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#
# set -o errexit -o noglob are assumed.
#
# N.B. URLs ($1) may contain `?' or '&' characters.
pkgp_fetch() {
local _url="${1}" _sha256sum_src="${2}";
if [ -z "${3}" ]; then
_url_dst="${DLCACHEDIR}/$(basename "${_url}")";
else
_url_dst="${DLCACHEDIR}/${3}";
fi;
if [ ${ARG_OFFLINE:-0} -eq 1 ]\
|| [ -e ${_url_dst}.fetched ]; then
return 0;
else
wget ${WGET_ARGS} -c -O ${_url_dst} "${_url}";
fi;
if [ -n "${_sha256sum_src}" ]; then
set -- $(openssl dgst -sha256 ${_url_dst}); shift $((${#}-1));
if [ "${_sha256sum_dst:=${1}}" != "${_sha256sum_src}" ]; then
if [ ${ARG_IGNORE_SHA256SUMS:-0} -eq 0 ]; then
log_msg failexit "Error: hash mismatch for URL \`${_url}' (is: ${_sha256sum_dst}, should be: ${_sha256sum_src}.)";
else
log_msg warn "Warning: hash mismatch for URL \`${_url}' (is: ${_sha256sum_dst}, should be: ${_sha256sum_src}.)";
fi;
fi;
fi;
touch ${_url_dst}.fetched;
};
pkgp_fetch_git() {
local _subdir="${1}" _url="${2}" _branch="${3}";
if [ ${ARG_OFFLINE:-0} -eq 0 ]; then
if [ -e "${DLCACHEDIR}/${_subdir}" ]; then
build_fileop cd ${DLCACHEDIR}/${_subdir} &&\
git pull origin ${_branch:-main} &&\
build_fileop cd ${OLDPWD};
else
git clone ${_url} ${DLCACHEDIR}/${_subdir};
if [ -n "${_branch}" -a \
\( -z "${_branch#main}" \) -a \
\( -z "${_branch#master}" \) ]; then
build_fileop cd ${DLCACHEDIR}/${_subdir} &&\
git checkout -b ${_branch} &&\
build_fileop cd ${OLDPWD};
fi;
fi;
fi;
build_fileop rm ${_subdir};
build_fileop cp ${DLCACHEDIR}/${_subdir} .;
};
pkgp_fetch_urls_git() {
local _url_spec _subdir _url _git_branch;
for _url_spec in "${@}"; do
_subdir=${_url_spec%=*};
_url=${_url_spec#*=};
_url=${_url%@*};
if [ "${_url_spec#*@}" != "${_url_spec}" ]; then
_git_branch=${_url_spec#*@};
fi;
pkgp_fetch_git ${_subdir} ${_url} ${_git_branch};
done;
};
pkg_fetch() {
if [ -n "${1}" ]; then
if [ "${1}" = "-git" ]; then
shift; pkgp_fetch_urls_git ${1};
else
pkgp_fetch ${1} ${2};
fi;
else
if [ -n "${PKG_URL}" ]; then
pkgp_fetch ${PKG_URL} ${PKG_SHA256SUM} ${PKG_FNAME};
fi;
if [ -n "${PKG_URLS_GIT}" ]; then
pkgp_fetch_urls_git ${PKG_URLS_GIT};
fi;
fi;
};
# vim:filetype=sh
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