update shtool to 2.0.5

build/shtool

 #!/bin/sh
 ##
 ##  GNU shtool -- The GNU Portable Shell Tool
-##  Copyright (c) 1994-2005 Ralf S. Engelschall <rse@engelschall.com>
+##  Copyright (c) 1994-2006 Ralf S. Engelschall <rse@engelschall.com>
 ##
 ##  See http://www.gnu.org/software/shtool/ for more information.
 ##  See ftp://ftp.gnu.org/gnu/shtool/ for latest version.
 ##
-##  Version:  2.0.2 (15-Jun-2005)
+##  Version:  2.0.5 (07-Feb-2006)
 ##  Contents: 6/19 available modules
 ##
 
@@ -61,17 +61,42 @@
 ##    path       Deal with program paths
 ##
 
+#   maximum Bourne-Shell compatibility
+if [ ".$ZSH_VERSION" != . ] && (emulate sh) >/dev/null 2>&1; then
+    #   reconfigure zsh(1)
+    emulate sh
+    NULLCMD=:
+    alias -g '${1+"$@"}'='"$@"'
+elif [ ".$BASH_VERSION" != . ] && (set -o posix) >/dev/null 2>&1; then
+    #   reconfigure bash(1)
+    set -o posix
+fi
+
+#   maximum independence of NLS nuisances
+for var in \
+    LANG LANGUAGE LC_ADDRESS LC_ALL LC_COLLATE LC_CTYPE LC_IDENTIFICATION \
+    LC_MEASUREMENT LC_MESSAGES LC_MONETARY LC_NAME LC_NUMERIC LC_PAPER \
+    LC_TELEPHONE LC_TIME
+do
+    if (set +x; test -z "`(eval $var=C; export $var) 2>&1`"); then
+        eval $var=C; export $var
+    else
+        unset $var
+    fi
+done
+
+#   initial command line handling
 if [ $# -eq 0 ]; then
     echo "$0:Error: invalid command line" 1>&2
     echo "$0:Hint:  run \`$0 -h' for usage" 1>&2
     exit 1
 fi
 if [ ".$1" = ".-h" ] || [ ".$1" = ".--help" ]; then
-    echo "This is GNU shtool, version 2.0.2 (15-Jun-2005)"
-    echo "Copyright (c) 1994-2005 Ralf S. Engelschall <rse@engelschall.com>"
-    echo "Report bugs to <bug-shtool@gnu.org>"
+    echo "This is GNU shtool, version 2.0.5 (07-Feb-2006)"
+    echo 'Copyright (c) 1994-2006 Ralf S. Engelschall <rse@engelschall.com>'
+    echo 'Report bugs to <bug-shtool@gnu.org>'
     echo ''
-    echo "Usage: shtool [<options>] [<cmd-name> [<cmd-options>] [<cmd-args>]]"
+    echo 'Usage: shtool [<options>] [<cmd-name> [<cmd-options>] [<cmd-args>]]'
     echo ''
     echo 'Available global <options>:'
     echo '  -v, --version   display shtool version information'
@@ -136,7 +161,7 @@ if [ ".$1" = ".-h" ] || [ ".$1" = ".--help" ]; then
     exit 0
 fi
 if [ ".$1" = ".-v" ] || [ ".$1" = ".--version" ]; then
-    echo "GNU shtool 2.0.2 (15-Jun-2005)"
+    echo "GNU shtool 2.0.5 (07-Feb-2006)"
     exit 0
 fi
 if [ ".$1" = ".-r" ] || [ ".$1" = ".--recreate" ]; then
@@ -455,7 +480,7 @@ case $tool in
 echo )
     ##
     ##  echo -- Print string with optional construct expansion
-    ##  Copyright (c) 1998-2005 Ralf S. Engelschall <rse@engelschall.com>
+    ##  Copyright (c) 1998-2006 Ralf S. Engelschall <rse@engelschall.com>
     ##
 
     text="$*"
@@ -753,7 +778,7 @@ echo )
 move )
     ##
     ##  move -- Move files with simultaneous substitution
-    ##  Copyright (c) 1999-2005 Ralf S. Engelschall <rse@engelschall.com>
+    ##  Copyright (c) 1999-2006 Ralf S. Engelschall <rse@engelschall.com>
     ##
 
     src="$1"
@@ -845,7 +870,7 @@ move )
 install )
     ##
     ##  install -- Install a program, script or datafile
-    ##  Copyright (c) 1997-2005 Ralf S. Engelschall <rse@engelschall.com>
+    ##  Copyright (c) 1997-2006 Ralf S. Engelschall <rse@engelschall.com>
     ##
 
     #   special case: "shtool install -d <dir> [...]" internally
@@ -1008,7 +1033,7 @@ install )
 mkdir )
     ##
     ##  mkdir -- Make one or more directories
-    ##  Copyright (c) 1996-2005 Ralf S. Engelschall <rse@engelschall.com>
+    ##  Copyright (c) 1996-2006 Ralf S. Engelschall <rse@engelschall.com>
     ##
 
     errstatus=0
@@ -1096,7 +1121,7 @@ mkdir )
 mkln )
     ##
     ##  mkln -- Make link with calculation of relative paths
-    ##  Copyright (c) 1998-2005 Ralf S. Engelschall <rse@engelschall.com>
+    ##  Copyright (c) 1998-2006 Ralf S. Engelschall <rse@engelschall.com>
     ##
 
     #   determine source(s) and destination
@@ -1247,7 +1272,7 @@ mkln )
 subst )
     ##
     ##  subst -- Apply sed(1) substitution operations
-    ##  Copyright (c) 2001-2005 Ralf S. Engelschall <rse@engelschall.com>
+    ##  Copyright (c) 2001-2006 Ralf S. Engelschall <rse@engelschall.com>
     ##
 
     #   remember optional list of file(s)