diff options
Diffstat (limited to 'subr/pkgtool_init.subr')
| -rw-r--r-- | subr/pkgtool_init.subr | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/subr/pkgtool_init.subr b/subr/pkgtool_init.subr new file mode 100644 index 00000000..da6a6640 --- /dev/null +++ b/subr/pkgtool_init.subr @@ -0,0 +1,133 @@ +# +# set +o errexit -o noglob is assumed. +# + +pkgtoolp_init_defaults() { + : ${ARCH:="nt64"}; : ${BUILD:="debug"}; : ${PKG_NAME:=""}; + : ${BUILD_WORKDIR:=""}; : ${PREFIX=""}; + ARG_RESTART_AT=""; ARG_UPDATE_DIFF=0; +}; + +pkgtoolp_init_env() { + local _fname="" _rc=0; _status=""; + if ! umask 022; then + printf "Error: failed to setup environment.\n"; exit 1; + else for _fname in $(find subr -name *.subr); do + if ! . "${_fname}"; then + printf "Error: failed to source \`%s'.\n" "${_fname}"; exit 1; + fi; + done; fi; + return "${_rc}"; +}; + +pkgtoolp_init_getopts() { + local _opt="" _shiftfl=0 _rc=0 OPTIND=0; _status=""; + while [ "${#}" -gt 0 ]; do + case "${1}" in + --update-diff) + ARG_UPDATE_DIFF=1; _shiftfl=1; ;; + --restart-at) + if [ "${#}" -lt 2 ]\ + || [ -z "${2}" ]; then + _rc=1; _status="Error: missing argument for option --restart-at."; + else + ARG_RESTART_AT="${2}"; _shiftfl=2; + fi; ;; + *) _shiftfl=0; ;; + esac; + if [ "${_rc:-0}" -ne 0 ]; then + break; + elif [ "${_shiftfl:-0}" -gt 0 ]; then + shift "${_shiftfl}"; continue; + elif getopts a:b:C:D:Fhp:Pr:R _opt; then + case "${_opt}" in + a) ARCH="${OPTARG}"; ;; + b) BUILD="${OPTARG}"; ;; + h) pkgtoolp_usage; exit 0; ;; + *) pkgtoolp_usage; exit 1; ;; + esac; shift $((${OPTIND}-1)); OPTIND=1; + else + break; + fi; + done; + if [ "${_rc}" -eq 0 ]; then + while [ "${#}" -gt 0 ]; do + case "${1}" in + *=*) rtl_set_var_unsafe "${1%%=*}" "${1#*=}"; ;; + *) if [ "${#}" -ne 1 ]; then + _rc=1; _status="Error: invalid argument \`${1}'."; + fi; break; ;; + esac; shift; done; + if [ "${_rc:-0}" -eq 0 ]; then + if [ "${#}" -ne 1 ]\ + && [ -z "${PKG_NAME}" ]; then + _rc=1; _status="Error: missing package name."; + elif [ "${#}" -eq 1 ]; then + PKG_NAME="${1}"; + fi; + fi; + fi; + return "${_rc}"; +}; + +pkgtoolp_init_prereqs() { + local _cmd="" _cmds_missing="" _rc=0; _status=""; + for _cmd in \ + awk bunzip2 cat chmod cmake cp date find flock g++ \ + gcc git grep gunzip gzip hostname install kill \ + ln lzip make mkdir mkfifo mv paste patch perl \ + pgrep pkill printf readlink rm sed seq sha256sum \ + sort stat tail tar test touch tr wget xz zip; do + if ! which "${_cmd}" >/dev/null 2>&1; then + _cmds_missing="${_cmds_missing:+${_cmds_missing} }${_cmd}"; + fi; + done; + if [ -n "${_cmds_missing}" ]; then + _rc=1; _status="Error: missing prerequisite package(s): ${_cmds_missing}"; + elif ! awk -V 2>/dev/null | grep -q "^GNU Awk "; then + _rc=1; _status="Error: awk(1) in \$PATH must be GNU Awk."; + elif ! sed --version 2>/dev/null | grep -q "^GNU sed "; then + _rc=1; _status="Error: sed(1) in \$PATH must be GNU sed."; + fi; + return "${_rc}"; +}; + +pkgtoolp_init_vars() { + local _rc=0; _status=""; + if ! rtl_lmatch "${ARCH}" "nt32 nt64"; then + _rc=1; _status="Error: invalid architecture \`${ARCH}'."; + elif ! rtl_lmatch "${BUILD}" "debug release"; then + _rc=1; _status="Error: unknown build type \`${BUILD}'."; + else case "${ARCH}" in + nt32) DEFAULT_TARGET="i686-nt32-midipix"; ;; + nt64) DEFAULT_TARGET="x86_64-nt64-midipix"; ;; + esac; + rtl_fileop source_opt \ + "${HOME}/midipix_build.vars" "${HOME}/.midipix_build.vars" \ + ../midipix_build.vars ./midipix.env; + if [ -z "${PREFIX}" ]; then + _rc=1; _status="Error: \${PREFIX} empty or unset."; + fi; fi; + return "${_rc}"; +}; + +pkgtoolp_usage() { + echo "usage: ./pkgtool.sh [-a nt32|nt64] [-b debug|release] name" >&2; +}; + +pkgtool_init() { + local _fname="" _rc=0 _status=""; + if ! pkgtoolp_init_env \ + || ! pkgtoolp_init_defaults \ + || ! pkgtoolp_init_getopts "${@}" \ + || ! pkgtoolp_init_prereqs \ + || ! pkgtoolp_init_vars; then + _rc="${?}"; rtl_log_msg fail "${_status}"; exit "${_rc}"; + elif [ -n "${_status}" ]; then + rtl_log_msg info "${_status}"; exit 0; + else + return "${_rc}"; + fi; +}; + +# vim:filetype=sh |