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Diffstat (limited to 'devel/bmake/files/mk/mkopt.sh')
-rw-r--r-- | devel/bmake/files/mk/mkopt.sh | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/devel/bmake/files/mk/mkopt.sh b/devel/bmake/files/mk/mkopt.sh new file mode 100644 index 00000000000..7df45662aa1 --- /dev/null +++ b/devel/bmake/files/mk/mkopt.sh @@ -0,0 +1,103 @@ +: +# $Id: mkopt.sh,v 1.1.1.1 2020/05/24 05:35:53 nia Exp $ +# +# @(#) Copyright (c) 2014, Simon J. Gerraty +# +# This file is provided in the hope that it will +# be of use. There is absolutely NO WARRANTY. +# Permission to copy, redistribute or otherwise +# use this file is hereby granted provided that +# the above copyright notice and this notice are +# left intact. +# +# Please send copies of changes and bug-fixes to: +# sjg@crufty.net +# + +# handle WITH[OUT]_* options in a manner compatible with +# options.mk and bsd.mkopt.mk in recent FreeBSD + +# no need to be included more than once +_MKOPT_SH=: +_MKOPT_PREFIX=${_MKOPT_PREFIX:-MK_} + +# +# _mk_opt default OPT +# +# Set MK_$OPT +# +# The semantics are simple, if MK_$OPT has no value +# WITHOUT_$OPT results in MK_$OPT=no +# otherwise WITH_$OPT results in MK_$OPT=yes. +# Note WITHOUT_$OPT overrides WITH_$OPT. +# +# For backwards compatability reasons we treat WITH_$OPT=no +# the same as WITHOUT_$OPT. +# +_mk_opt() { + _d=$1 + _mo=${_MKOPT_PREFIX}$2 _wo=WITHOUT_$2 _wi=WITH_$2 + eval "_mov=\$$_mo _wov=\$$_wo _wiv=\$$_wi" + + case "$_wiv" in + [Nn][Oo]) _wov=no;; + esac + _v=${_mov:-${_wov:+no}} + _v=${_v:-${_wiv:+yes}} + _v=${_v:-$_d} + _opt_list="$_opt_list $_mo" + case "$_v" in + yes|no) ;; # sane + 0|[NnFf]*) _v=no;; # they mean no + 1|[YyTt]*) _v=yes;; # they mean yes + *) _v=$_d;; # ignore bogus value + esac + eval "$_mo=$_v" +} + +# +# _mk_opts default opt ... [default [opt] ...] +# +# see _mk_opts_defaults for example +# +_mk_opts() { + _d=no + for _o in "$@" + do + case "$_o" in + */*) # option is dirname default comes from basename + eval "_d=\$${_MKOPT_PREFIX}${_o#*/}" + _o=${_o%/*} + ;; + yes|no) _d=$_o; continue;; + esac + _mk_opt $_d $_o + done +} + +# handle either options.mk style OPTIONS_DEFAULT_* +# or FreeBSD's new bsd.mkopt.mk style __DEFAULT_*_OPTIONS +_mk_opts_defaults() { + _mk_opts no $OPTIONS_DEFAULT_NO $__DEFAULT_NO_OPTIONS \ + yes $OPTIONS_DEFAULT_YES $__DEFAULT_YES_OPTIONS \ + $OPTIONS_DEFAULT_DEPENDENT $__DEFAULT_DEPENDENT_OPTIONS +} + +case "/$0" in +*/mkopt*) + _list=no + while : + do + case "$1" in + *=*) eval "$1"; shift;; + --no|no) _list="$_list no"; shift;; + --yes|yes) _list="$_list yes"; shift;; + -DWITH*) eval "${1#-D}=1"; shift;; + [A-Z]*) _list="$_list $1"; shift;; + *) break;; + esac + done + _mk_opts $_list + ;; +esac + |