Adding upstream version 2.4.57+dfsg.upstream/2.4.57+dfsgupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 1436 insertions, 0 deletions

diff --git a/build/shtool b/build/shtool
new file mode 100755
index 0000000..3329641
--- /dev/null
+++ b/build/shtool
@@ -0,0 +1,1436 @@
+#!/bin/sh
+##
+##  GNU shtool -- The GNU Portable Shell Tool
+##  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:  2.0.5 (07-Feb-2006)
+##  Contents: 6/19 available modules
+##
+
+##
+##  This program is free software; you can redistribute it and/or modify
+##  it under the terms of the GNU General Public License as published by
+##  the Free Software Foundation; either version 2 of the License, or
+##  (at your option) any later version.
+##
+##  This program is distributed in the hope that it will be useful,
+##  but WITHOUT ANY WARRANTY; without even the implied warranty of
+##  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+##  General Public License for more details.
+##
+##  You should have received a copy of the GNU General Public License
+##  along with this program; if not, write to the Free Software
+##  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
+##  USA, or contact Ralf S. Engelschall <rse@engelschall.com>.
+##
+##  NOTICE: Given that you include this file verbatim into your own
+##  source tree, you are justified in saying that it remains separate
+##  from your package, and that this way you are simply just using GNU
+##  shtool. So, in this situation, there is no requirement that your
+##  package itself is licensed under the GNU General Public License in
+##  order to take advantage of GNU shtool.
+##
+
+##
+##  Usage: shtool [<options>] [<cmd-name> [<cmd-options>] [<cmd-args>]]
+##
+##  Available commands:
+##    echo       Print string with optional construct expansion
+##    move       Move files with simultaneous substitution
+##    install    Install a program, script or datafile
+##    mkdir      Make one or more directories
+##    mkln       Make link with calculation of relative paths
+##    subst      Apply sed(1) substitution operations
+##
+##  Not available commands (because module was not built-in):
+##    mdate      Pretty-print modification time of a file or dir
+##    table      Pretty-print a field-separated list as a table
+##    prop       Display progress with a running propeller
+##    mkshadow   Make a shadow tree through symbolic links
+##    fixperm    Fix file permissions inside a source tree
+##    rotate     Logfile rotation
+##    tarball    Roll distribution tarballs
+##    platform   Platform Identification Utility
+##    arx        Extended archive command
+##    slo        Separate linker options by library class
+##    scpp       Sharing C Pre-Processor
+##    version    Maintain a version information file
+##    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 2.0.5 (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 ''
+    echo 'Available global <options>:'
+    echo '  -v, --version   display shtool version information'
+    echo '  -h, --help      display shtool usage help page (this one)'
+    echo '  -d, --debug     display shell trace information'
+    echo '  -r, --recreate  recreate this shtool script via shtoolize'
+    echo ''
+    echo 'Available <cmd-name> [<cmd-options>] [<cmd-args>]:'
+    echo '  echo     [-n|--newline] [-e|--expand] [<string> ...]'
+    echo '  move     [-v|--verbose] [-t|--trace] [-e|--expand] [-p|--preserve]'
+    echo '           <src-file> <dst-file>'
+    echo '  install  [-v|--verbose] [-t|--trace] [-d|--mkdir] [-c|--copy]'
+    echo '           [-C|--compare-copy] [-s|--strip] [-m|--mode <mode>]'
+    echo '           [-o|--owner <owner>] [-g|--group <group>] [-e|--exec'
+    echo '           <sed-cmd>] <file> [<file> ...] <path>'
+    echo '  mkdir    [-t|--trace] [-f|--force] [-p|--parents] [-m|--mode'
+    echo '           <mode>] [-o|--owner <owner>] [-g|--group <group>] <dir>'
+    echo '           [<dir> ...]'
+    echo '  mkln     [-t|--trace] [-f|--force] [-s|--symbolic] <src-path>'
+    echo '           [<src-path> ...] <dst-path>'
+    echo '  subst    [-v|--verbose] [-t|--trace] [-n|--nop] [-w|--warning]'
+    echo '           [-q|--quiet] [-s|--stealth] [-i|--interactive] [-b|--backup'
+    echo '           <ext>] [-e|--exec <cmd>] [-f|--file <cmd-file>] [<file>]'
+    echo '           [...]'
+    echo ''
+    echo 'Not available <cmd-name> (because module was not built-in):'
+    echo '  mdate    [-n|--newline] [-z|--zero] [-s|--shorten] [-d|--digits]'
+    echo '           [-f|--field-sep <str>] [-o|--order <spec>] <path>'
+    echo '  table    [-F|--field-sep <sep>] [-w|--width <width>] [-c|--columns'
+    echo '           <cols>] [-s|--strip <strip>] <str><sep><str>...'
+    echo '  prop     [-p|--prefix <str>]'
+    echo '  mkshadow [-v|--verbose] [-t|--trace] [-a|--all] <src-dir> <dst-dir>'
+    echo '  fixperm  [-v|--verbose] [-t|--trace] <path> [<path> ...]'
+    echo '  rotate   [-v|--verbose] [-t|--trace] [-f|--force] [-n|--num-files'
+    echo '           <count>] [-s|--size <size>] [-c|--copy] [-r|--remove]'
+    echo '           [-a|--archive-dir <dir>] [-z|--compress [<tool>:]<level>]'
+    echo '           [-b|--background] [-d|--delay] [-p|--pad <len>] [-m|--mode'
+    echo '           <mode>] [-o|--owner <owner>] [-g|--group <group>] [-M|--migrate'
+    echo '           <cmd>] [-P|--prolog <cmd>] [-E|--epilog <cmd>] <file> [...]'
+    echo '  tarball  [-t|--trace] [-v|--verbose] [-o|--output <tarball>]'
+    echo '           [-c|--compress <prog>] [-d|--directory <dir>] [-u|--user'
+    echo '           <user>] [-g|--group <group>] [-e|--exclude <pattern>]'
+    echo '           <path> [<path> ...]'
+    echo '  platform [-F|--format <format>] [-S|--sep <string>] [-C|--conc'
+    echo '           <string>] [-L|--lower] [-U|--upper] [-v|--verbose]'
+    echo '           [-c|--concise] [-n|--no-newline] [-t|--type <type>]'
+    echo '           [-V|--version] [-h|--help]'
+    echo '  arx      [-t|--trace] [-C|--command <cmd>] <op> <archive> [<file>'
+    echo '           ...]'
+    echo '  slo      [-p|--prefix <str>] -- -L<dir> -l<lib> [-L<dir> -l<lib>'
+    echo '           ...]'
+    echo '  scpp     [-v|--verbose] [-p|--preserve] [-f|--filter <filter>]'
+    echo '           [-o|--output <ofile>] [-t|--template <tfile>] [-M|--mark'
+    echo '           <mark>] [-D|--define <dname>] [-C|--class <cname>]'
+    echo '           <file> [<file> ...]'
