a"
	echorun "cd $start"
	exit
fi

debug='-g'
release='-O2'
cflags="-c"
if [ "`echo \"$*\" | grep debug -`" ] ; then
	cflags="$debug $cflags"
else
	cflags="$release $cflags"
fi

srcs='
prbm
arena
prbs
linux
'

for src in $srcs ; do
	compile $src
done

echorun "ar rcs libprb.a \
	prbm \
	arena \
	prbs \
	linux"

echorun "cd $start"