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# Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001
# 2002, 2003, 2005, 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
#
# This file is part of DejaGnu.
#
# DejaGnu is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# DejaGnu is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with DejaGnu; if not, write to the Free Software Foundation,
# Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
# This file was written by Rob Savoye <rob@welcomehome.org>.
# Dump the values of a shell expression representing variable names.
#
proc dumpvars { args } {
uplevel 1 [list foreach i [uplevel 1 "info vars $args"] {
if { [catch "array names $i" names ] } {
eval "puts \"${i} = \$${i}\""
} else {
foreach k $names {
eval "puts \"$i\($k\) = \$$i\($k\)\""
}
}
}
]
}
# Dump the values of a shell expression representing variable names.
#
proc dumplocals { args } {
uplevel 1 [list foreach i [uplevel 1 "info locals $args"] {
if { [catch "array names $i" names ] } {
eval "puts \"${i} = \$${i}\""
} else {
foreach k $names {
eval "puts \"$i\($k\) = \$$i\($k\)\""
}
}
}
]
}
# Dump the body of procedures specified by a regexp.
#
proc dumprocs { args } {
foreach i [info procs $args] {
puts "\nproc $i \{ [info args $i] \} \{ [info body $i]\}"
}
}
# Dump all the current watchpoints.
#
proc dumpwatch { args } {
foreach i [uplevel 1 "info vars $args"] {
set tmp ""
if { [catch "uplevel 1 array name $i" names] } {
set tmp [uplevel 1 trace vinfo $i]
if {![string match "" $tmp]} {
puts "$i $tmp"
}
} else {
foreach k $names {
set tmp [uplevel 1 trace vinfo [set i]($k)]
if {![string match "" $tmp]} {
puts "[set i]($k) = $tmp"
}
}
}
}
}
# Trap a watchpoint for an array.
#
proc watcharray { array element op } {
upvar [set array]($element) avar
switch $op {
"w" { puts "New value of [set array]($element) is $avar" }
"r" { puts "[set array]($element) (= $avar) was just read" }
"u" { puts "[set array]($element) (= $avar) was just unset" }
}
}
proc watchvar { v ignored op } {
upvar $v var
switch $op {
"w" { puts "New value of $v is $var" }
"r" { puts "$v (=$var) was just read" }
"u" { puts "$v (=$var) was just unset" }
}
}
# Watch when a variable is written.
#
proc watchunset { arg } {
if { [catch "uplevel 1 array name $arg" names ] } {
if {![uplevel 1 info exists $arg]} {
puts stderr "$arg does not exist"
return
}
uplevel 1 trace variable $arg u watchvar
} else {
foreach k $names {
if {![uplevel 1 info exists $arg]} {
puts stderr "$arg does not exist"
return
}
uplevel 1 trace variable [set arg]($k) u watcharray
}
}
}
# Watch when a variable is written.
#
proc watchwrite { arg } {
if { [catch "uplevel 1 array name $arg" names ] } {
if {![uplevel 1 info exists $arg]} {
puts stderr "$arg does not exist"
return
}
uplevel 1 trace variable $arg w watchvar
} else {
foreach k $names {
if {![uplevel 1 info exists $arg]} {
puts stderr "$arg does not exist"
return
}
uplevel 1 trace variable [set arg]($k) w watcharray
}
}
}
# Watch when a variable is read.
#
proc watchread { arg } {
if { [catch "uplevel 1 array name $arg" names ] } {
if {![uplevel 1 info exists $arg]} {
puts stderr "$arg does not exist"
return
}
uplevel 1 trace variable $arg r watchvar
} else {
foreach k $names {
if {![uplevel 1 info exists $arg]} {
puts stderr "$arg does not exist"
return
}
uplevel 1 trace variable [set arg]($k) r watcharray
}
}
}
# Delete a watchpoint.
#
proc watchdel { args } {
foreach i [uplevel 1 "info vars $args"] {
set tmp ""
if { [catch "uplevel 1 array name $i" names] } {
catch "uplevel 1 trace vdelete $i w watchvar"
catch "uplevel 1 trace vdelete $i r watchvar"
catch "uplevel 1 trace vdelete $i u watchvar"
} else {
foreach k $names {
catch "uplevel 1 trace vdelete [set i]($k) w watcharray"
catch "uplevel 1 trace vdelete [set i]($k) r watcharray"
catch "uplevel 1 trace vdelete [set i]($k) u watcharray"
}
}
}
}
# This file creates GDB style commands for the Tcl debugger
#
proc print { var } {
puts "$var"
}
proc quit { } {
log_and_exit
}
proc bt { } {
# The w command is provided by the Tcl debugger.
puts "[w]"
}
# Create some stub procedures since we can't alias the command names.
#
proc dp { args } {
uplevel 1 dumprocs $args
}
proc dv { args } {
uplevel 1 dumpvars $args
}
proc dl { args } {
uplevel 1 dumplocals $args
}
proc dw { args } {
uplevel 1 dumpwatch $args
}
proc q { } {
quit
}
proc p { args } {
uplevel 1 print $args
}
proc wu { args } {
uplevel 1 watchunset $args
}
proc ww { args } {
uplevel 1 watchwrite $args
}
proc wr { args } {
uplevel 1 watchread $args
}
proc wd { args } {
uplevel 1 watchdel $args
}
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