From f93c98081f58f1487d518356a05edf219b0237c3 Mon Sep 17 00:00:00 2001
From: Zachary T Welch <zw@superlucidity.net>
Date: Wed, 11 Nov 2009 07:19:13 -0800
Subject: wrap help command
Use continuation characters to wrap the help command into 80 columns.
---
src/helper/startup.tcl | 26 +++++++++++++++++---------
1 file changed, 17 insertions(+), 9 deletions(-)
(limited to 'src/helper')
diff --git a/src/helper/startup.tcl b/src/helper/startup.tcl
index 2c909729..73c4cf19 100644
--- a/src/helper/startup.tcl
+++ b/src/helper/startup.tcl
@@ -49,7 +49,10 @@ proc help {args} {
global ocd_helptext
set cmd $args
foreach a [lsort $ocd_helptext] {
- if {[string length $cmd]==0||[string first $cmd $a]!=-1||[string first $cmd [lindex $a 1]]!=-1} {
+ if {[string length $cmd] == 0 || \
+ [string first $cmd $a] != -1 || \
+ [string first $cmd [lindex $a 1]] != -1} \
+ {
set w 50
set cmdname [lindex $a 0]
set h [lindex $a 1]
@@ -57,19 +60,24 @@ proc help {args} {
while 1 {
if {$n > [string length $h]} {break}
- set next_a [expr $n+$w]
- if {[string length $h]>$n+$w} {
- set xxxx [string range $h $n [expr $n+$w]]
- for {set lastpos [expr [string length $xxxx]-1]} {$lastpos>=0&&[string compare [string range $xxxx $lastpos $lastpos] " "]!=0} {set lastpos [expr $lastpos-1]} {
+ set next_a [expr $n + $w]
+ if {[string length $h] > $n + $w} \
+ {
+ set xxxx [string range $h $n [expr $n + $w]]
+ for {set lastpos [expr [string length $xxxx] - 1]} \
+ {$lastpos >= 0 && [string compare \
+ [string range $xxxx $lastpos $lastpos] " "] != 0} \
+ {set lastpos [expr $lastpos - 1]} \
+ {
}
#set next_a -1
- if {$lastpos!=-1} {
- set next_a [expr $lastpos+$n+1]
+ if {$lastpos != -1} {
+ set next_a [expr $lastpos + $n + 1]
}
}
-
- puts [format "%-25s %s" $cmdname [string range $h $n [expr $next_a-1]] ]
+ puts [format "%-25s %s" $cmdname \
+ [string range $h $n [expr $next_a-1]] ]
set cmdname ""
set n [expr $next_a]
}
--
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