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-rw-r--r--build.subr172
1 files changed, 90 insertions, 82 deletions
diff --git a/build.subr b/build.subr
index fc6ee404..2c7fd0c0 100644
--- a/build.subr
+++ b/build.subr
@@ -15,15 +15,25 @@ get_postfix() { echo "${1#*${2}}"; };
get_prefix() { echo "${1%${2}*}"; };
match_any() { [ "x${1#*${2}*}" != "x${1}" ]; };
match_start() { [ "x${1#${2}}" != "x${1}" ]; };
-push_IFS() { _IFS="${IFS}"; IFS="${1}"; };
-pop_IFS() { IFS="${_IFS}"; unset _IFS; };
-set_build_dir() { BUILD_DIR=${1}-${2}-${TARGET}; };
+push_IFS() { _pI_IFS="${IFS}"; IFS="${1}"; };
+pop_IFS() { IFS="${_pI_IFS}"; unset _pI_IFS; };
+set_build_dir() { PKG_BUILD_DIR=${1}-${2}-${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; };
+export_vars_subst() {
+ _evs_pfx=${1}; _evs_pfx_new=${2}; shift 2;
+ while [ ${#} -gt 0 ]; do
+ if [ -n "${_evs_vval:=$(get_var ${_evs_pfx}${1})}" ]; then
+ export "${_evs_pfx_new}${1}=${_evs_vval}";
+ fi; unset _evs_vval; shift;
+ done; unset _evs_pfx _evs_pfx_new;
+};
+
rm_if_exists() {
- set_flag_vars_from_args "$@"; shift ${_nshift:-0};
+ set_flag_vars_from_args "$@"; shift ${_sfvfa_nshift:-0};
[ -d ${1} ] && rm -rf ${1}; [ -f ${1} ] && rm -f ${1};
[ ${_arg_m:-0} -eq 1 ] && mkdir ${1};
[ ${_arg_c:-0} -eq 1 ] && cd ${1};
@@ -31,26 +41,26 @@ rm_if_exists() {
};
set_flag_vars_from_args() {
- unset _flag_vars _nshift;
+ unset _sfvfa_flag_vars _sfvfa_nshift;
while [ ${#} -gt 1 ]; do
if [ "x${1%[a-z]}" = "x-" ]; then
set_var _arg_${1#-} 1;
- _flag_vars="${_flag_vars:+${_flag_vars} }_arg_${1#-}";
- : $((_nshift+=1));
+ _sfvfa_flag_vars="${_sfvfa_flag_vars:+${_sfvfa_flag_vars} }_arg_${1#-}";
+ : $((_sfvfa_nshift+=1));
fi; shift;
done;
};
unset_flag_vars_from_args() {
- set -- ${_flag_vars}; while [ ${#} -gt 0 ]; do
- unset ${1}; shift; done; unset _flag_vars _nshift;
+ set -- ${_sfvfa_flag_vars}; while [ ${#} -gt 0 ]; do
+ unset ${1}; shift; done; unset _sfvfa_flag_vars _sfvfa_nshift;
};
set_env_vars() {
- _val_new="${1}"; shift;
+ _sev_val_new="${1}"; shift;
while [ ${#} -gt 1 ]; do
- [ -z "${_val_new}" ] && unset ${1} ||\
- export "${1}=${_val_new}"; shift;
- done; unset _val_new;
+ [ -z "${_sev_val_new}" ] && unset ${1} ||\
+ export "${1}=${_sev_val_new}"; shift;
+ done; unset _sev_val_new;
};
@@ -59,25 +69,24 @@ set_env_vars() {
apply_patches() {
(rm_if_exists -m -c ${2}-patches-extra;
wget -c -nd -np -r -R \*.htm\* -R \*.sig ${1};
- for _patch_fname in \
+ for _ap_patch_fname in \
$(find . -type f -not -iname \*.sig | sort); do
- patch -b -d ../${2} -p0 \
- < ${_patch_fname};
- done; unset _patch_fname);
+ patch -b -d ../${2} -p0 < ${_ap_patch_fname};
+ done; unset _ap_patch_fname);
};
# Check whether all supplied arguments contain non-empty valid values.
check_path_vars() {
while [ ${#} -gt 0 ]; do
- unset _val;
- if [ -z "${_val:=$(get_var "${1}")}" ]; then
+ if [ -z "${_cpv_val:=$(get_var "${1}")}" ]; then
log_msg failexit "Error: variable \`${1}' is empty or unset.";
- elif match_any "${_val}" " "; then
+ elif match_any "${_cpv_val}" " "; then
log_msg failexit "Error: variable \`${1}' contains one or more whitespace characters.";
else
shift;
fi;
- done; unset _val;
+ unset _cpv_val;
+ done;
};
