+++ /dev/null
-# GDB GUI setup for GDB, the GNU debugger.
-# Copyright 1994, 1995, 1996
-# Free Software Foundation, Inc.
-
-# Written by Stu Grossman <grossman@cygnus.com> of Cygnus Support.
-
-# This file is part of GDB.
-
-# This program 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.
-
-# This program 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 this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-
-set cfile Blank
-set wins($cfile) .src.text
-set current_label {}
-set cfunc NIL
-set line_numbers 1
-set breakpoint_file(-1) {[garbage]}
-set disassemble_with_source nosource
-set gdb_prompt "(gdb) "
-
-# Hint: The following can be toggled from a tclsh window after
-# using the gdbtk "tk tclsh" command to open the window.
-set debug_interface 0
-
-#option add *Foreground Black
-#option add *Background White
-#option add *Font -*-*-medium-r-normal--18-*-*-*-m-*-*-1
-
-proc echo string {puts stdout $string}
-
-# Assign elements from LIST to variables named in ARGS. FIXME replace
-# with TclX version someday.
-proc lassign {list args} {
- set len [expr {[llength $args] - 1}]
- while {$len >= 0} {
- upvar [lindex $args $len] local
- set local [lindex $list $len]
- decr len
- }
-}
-
-#
-# Local procedure:
-#
-# decr (var val) - compliment to incr
-#
-# Description:
-#
-#
-proc decr {var {val 1}} {
- upvar $var num
- set num [expr {$num - $val}]
- return $num
-}
-
-#
-# Center a window on the screen.
-#
-proc center_window {toplevel} {
- # Withdraw and update, to ensure geometry computations are finished.
- wm withdraw $toplevel
- update idletasks
-
- set x [expr {[winfo screenwidth $toplevel] / 2
- - [winfo reqwidth $toplevel] / 2
- - [winfo vrootx $toplevel]}]
- set y [expr {[winfo screenheight $toplevel] / 2
- - [winfo reqheight $toplevel] / 2
- - [winfo vrooty $toplevel]}]
- wm geometry $toplevel +${x}+${y}
- wm deiconify $toplevel
-}
-
-#
-# Rearrange the bindtags so the widget comes after the class. I was
-# always for Ousterhout putting the class bindings first, but no...
-#
-proc bind_widget_after_class {widget} {
- set class [winfo class $widget]
- set newList {}
- foreach tag [bindtags $widget] {
- if {$tag == $widget} {
- # Nothing.
- } {
- lappend newList $tag
- if {$tag == $class} {
- lappend newList $widget
- }
- }
- }
- bindtags $widget $newList
-}
-
-#
-# Make sure line number $LINE is visible in the text widget. But be
-# more clever than the "see" command: if LINE is not currently
-# displayed, arrange for LINE to be centered. There are cases in
-# which this does not work, so as a last resort we revert to "see".
-#
-# This is inefficient, but probably not slow enough to actually
-# notice.
-#
-proc ensure_line_visible {text line} {
- set pixHeight [winfo height $text]
- # Compute height of widget in lines. This fails if a line is wider
- # than the screen. FIXME.
- set topLine [lindex [split [$text index @0,0] .] 0]
- set botLine [lindex [split [$text index @0,${pixHeight}] .] 0]
-
- if {$line > $topLine && $line < $botLine} then {
- # Onscreen, and not on the very edge.
- return
- }
-
- set newTop [expr {$line - ($botLine - $topLine)}]
- if {$newTop < 0} then {
- set newTop 0
- }
- $text yview moveto $newTop
-
- # In case the above failed.
- $text see ${line}.0
-}
-
-if {[info exists env(EDITOR)]} then {
- set editor $env(EDITOR)
-} else {
- set editor emacs
-}
-
-# GDB callbacks
-#
-# These functions are called by GDB (from C code) to do various things in
-# TK-land. All start with the prefix `gdbtk_tcl_' to make them easy to find.
-#
-
-#
-# GDB Callback:
-#
-# gdbtk_tcl_fputs (text) - Output text to the command window
-#
-# Description:
-#
-# GDB calls this to output TEXT to the GDB command window. The text is
-# placed at the end of the text widget. Note that output may not occur,
-# due to buffering. Use gdbtk_tcl_flush to cause an immediate update.
-#
-
-proc gdbtk_tcl_fputs {arg} {
- .cmd.text insert end "$arg"
- .cmd.text see end
-}
-
-proc gdbtk_tcl_fputs_error {arg} {
- .cmd.text insert end "$arg"
- .cmd.text see end
-}
-
-#
-# GDB Callback:
-#
-# gdbtk_tcl_flush () - Flush output to the command window
-#
-# Description:
-#
-# GDB calls this to force all buffered text to the GDB command window.
-#
-
-proc gdbtk_tcl_flush {} {
- .cmd.text see end
- update idletasks
-}
-
-#
-# GDB Callback:
-#
-# gdbtk_tcl_query (message) - Create a yes/no query dialog box
-#
-# Description:
-#
-# GDB calls this to create a yes/no dialog box containing MESSAGE. GDB
-# is hung while the dialog box is active (ie: no commands will work),
-# however windows can still be refreshed in case of damage or exposure.