+    echo '  version  [-l|--language <lang>] [-n|--name <name>] [-p|--prefix'
+    echo '           <prefix>] [-s|--set <version>] [-e|--edit] [-i|--increase'
+    echo '           <knob>] [-d|--display <type>] <file>'
+    echo '  path     [-s|--suppress] [-r|--reverse] [-d|--dirname] [-b|--basename]'
+    echo '           [-m|--magic] [-p|--path <path>] <str> [<str> ...]'
+    echo ''
+    exit 0
+fi
+if [ ".$1" = ".-v" ] || [ ".$1" = ".--version" ]; then
+    echo "GNU shtool 2.0.5 (07-Feb-2006)"
+    exit 0
+fi
+if [ ".$1" = ".-r" ] || [ ".$1" = ".--recreate" ]; then
+    shtoolize -oshtool echo move install mkdir mkln subst
+    exit 0
+fi
+if [ ".$1" = ".-d" ] || [ ".$1" = ".--debug" ]; then
+    shift
+    set -x
+fi
+name=`echo "$0" | sed -e 's;.*/\([^/]*\)$;\1;' -e 's;-sh$;;' -e 's;\.sh$;;'`
+case "$name" in
+    echo|move|install|mkdir|mkln|subst )
+        #   implicit tool command selection
+        tool="$name"
+        ;;
+    * )
+        #   explicit tool command selection
+        tool="$1"
+        shift
+        ;;
+esac
+arg_spec=""
+opt_spec=""
+gen_tmpfile=no
+
+##
+##  DISPATCH INTO SCRIPT PROLOG
+##
+
+case $tool in
+    echo )
+        str_tool="echo"
+        str_usage="[-n|--newline] [-e|--expand] [<string> ...]"
+        arg_spec="0+"
+        opt_spec="n.e."
+        opt_alias="n:newline,e:expand"
+        opt_n=no
+        opt_e=no
+        ;;
+    move )
+        str_tool="move"
+        str_usage="[-v|--verbose] [-t|--trace] [-e|--expand] [-p|--preserve] <src-file> <dst-file>"
+        arg_spec="2="
+        opt_spec="v.t.e.p."
+        opt_alias="v:verbose,t:trace,e:expand,p:preserve"
+        opt_v=no
+        opt_t=no
+        opt_e=no
+        opt_p=no
+        ;;
+    install )
+        str_tool="install"
+        str_usage="[-v|--verbose] [-t|--trace] [-d|--mkdir] [-c|--copy] [-C|--compare-copy] [-s|--strip] [-m|--mode <mode>] [-o|--owner <owner>] [-g|--group <group>] [-e|--exec <sed-cmd>] <file> [<file> ...] <path>"
+        arg_spec="1+"
+        opt_spec="v.t.d.c.C.s.m:o:g:e+"
+        opt_alias="v:verbose,t:trace,d:mkdir,c:copy,C:compare-copy,s:strip,m:mode,o:owner,g:group,e:exec"
+        opt_v=no
+        opt_t=no
+        opt_d=no
+        opt_c=no
+        opt_C=no
+        opt_s=no
+        opt_m="0755"
+        opt_o=""
+        opt_g=""
+        opt_e=""
+        ;;
+    mkdir )
+        str_tool="mkdir"
+        str_usage="[-t|--trace] [-f|--force] [-p|--parents] [-m|--mode <mode>] [-o|--owner <owner>] [-g|--group <group>] <dir> [<dir> ...]"
+        arg_spec="1+"
+        opt_spec="t.f.p.m:o:g:"
+        opt_alias="t:trace,f:force,p:parents,m:mode,o:owner,g:group"
+        opt_t=no
+        opt_f=no
+        opt_p=no
+        opt_m=""
+        opt_o=""
+        opt_g=""
+        ;;
+    mkln )
+        str_tool="mkln"
+        str_usage="[-t|--trace] [-f|--force] [-s|--symbolic] <src-path> [<src-path> ...] <dst-path>"
+        arg_spec="2+"
+        opt_spec="t.f.s."
+        opt_alias="t:trace,f:force,s:symbolic"
+        opt_t=no
+        opt_f=no
+        opt_s=no
+        ;;
+    subst )
+        str_tool="subst"
+        str_usage="[-v|--verbose] [-t|--trace] [-n|--nop] [-w|--warning] [-q|--quiet] [-s|--stealth] [-i|--interactive] [-b|--backup <ext>] [-e|--exec <cmd>] [-f|--file <cmd-file>] [<file>] [...]"
+        gen_tmpfile=yes
+        arg_spec="0+"
+        opt_spec="v.t.n.w.q.s.i.b:e+f:"
+        opt_alias="v:verbose,t:trace,n:nop,w:warning,q:quiet,s:stealth,i:interactive,b:backup,e:exec,f:file"
+        opt_v=no
+        opt_t=no
+        opt_n=no
+        opt_w=no
+        opt_q=no
+        opt_s=no
+        opt_i=no
+        opt_b=""
+        opt_e=""
+        opt_f=""
+        ;;
+    -* )
+        echo "$0:Error: unknown option \`$tool'" 2>&1
+        echo "$0:Hint:  run \`$0 -h' for usage" 2>&1
+        exit 1
+        ;;
+    * )
+        echo "$0:Error: unknown command \`$tool'" 2>&1
+        echo "$0:Hint:  run \`$0 -h' for usage" 2>&1
+        exit 1
+        ;;
+esac
+
+##
+##  COMMON UTILITY CODE
+##
+
+#   commonly used ASCII values
+ASC_TAB="	"
+ASC_NL="
+"
+
+#   determine name of tool
+if [ ".$tool" != . ]; then
+    #   used inside shtool script
+    toolcmd="$0 $tool"
+    toolcmdhelp="shtool $tool"
+    msgprefix="shtool:$tool"
+else
+    #   used as standalone script
+    toolcmd="$0"
+    toolcmdhelp="sh $0"
+    msgprefix="$str_tool"
+fi
+
+#   parse argument specification string
+eval `echo $arg_spec |\
+      sed -e 's/^\([0-9]*\)\([+=]\)/arg_NUMS=\1; arg_MODE=\2/'`
+
+#   parse option specification string
+eval `echo h.$opt_spec |\
+      sed -e 's/\([a-zA-Z0-9]\)\([.:+]\)/opt_MODE_\1=\2;/g'`
+
+#   parse option alias string
+eval `echo h:help,$opt_alias |\
+      sed -e 's/-/_/g' -e 's/\([a-zA-Z0-9]\):\([^,]*\),*/opt_ALIAS_\2=\1;/g'`
+
+#   interate over argument line
+opt_PREV=''
+while [ $# -gt 0 ]; do
+    #   special option stops processing
+    if [ ".$1" = ".--" ]; then
+        shift
+        break
+    fi
+
+    #   determine option and argument
+    opt_ARG_OK=no
+    if [ ".$opt_PREV" != . ]; then
+        #   merge previous seen option with argument
+        opt_OPT="$opt_PREV"
+        opt_ARG="$1"
+        opt_ARG_OK=yes
+        opt_PREV=''
+    else
+        #   split argument into option and argument
+        case "$1" in
+            --[a-zA-Z0-9]*=*)
+                eval `echo "x$1" |\
+                      sed -e 's/^x--\([a-zA-Z0-9-]*\)=\(.*\)$/opt_OPT="\1";opt_ARG="\2"/'`
+                opt_STR=`echo $opt_OPT | sed -e 's/-/_/g'`
+                eval "opt_OPT=\${opt_ALIAS_${opt_STR}-${opt_OPT}}"
+                ;;
+            --[a-zA-Z0-9]*)
+                opt_OPT=`echo "x$1" | cut -c4-`
+                opt_STR=`echo $opt_OPT | sed -e 's/-/_/g'`
+                eval "opt_OPT=\${opt_ALIAS_${opt_STR}-${opt_OPT}}"
+                opt_ARG=''
+                ;;
+            -[a-zA-Z0-9]*)
+                eval `echo "x$1" |\
