# Embedded into OpenOCD executable
#
+
+# Help text list. A list of command + help text pairs.
+#
+# Commands can be more than one word and they are stored
+# as "flash banks" "help text x x x"
+
+global ocd_helptext
+set ocd_helptext {}
+
+proc add_help_text {cmd cmd_help} {
+ global ocd_helptext
+ lappend ocd_helptext [list $cmd $cmd_help]
+}
+
# Production command
# FIX!!! need to figure out how to feed back relevant output
# from e.g. "flash banks" command...
openocd_throw "flash $args"
}
+#Print help text for a command. Word wrap
+#help text that is too wide inside column.
+proc tcl_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} {
+ set w 40
+ set cmdname [lindex $a 0]
+ set h [lindex $a 1]
+ set n 0
+ while 1 {
+ if {$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 $lastpos-1]} {
+ }
+ #set next_a -1
+ if {$lastpos!=-1} {
+ set next_a [expr $lastpos+$n+1]
+ }
+ }
+
+
+ puts [format "%-25s %s" $cmdname [string range $h $n [expr $next_a-1]] ]
+ set cmdname ""
+ set n [expr $next_a]
+ }
+ }
+ }
+}
+
+add_help_text tcl_help "Tcl implementation of help command"
+
+
# If a fn is unknown to Tcl, we try to execute it as an OpenOCD command
proc unknown {args} {
if {[string length $args]>0} {