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-rw-r--r--examples/functions/ksh-cd35
1 files changed, 35 insertions, 0 deletions
diff --git a/examples/functions/ksh-cd b/examples/functions/ksh-cd
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--- /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
+}