-#
-
-proc gdbtk_tcl_query {message} {
- # FIXME We really want a Help button here. But Tk's brain-damaged
- # modal dialogs won't really allow it. Should have async dialog
- # here.
- set result [tk_dialog .query "gdb : query" "$message" questhead 0 Yes No]
- return [expr {!$result}]
-}
-
-#
-# GDB Callback:
-#
-# gdbtk_start_variable_annotation (args ...) -
-#
-# Description:
-#
-# Not yet implemented.
-#
-
-proc gdbtk_tcl_start_variable_annotation {valaddr ref_type stor_cl
- cum_expr field type_cast} {
- echo "gdbtk_tcl_start_variable_annotation $valaddr $ref_type $stor_cl $cum_expr $field $type_cast"
-}
-
-#
-# GDB Callback:
-#
-# gdbtk_end_variable_annotation (args ...) -
-#
-# Description:
-#
-# Not yet implemented.
-#
-
-proc gdbtk_tcl_end_variable_annotation {} {
- echo gdbtk_tcl_end_variable_annotation
-}
-
-#
-# GDB Callback:
-#
-# gdbtk_tcl_breakpoint (action bpnum file line) - Notify the TK
-# interface of changes to breakpoints.
-#
-# Description:
-#
-# GDB calls this to notify TK of changes to breakpoints. ACTION is one
-# of:
-# create - Notify of breakpoint creation
-# delete - Notify of breakpoint deletion
-# modify - Notify of breakpoint modification
-#
-
-# file line pc type enabled disposition silent ignore_count commands cond_string thread hit_count
-
-proc gdbtk_tcl_breakpoint {action bpnum} {
- set bpinfo [gdb_get_breakpoint_info $bpnum]
- set file [lindex $bpinfo 0]
- set line [lindex $bpinfo 1]
- set pc [lindex $bpinfo 2]
- set enable [lindex $bpinfo 4]
-
- if {$action == "modify"} {
- if {$enable == "1"} {
- set action enable
- } else {
- set action disable
- }
- }
-
- ${action}_breakpoint $bpnum $file $line $pc
-}
-
-#
-# GDB Callback:
-#
-# gdbtk_tcl_readline_begin (message) - Notify Tk to open an interaction
-# window and start gathering user input
-#
-# Description:
-#
-# GDB calls this to notify TK that it needs to open an interaction
-# window, displaying the given message, and be prepared to accept
-# calls to gdbtk_tcl_readline to gather user input.
-
-proc gdbtk_tcl_readline_begin {message} {
- global readline_text
-
- # If another readline window already exists, just bring it to the front.
- if {[winfo exists .rl]} {raise .rl ; return}
-
- # Create top level frame with scrollbar and text widget.
- toplevel .rl
- wm title .rl "Interaction Window"
- wm iconname .rl "Input"
- message .rl.msg -text $message -aspect 7500 -justify left
- text .rl.text -width 80 -height 20 -setgrid true -cursor hand2 \
- -yscrollcommand {.rl.scroll set}
- scrollbar .rl.scroll -command {.rl.text yview}
- pack .rl.msg -side top -fill x
- pack .rl.scroll -side right -fill y
- pack .rl.text -side left -fill both -expand true
-
- # When the user presses return, get the text from the command start mark to the
- # current insert point, stash it in the readline text variable, and update the
- # command start mark to the current insert point
- bind .rl.text <Return> {
- set readline_text [.rl.text get cmdstart {end - 1 char}]
- .rl.text mark set cmdstart insert
- }
- bind .rl.text <BackSpace> {
- if [%W compare insert > cmdstart] {
- %W delete {insert - 1 char} insert
- } else {
- bell
- }
- break
- }
- bind .rl.text <Any-Key> {
- if [%W compare insert < cmdstart] {
- %W mark set insert end
- }
- }
- bind .rl.text <Control-u> {
- %W delete cmdstart "insert lineend"
- %W see insert
- }
- bindtags .rl.text {.rl.text Text all}
-}
-
-#
-# GDB Callback:
-#
-# gdbtk_tcl_readline (prompt) - Get one user input line
-#
-# Description:
-#
-# GDB calls this to get one line of input from the user interaction
-# window, using "prompt" as the command line prompt.
-
-proc gdbtk_tcl_readline {prompt} {
- global readline_text
-
- .rl.text insert end $prompt
- .rl.text mark set cmdstart insert
- .rl.text mark gravity cmdstart left
- .rl.text see insert
-
- # Make this window the current one for input.
- focus .rl.text
- grab .rl
- tkwait variable readline_text
- grab release .rl
- return $readline_text
-}
-
-#
-# GDB Callback:
-#
-# gdbtk_tcl_readline_end - Terminate a user interaction
-#
-# Description:
-#
-# GDB calls this when it is done getting interactive user input.
-# Destroy the interaction window.
