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|
#! /bin/sh
noise_set() { # set a variable
case "$1" in
(-q|--quiet) echo=: ; shift ;;
(*) echo=echo ;;
esac
case $# in
(0) ## print all noise variables
env | sed -n '
s/^noise_\([[:alnum:]_]\+\)=\(.*\)$/[35;4m\1[;35m = [32m\2[m/p
' | sort
;;
(1) ## print value the specified variable
eval "echo \"[35;4m$1[0;35m = [0;32m\$noise_$1[m\""
;;
(*) ## set the specified variable
if echo "$1" | grep -q '[^[:alnum:]_]' ; then
fail invalid variable name "[4m$1"
return 23
fi
eval "old=\"\$noise_$1\""
if test "x$old" = "x$2" ; then
eval "$echo \"[35;4m$1[0;35m is already [0;32m$2[m\""
elif test -z "$old" ; then
eval "export noise_$1='$2' ; $echo \
\"[35;4m$1[0;35m set to [0;32m$2[m\""
else
eval "export noise_$1='$2' ; $echo \
\"[35;4m$1[0;35m changed from $old to [0;32m$2[m\""
fi
## write variable to $env
if grep -q "^$1=" "$env" ; then
cache="`cat $env`"
echo "$cache" |
sed "s'^\($1\)=\(.*\)\$'\1=\'$2\''" > $env
else
echo "$1='$2'" >>$env
fi
;;
esac
}
noise_unset() { # unset a variable
case "$1" in
(-q|--quiet) echo=: ; shift ;;
(*) echo=echo ;;
esac
case $# in
(1) ##
unset "noise_$1"
cache="`cat $env`"
echo "$cache" |
sed -n "/^$1=/!p" > $env
;;
(*)
fail "broken commandline: $@"
;;
esac
}
noise_quit() { # exit
echo "[35mGood bye![m"
exit
}
fail() {
echo "[31mFAIL: $*[m"
return 23
}
cleanup() {
kill $jobs
rm -f $linefeed $env
rmdir /tmp/noise/$$ 2>/dev/null
rmdir /tmp/noise 2>/dev/null
}
exec 2>&1
qname="`readlink -f "$0"`"
dirname="`dirname "$qname"`"
export HOME='/home/noise'
if test -d "$dirname/modules" ; then
export NOISE_PATH="${NOISE_PATH+$NOISE_PATH:}$dirname/modules"
export NOISE_PATH="${NOISE_PATH+$NOISE_PATH:}$HOME/noise/modules"
fi
mkdir -p /tmp/noise/$$
linefeed="/tmp/noise/$$/linefeed"
env="/tmp/noise/$$/environment"
trap cleanup EXIT
mkfifo $linefeed
touch $env
##
##
##
readline() {
{ read REPLY && echo "$REPLY" ; } | sed -n "
s/[']//g
s/~%/\n/g
s/\([^\\]\)\([#<>]\)/\1\\\\\2/g
s:^/\([a-z_]\+\)\([[:space:]]\+\(.*\)\)\?$:command=\1; args='\3';:p;t
s@^\([[:alnum:]_/+-]\+\):[[:space:]]*\(.*\)@command=lang; args='\1 \2';@p;t
s@^\![[:space:]]*\(.*\)@command=play; args='\1';@p;t
s:.*:command='$noise_default_command'; args='&';:p;t
"
}
##
##
##
while echo -n "$noise_prompt" && eval "`readline`" ; do
## modcall
for dir in `echo "$NOISE_PATH" | tr : \ ` ; do
module="$dir/$command"
if test -x "$module" ; then
#echo foo $module:$@:
#shift
eval 'NOISE="$0" NOISE_pid="$$" NOISE_linefeed="$linefeed" "$module"' "$args"
continue 2
fi
done
## funcall
if type noise_$command | grep -q function ; then
eval 'noise_$command' "$args"
continue
fi
##
fail unknown command "[4m$command[m"
done <$linefeed &
jobs="${jobs+$jobs }`jobs -p`"
##
##
##
cat<<EOF
[35mWelcome to [1;4m23.shack[;35m version 0.9 beta 4 \
commit `
cd $dirname &&
git log -n 1 | head -n 1 | cut -d\ -f 2 | dd count=23 bs=1 2>/dev/null
`...
[;33m
## Motto Of The Day\
[m
[33;1mJoin the 23.shack-dev-team, we've got `
sloccount $dirname/* |
sed -n '
s/.*(SLOC)[[:space:]]*=[[:space:]]*\([0-9]\+\)$/\1/p
'` SLOC, `
{
ls $dirname/modules/
test -d ~noise/modules && ls ~noise/modules/
} | sort | uniq | wc -l
` mods,
`grep ^- $dirname/TODO | wc -l`+ TODOs and drive the irregular Hackathon @shackspace.
Follow [34;4mhttp://twitter.com/shackspam[;1;33m [5mFTW[;1;33m!
[;33m
## Hints\
[m
Start your telnet session with [4mrlwrap[;m for MAXIMUM profit.
Get online-help with [32m/help[m.
[m
EOF
# TODO: MOTD-candidates:
#twitter: #shackspam
#mail: shockspasm@googlemail.com
#irc: freenode/#shackspace
#afk: @shackspace
##
##
##
exec >>$linefeed
##
##
##
echo '/set -q default_command espeak'
echo '/set -q prompt "[30mREADY.[m~%"'
##
##
##
while read REPLY; do
case $REPLY in
(/quit) echo /quit ; exit ;;
(*) tr \; \\n | grep . ;;
esac<<EOF
$REPLY
EOF
done
#### end of file.
|
