1 files changed, 22 insertions, 3 deletions

diff --git a/noise b/noise
index 9d4f815f..c410168c 100755
--- a/noise
+++ b/noise
@@ -39,6 +39,22 @@ noise_set() { # set a variable
   esac
 }
 
+noise_unset() { # unset a variable
+  case "$1" in
+    (-q|--quiet) echo=: ; shift ;;
+    (*) echo=echo ;;
+  esac
+  case $# in
+    (1) ## 
+      unset "noise_$1"
+      sed -ni "/^$1=/!p" $env
+    ;;
+    (*)
+      fail "broken commandline: $@"
+    ;;
+  esac
+}
+
 noise_quit() { # exit
   echo "Good bye!"
   exit
@@ -56,7 +72,7 @@ cleanup() {
   rmdir /tmp/noise 2>/dev/null
 }
 
-
+exec 2>&1
 qname="`readlink -f "$0"`"
 dirname="`dirname "$qname"`"
 export HOME='/home/shack'
@@ -64,7 +80,7 @@ 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 -vp /tmp/noise/$$
+mkdir -p /tmp/noise/$$
 linefeed="/tmp/noise/$$/linefeed"
 env="/tmp/noise/$$/environment"
 trap cleanup EXIT
@@ -111,7 +127,10 @@ jobs="${jobs+$jobs }`jobs -p`"
 ##
 cat<<EOF
 Welcome to 23.shack version 0.9 beta 4 \
-commit `cat $dirname/.git/refs/heads/master | dd count=23 bs=1`...
+commit `
+  cd $dirname &&
+  git log -n 1 | head -n 1 | cut -d\  -f 2 | dd count=23 bs=1 2>/dev/null
+`...
 
 ## Motto Of The Day\