# Check whether all supplied command names resolve.
@@ -92,15 +101,15 @@ check_prereqs() {
# Clear the environment by unsetting each exported variable except
# for those named by the caller.
clear_env_with_except() {
- _vfilter="${*}"; _unset_cmds="$(mktemp -q)";
- export | while read _vspec; do
- set -- ${_vspec}; shift;
- if ! match_list "${_vfilter}" " " \
+ _cewe_vfilter="${*}"; _cewe_unset_cmds="$(mktemp -q)";
+ export | while read _cewe_vspec; do
+ set -- ${_cewe_vspec}; shift;
+ if ! match_list "${_cewe_vfilter}" " " \
$(get_prefix_lrg ${1} =); then
- echo unset $(get_prefix_lrg ${1} =) >> ${_unset_cmds};
+ echo unset $(get_prefix_lrg ${1} =) >> ${_cewe_unset_cmds};
fi;
- done; . "${_unset_cmds}"; rm -f "${_unset_cmds}" 2>/dev/null;
- unset _vfilter _vspec;
+ done; . "${_cewe_unset_cmds}"; rm -f "${_cewe_unset_cmds}" 2>/dev/null;
+ unset _cewe_vfilter _cewe_vspec;
};
fetch() {
@@ -147,37 +156,37 @@ is_build_script_done() {
fi;
};
set_build_script_done() {
- _script_fname=${SCRIPT_FNAME##*/};
- _done_fname=${WORKDIR}/.${_script_fname%.build};
+ _sbsd_script_fname=${SCRIPT_FNAME##*/};
+ _sbsd_done_fname=${WORKDIR}/.${_sbsd_script_fname%.build};
while [ $# -ge 1 ]; do
if [ "x${1#-}" != "x${1}" ]; then
- rm -f ${_done_fname}.${1#-};
+ rm -f ${_sbsd_done_fname}.${1#-};
else
- touch ${_done_fname}.${1};
- log_msg info "Finished build step ${1} of build script \`${_script_fname}'.";
+ touch ${_sbsd_done_fname}.${1};
+ log_msg info "Finished build step ${1} of build script \`${_sbsd_script_fname}'.";
fi; shift;
- done;
- unset _script_fname _done_fname;
+ done; unset _sbsd_script_fname _sbsd_done_fname;
};
log_env_vars() {
log_msg info "Variables for this build:";
- while [ ${_nvar:=0} -lt ${#} ]; do
- _arg="$(eval echo \${${_nvar}})"; _arg="${_arg%%=*}";
- if [ ${#_arg} -gt ${_arg_len_max:=0} ]; then
- _arg_len_max=${#_arg};
- fi; : $((_nvar+=1));
- done; unset _nvar _arg;
+ 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 \
- "%${_arg_len_max}.${_arg_len_max}s=%s" \
+ log_msg info "$(printf \
+ "%${_lev_arg_len_max}.${_lev_arg_len_max}s=%s" \
"${1%%=*}" "$(get_var ${1#*=})")";
shift;
- done; unset _arg_len_max;
+ done; unset _lev_arg_len_max;
};
log_msg() {
- _lvl=${1}; shift;
- case ${_lvl} in
+ _lm_lvl=${1}; shift;
+ case ${_lm_lvl} in
failexit) printf "\033[${LOG_MSG_FAIL_COLOUR}m"; ;;
fail) printf "\033[${LOG_MSG_FAIL_COLOUR}m"; ;;
info) printf "\033[${LOG_MSG_INFO_COLOUR}m"; ;;
@@ -187,65 +196,64 @@ log_msg() {
printf "==> %s %s %s\033[0m\n" "$(date "${TIMESTAMP_FMT}")" "${1}" "$*";
else
printf "==> %s %s\033[0m\n" "$(date "${TIMESTAMP_FMT}")" "${1}";
- fi; [ ${_lvl} = failexit ] && exit 1 || unset _lvl;
+ fi; [ ${_lm_lvl} = failexit ] && exit 1 || unset _lm_lvl;
};
match_list() {
- _cmp="${3}"; push_IFS "${2}"; set -- ${1}; pop_IFS;
