7 files changed, 55 insertions, 43 deletions

diff --git a/noise/modules/ein_mal_eins b/noise/modules/ein_mal_eins
index fb385b31..e21612a5 100755
--- a/noise/modules/ein_mal_eins
+++ b/noise/modules/ein_mal_eins
@@ -1,7 +1,7 @@
 #! /bin/bash
 
 R() {
-  echo "`od -t d -N 1 /dev/urandom | sed -rn '1s/^[0-9]+ +//p'` % $@" | bc
+  echo "`od -t d -N 1 /dev/urandom | sed -n '1s/^[0-9]\+ \+//p'` % $@" | bc
 }
 
 
diff --git a/noise/modules/help b/noise/modules/help
index bc4c2931..0763f3a0 100755
--- a/noise/modules/help
+++ b/noise/modules/help
@@ -7,10 +7,10 @@ case "$1" in
           done 2>/dev/null
         done
         ## print all documented built-in commands
-        sed -rn 's:^noise_([a-z]+)\(\) \{ # (.+)?$:\1 \2:p' "$NOISE"
-    } | sort | uniq | sed -rn '
+        sed -n 's:^noise_\([a-z]\+\)() { # \(.\+\)\?$:\1 \2:p' "$NOISE"
+    } | sort | uniq | sed -n '
       $s/$//
-      s:^([a-z]+) (.+):type /\1 to \2:p' ;;
+      s:^\([a-z]\+\) \(.\+\):type /\1 to \2:p' ;;
   (*)
     ## call
     for directory in `echo "$NOISE_PATH" | tr : \ ` ; do
diff --git a/noise/modules/mpc b/noise/modules/mpc
index 0ab72058..20abf19b 100755
--- a/noise/modules/mpc
+++ b/noise/modules/mpc
@@ -10,5 +10,5 @@ case "$1" in
     ##echo test-module called with following arguments: "$@"
     ## send command for re-evaluation:
     ##echo /espeak test >$NOISE_linefeed
-    MPD_HOST=mpd.shack mpc $@
+    MPD_HOST=filebitch.shack mpc $@
 esac
diff --git a/noise/modules/overlord b/noise/modules/overlord
new file mode 100755
index 00000000..ded8627a
--- /dev/null
+++ b/noise/modules/overlord
@@ -0,0 +1,14 @@
+#! /bin/sh
+set -euf
+
+# cd //
+cd $(dirname $(readlink -f $0))/../..
+
+case "${1---help}" in
+  --help)
+    echo "Make an announcement! Usage: /overlord <text>"
+  ;;
+  *)
+    exec god/overlord/index "$@"
+  ;;
+esac
diff --git a/noise/modules/play b/noise/modules/play
index 749b450a..180c1e0c 100755
--- a/noise/modules/play
+++ b/noise/modules/play
@@ -7,8 +7,8 @@ case "$1" in
     ffs='wav mp3 ogg asf flac'
     
     if test -z "$*" ; then
-      ls $HOME/noise/samples | sed -r '
-          s:\.('"`echo "$ffs" | tr \  \|`"')$: \1:
+      ls $HOME/noise/samples | sed '
+          s:\.\('"`echo "$ffs" | tr \  \|`"'\)$: \1:
           s:^:/play :
           s:.*:&:
       '
@@ -28,7 +28,7 @@ Keine Audiodatei mit dem Namen
 
 gefunden... am besten gleich uploaden:
 
-  scp NAME shack@shack.shack:noise/samples/
+  scp NAME shack@shack.shack:$HOME/noise/samples/
 
 folgende Dateiendungen werden erkannt: $ffs
 EOF
diff --git a/noise/modules/temp b/noise/modules/temp
index 2f1dfcef..a11c3720 100755
--- a/noise/modules/temp
+++ b/noise/modules/temp
@@ -1,33 +1,32 @@
 #! /bin/bash
 
