#!/bin/bash

export CFLAGS="$CFLAGS -Wp,-D_FORTIFY_SOURCE=2 -O2"
export MAKEFLAGS="$MAKEFLAGS --no-print-directory"

help_all() {
	echo 
	echo "Usage: check <command>"
	echo 
	echo "Commands:"
	echo 
	echo "  ansi            Check using ansi compiler option"
	echo "  sysv            Check using sys-v semaphores"
	echo "  nosection       Check without gcc __attribute__(section)"
	echo "  noepoll         Check using poll (not epoll)"
	echo "  nogettime       Check without gettime()"
	echo "  notimerfd       Check without timerfd"
	echo "  bsd             Check with a bsd-like config"
	echo "  dist            do make distcheck"
	echo "  rpm             Run rpmlint"
	echo "  mock            Test doing a mock build"
	echo "  coverity        Run coverity"
	echo 
	echo "  help            This help"
	echo 
	exit 1
}

if [ $# -lt 1 ]
then
    help_all
fi

command=$1
shift
args="$@"

if [ -n "$(git rev-parse)" ] ; then
        perror "Must be inside a git repository to work"
        exit 1
fi

up=$(git rev-parse --show-cdup)
if [ "x$up" == "x" ] ; then
	up="."
fi
cd $up

set -e
if [ ! -e install-sh ]
then
	./autogen.sh
fi
if [ ! -e Makefile ]
then
	./configure --quiet
fi

check() {
	echo "./configure $1 --enable-fatal-warnings --quiet"
	echo "ENV CFLAGS=\"$CFLAGS\""
	echo "ENV MAKEFLAGS=\"$MAKEFLAGS\""
	( ./configure $1 --enable-fatal-warnings --quiet )
	make check
	if [ $? -ne 0 ]
	then
		echo "======================"
		echo failed: $1
		echo "======================"
		if [ -f tests/test-suite.log ]
		then
			cat tests/test-suite.log
		fi
		exit 1
	fi
}

check_ansi() {
	check "--enable-ansi"
}

check_nosection() {
	# no __attribute__((section))
	check "ac_cv_link_attribute_section=no"
}

check_sysv() {
	# use sys-v semaphores
	ORIG_CFLAGS=$CFLAGS
	export CFLAGS="$CFLAGS -DDISABLE_POSIX_THREAD_PROCESS_SHARED"
	check
	export CFLAGS=$ORIG_CFLAGS
}

check_notimerfd() {
	# no timerfd
	check "ac_cv_func_timerfd_create=no ac_cv_header_sys_timerfd_h=no"
}

check_nogettime() {
	# no clock_gettime
	check "ac_cv_func_clock_gettime=no"
}

check_noepoll() {
	# no epoll
	check "ac_cv_func_epoll_create1=no ac_cv_func_epoll_create=no"
}

check_bsd() {
	# bsd-like
	check "ac_cv_func_timerfd_create=no ac_cv_header_sys_timerfd_h=no ac_cv_func_clock_gettime=no ac_cv_func_epoll_create1=no ac_cv_func_epoll_create=no"
}

check_dist() {
	# normal configure with distcheck
	set +e
	./configure --quiet
	make distcheck
	set -e
}

check_rpm() {
	echo "checking rpm building"
	set +e
	make maintainer-clean
	./autogen.sh
	./configure --quiet
	make rpm
	echo
	sudo rpm -Uvf --force libqb-*.rpm
	echo rpmlint libqb
	rpmlint libqb
	echo rpmlint libqb-debuginfo
	rpmlint libqb-debuginfo
	echo rpmlint libqb-devel
	rpmlint libqb-devel
	set -e
}


check_mock() {
	echo "checking mock building"
	set +e
	make maintainer-clean
	rm -f *.rpm
	./autogen.sh
	./configure --quiet
	make srpm
	mock --no-clean --rebuild *.src.rpm
}

check_coverity() {
	make clean
	cov-build --dir=cov make
	cov-analyze --dir cov --concurrency --wait-for-license
	cov-format-errors --dir cov
}

check_abi() {
	ver1=$1
	ver2=$2

	TMPL=build-aux/abi-check-templ.xml
	checker=abi-compliance-checker

	mkdir -p abi_dumps/libqb
	for v in $ver1 $ver2
	do
		p=$(pwd)_inst_$v
		sed -e "s|@PREFIX@|$p|" -e "s|@VERSION@|$v|" $TMPL > abi_dumps/libqb/$v.xml
	done
	for v in $ver1 $ver2
	do
		p=$(pwd)_inst_$v
		t=v$v
		b=api-check-$v
		echo "== Version $v =="
		if [ ! -f abi_dumps/libqb/libqb_$v.abi.tar.gz ]
		then
			git checkout -B $b $t
			./autogen.sh
			./configure
			make
			make install DESTDIR=$p
			$checker -l libqb -dump_abi abi_dumps/libqb/$v.xml
		fi
	done

	$checker -l libqb \
	   -d1 abi_dumps/libqb/libqb_$ver1.abi.tar.gz \
	   -d2 abi_dumps/libqb/libqb_$ver2.abi.tar.gz

	google-chrome compat_reports/libqb/$ver1\_to_$ver2/abi_compat_report.html

	echo mv compat_reports/libqb/$ver1\_to_$ver2/abi_compat_report.html abi_compat_report_$ver1\_to_$ver2.html
	echo scp abi_compat_report_$ver1\_to_$ver2.html fedorahosted.org:quarterback
	git checkout master
}

check_all() {
		check_ansi
		check_nosection
		check_sysv
		check_noepoll
		check_nogettime
		check_notimerfd
		check_bsd
		check_dist
		check_rpm
}


case $command in
	help)
	help_all $args
	;;
	ansi)
		check_ansi
	;;
	nosection)
		check_nosection
	;;
	sysv)
		check_sysv
	;;
	noepoll)
		check_noepoll
	;;
	nogettime)
		check_nogettime
	;;
	bsd)
		check_bsd
	;;
	rpm)
		check_rpm
	;;
	mock)
		check_mock
	;;
	dist)
		check_dist
	;;
	notimerfd)
		check_notimerfd
	;;
	coverity)
		check_coverity
	;;
	abi)
		check_abi $args
	;;
	all)
		check_all
	;;
	*)
		help_all
	;;
esac
cd -
exit 0