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#
# . ./build.vars and set -o errexit -o noglob are assumed.
# See warning at the top of build.vars.
#
date() { command date +"${1:-${TIMESTAMP_FMT}}"; };
get_var_unsafe() { eval echo \${${1}}; };
set_var_unsafe() { eval ${1}=\"${2}\"; };
push_IFS() { _pI_IFS="${IFS}"; IFS="${1}"; };
pop_IFS() { IFS="${_pI_IFS}"; unset _pI_IFS; };
set_build_dir() { PKG_BUILD_DIR=${1}-${2}-${PKG_TARGET}; };
split() { push_IFS "${1}"; set -- ${2}; pop_IFS; echo "${*}"; };
test_cmd() { command -v "${1}" >/dev/null; };
unsplit() { push_IFS "${1}"; shift; set -- "${@}"; echo "${*}"; pop_IFS; };
get_vars_unsafe() {
while [ ${#} -gt 0 ]; do
_gvu_vval="$(eval echo \${${1}})";
[ -z "${_gvu_vval}" ] || _gvu_vval_="${_gvu_vval}";
shift;
done; echo "${_gvu_vval_}";
unset _gvu_vval _gvu_vval_;
};
log_msg() {
_lm_lvl=${1}; shift;
if [ "${_lm_lvl#v}" != "${_lm_lvl}" ]\
&& [ ${ARG_VERBOSE:-0} -eq 0 ]; then
return;
fi;
case ${_lm_lvl} in
failexit) printf "\033[0m\033[${LOG_MSG_FAIL_COLOUR}m"; ;;
fail) printf "\033[0m\033[${LOG_MSG_FAIL_COLOUR}m"; ;;
info) printf "\033[0m\033[${LOG_MSG_INFO_COLOUR}m"; ;;
vnfo) printf "\033[0m\033[${LOG_MSG_INFO_COLOUR}m"; ;;
succ) printf "\033[0m\033[${LOG_MSG_SUCC_COLOUR}m"; ;;
warn) printf "\033[0m\033[${LOG_MSG_WARN_COLOUR}m"; ;;
varn) printf "\033[0m\033[${LOG_MSG_WARN_COLOUR}m"; ;;
esac;
if [ $# -gt 1 ]; then
printf "==> %s %s %s\033[0m\n" "$(date "${TIMESTAMP_FMT}")" "${1}" "$*";
else
printf "==> %s %s\033[0m\n" "$(date "${TIMESTAMP_FMT}")" "${1}";
fi; [ ${_lm_lvl} = failexit ] && exit 1 || unset _lm_lvl;
};
insecure_mkdir() {
while [ ${#} -gt 0 ]; do
if [ -z "${1}" ]; then
return 1;
elif [ ! -e "${1}" ]; then
log_msg varn "Making directory \`${1}'.";
mkdir -p -- "${1}";
fi; shift;
done;
};
match_list() {
_ml_cmp="${3}"; push_IFS "${2}"; set -- ${1}; pop_IFS;
while [ ${#} -gt 0 ]; do
if [ "${1}" = "${_ml_cmp}" ]; then
unset _ml_cmp; return 0;
fi; shift;
done; unset _ml_cmp; return 1;
};
secure_cd() {
if [ \( -z "${1}" \) -o \( ! -e "${1}" \) ]; then
return 1;
else
(cd "${1}"; [ "${PWD#${PREFIX_ROOT}}" = "${PWD}" ] &&\
return 1 || return 0);
if [ ${?} -eq 0 ]; then
log_msg varn "Changing working directory to \`${1}'.";
cd -- "${1}";
else
log_msg failexit "secure_cd() called with pathname \`${1}' not below \${PREFIX_ROOT} (${PREFIX_ROOT}). This is a bug.";
fi;
fi;
};
secure_rm() {
while [ ${#} -gt 0 ]; do
if [ -z "${1}" ]; then
return 1;
elif [ -e "${1}" ]; then
if [ -d "${1}" ]; then
_sr_pname_check="${1}";
else
_sr_pname_check="$(dirname "${1}")";
fi;
(cd "${_sr_pname_check}"; [ "${PWD#${PREFIX_ROOT}}" = "${PWD}" ] &&\
return 1 || return 0);
if [ ${?} -eq 0 ]; then
unset _sr_pname_check;
log_msg varn "Removing directory or file \`${1}'.";
rm -rf -- "${1}";
else
log_msg failexit "secure_rm() called with pathname \`${1}' not below \${PREFIX_ROOT} (${PREFIX_ROOT}). This is a bug.";
fi;
fi; shift;
done;
};
is_build_script_done() {
if [ "${1}" = "clean" ]; then
if match_list "${ARG_RESTART}" , ${BUILD_PACKAGE_LC} \
&& [ -n "${ARG_RESTART_AT}" ] \
&& match_list "${ARG_RESTART_AT}" , "${1}"; then
return 1; # Build
else
return 0; # Skip
fi;
elif [ "${ARG_RESTART}" = "ALL" ]; then
return 1; # Build
elif match_list "${ARG_RESTART}" , ${BUILD_PACKAGE_LC}; then
if [ -n "${ARG_RESTART_AT}" ]; then
if [ "${ARG_RESTART_AT}" = "ALL" ]; then
return 1; # Build
elif match_list "${ARG_RESTART_AT}" , "${1}"; then
return 1; # Build
else
return 0; # Skip
fi;
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_${_pwpn_pkg_name_uc}_URL)" ]\
&& [ -z "$(get_var_unsafe PKG_${_pwpn_pkg_name_uc}_URLS_GIT)" ]\
&& [ -z "$(get_var_unsafe PKG_${_pwpn_pkg_name_uc}_VERSION)" ]; then
unset _pwpn_pkg_name_uc;
log_msg failexit "Error: package \`${PKG_NAME}' missing in build.vars.";
else
for _pwpn_vname in ${PKG_BUILD_VARS}; do
if [ -n "$(get_var_unsafe DEFAULT_${_pwpn_vname})" ]; then
set_var_unsafe PKG_${_pwpn_vname} "$(get_var_unsafe DEFAULT_${_pwpn_vname})";
fi;
if [ -n "$(get_var_unsafe ${BUILD_TARGET}_${_pwpn_vname})" ]; then
set_var_unsafe 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
set_var_unsafe 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
set_var_unsafe PKG_${_pwpn_vname} "$(get_var_unsafe PKG_${_pwpn_pkg_name_uc}_${_pwpn_vname}_RELEASE)";
elif [ -n "$(get_var_unsafe PKG_${_pwpn_pkg_name_uc}_${_pwpn_vname})" ]; then
set_var_unsafe PKG_${_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 $(set); do
if [ "${_pwpn_env_var#PKG_${_pwpn_pkg_name_uc}}" != "${_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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