Lakka-LibreELEC/get_libretro_tarball.sh
Tomáš Kelemen 3c96229922
create / get libretro tarball (#1172)
two new tools:
create_libretro_tarballs.sh: creates a tarball of already existing
folder with cloned repository for future re-use

get_libretro_tarball.sh: retrieves a tarball from a mirror in case a
specific version cannot be checked-out by the buildsystem

create_libretro_tarballs.sh should be run by the mainteners on regular
basis, so there are backups of most versions of used libretro
packages/cores

get_libretro_tarball.sh should be run by a builder in case the build
errors due to non-existent hash in cloned repository
2021-02-07 01:31:55 +02:00

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#!/bin/bash
# This script downloads a tarball of libretro package (packages/libretro) and extracts
# this tarball to sources/<package> folder.
# It is usefull in cases when the core repository was force-pushed and it is not possible
# to clone / checkout the the desired commit, which breaks the build.
# Where are the tarballs hosted
URL="https://nightly.builds.lakka.tv"
# Check arguments and print usage
[ $# -ne 1 ] && {
echo "Usage:"
echo "$0 <package>"
echo ""
echo "Downloads tarballs from ${URL} and extracts it in sources/<package> folder"
exit 1
}
PKG=${1}
# Check if there is such package
[ ! -d packages/libretro/${PKG} ] && {
echo "There is no package '${PKG}' in packages/libretro"
exit 2
}
# Check if we have package.mk
[ ! -f packages/libretro/${PKG}/package.mk ] && {
echo "Missing package.mk in packages/libretro/${PKG}"
exit 3
}
# Import package properties
source packages/libretro/${PKG}/package.mk 2>&1 >/dev/null
# Check for package version
[ -z "${PKG_VERSION}" ] && {
echo "No PKG_VERSION set in packages/libretro/${PKG}/package.mk"
exit 4
}
LINK=${URL}/sources/${PKG}/${PKG}-${PKG_VERSION}.tar.xz
FILENAME=sources/${PKG}/${PKG}-${PKG_VERSION}.tar.xz
# Do not continue when a tarball is already present in the sources folder
# (also safety catch in case this script is started on the server, where the tarballs are hosted)
[ -f ${FILENAME} ] && {
echo "There is already ${FILENAME} - remove it and try again"
exit 5
}
# Create folder in case it does not exist already
if [ ! -d sources/${PKG} ]
then
if [ ! -f sources/${PKG} ]
then
mkdir -p sources/${PKG}
else
echo "Cannot create folder sources/$PKG - file exists"
exit 6
fi
fi
# Check if we have wget and tar
for PRG in wget tar
do
[ -z "$(which ${PRG} 2>/dev/null)" ] && {
echo "Please install ${PRG}"
exit 7
}
done
# Download the tarball
echo "Downloading to ${FILENAME} ..."
wget --quiet -O ${FILENAME} ${LINK}
[ ${?} -gt 0 ] && {
echo "Error downloading ${LINK}"
exit 8
}
# Extract the tarball
echo "Extracting..."
tar xf ${FILENAME} -C sources/${PKG}
[ ${?} -gt 0 ] && exit $?
# And we are done
echo "Done"