+                      sed -e 's/^x-\([a-zA-Z0-9]\)/opt_OPT="\1";/' \
+                          -e 's/";\(.*\)$/"; opt_ARG="\1"/'`
+                ;;
+            -[a-zA-Z0-9])
+                opt_OPT=`echo "x$1" | cut -c3-`
+                opt_ARG=''
+                ;;
+            *)
+                break
+                ;;
+        esac
+    fi
+
+    #   eat up option
+    shift
+
+    #   determine whether option needs an argument
+    eval "opt_MODE=\$opt_MODE_${opt_OPT}"
+    if [ ".$opt_ARG" = . ] && [ ".$opt_ARG_OK" != .yes ]; then
+        if [ ".$opt_MODE" = ".:" ] || [ ".$opt_MODE" = ".+" ]; then
+            opt_PREV="$opt_OPT"
+            continue
+        fi
+    fi
+
+    #   process option
+    case $opt_MODE in
+        '.' )
+            #   boolean option
+            eval "opt_${opt_OPT}=yes"
+            ;;
+        ':' )
+            #   option with argument (multiple occurances override)
+            eval "opt_${opt_OPT}=\"\$opt_ARG\""
+            ;;
+        '+' )
+            #   option with argument (multiple occurances append)
+            eval "opt_${opt_OPT}=\"\$opt_${opt_OPT}\${ASC_NL}\$opt_ARG\""
+            ;;
+        * )
+            echo "$msgprefix:Error: unknown option: \`$opt_OPT'" 1>&2
+            echo "$msgprefix:Hint:  run \`$toolcmdhelp -h' or \`man shtool' for details" 1>&2
+            exit 1
+            ;;
+    esac
+done
+if [ ".$opt_PREV" != . ]; then
+    echo "$msgprefix:Error: missing argument to option \`$opt_PREV'" 1>&2
+    echo "$msgprefix:Hint:  run \`$toolcmdhelp -h' or \`man shtool' for details" 1>&2
+    exit 1
+fi
+
+#   process help option
+if [ ".$opt_h" = .yes ]; then
+    echo "Usage: $toolcmdhelp $str_usage"
+    exit 0
+fi
+
+#   complain about incorrect number of arguments
+case $arg_MODE in
+    '=' )
+        if [ $# -ne $arg_NUMS ]; then
+            echo "$msgprefix:Error: invalid number of arguments (exactly $arg_NUMS expected)" 1>&2
+            echo "$msgprefix:Hint:  run \`$toolcmd -h' or \`man shtool' for details" 1>&2
+            exit 1
+        fi
+        ;;
+    '+' )
+        if [ $# -lt $arg_NUMS ]; then
+            echo "$msgprefix:Error: invalid number of arguments (at least $arg_NUMS expected)" 1>&2
+            echo "$msgprefix:Hint:  run \`$toolcmd -h' or \`man shtool' for details" 1>&2
+            exit 1
+        fi
+        ;;
+esac
+
+#   establish a temporary file on request
+if [ ".$gen_tmpfile" = .yes ]; then
+    #   create (explicitly) secure temporary directory
+    if [ ".$TMPDIR" != . ]; then
+        tmpdir="$TMPDIR"
+    elif [ ".$TEMPDIR" != . ]; then
+        tmpdir="$TEMPDIR"
+    else
+        tmpdir="/tmp"
+    fi
+    tmpdir="$tmpdir/.shtool.$$"
+    ( umask 077
+      rm -rf "$tmpdir" >/dev/null 2>&1 || true
+      mkdir  "$tmpdir" >/dev/null 2>&1
+      if [ $? -ne 0 ]; then
+          echo "$msgprefix:Error: failed to create temporary directory \`$tmpdir'" 1>&2
+          exit 1
+      fi
+    )
+
+    #   create (implicitly) secure temporary file
+    tmpfile="$tmpdir/shtool.tmp"
+    touch "$tmpfile"
+fi
+
+#   utility function: map string to lower case
+util_lower () {
+    echo "$1" | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz'
+}
+
+#   utility function: map string to upper case
+util_upper () {
+    echo "$1" | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
+}
+
+#   cleanup procedure
+shtool_exit () {
+    rc="$1"
+    if [ ".$gen_tmpfile" = .yes ]; then
+        rm -rf "$tmpdir" >/dev/null 2>&1 || true
+    fi
+    exit $rc
+}
+
+##
+##  DISPATCH INTO SCRIPT BODY
+##
+
+case $tool in
+
+echo )
+    ##
+    ##  echo -- Print string with optional construct expansion
+    ##  Copyright (c) 1998-2006 Ralf S. Engelschall <rse@engelschall.com>
+    ##
+
+    text="$*"
+
+    #   check for broken escape sequence expansion
+    seo=''
+    bytes=`echo '\1' | wc -c | awk '{ printf("%s", $1); }'`
+    if [ ".$bytes" != .3 ]; then
+        bytes=`echo -E '\1' | wc -c | awk '{ printf("%s", $1); }'`
+        if [ ".$bytes" = .3 ]; then
+            seo='-E'
+        fi
+    fi
+
+    #   check for existing -n option (to suppress newline)
+    minusn=''
+    bytes=`echo -n 123 2>/dev/null | wc -c | awk '{ printf("%s", $1); }'`
+    if [ ".$bytes" = .3 ]; then
+        minusn='-n'
+    fi
+
+    #   determine terminal bold sequence
+    term_bold=''
+    term_norm=''
+    if [ ".$opt_e" = .yes ] && [ ".`echo $text | grep '%[Bb]'`" != . ]; then
+        case $TERM in
+            #   for the most important terminal types we directly know the sequences
+            xterm|xterm*|vt220|vt220*)
+                term_bold=`awk 'BEGIN { printf("%c%c%c%c", 27, 91, 49, 109); }' </dev/null 2>/dev/null`
+                term_norm=`awk 'BEGIN { printf("%c%c%c", 27, 91, 109); }' </dev/null 2>/dev/null`
+                ;;
+            vt100|vt100*|cygwin)
+                term_bold=`awk 'BEGIN { printf("%c%c%c%c%c%c", 27, 91, 49, 109, 0, 0); }' </dev/null 2>/dev/null`
+                term_norm=`awk 'BEGIN { printf("%c%c%c%c%c", 27, 91, 109, 0, 0); }' </dev/null 2>/dev/null`
+                ;;
+            #   for all others, we try to use a possibly existing `tput' or `tcout' utility
+            * )
+                paths=`echo $PATH | sed -e 's/:/ /g'`
+                for tool in tput tcout; do
+                    for dir in $paths; do
+                        if [ -r "$dir/$tool" ]; then
+                            for seq in bold md smso; do # 'smso' is last
+                                bold="`$dir/$tool $seq 2>/dev/null`"
+                                if [ ".$bold" != . ]; then
+                                    term_bold="$bold"
+                                    break
+                                fi
+                            done
+                            if [ ".$term_bold" != . ]; then
+                                for seq in sgr0 me rmso init reset; do # 'reset' is last
