# Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001
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# 2002, 2003, 2005, 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
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#
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# This file is part of DejaGnu.
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#
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# DejaGnu is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# DejaGnu is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with DejaGnu; if not, write to the Free Software Foundation,
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# Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
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# This file was written by Rob Savoye <rob@welcomehome.org>.
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# Dump the values of a shell expression representing variable names.
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#
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proc dumpvars { args } {
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uplevel 1 [list foreach i [uplevel 1 "info vars $args"] {
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if { [catch "array names $i" names ] } {
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eval "puts \"${i} = \$${i}\""
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} else {
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foreach k $names {
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eval "puts \"$i\($k\) = \$$i\($k\)\""
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}
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}
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}
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]
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}
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# Dump the values of a shell expression representing variable names.
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#
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proc dumplocals { args } {
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uplevel 1 [list foreach i [uplevel 1 "info locals $args"] {
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if { [catch "array names $i" names ] } {
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eval "puts \"${i} = \$${i}\""
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} else {
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foreach k $names {
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eval "puts \"$i\($k\) = \$$i\($k\)\""
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}
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}
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}
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]
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}
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# Dump the body of procedures specified by a regexp.
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#
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proc dumprocs { args } {
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foreach i [info procs $args] {
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puts "\nproc $i \{ [info args $i] \} \{ [info body $i]\}"
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}
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}
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# Dump all the current watchpoints.
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#
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proc dumpwatch { args } {
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foreach i [uplevel 1 "info vars $args"] {
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set tmp ""
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if { [catch "uplevel 1 array name $i" names] } {
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set tmp [uplevel 1 trace vinfo $i]
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if {![string match "" $tmp]} {
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puts "$i $tmp"
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}
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} else {
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foreach k $names {
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set tmp [uplevel 1 trace vinfo [set i]($k)]
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if {![string match "" $tmp]} {
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puts "[set i]($k) = $tmp"
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}
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}
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}
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}
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}
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# Trap a watchpoint for an array.
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#
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proc watcharray { array element op } {
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upvar [set array]($element) avar
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switch -- $op {
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"w" { puts "New value of [set array]($element) is $avar" }
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"r" { puts "[set array]($element) (= $avar) was just read" }
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"u" { puts "[set array]($element) (= $avar) was just unset" }
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}
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}
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proc watchvar { v ignored op } {
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upvar $v var
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switch -- $op {
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"w" { puts "New value of $v is $var" }
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"r" { puts "$v (=$var) was just read" }
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"u" { puts "$v (=$var) was just unset" }
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}
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}
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# Watch when a variable is written.
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#
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proc watchunset { arg } {
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if { [catch "uplevel 1 array name $arg" names ] } {
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if {![uplevel 1 info exists $arg]} {
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puts stderr "$arg does not exist"
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return
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}
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uplevel 1 trace variable $arg u watchvar
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} else {
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foreach k $names {
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if {![uplevel 1 info exists $arg]} {
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puts stderr "$arg does not exist"
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return
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}
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uplevel 1 trace variable [set arg]($k) u watcharray
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}
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}
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}
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# Watch when a variable is written.
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#
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proc watchwrite { arg } {
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if { [catch "uplevel 1 array name $arg" names ] } {
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if {![uplevel 1 info exists $arg]} {
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puts stderr "$arg does not exist"
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return
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}
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uplevel 1 trace variable $arg w watchvar
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} else {
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foreach k $names {
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if {![uplevel 1 info exists $arg]} {
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puts stderr "$arg does not exist"
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return
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}
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uplevel 1 trace variable [set arg]($k) w watcharray
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}
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}
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}
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# Watch when a variable is read.
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#
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proc watchread { arg } {
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if { [catch "uplevel 1 array name $arg" names ] } {
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if {![uplevel 1 info exists $arg]} {
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puts stderr "$arg does not exist"
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return
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}
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uplevel 1 trace variable $arg r watchvar
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} else {
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foreach k $names {
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if {![uplevel 1 info exists $arg]} {
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puts stderr "$arg does not exist"
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return
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}
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uplevel 1 trace variable [set arg]($k) r watcharray
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}
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}
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}
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# Delete a watchpoint.
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#
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proc watchdel { args } {
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foreach i [uplevel 1 "info vars $args"] {
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set tmp ""
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if { [catch "uplevel 1 array name $i" names] } {
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catch "uplevel 1 trace vdelete $i w watchvar"
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catch "uplevel 1 trace vdelete $i r watchvar"
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catch "uplevel 1 trace vdelete $i u watchvar"
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} else {
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foreach k $names {
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catch "uplevel 1 trace vdelete [set i]($k) w watcharray"
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catch "uplevel 1 trace vdelete [set i]($k) r watcharray"
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catch "uplevel 1 trace vdelete [set i]($k) u watcharray"
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}
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}
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}
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}
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# This file creates GDB style commands for the Tcl debugger
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#
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proc print { var } {
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puts "$var"
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}
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proc quit { } {
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log_and_exit
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}
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proc bt { } {
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# The w command is provided by the Tcl debugger.
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puts "[w]"
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}
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# Create some stub procedures since we can't alias the command names.
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#
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proc dp { args } {
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uplevel 1 dumprocs $args
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}
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proc dv { args } {
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uplevel 1 dumpvars $args
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}
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proc dl { args } {
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uplevel 1 dumplocals $args
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}
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proc dw { args } {
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uplevel 1 dumpwatch $args
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}
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proc q { } {
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quit
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}
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proc p { args } {
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uplevel 1 print $args
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}
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proc wu { args } {
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uplevel 1 watchunset $args
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}
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proc ww { args } {
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uplevel 1 watchwrite $args
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}
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proc wr { args } {
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uplevel 1 watchread $args
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}
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proc wd { args } {
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uplevel 1 watchdel $args
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}
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