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Diffstat (limited to 'examples/scripts.v2/nmv')
| -rw-r--r-- | examples/scripts.v2/nmv | 187 |
1 files changed, 0 insertions, 187 deletions
diff --git a/examples/scripts.v2/nmv b/examples/scripts.v2/nmv deleted file mode 100644 index c91ba64..0000000 --- a/examples/scripts.v2/nmv +++ /dev/null @@ -1,187 +0,0 @@ -#! /bin/bash -# -# original from: -# @(#) ncp.ksh,nmv.ksh 1.1 94/07/23 -# 92/01/18 john h. dubois iii (john@armory.com) -# 92/01/31 added check for no args left after shifts -# 92/02/17 added help -# 92/02/25 remove path component from filename before tacking it onto dest. -# 92/03/15 exec mv or cp -# 93/07/13 Added -i -# 93/09/29 Made abort if file exists optional. -# 93/11/19 Exit before invoking mv if no files to move -# 94/01/03 Added o option -# 94/04/13 Added x option. -# Fixed appending of source filename, broken by earlier change. -# 94/07/23 Append only the filename part of the source path. -# -# conversion to bash v2 syntax done by Chet Ramey - -false() -{ - return 1 -} - -true() -{ - return 0 -} - -phelp() -{ -echo "$name: do a $cmd with extra checking and options. -$Usage -$name is used as a front end for $cmd to get the [icfo] options, and so -that a trailing / will force the last component of the path to be -interpreted as a directory, so that $name foo bar/ will fail if bar is -not an existing directory, instead of changing the name of foo to bar. -Effectively, $name foo bar/ is short for $name foo bar/foo -Options: --h prints this help. --c checks first for the existence of each file, and fails if it exists. --i is like -c except that if the file exists and stdin and stdout are a - tty, a query is printed and a reply is read; a file is overwritten only - if the reply begins with 'y'. --f unsets -c and -i (in case $cmd is aliased to $name). --o (overwrite only) checks that the named file(s) exist and fails for any - that do not. It is the complement of the -c option. -Whichever of [cifo] comes later on the command line determines the behaviour. -Any of these options must come before any standard $cmd options." -} - -# interactive: Attempt to overwrite file should result in interactive -# query rather than automatic failure. -# noover: Do not overwrite files (if interactive is true, query, else fail) -# overwrite: Only overwriting is allowed, not creation of new files. -# debug: Print debugging info. -typeset interactive=false noover=false overwrite=false debug=false -name=${0##*/} - -case "$name" in -ncp|nmv) cmd=/bin/${name#?} ;; -*) echo "$name: Must be invoked as ncp or nmv." 1>&2 ; exit 2;; -esac - -Usage="Usage: $name [-cfhio] $cmd-cmd-line" - -while getopts :cfhiox opt; do - case $opt in - h) phelp; exit 0;; - x) debug=true ;; - c) noover=true ;; - i) noover=true ; interactive=true ;; - f) noover=false ; interactive=false ;; - o) overwrite=true ; noover=false ; interactive=false;; - +?) echo "$name: options should not be preceded by a '+'." 1>&2; exit 2;; - ?) echo "$name: $OPTARG: bad option. Use -h for help." 1>&2 ; exit 2;; - esac -done - -# remove args that were options -shift $((OPTIND - 1)) - -if [ $# -lt 2 ]; then - echo -e "$Usage\nUse -h for help." - exit -fi - -Check() -{ - if [ ! -f "$1" ] && $overwrite; then - echo "$name: $1: File does not exist." 1>&2 - return 1 - elif [ -f "$1" ] && $noover; then - if [ $interactive = false ] || [ ! -t 0 ] || [ ! -t 1 ]; then - echo "$name: $1: File exists." 1>&2 - return 1 - else - while :; do - echo -n \ -"$name: $1: File exists. Overwrite? (y)es/(n)o/(a)bort/(Y)es for all: " 1>&2 - read reply - case "$reply" in - y*) - echo "$name: Overwriting $1." - return 0 - ;; - Y*) - echo "$name: Overwriting $1." - interactive=false - noover=false - return 0 - ;; - [nN]*) - echo "$name: Skipping $2." - return 1 - ;; - [aA]*) - echo "$name: Aborting." - exit 1 - ;; - *) - echo "$name: Invalid response." 1>&2 - ;; - esac - done - fi - else - return 0 - fi -} - -# i is the index of the filename being examined -# lastarg is the index of the last filename before the dest directory name -typeset -i i=0 lastarg=$(($#-1)) - -# Sets argv[0..$#-1] -argv=("$@") -$debug && echo argv = "${argv[@]}" 1>&2 -dest=${argv[lastarg]} - -if $debug; then - echo \ -"interactive=$interactive noover=$noover overwrite=$overwrite debug=$debug -lastarg=$lastarg dest=$dest name=$name cmd=$cmd -files=$*" 1>&2 -fi - -if $noover || $overwrite; then - $debug && echo "checking for existance of directories..." 1>&2 - # If the destination is not intended to be a directory... - if [ $# -eq 2 ] && [ ! -d "$dest" ]; then - Check "$dest" "$1" || exit 0 # No files to copy - else - while [ $i -lt $lastarg ]; do - Check "$dest/${argv[i]##*/}" "${argv[i]}" || unset argv[i] - let i+=1 - done - fi -fi - -[ ${#argv[@]} -lt 2 ] && exit 0 - -# If only 2 args are given, mv/cp will not insist that the destination -# be a directory, which we want if the destination ends in "/" or if -# the original number of args was >2. -# $# is still the original number of args. -# Tack the file name onto the destination to force this behaviour. - -lastisslash() -{ - case "$1" in - */) return 0;; - *) return 1;; - esac -} - -if [ ${#argv[@]} = 2 ] && { lastisslash "$2" || [ $# -gt 2 ]; }; then - $debug && echo "Appending filename." 1>&2 - # Don't know which element of argv[] holds the source filename, - # since may have started with more than 1 source file & had some unset. - # So, compact args to make it easy to find the set one. - argv=("${argv[@]}") - argv[1]="${argv[1]}/${argv[0]##*/}" -fi - -$debug && echo "Executing command: $cmd ${argv[@]}" 1>&2 -exec $cmd "${argv[@]}" |