+                                    norm="`$dir/$tool $seq 2>/dev/null`"
+                                    if [ ".$norm" != . ]; then
+                                        term_norm="$norm"
+                                        break
+                                    fi
+                                done
+                            fi
+                            break
+                        fi
+                    done
+                    if [ ".$term_bold" != . ] && [ ".$term_norm" != . ]; then
+                        break;
+                    fi
+                done
+                ;;
+        esac
+        if [ ".$term_bold" = . ] || [ ".$term_norm" = . ]; then
+            echo "$msgprefix:Warning: unable to determine terminal sequence for bold mode" 1>&2
+            term_bold=''
+            term_norm=''
+        fi
+    fi
+
+    #   determine user name
+    username=''
+    if [ ".$opt_e" = .yes ] && [ ".`echo $text | grep '%[uUgG]'`" != . ]; then
+        username="`(id -un) 2>/dev/null`"
+        if [ ".$username" = . ]; then
+            str="`(id) 2>/dev/null`"
+            if [ ".`echo $str | grep '^uid[ 	]*=[ 	]*[0-9]*('`" != . ]; then
+                username=`echo $str | sed -e 's/^uid[ 	]*=[ 	]*[0-9]*(//' -e 's/).*$//'`
+            fi
+            if [ ".$username" = . ]; then
+                username="$LOGNAME"
+                if [ ".$username" = . ]; then
+                    username="$USER"
+                    if [ ".$username" = . ]; then
+                        username="`(whoami) 2>/dev/null |\
+                                   awk '{ printf("%s", $1); }'`"
+                        if [ ".$username" = . ]; then
+                            username="`(who am i) 2>/dev/null |\
+                                       awk '{ printf("%s", $1); }'`"
+                            if [ ".$username" = . ]; then
+                                username='unknown'
+                            fi
+                        fi
+                    fi
+                fi
+            fi
+        fi
+    fi
+
+    #   determine user id
+    userid=''
+    if [ ".$opt_e" = .yes ] && [ ".`echo $text | grep '%U'`" != . ]; then
+        userid="`(id -u) 2>/dev/null`"
+        if [ ".$userid" = . ]; then
+            userid="`(id -u ${username}) 2>/dev/null`"
+            if [ ".$userid" = . ]; then
+                str="`(id) 2>/dev/null`"
+                if [ ".`echo $str | grep '^uid[ 	]*=[ 	]*[0-9]*('`" != . ]; then
+                    userid=`echo $str | sed -e 's/^uid[ 	]*=[ 	]*//' -e 's/(.*$//'`
+                fi
+                if [ ".$userid" = . ]; then
+                    userid=`(getent passwd ${username}) 2>/dev/null | \
+                            sed -e 's/[^:]*:[^:]*://' -e 's/:.*$//'`
+                    if [ ".$userid" = . ]; then
+                        userid=`grep "^${username}:" /etc/passwd 2>/dev/null | \
+                                sed -e 's/[^:]*:[^:]*://' -e 's/:.*$//'`
+                        if [ ".$userid" = . ]; then
+                            userid=`(ypcat passwd) 2>/dev/null |
+                                    grep "^${username}:" | \
+                                    sed -e 's/[^:]*:[^:]*://' -e 's/:.*$//'`
+                            if [ ".$userid" = . ]; then
+                                userid='?'
+                            fi
+                        fi
+                    fi
+                fi
+            fi
+        fi
+    fi
+
+    #   determine (primary) group id
+    groupid=''
+    if [ ".$opt_e" = .yes ] && [ ".`echo $text | grep '%[gG]'`" != . ]; then
+        groupid="`(id -g ${username}) 2>/dev/null`"
+        if [ ".$groupid" = . ]; then
+            str="`(id) 2>/dev/null`"
+            if [ ".`echo $str | grep 'gid[ 	]*=[ 	]*[0-9]*('`" != . ]; then
+                groupid=`echo $str | sed -e 's/^.*gid[ 	]*=[ 	]*//' -e 's/(.*$//'`
+            fi
+            if [ ".$groupid" = . ]; then
+                groupid=`(getent passwd ${username}) 2>/dev/null | \
+                         sed -e 's/[^:]*:[^:]*:[^:]*://' -e 's/:.*$//'`
+                if [ ".$groupid" = . ]; then
+                    groupid=`grep "^${username}:" /etc/passwd 2>/dev/null | \
+                             sed -e 's/[^:]*:[^:]*:[^:]*://' -e 's/:.*$//'`
+                    if [ ".$groupid" = . ]; then
+                        groupid=`(ypcat passwd) 2>/dev/null | grep "^${username}:" | \
+                                 sed -e 's/[^:]*:[^:]*:[^:]*://' -e 's/:.*$//'`
+                        if [ ".$groupid" = . ]; then
+                            groupid='?'
+                        fi
+                    fi
+                fi
+            fi
+        fi
+    fi
+
+    #   determine (primary) group name
+    groupname=''
+    if [ ".$opt_e" = .yes ] && [ ".`echo $text | grep '%g'`" != . ]; then
+        groupname="`(id -gn ${username}) 2>/dev/null`"
+        if [ ".$groupname" = . ]; then
+            str="`(id) 2>/dev/null`"
+            if [ ".`echo $str | grep 'gid[ 	]*=[ 	]*[0-9]*('`" != . ]; then
+                groupname=`echo $str | sed -e 's/^.*gid[ 	]*=[ 	]*[0-9]*(//' -e 's/).*$//'`
+            fi
+            if [ ".$groupname" = . ]; then
+                groupname=`(getent group) 2>/dev/null | \
+                           grep "^[^:]*:[^:]*:${groupid}:" | \
+                           sed -e 's/:.*$//'`
+                if [ ".$groupname" = . ]; then
+                    groupname=`grep "^[^:]*:[^:]*:${groupid}:" /etc/group 2>/dev/null | \
+                               sed -e 's/:.*$//'`
+                    if [ ".$groupname" = . ]; then
+                        groupname=`(ypcat group) 2>/dev/null | \
+                                   grep "^[^:]*:[^:]*:${groupid}:" | \
+                                   sed -e 's/:.*$//'`
+                        if [ ".$groupname" = . ]; then
+                            groupname='?'