+temper=/krebs/temper/temper
+
 main() {
-  case "$1" in
+  case "${1--K}" in
     (--help)
       echo "report temperature in K, °C, °R, or °F."
+      exit
     ;;
-    (-C|--celsius)
-      espeak_inside `inside_temp 'x - 273.15'` Grad Zelsius
-      espeak_outside `outside_temp 'x - 273.15'` Grad Zelsius
-    ;;
-    (-F|--fahrenheit)
-      espeak_inside `inside_temp 'x * 9/5 - 459.67'` Grad Fahrenheit
-      espeak_outside `outside_temp 'x * 9/5 - 459.67'` Grad Fahrenheit
-    ;;
-    (-R|--rankine)
-      espeak_inside `inside_temp 'x * 9/5'` Grad Renkin
-      espeak_outside `outside_temp 'x * 9/5'` Grad Renkin
-    ;;
-    (-K|--kelvin|*)
-      espeak_inside `inside_temp` Kelvin
-      espeak_outside `outside_temp` Kelvin
+    (-C|--celsius)    unit='Grad Zelsius'   ; formula='x - 273.15'       ;;
+    (-F|--fahrenheit) unit='Grad Fahrenheit'; formula='x * 9/5 - 459.67' ;;
+    (-R|--rankine)    unit='Grad Renkin'    ; formula='x * 9/5'          ;;
+    (-K|--kelvin)     unit='Kelvin'         ; formula='x'                ;;
+    (*)
+      echo 'Error 1: you are made of stupid!'
+      exit 23
     ;;
   esac
+  if test -f $temper -a -x $temper; then
+    espeak_inside `inside_temp "$formula"` $unit
+  fi
+  espeak_outside `outside_temp "$formula"` $unit
 }
 
 ## temp [<formula with temperature as x>]
 ## Echo temperature in K.  If formula is given then return that result instead.
 inside_temp() {
-  echo "scale=2; x=`/krebs/temper/temper` + 273.15; ${1-x}" | bc
+  echo "scale=2; x=`$temper` + 273.15; ${1-x}" | bc
 }
 
 outside_temp() {
@@ -36,13 +35,8 @@ outside_temp() {
        ` + 273.15; ${1-x}" | bc
 }
 
-espeak_inside() {
-  echo Die Krebs-tempera-tur beträgt $@ | to_espeak
-}
-
-espeak_outside() {
-  echo Die Außen-tempera-tur beträgt $@ | to_espeak
-}
+espeak_inside()  { echo Die Krebs-tempera-tur beträgt $@ | to_espeak; }
+espeak_outside() { echo Die Außen-tempera-tur beträgt $@ | to_espeak; }
 
 to_espeak() {
   sed '
diff --git a/noise/noise b/noise/noise
index bd6b17c8..615277a6 100755
--- a/noise/noise
+++ b/noise/noise
@@ -7,8 +7,8 @@ noise_set() { # set a variable
   esac
   case $# in
     (0) ## print all noise variables
-      env | sed -rn '
-        s/^noise_([[:alnum:]_]+)=(.*)$/\1 = \2/p
+      env | sed -n '
+        s/^noise_\([[:alnum:]_]\+\)=\(.*\)$/\1 = \2/p
       ' | sort
     ;;
     (1) ## print value the specified variable
@@ -31,7 +31,9 @@ noise_set() { # set a variable
       fi
       ## write variable to $env
       if grep -q "^$1=" "$env" ; then
-        sed -ri "s'^($1)=(.*)\$'\1=\'$2\''" $env
+        cache="`cat $env`"
+        echo "$cache" |
+        sed "s'^\($1\)=\(.*\)\$'\1=\'$2\''" > $env
       else
         echo "$1='$2'" >>$env
       fi
@@ -47,7 +49,9 @@ noise_unset() { # unset a variable
   case $# in
     (1) ## 
       unset "noise_$1"
-      sed -ni "/^$1=/!p" $env
+      cache="`cat $env`"
+      echo "$cache" |
+      sed -n "/^$1=/!p" > $env
     ;;
     (*)
       fail "broken commandline: $@"
@@ -90,13 +94,13 @@ touch $env
 ##
 ##
 readline() {
-  { read REPLY && echo "$REPLY" ; } | sed -rn "
+  { 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/\([^\\]\)\([#<>]\)/\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
   "
 }
@@ -137,8 +141,8 @@ commit `
 
 Join the 23.shack-dev-team, we've got `
   sloccount $dirname/* |
-  sed -rn '
-    s/.*\(SLOC\)[[:space:]]*=[[:space:]]*([0-9]+)$/\1/p
+  sed -n '
+    s/.*(SLOC)[[:space:]]*=[[:space:]]*\([0-9]\+\)$/\1/p
   '` SLOC, `
   {
     ls $dirname/modules/