void-packages/srcpkgs/bc/template

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# Template file for 'bc'
pkgname=bc
version=1.07.1
revision=4
build_style=gnu-configure
configure_args="--with-readline"
hostmakedepends="ed flex texinfo"
makedepends="readline-devel"
short_desc="Arbitrary precision numeric processing language"
maintainer="Enno Boland <gottox@voidlinux.org>"
license="GPL-3.0-or-later"
homepage="http://www.gnu.org/software/${pkgname}/"
distfiles="${GNU_SITE}/${pkgname}/${pkgname}-${version}.tar.gz"
checksum=62adfca89b0a1c0164c2cdca59ca210c1d44c3ffc46daf9931cf4942664cb02a
alternatives="
bc:bc:/usr/bin/gnu-bc
dc:dc:/usr/bin/gnu-dc"
disable_parallel_build=yes
if [ "$CROSS_BUILD" ]; then
hostmakedepends+=" bc"
pre_build() {
# dont run target built binary 'fbc';
# run host 'bc' instead
sed -i -e 's|^\(\s\+\)./fbc|\1bc|g' bc/Makefile
}
fi
do_build() {
make ${makejobs} LEX="flex -I"
}
do_check() {
# LFS tells us that there are 10 know failures
# What happens here
# 1. echo "quit" so bc will quit after running Test/checklib.b
# 2. tee to /dev/tty so the Maintainer will see the output of the tests
# 3. grep the Total failures for any number between 1 and 199
# 4. cut Total failures: from the numbers
# 5. use awk to sum the numbers
failures="$(echo "quit" | ./bc/bc -l Test/checklib.b | tee /dev/tty | grep 'Total failures: [1-9]\|1[0-9]\|1[0-9][0-9]' | cut -d: -f2 | awk '{s+=$1} END {print s}' )"
# 6. Check if there are more than then 10 Know test failures as pointed by LFS
# http://www.linuxfromscratch.org/lfs/view/development/chapter06/bc.html
if [ "$failures" -gt 10 ]; then
echo "THERE ARE MORE THAN THE 10 KNOW FAILURES"
return 1
else
echo "TESTS PASSED"
fi
}
post_install() {
mv ${DESTDIR}/usr/bin/{,gnu-}bc
mv ${DESTDIR}/usr/bin/{,gnu-}dc
}