+                        fi
+                    fi
+                fi
+            fi
+        fi
+    fi
+
+    #   determine host and domain name
+    hostname=''
+    domainname=''
+    if [ ".$opt_e" = .yes ] && [ ".`echo $text | grep '%h'`" != . ]; then
+        hostname="`(uname -n) 2>/dev/null |\
+                   awk '{ printf("%s", $1); }'`"
+        if [ ".$hostname" = . ]; then
+            hostname="`(hostname) 2>/dev/null |\
+                       awk '{ printf("%s", $1); }'`"
+            if [ ".$hostname" = . ]; then
+                hostname='unknown'
+            fi
+        fi
+        case $hostname in
+            *.* )
+                domainname=".`echo $hostname | cut -d. -f2-`"
+                hostname="`echo $hostname | cut -d. -f1`"
+                ;;
+        esac
+    fi
+    if [ ".$opt_e" = .yes ] && [ ".`echo $text | grep '%d'`" != . ]; then
+        if [ ".$domainname" = . ]; then
+            if [ -f /etc/resolv.conf ]; then
+                domainname="`grep '^[ 	]*domain' /etc/resolv.conf | sed -e 'q' |\
+                             sed -e 's/.*domain//' \
+                                 -e 's/^[ 	]*//' -e 's/^ *//' -e 's/^	*//' \
+                                 -e 's/^\.//' -e 's/^/./' |\
+                             awk '{ printf("%s", $1); }'`"
+                if [ ".$domainname" = . ]; then
+                    domainname="`grep '^[ 	]*search' /etc/resolv.conf | sed -e 'q' |\
+                                 sed -e 's/.*search//' \
+                                     -e 's/^[ 	]*//' -e 's/^ *//' -e 's/^	*//' \
+                                     -e 's/ .*//' -e 's/	.*//' \
+                                     -e 's/^\.//' -e 's/^/./' |\
+                                 awk '{ printf("%s", $1); }'`"
+                fi
+            fi
+        fi
+    fi
+
+    #   determine current time
+    time_day=''
+    time_month=''
+    time_year=''
+    time_monthname=''
+    if [ ".$opt_e" = .yes ] && [ ".`echo $text | grep '%[DMYm]'`" != . ]; then
+        time_day=`date '+%d'`
+        time_month=`date '+%m'`
+        time_year=`date '+%Y' 2>/dev/null`
+        if [ ".$time_year" = . ]; then
+            time_year=`date '+%y'`
+            case $time_year in
+                [5-9][0-9]) time_year="19$time_year" ;;
+                [0-4][0-9]) time_year="20$time_year" ;;
+            esac
+        fi
+        case $time_month in
+            1|01) time_monthname='Jan' ;;
+            2|02) time_monthname='Feb' ;;
+            3|03) time_monthname='Mar' ;;
+            4|04) time_monthname='Apr' ;;
+            5|05) time_monthname='May' ;;
+            6|06) time_monthname='Jun' ;;
+            7|07) time_monthname='Jul' ;;
+            8|08) time_monthname='Aug' ;;
+            9|09) time_monthname='Sep' ;;
+              10) time_monthname='Oct' ;;
+              11) time_monthname='Nov' ;;
+              12) time_monthname='Dec' ;;
+        esac
+    fi
+
+    #   expand special ``%x'' constructs
+    if [ ".$opt_e" = .yes ]; then
+        text=`echo $seo "$text" |\
+              sed -e "s/%B/${term_bold}/g" \
+                  -e "s/%b/${term_norm}/g" \
+                  -e "s/%u/${username}/g" \
+                  -e "s/%U/${userid}/g" \
+                  -e "s/%g/${groupname}/g" \
+                  -e "s/%G/${groupid}/g" \
+                  -e "s/%h/${hostname}/g" \
+                  -e "s/%d/${domainname}/g" \
+                  -e "s/%D/${time_day}/g" \
+                  -e "s/%M/${time_month}/g" \
+                  -e "s/%Y/${time_year}/g" \
+                  -e "s/%m/${time_monthname}/g" 2>/dev/null`
+    fi
+
+    #   create output
+    if [ .$opt_n = .no ]; then
+        echo $seo "$text"
+    else
+        #   the harder part: echo -n is best, because
+        #   awk may complain about some \xx sequences.
+        if [ ".$minusn" != . ]; then
+            echo $seo $minusn "$text"
+        else
+            echo dummy | awk '{ printf("%s", TEXT); }' TEXT="$text"
+        fi
+    fi
+
+    shtool_exit 0
+    ;;
+
+move )
+    ##
+    ##  move -- Move files with simultaneous substitution
+    ##  Copyright (c) 1999-2006 Ralf S. Engelschall <rse@engelschall.com>
+    ##
+
+    src="$1"
+    dst="$2"
+
+    #   consistency checks
+    if [ ".$src" = . ] || [ ".$dst" = . ]; then
+        echo "$msgprefix:Error: Invalid arguments" 1>&2
+        shtool_exit 1
+    fi
+    if [ ".$src" = ".$dst" ]; then
+        echo "$msgprefix:Error: Source and destination files are the same" 1>&2
+        shtool_exit 1
+    fi
+    expsrc="$src"
+    if [ ".$opt_e" = .yes ]; then
+        expsrc="`echo $expsrc`"
+    fi
+    if [ ".$opt_e" = .yes ]; then
+        if [ ".`echo "$src" | sed -e 's;^.*\\*.*$;;'`" = ".$src" ]; then
+            echo "$msgprefix:Error: Source doesn't contain wildcard ('*'): $dst" 1>&2
+            shtool_exit 1
+        fi
+        if [ ".`echo "$dst" | sed -e 's;^.*%[1-9].*$;;'`" = ".$dst" ]; then
+            echo "$msgprefix:Error: Destination doesn't contain substitution ('%N'): $dst" 1>&2
+            shtool_exit 1
+        fi
+        if [ ".$expsrc" = ".$src" ]; then
+            echo "$msgprefix:Error: Sources not found or no asterisk : $src" 1>&2
+            shtool_exit 1
+        fi
+    else
+        if [ ! -r "$src" ]; then
+            echo "$msgprefix:Error: Source not found: $src" 1>&2
+            shtool_exit 1
+        fi
+    fi
+
+    #   determine substitution patterns
+    if [ ".$opt_e" = .yes ]; then
+        srcpat=`echo "$src" | sed -e 's/\\./\\\\./g' -e 's/;/\\;/g' -e 's;\\*;\\\\(.*\\\\);g'`
+        dstpat=`echo "$dst" | sed -e 's;%\([1-9]\);\\\\\1;g'`
+    fi
+
+    #   iterate over source(s)
+    for onesrc in $expsrc; do
+        if [ .$opt_e = .yes ]; then
+            onedst=`echo $onesrc | sed -e "s;$srcpat;$dstpat;"`
+        else
+            onedst="$dst"
+        fi
+        errorstatus=0
+        if [ ".$opt_v" = .yes ]; then
+            echo "$onesrc -> $onedst"
+        fi
+        if [ ".$opt_p" = .yes ]; then
+            if [ -r $onedst ]; then
+                if cmp -s $onesrc $onedst; then
+                    if [ ".$opt_t" = .yes ]; then
+                        echo "rm -f $onesrc" 1>&2
+                    fi
+                    rm -f $onesrc || errorstatus=$?
+                else
+                    if [ ".$opt_t" = .yes ]; then
+                        echo "mv -f $onesrc $onedst" 1>&2
+                    fi
+                    mv -f $onesrc $onedst || errorstatus=$?
