Meta/V: give summary hash at the end

diff --git a/V b/V
index 158183918df1892853242acfdfd4ba9a6812938f..d13d960e3c31d362fa53bd324fba947bab5a34dd 100755 (executable)
--- a/V
+++ b/V
@@ -14,6 +14,9 @@ inst_prefix=$(
        echo $HOME
 )
 
+LF='
+'
+output=
 for v in maint master next jch seen
 do
        installed=$(
@@ -61,5 +64,9 @@ do
                esac
                in="\e[41;37m" out="\e[m" installed="     $installed"
        fi
-       echo "$in$v$out$installed       $(git describe refs/heads/$v)"
+       output="$output${output:+$LF}"
+       output="$output$in$v$out$installed      $(git describe refs/heads/$v)"
 done
+
+echo "$output"
+echo "$output" | sha1sum | sed -e 's/  .*//'