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- #!/bin/sh
- ##
- ## ppl.sh -- pretty print a colon-sperarated list by avoiding
- ## `tr' and `fmt' because these tools are different
- ## between Unix platforms
- ##
- ## Written by Ralf S. Engelschall <rse@apache.org>
- ## for pretty printing lists in the --help option of
- ## Apache's Autoconf-style Interface (APACI)
- ##
- #
- # This script falls under the Apache License.
- # See http://www.apache.org/docs/LICENSE
-
-
- list=`
- IFS=:
- for entry in $*; do
- if [ ".$entry" != . ]; then
- echo $entry
- fi
- done |\
- sort |\
- awk '
- BEGIN { list = ""; n = 0; }
- {
- list = list $1;
- n = n + 1;
- if (n == 1 || n == 2) {
- list = list ":";
- }
- if (n == 3) {
- list = list "\n";
- n = 0;
- }
- }
- END { print list; }
- '`
- IFS='
- '
- for entry in $list; do
- echo $entry |\
- awk -F: '
- { printf("%-15s %-15s %-15s\n", $1, $2, $3); }
- '
- done |\
- awk '{
- if (length($0) > 48) {
- printf("%s\n", substr($0, 0, 47));
- } else {
- print $0;
- }
- }' |\
- sed -e 's/^/ [/' -e 's/$/]/'
-
-