+                fi
+            else
+                if [ ".$opt_t" = .yes ]; then
+                    echo "mv -f $onesrc $onedst" 1>&2
+                fi
+                mv -f $onesrc $onedst || errorstatus=$?
+            fi
+        else
+            if [ ".$opt_t" = .yes ]; then
+                echo "mv -f $onesrc $onedst" 1>&2
+            fi
+            mv -f $onesrc $onedst || errorstatus=$?
+        fi
+        if [ $errorstatus -ne 0 ]; then
+            break;
+        fi
+    done
+
+    shtool_exit $errorstatus
+    ;;
+
+install )
+    ##
+    ##  install -- Install a program, script or datafile
+    ##  Copyright (c) 1997-2006 Ralf S. Engelschall <rse@engelschall.com>
+    ##
+
+    #   special case: "shtool install -d <dir> [...]" internally
+    #   maps to "shtool mkdir -f -p -m 755 <dir> [...]"
+    if [ "$opt_d" = yes ]; then
+        cmd="$0 mkdir -f -p -m 755"
+        if [ ".$opt_o" != . ]; then
+            cmd="$cmd -o '$opt_o'"
+        fi
+        if [ ".$opt_g" != . ]; then
+            cmd="$cmd -g '$opt_g'"
+        fi
+        if [ ".$opt_v" = .yes ]; then
+            cmd="$cmd -v"
+        fi
+        if [ ".$opt_t" = .yes ]; then
+            cmd="$cmd -t"
+        fi
+        for dir in "$@"; do
+            eval "$cmd $dir" || shtool_exit $?
+        done
+        shtool_exit 0
+    fi
+
+    #   determine source(s) and destination
+    argc=$#
+    srcs=""
+    while [ $# -gt 1 ]; do
+        srcs="$srcs $1"
+        shift
+    done
+    dstpath="$1"
+
+    #   type check for destination
+    dstisdir=0
+    if [ -d $dstpath ]; then
+        dstpath=`echo "$dstpath" | sed -e 's:/$::'`
+        dstisdir=1
+    fi
+
+    #   consistency check for destination
+    if [ $argc -gt 2 ] && [ $dstisdir = 0 ]; then
+        echo "$msgprefix:Error: multiple sources require destination to be directory" 1>&2
+        shtool_exit 1
+    fi
+
+    #   iterate over all source(s)
+    for src in $srcs; do
+        dst=$dstpath
+
+        #   if destination is a directory, append the input filename
+        if [ $dstisdir = 1 ]; then
+            dstfile=`echo "$src" | sed -e 's;.*/\([^/]*\)$;\1;'`
+            dst="$dst/$dstfile"
+        fi
+
+        #   check for correct arguments
+        if [ ".$src" = ".$dst" ]; then
+            echo "$msgprefix:Warning: source and destination are the same - skipped" 1>&2
+            continue
+        fi
+        if [ -d "$src" ]; then
+            echo "$msgprefix:Warning: source \`$src' is a directory - skipped" 1>&2
+            continue
+        fi
+
+        #   make a temp file name in the destination directory
+        dsttmp=`echo $dst |\
+                sed -e 's;[^/]*$;;' -e 's;\(.\)/$;\1;' -e 's;^$;.;' \
+                    -e "s;\$;/#INST@$$#;"`
+
+        #   verbosity
+        if [ ".$opt_v" = .yes ]; then
+            echo "$src -> $dst" 1>&2
+        fi
+
+        #   copy or move the file name to the temp name
+        #   (because we might be not allowed to change the source)
+        if [ ".$opt_C" = .yes ]; then
+            opt_c=yes
+        fi
+        if [ ".$opt_c" = .yes ]; then
+            if [ ".$opt_t" = .yes ]; then
+                echo "cp $src $dsttmp" 1>&2
+            fi
+            cp $src $dsttmp || shtool_exit $?
+        else
+            if [ ".$opt_t" = .yes ]; then
+                echo "mv $src $dsttmp" 1>&2
+            fi
+            mv $src $dsttmp || shtool_exit $?
+        fi
+
+        #   adjust the target file
+        if [ ".$opt_e" != . ]; then
+            sed='sed'
+            OIFS="$IFS"; IFS="$ASC_NL"; set -- $opt_e; IFS="$OIFS"
+            for e
+            do
+                sed="$sed -e '$e'"
+            done
+            cp $dsttmp $dsttmp.old
+            chmod u+w $dsttmp
+            eval "$sed <$dsttmp.old >$dsttmp" || shtool_exit $?
+            rm -f $dsttmp.old
+        fi
+        if [ ".$opt_s" = .yes ]; then
+            if [ ".$opt_t" = .yes ]; then
+                echo "strip $dsttmp" 1>&2
+            fi
+            strip $dsttmp || shtool_exit $?
+        fi
+        if [ ".$opt_o" != . ]; then
+            if [ ".$opt_t" = .yes ]; then
+                echo "chown $opt_o $dsttmp" 1>&2
+            fi
+            chown $opt_o $dsttmp || shtool_exit $?
+        fi
+        if [ ".$opt_g" != . ]; then
+            if [ ".$opt_t" = .yes ]; then
+                echo "chgrp $opt_g $dsttmp" 1>&2
+            fi
+            chgrp $opt_g $dsttmp || shtool_exit $?
+        fi
+        if [ ".$opt_m" != ".-" ]; then
+            if [ ".$opt_t" = .yes ]; then
+                echo "chmod $opt_m $dsttmp" 1>&2
+            fi
+            chmod $opt_m $dsttmp || shtool_exit $?
+        fi
+
+        #   determine whether to do a quick install
+        #   (has to be done _after_ the strip was already done)
+        quick=no
+        if [ ".$opt_C" = .yes ]; then
+            if [ -r $dst ]; then
+                if cmp -s $src $dst; then
+                    quick=yes
+                fi
+            fi
+        fi
+
+        #   finally, install the file to the real destination
+        if [ $quick = yes ]; then
+            if [ ".$opt_t" = .yes ]; then
+                echo "rm -f $dsttmp" 1>&2
+            fi
+            rm -f $dsttmp
+        else
+            if [ ".$opt_t" = .yes ]; then
+                echo "rm -f $dst && mv $dsttmp $dst" 1>&2
+            fi
+            rm -f $dst && mv $dsttmp $dst
+        fi
+    done
+
+    shtool_exit 0
+    ;;
+
+mkdir )
+    ##
+    ##  mkdir -- Make one or more directories
+    ##  Copyright (c) 1996-2006 Ralf S. Engelschall <rse@engelschall.com>
+    ##
+
+    errstatus=0
+    for p in ${1+"$@"}; do
+        #   if the directory already exists...
+        if [ -d "$p" ]; then
+            if [ ".$opt_f" = .no ] && [ ".$opt_p" = .no ]; then
+                echo "$msgprefix:Error: directory already exists: $p" 1>&2
+                errstatus=1
+                break
+            else
+                continue
+            fi
+        fi
+        #   if the directory has to be created...