+ _ml_cmp="${3}"; push_IFS "${2}"; set -- ${1}; pop_IFS;
while [ ${#} -gt 0 ]; do
- if [ "x${1}" = "x${_cmp}" ]; then
- unset _cmp; return 0;
+ if [ "x${1}" = "x${_ml_cmp}" ]; then
+ unset _ml_cmp; return 0;
fi; shift;
- done; unset _cmp; return 1;
+ done; unset _ml_cmp; return 1;
};
parse_args_into_vars() {
- _arg0="${1}"; _args_valid="${2}"; shift 2;
+ _paiv_arg0="${1}"; _paiv_args_valid="${2}"; shift 2;
while [ $# -gt 0 ]; do
case "${1}" in
- --*) _aname="${1#--}";
- if ! match_list "${_args_valid}" , "${_aname%%=*}"; then
- log_msg failexit "Unknown parameter --${_aname%%=*} specified.";
- elif match_start "${_aname}" "*="; then
- _aval="$(get_postfix "${_aname}" =)";
- _aname="$(get_prefix_lrg "${_aname}" =)";
+ --*) _paiv_aname="${1#--}";
+ if ! match_list "${_paiv_args_valid}" , "${_paiv_aname%%=*}"; then
+ log_msg failexit "Unknown parameter --${_paiv_aname%%=*} specified.";
+ elif match_start "${_paiv_aname}" "*="; then
+ _paiv_aval="$(get_postfix "${_paiv_aname}" =)";
+ _paiv_aname="$(get_prefix_lrg "${_paiv_aname}" =)";
else
- _aval=1;
+ _paiv_aval=1;
fi;
- set_var $(echo arg_${_aname} | tr a-z- A-Z_) "${_aval}";
+ set_var $(echo arg_${_paiv_aname} | tr a-z- A-Z_) "${_paiv_aval}";
shift; ;;
*=*) set_var "$(get_prefix_lrg "${1}" =)"\
"$(get_postfix "${1}" =)"; shift; ;;
*) log_msg failexit "Invalid or unknown command line argument \`${1}'."; ;;
esac;
- done; unset _arg0 _args_valid _aname _aval;
+ done; unset _paiv_arg0 _paiv_args_valid _paiv_aname _paiv_aval;
};
parse_with_pkg_name() {
- PKG_NAME=${1}; shift;
- while [ $# -ge 0 ]; do
+ PKG_LVL=${1}; PKG_NAME=${2}; shift 2;
+ while [ ${#} -ge 0 ]; do
if [ "x${PKG_NAME}" = "x${1}" ]; then
- _pkg_NAME=$(echo "${PKG_NAME}" | tr a-z A-Z);
- for _vname in ${PKG_VARS}; do
- _vNAME=$(echo "${_vname}" | tr a-z A-Z);
- if [ -n "${_vval:=$(get_var PKG_${_pkg_NAME}_${_vNAME})}" ]; then
- export PKG_${_vNAME}="${_vval}";
- if [ "x${_vname#[A-Z]}" != "x${_vname}" ]; then
- export ${_vname}="${_vval}";
- fi;
- else
- unset PKG_${_vNAME};
- fi; unset _vval;
- done; unset _pkg_NAME _vname _vNAME;
- if [ -z "${PKG_URL}" ]; then
- return 1;
- else
- [ -z "${PKG_FNAME}" ] && PKG_FNAME=${PKG_URL##*/};
- [ -z "${PKG_SUBDIR}" ] && PKG_SUBDIR=${PKG_FNAME%%.tar*};
- return 0;
- fi;
+ export_vars_subst PKG_LVL${PKG_LVL}_ PKG_ ${PKG_BUILD_VARS};
+ export_vars_subst PKG_$(echo ${PKG_NAME} | tr a-z A-Z)_ PKG_ ${PKG_BUILD_VARS};
+ [ -z "${PKG_URL}" ] && return 1;
+ [ -z "${PKG_FNAME}" ] && PKG_FNAME=${PKG_URL##*/};
+ [ -z "${PKG_SUBDIR}" ] && PKG_SUBDIR=${PKG_FNAME%%.tar*};
+ [ -n "${PKG_ENV_VARS_EXTRA}" ] && export ${PKG_ENV_VARS_EXTRA};
+ return 0;
fi; shift;
done; return 1;
};
+run_cmd_unsplit() {
+ _rcu_cmd=${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};
+};
+
# vim:filetype=sh
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-02 00:34:27 +0000