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| author | Zachary T Welch <zw@superlucidity.net> | 2009-11-11 07:19:13 -0800 |
|---|---|---|
| committer | Zachary T Welch <zw@superlucidity.net> | 2009-11-11 12:15:39 -0800 |
| commit | f93c98081f58f1487d518356a05edf219b0237c3 (patch) | |
| tree | 1544586574a1f8dc5eeadbc19bea36009a58c040 | |
| parent | 2821115ab8c501e1db660df1fc18621847226d09 (diff) | |
| download | openocd_libswd-f93c98081f58f1487d518356a05edf219b0237c3.tar.gz openocd_libswd-f93c98081f58f1487d518356a05edf219b0237c3.tar.bz2 openocd_libswd-f93c98081f58f1487d518356a05edf219b0237c3.tar.xz openocd_libswd-f93c98081f58f1487d518356a05edf219b0237c3.zip | |
wrap help command
Use continuation characters to wrap the help command into 80 columns.
| -rw-r--r-- | src/helper/startup.tcl | 26 |
1 files changed, 17 insertions, 9 deletions
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] } |