+        if [ ".$opt_p" = .no ]; then
+            if [ ".$opt_t" = .yes ]; then
+                echo "mkdir $p" 1>&2
+            fi
+            mkdir $p || errstatus=$?
+            if [ ".$opt_o" != . ]; then
+                if [ ".$opt_t" = .yes ]; then
+                    echo "chown $opt_o $p" 1>&2
+                fi
+                chown $opt_o $p || errstatus=$?
+            fi
+            if [ ".$opt_g" != . ]; then
+                if [ ".$opt_t" = .yes ]; then
+                    echo "chgrp $opt_g $p" 1>&2
+                fi
+                chgrp $opt_g $p || errstatus=$?
+            fi
+            if [ ".$opt_m" != . ]; then
+                if [ ".$opt_t" = .yes ]; then
+                    echo "chmod $opt_m $p" 1>&2
+                fi
+                chmod $opt_m $p || errstatus=$?
+            fi
+        else
+            #   the smart situation
+            set fnord `echo ":$p" |\
+                       sed -e 's/^:\//%/' \
+                           -e 's/^://' \
+                           -e 's/\// /g' \
+                           -e 's/^%/\//'`
+            shift
+            pathcomp=''
+            for d in ${1+"$@"}; do
+                pathcomp="$pathcomp$d"
+                case "$pathcomp" in
+                    -* ) pathcomp="./$pathcomp" ;;
+                esac
+                if [ ! -d "$pathcomp" ]; then
+                    if [ ".$opt_t" = .yes ]; then
+                        echo "mkdir $pathcomp" 1>&2
+                    fi
+                    mkdir $pathcomp || errstatus=$?
+                    if [ ".$opt_o" != . ]; then
+                        if [ ".$opt_t" = .yes ]; then
+                            echo "chown $opt_o $pathcomp" 1>&2
+                        fi
+                        chown $opt_o $pathcomp || errstatus=$?
+                    fi
+                    if [ ".$opt_g" != . ]; then
+                        if [ ".$opt_t" = .yes ]; then
+                            echo "chgrp $opt_g $pathcomp" 1>&2
+                        fi
+                        chgrp $opt_g $pathcomp || errstatus=$?
+                    fi
+                    if [ ".$opt_m" != . ]; then
+                        if [ ".$opt_t" = .yes ]; then
+                            echo "chmod $opt_m $pathcomp" 1>&2
+                        fi
+                        chmod $opt_m $pathcomp || errstatus=$?
+                    fi
+                fi
+                pathcomp="$pathcomp/"
+            done
+        fi
+    done
+
+    shtool_exit $errstatus
+    ;;
+
+mkln )
+    ##
+    ##  mkln -- Make link with calculation of relative paths
+    ##  Copyright (c) 1998-2006 Ralf S. Engelschall <rse@engelschall.com>
+    ##
+
+    #   determine source(s) and destination
+    args=$?
+    srcs=""
+    while [ $# -gt 1 ]; do
+        srcs="$srcs $1"
+        shift
+    done
+    dst="$1"
+    if [ ! -d $dst ]; then
+        if [ $args -gt 2 ]; then
+            echo "$msgprefix:Error: multiple sources not allowed when target isn't a directory" 1>&2
+            shtool_exit 1
+        fi
+    fi
+
+    #   determine link options
+    lnopt=""
+    if [ ".$opt_f" = .yes ]; then
+        lnopt="$lnopt -f"
+    fi
+    if [ ".$opt_s" = .yes ]; then
+        lnopt="$lnopt -s"
+    fi
+
+    #   iterate over sources
+    for src in $srcs; do
+        #   determine if one of the paths is an absolute path,
+        #   because then we _have_ to use an absolute symlink
+        oneisabs=0
+        srcisabs=0
+        dstisabs=0
+        case $src in
+            /* ) oneisabs=1; srcisabs=1 ;;
+        esac
+        case $dst in
+            /* ) oneisabs=1; dstisabs=1 ;;
+        esac
+
+        #   split source and destination into dir and base name
+        if [ -d $src ]; then
+            srcdir=`echo $src | sed -e 's;/*$;;'`
+            srcbase=""
+        else
+            srcdir=`echo  $src | sed -e 's;^[^/]*$;;' -e 's;^\(.*/\)[^/]*$;\1;' -e 's;\(.\)/$;\1;'`
+            srcbase=`echo $src | sed -e 's;.*/\([^/]*\)$;\1;'`
+        fi
+        if [ -d $dst ]; then
+            dstdir=`echo $dst | sed -e 's;/*$;;'`
+            dstbase=""
+        else
+            dstdir=`echo  $dst | sed -e 's;^[^/]*$;;' -e 's;^\(.*/\)[^/]*$;\1;' -e 's;\(.\)/$;\1;'`
+            dstbase=`echo $dst | sed -e 's;.*/\([^/]*\)$;\1;'`
+        fi
+
+        #   consistency check
+        if [ ".$dstdir" != . ]; then
+            if [ ! -d $dstdir ]; then
+                echo "$msgprefix:Error: destination directory not found: $dstdir" 1>&2
+                shtool_exit 1
+            fi
+        fi
+
+        #   make sure the source is reachable from the destination
+        if [ $dstisabs = 1 ]; then
+            if [ $srcisabs = 0 ]; then
+                if [ ".$srcdir" = . ]; then
+                    srcdir="`pwd | sed -e 's;/*$;;'`"
+                    srcisabs=1
+                    oneisabs=1
+                elif [ -d $srcdir ]; then
+                    srcdir="`cd $srcdir; pwd | sed -e 's;/*$;;'`"
+                    srcisabs=1
+                    oneisabs=1
+                fi
+            fi
+        fi
+
+        #   split away a common prefix
+        prefix=""
+        if [ ".$srcdir" = ".$dstdir" ] && [ ".$srcdir" != . ]; then
+            prefix="$srcdir/"
+            srcdir=""
+            dstdir=""
+        else
+            while [ ".$srcdir" != . ] && [ ".$dstdir" != . ]; do
+                presrc=`echo $srcdir | sed -e 's;^\([^/]*\)/.*;\1;'`
+                predst=`echo $dstdir | sed -e 's;^\([^/]*\)/.*;\1;'`
+                if [ ".$presrc" != ".$predst" ]; then
+                    break
+                fi
+                prefix="$prefix$presrc/"
+                srcdir=`echo $srcdir | sed -e 's;^[^/]*/*;;'`
+                dstdir=`echo $dstdir | sed -e 's;^[^/]*/*;;'`
+            done
+        fi
+
+        #   destination prefix is just the common prefix
+        dstpre="$prefix"
+
+        #   determine source prefix which is the reverse directory
+        #   step-up corresponding to the destination directory
+        srcpre=""
+
+        isroot=0
+        if [ ".$prefix" = . ] || [ ".$prefix" = ./ ]; then
+            isroot=1
+        fi
+        if [ $oneisabs = 0 ] || [ $isroot = 0 ]; then
+            pl="$dstdir/"
+            OIFS="$IFS"; IFS='/'
+            for pe in $pl; do
+                [ ".$pe" = .  ] && continue
+                [ ".$pe" = .. ] && continue
+                srcpre="../$srcpre"
+            done
+            IFS="$OIFS"
+        else
