Allow dispatched reswords to carry arguments. Fix a comment while here.

This commit is contained in:
Devin Teske 2014-03-07 20:12:59 +00:00
parent 5d5b721a4d
commit e5cb2e6913
2 changed files with 8 additions and 9 deletions

View File

@ -324,7 +324,7 @@ if [ "$pgm" != "bsdconfig" ]; then
[ "$pgm" = "$resword" ] || continue
# Found a match
f_dprintf "pgm=[%s] A valid resWord!" "$pgm"
f_dispatch $resword
f_dispatch $resword $resword "$@"
exit $?
done
fi

View File

@ -1,6 +1,6 @@
if [ ! "$_SCRIPT_SUBR" ]; then _SCRIPT_SUBR=1
#
# Copyright (c) 2012-2013 Devin Teske
# Copyright (c) 2012-2014 Devin Teske
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
@ -50,25 +50,23 @@ RESWORDS=
# Create a new `reserved' word for scripting purposes. Reswords call pre-
# defined functions but differ from those functions in the following ways:
#
# + Reswords do not take arguments but instead get all their data from
# the environment variable namespace.
# + Unless noError is set (must be non-NULL), if calling the resword
# results in failure, the application will terminate prematurely.
# + noError is unset after each/every resword is called.
#
# Reswords should not be used in bsdconfig itself (hence the name `reserved
# word') but instead only in scripts loaded through f_script_load()).
# word') but instead only in scripts loaded through f_script_load().
#
f_resword_new()
{
local resword="$1" func="$2"
[ "$resword" ] || return $FAILURE
f_dprintf "script.subr: New resWord %s -> %s" "$resword" "$func"
eval $resword\(\){ f_dispatch $func $resword\; }
eval $resword\(\){ f_dispatch $func $resword \"\$@\"\; }
RESWORDS="$RESWORDS${RESWORDS:+ }$resword"
}
# f_dispatch $func [$resword]
# f_dispatch $func $resword
#
# Wrapper function used by `reserved words' (reswords) to call other functions.
# If $noError is set and non-NULL, a failure result from $func is ignored,
@ -78,9 +76,10 @@ f_resword_new()
#
f_dispatch()
{
local func="$1" resword="${2:-$1}"
local func="$1" resword="$2"
shift 2 # func resword
f_dprintf "f_dispatch: calling resword \`%s'" "$resword"
eval $func
eval $func "$@"
local retval=$?
if [ $retval -ne $SUCCESS ]; then
local _ignore_this_error