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| author | An-Cheng Huang <ancheng@vyatta.com> | 2007-11-12 13:06:02 -0800 |
|---|---|---|
| committer | An-Cheng Huang <ancheng@vyatta.com> | 2007-11-12 13:06:02 -0800 |
| commit | b7fc9e0f6d6105ba2203f219743d4b269415e84b (patch) | |
| tree | ef6586dfc62798c2b17487b443864699aca55f31 /examples/functions/ksh-cd | |
| download | vyatta-bash-b7fc9e0f6d6105ba2203f219743d4b269415e84b.tar.gz vyatta-bash-b7fc9e0f6d6105ba2203f219743d4b269415e84b.zip | |
initial import from bash_3.1dfsg.orig.tar.gz
Diffstat (limited to 'examples/functions/ksh-cd')
| -rw-r--r-- | examples/functions/ksh-cd | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/examples/functions/ksh-cd b/examples/functions/ksh-cd new file mode 100644 index 0000000..801a490 --- /dev/null +++ b/examples/functions/ksh-cd @@ -0,0 +1,35 @@ +# +# ksh-like `cd': cd [-LP] [dir [change]] +# +cd() +{ + OPTIND=1 + while getopts "LP" opt + do + case $opt in + L|P) CDOPTS="$CDOPTS -$opt" ;; + *) echo "$FUNCNAME: usage: $FUNCNAME [-LP] [dir] [change]" >&2 + return 2;; + esac + done + + shift $(( $OPTIND - 1 )) + + case $# in + 0) builtin cd $CDOPTS "$HOME" ;; + 1) builtin cd $CDOPTS "$@" ;; + 2) old="$1" new="$2" + case "$PWD" in + *$old*) ;; + *) echo "${0##*/}: $FUNCNAME: bad substitution" >&2 ; return 1 ;; + esac + + dir=${PWD//$old/$new} + + builtin cd $CDOPTS "$dir" && echo "$PWD" + + ;; + *) echo "${0##*/}: $FUNCNAME: usage: $FUNCNAME [-LP] [dir] [change]" >&2 + return 2 ;; + esac +} |