+            if [ $srcisabs = 1 ]; then
+                srcpre="$prefix"
+            fi
+        fi
+
+        #   determine destination symlink name
+        if [ ".$dstbase" = . ]; then
+            if [ ".$srcbase" != . ]; then
+                dstbase="$srcbase"
+            else
+                dstbase=`echo "$prefix$srcdir" | sed -e 's;/*$;;' -e 's;.*/\([^/]*\)$;\1;'`
+            fi
+        fi
+
+        #   now finalize source and destination directory paths
+        srcdir=`echo $srcdir | sed -e 's;\([^/]\)$;\1/;'`
+        dstdir=`echo $dstdir | sed -e 's;\([^/]\)$;\1/;'`
+
+        #   run the final link command
+        if [ ".$opt_t" = .yes ]; then
+            echo "ln$lnopt $srcpre$srcdir$srcbase $dstpre$dstdir$dstbase"
+        fi
+        eval ln$lnopt $srcpre$srcdir$srcbase $dstpre$dstdir$dstbase
+    done
+
+    shtool_exit 0
+    ;;
+
+subst )
+    ##
+    ##  subst -- Apply sed(1) substitution operations
+    ##  Copyright (c) 2001-2006 Ralf S. Engelschall <rse@engelschall.com>
+    ##
+
+    #   remember optional list of file(s)
+    files="$*"
+    files_num="$#"
+
+    #   parameter consistency check
+    if [ $# -eq 0 ] && [ ".$opt_b" != . ]; then
+        echo "$msgprefix:Error: option -b cannot be applied to stdin" 1>&2
+        shtool_exit 1
+    fi
+    if [ $# -eq 0 ] && [ ".$opt_s" = .yes ]; then
+        echo "$msgprefix:Error: option -s cannot be applied to stdin" 1>&2
+        shtool_exit 1
+    fi
+
+    #   build underlying sed(1) command
+    sedcmd='sed'
+    if [ ".$opt_e" != . ]; then
+        OIFS="$IFS"; IFS="$ASC_NL"; set -- $opt_e; IFS="$OIFS"
+        for e
+        do
+            sedcmd="$sedcmd -e '$e'"
+        done
+    elif [ ".$opt_f" != . ]; then
+        if [ ! -f $opt_f ]; then
+            echo "$msgprefix:Error: command file \`$opt_f' not found or not a regular file" 1>&2
+            shtool_exit 1
+        fi
+        sedcmd="$sedcmd -f '$opt_f'"
+    else
+        echo "$msgprefix:Error: either -e option(s) or -f option required" 1>&2
+        shtool_exit 1
+    fi
+
+    #   determine extension for original file
+    orig=".orig"
+    if [ ".$opt_b" != . ]; then
+        orig="$opt_b"
+    fi
+
+    #   apply sed(1) operation(s)
+    if [ ".$files" != . ]; then
+        #   apply operation(s) to files
+        substdone=no
+        for file in $files; do
+            test ".$file" = . && continue
+            if [ ! -f $file ]; then
+                echo "$msgprefix:Warning: file \`$file' not found or not a regular file" 1>&2
+                continue
+            fi
+
+            #   handle interactive mode
+            if [ ".$opt_i" = .yes ]; then
+                eval "$sedcmd <$file >$file.new"
+                skip=no
+                if cmp $file $file.new >/dev/null 2>&1; then
+                    rm -f $file.new
+                    skip=yes
+                else
+                    (diff -U1 $file $file.new >$tmpfile) 2>/dev/null
+                    if [ ".`cat $tmpfile`" = . ]; then
+                        (diff -C1 $file $file.new >$tmpfile) 2>/dev/null
+                        if [ ".`cat $tmpfile`" = . ]; then
+                            echo "$msgprefix:Warning: unable to show difference for file \`$file'" 1>&2
+                            cp /dev/null $tmpfile
+                        fi
+                    fi
+                    rm -f $file.new
+                    cat $tmpfile
+                    echo dummy | awk '{ printf("%s", TEXT); }' TEXT=">>> Apply [Y/n]: "
+                    read input
+                    if [ ".$input" != .Y ] &&\
+                       [ ".$input" != .y ] &&\
+                       [ ".$input" != . ]; then
+                       skip=yes
+                    fi
+                fi
+                if [ ".$skip" = .yes ]; then
+                    if [ ".$opt_v" = .yes ]; then
+                        echo "file \`$file' -- skipped" 1>&2
+                    fi
+                    continue
+                fi
+            fi
+
+            #   apply sed(1) operation(s)
+            if [ ".$opt_v" = .yes ]; then
+                echo "patching \`$file'" 1>&2
+            fi
+            if [ ".$opt_t" = .yes ]; then
+                echo "\$ cp -p $file $file$orig"
+                echo "\$ chmod u+w $file"
+                echo "\$ $sedcmd <$file$orig >$file"
+            fi
+            if [ ".$opt_n" = .no ]; then
+                cp -p $file $file$orig
+                chmod u+w $file >/dev/null 2>&1 || true
+                eval "$sedcmd <$file$orig >$file"
+            fi
+
+            #   optionally fix timestamp
+            if [ ".$opt_s" = .yes ]; then
+                if [ ".$opt_t" = .yes ]; then
+                    echo "\$ touch -r $file$orig $file"
+                fi
+                if [ ".$opt_n" = .no ]; then
+                    touch -r $file$orig $file
+                fi
+            fi
+
+            #   optionally check whether any content change actually occurred 
+            if [ ".$opt_q" = .no ]; then
+                if cmp $file$orig $file >/dev/null 2>&1; then
+                    if [ ".$opt_w" = .yes ]; then
+                        echo "$msgprefix:Warning: substitution resulted in no content change on file \"$file\"" 1>&2
+                    fi
+                else
+                    substdone=yes
+                fi
+            fi
+
+            #   optionally remove preserved original file
+            if [ ".$opt_b" = . ]; then
+                if [ ".$opt_t" = .yes ]; then
+                    echo "\$ rm -f $file$orig"
+                fi
+                if [ ".$opt_n" = .no ]; then
+                    rm -f $file$orig
+                fi
+            fi
+        done
+        if [ ".$opt_q" = .no ] && [ ".$opt_w" = .no ]; then
+            if [ ".$substdone" = .no ]; then
+                if [ ".$files_num" = .1 ]; then
+                    echo "$msgprefix:Warning: substitution resulted in no content change on file \"$file\"" 1>&2
+                else
+                    echo "$msgprefix:Warning: substitution resulted in no content change on any file" 1>&2
+                fi
+            fi
+        fi
+    else
+        #   apply operation(s) to stdin/stdout
+        if [ ".$opt_v" = .yes ]; then
+            echo "patching <stdin>" 1>&2
+        fi
+        if [ ".$opt_t" = .yes ]; then
+            echo "\$ $sedcmd"
+        fi
+        if [ ".$opt_n" = .no ]; then
+            eval "$sedcmd"
+        fi
+    fi
+
+    shtool_exit 0
+    ;;
+
+esac
+
+shtool_exit 0
+