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#
# . ./build.vars and set -o errexit -o noglob are assumed.
# See warning at the top of build.vars.
#
# N.B. URLs ($1) may contain `?' or '&' characters.
fetch() {
_f_url="${1}"; _f_sha256sum_src="${2}";
_f_url_dst="${DLCACHEDIR}/$(basename "${_f_url}")";
if [ -e ${_f_url_dst}.fetched ]; then
unset _f_url _f_sha256sum_src _f_url_dst;
return 0;
else
wget ${WGET_ARGS} -c -O ${_f_url_dst} "${_f_url}";
fi;
if [ -n "${_f_sha256sum_src}" ]; then
set -- $(openssl dgst -sha256 ${_f_url_dst}); shift $((${#}-1));
if [ "${_f_sha256sum_dst:=${1}}" != "${_f_sha256sum_src}" ]; then
log_msg failexit "Error: hash mismatch for URL \`${_f_url}' (is: ${_f_sha256sum_dst}, should be: ${_f_sha256sum_src}.)";
fi;
fi;
touch ${_f_url_dst}.fetched;
unset _f_url _f_url_dst _f_sha256sum_src _f_sha256sum_dst;
};
fetch_git() {
_fg_subdir="${1}"; _fg_url="${2}"; _fg_branch="${3}";
if [ -e "${DLCACHEDIR}/${_fg_subdir}" ]; then
cd ${DLCACHEDIR}/${_fg_subdir} &&\
git pull origin ${_fg_branch:-main} && cd ${OLDPWD};
else
git clone ${_fg_url} ${DLCACHEDIR}/${_fg_subdir};
if [ -n "${_fg_branch}" -a \
\( -z "${_fg_branch#main}" \) -a \
\( -z "${_fg_branch#master}" \) ]; then
cd ${DLCACHEDIR}/${_fg_subdir} &&\
git checkout -b ${_fg_branch} && cd ${OLDPWD};
fi;
fi;
secure_rm ${_fg_subdir};
cp -pr ${DLCACHEDIR}/${_fg_subdir} .;
};
is_build_script_done() {
if match_list "${ARG_RESTART}" , ${BUILD_PACKAGE_LC}; then
if [ -n "${ARG_RESTART_AT}" ] \
&& [ "${ARG_RESTART_AT}" != "${1}" ]; then
return 0; # Skip
else
return 1; # Build
fi;
elif [ -f ${WORKDIR}/.${2:-${BUILD_PACKAGE_LC}}.${1} ]; then
return 0; # Skip
else
return 1; # Build
fi;
};
log_env_vars() {
log_msg info "Variables for this ${1:-build}:"; shift;
while [ ${_lev_nvar:=0} -lt ${#} ]; do
_lev_arg="$(eval echo \${${_lev_nvar}})";
_lev_arg="${_lev_arg%%=*}";
if [ ${#_lev_arg} -gt ${_lev_arg_len_max:=0} ]; then
_lev_arg_len_max=${#_lev_arg};
fi; : $((_lev_nvar+=1));
done; unset _lev_nvar _lev_arg;
while [ ${#} -gt 0 ]; do
log_msg info "$(printf \
"%${_lev_arg_len_max}.${_lev_arg_len_max}s=%s" \
"${1%%=*}" "$(get_var_unsafe ${1#*=})")";
shift;
done; unset _lev_arg_len_max;
};
parse_with_pkg_name() {
PKG_NAME=${1}; shift;
_pwpn_pkg_name_uc=$(echo ${PKG_NAME} | tr a-z A-Z);
if [ -z "$(get_var_unsafe PKG_${_pwpn_pkg_name_uc}_URL)" ]; then
unset _pwpn_pkg_name_uc;
log_msg failexit "Error: package \`${PKG_NAME}' missing in build.vars.";
else
for _pwpn_vname in ${PKG_BUILD_VARS}; do
if [ -n "$(get_var_unsafe DEFAULT_${_pwpn_vname})" ]; then
export "PKG_${_pwpn_vname}=$(get_var_unsafe DEFAULT_${_pwpn_vname})";
fi;
if [ -n "$(get_var_unsafe ${BUILD_TARGET}_${_pwpn_vname})" ]; then
export "PKG_${_pwpn_vname}=$(get_var_unsafe ${BUILD_TARGET}_${_pwpn_vname})";
fi;
if [ "${BUILD}" = "debug" ] \
&& [ -n "$(get_var_unsafe PKG_${_pwpn_pkg_name_uc}_${_pwpn_vname}_DEBUG)" ]; then
export "PKG_${_pwpn_vname}=$(get_var_unsafe PKG_${_pwpn_pkg_name_uc}_${_pwpn_vname}_DEBUG)";
elif [ "${BUILD}" = "release" ] \
&& [ -n "$(get_var_unsafe PKG_${_pwpn_pkg_name_uc}_${_pwpn_vname}_RELEASE)" ]; then
export "PKG_${_pwpn_vname}=$(get_var_unsafe PKG_${_pwpn_pkg_name_uc}_${_pwpn_vname}_RELEASE)";
elif [ -n "$(get_var_unsafe PKG_${_pwpn_pkg_name_uc}_${_pwpn_vname})" ]; then
export "PKG_${_pwpn_vname}=$(get_var_unsafe PKG_${_pwpn_pkg_name_uc}_${_pwpn_vname})";
fi;
done; unset _pwpn_vname;
fi;
[ -z "${PKG_FNAME}" ] && PKG_FNAME=${PKG_URL##*/};
[ -z "${PKG_SUBDIR}" ] && PKG_SUBDIR=${PKG_FNAME%%.tar*};
[ -n "${PKG_ENV_VARS_EXTRA}" ] && set_env_vars_with_sep : "${PKG_ENV_VARS_EXTRA}";
for _pwpn_env_var in $(export); do
if [ "${_pwpn_env_var#PKG_}" != "${_pwpn_env_var}" ]; then
_pwpn_env_vars="${_pwpn_env_vars:+${_pwpn_env_vars} }${_pwpn_env_var%%=*}";
fi;
done;
if [ -n "${_pwpn_env_vars}" ]; then
log_env_vars "build" ${_pwpn_env_vars};
fi; unset _pwpn_pkg_name_uc _pwpn_env_var _pwpn_env_vars;
};
run_cmd_unsplit() {
_rcu_cmd=${1}; shift;
while [ ${#} -gt 0 ]; do
[ -n "${1}" ] &&\
_rcu_cmdline="${_rcu_cmdline:+${_rcu_cmdline}:}${1}";
shift;
done;
push_IFS :; ${_rcu_cmd} ${_rcu_cmdline}; _rcu_rc=$?; pop_IFS;
unset _rcu_cmd _rcu_cmdline; return ${_rcu_rc};
};
set_build_script_done() {
_sbsd_script_fname=${BUILD_PACKAGE_LC};
_sbsd_done_fname=${WORKDIR}/.${_sbsd_script_fname};
while [ $# -ge 1 ]; do
if [ "${1#-}" != "${1}" ]; then
secure_rm ${_sbsd_done_fname}.${1#-};
else
touch ${_sbsd_done_fname}.${1};
log_msg info "Finished build step ${1} of \`${_sbsd_script_fname}'.";
fi; shift;
done; unset _sbsd_script_fname _sbsd_done_fname;
};
set_env_vars_with_sep() {
_sevws_sep=${1}; shift; push_IFS ${_sevws_sep}; set -- ${1};
while [ ${#} -gt 0 ]; do
export "${1}"; shift;
done; unset _sevws_sep; pop_IFS;
};
# vim:filetype=sh
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