-
-proc gdbtk_tcl_readline_end {} {
- if {[winfo exists .rl]} { destroy .rl }
-}
-
-proc create_breakpoints_window {} {
- global bpframe_lasty
-
- if {[winfo exists .breakpoints]} {raise .breakpoints ; return}
-
- build_framework .breakpoints "Breakpoints" ""
-
-# First, delete all the old view menu entries
-
- .breakpoints.menubar.view.menu delete 0 last
-
-# Get rid of label
-
- destroy .breakpoints.label
-
-# Replace text with a canvas and fix the scrollbars
-
- destroy .breakpoints.text
- scrollbar .breakpoints.scrollx -orient horizontal \
- -command {.breakpoints.c xview} -relief sunken
- canvas .breakpoints.c -relief sunken -bd 2 \
- -cursor hand2 \
- -yscrollcommand {.breakpoints.scroll set} \
- -xscrollcommand {.breakpoints.scrollx set}
- .breakpoints.scroll configure -command {.breakpoints.c yview}
-
- pack .breakpoints.scrollx -side bottom -fill x -in .breakpoints.info
- pack .breakpoints.c -side left -expand yes -fill both \
- -in .breakpoints.info
-
- set bpframe_lasty 0
-
-# Create a frame for each breakpoint
-
- foreach bpnum [gdb_get_breakpoint_list] {
- add_breakpoint_frame $bpnum
- }
-}
-
-# Create a frame for bpnum in the .breakpoints canvas
-
-proc add_breakpoint_frame {bpnum} {
- global bpframe_lasty
- global enabled
- global disposition
-
- if {![winfo exists .breakpoints]} return
-
- set bpinfo [gdb_get_breakpoint_info $bpnum]
-
- lassign $bpinfo file line pc type enabled($bpnum) disposition($bpnum) \
- silent ignore_count commands cond thread hit_count
-
- set f .breakpoints.c.$bpnum
-
- if {![winfo exists $f]} {
- frame $f -relief sunken -bd 2
-
- label $f.id -text "#$bpnum $file:$line ($pc)" \
- -relief flat -bd 2 -anchor w
- frame $f.hit_count
- label $f.hit_count.label -text "Hit count:" -relief flat \
- -bd 2 -anchor w -width 11
- label $f.hit_count.val -text $hit_count -relief flat \
- -bd 2 -anchor w
- checkbutton $f.hit_count.enabled -text Enabled \
- -variable enabled($bpnum) -anchor w -relief flat
-
- pack $f.hit_count.label $f.hit_count.val -side left
- pack $f.hit_count.enabled -side right
-
- frame $f.thread
- label $f.thread.label -text "Thread: " -relief flat -bd 2 \
- -width 11 -anchor w
- entry $f.thread.entry -bd 2 -relief sunken -width 10
- $f.thread.entry insert end $thread
- pack $f.thread.label -side left
- pack $f.thread.entry -side left -fill x
-
- frame $f.cond
- label $f.cond.label -text "Condition: " -relief flat -bd 2 \
- -width 11 -anchor w
- entry $f.cond.entry -bd 2 -relief sunken
- $f.cond.entry insert end $cond
- pack $f.cond.label -side left
- pack $f.cond.entry -side left -fill x -expand yes
-
- frame $f.ignore_count
- label $f.ignore_count.label -text "Ignore count: " \
- -relief flat -bd 2 -width 11 -anchor w
- entry $f.ignore_count.entry -bd 2 -relief sunken -width 10
- $f.ignore_count.entry insert end $ignore_count
- pack $f.ignore_count.label -side left
- pack $f.ignore_count.entry -side left -fill x
-
- frame $f.disps
-
- label $f.disps.label -text "Disposition: " -relief flat -bd 2 \
- -anchor w -width 11
-
- radiobutton $f.disps.delete -text Delete \
- -variable disposition($bpnum) -anchor w -relief flat \
- -command "gdb_cmd \"delete break $bpnum\"" \
- -value delete
-
- radiobutton $f.disps.disable -text Disable \
- -variable disposition($bpnum) -anchor w -relief flat \
- -command "gdb_cmd \"disable break $bpnum\"" \
- -value disable
-
- radiobutton $f.disps.donttouch -text "Leave alone" \
- -variable disposition($bpnum) -anchor w -relief flat \
- -command "gdb_cmd \"enable break $bpnum\"" \
- -value donttouch
-
- pack $f.disps.label $f.disps.delete $f.disps.disable \
- $f.disps.donttouch -side left -anchor w
- text $f.commands -relief sunken -bd 2 -setgrid true \
- -cursor hand2 -height 3 -width 30
-
- foreach line $commands {
- $f.commands insert end "${line}\n"
- }
-
- pack $f.id -side top -anchor nw -fill x
- pack $f.hit_count $f.cond $f.thread $f.ignore_count $f.disps \
- $f.commands -side top -fill x -anchor nw
- }
-
- set tag [.breakpoints.c create window 0 $bpframe_lasty -window $f -anchor nw]
- update
- set bbox [.breakpoints.c bbox $tag]
-
- set bpframe_lasty [lindex $bbox 3]
-
- .breakpoints.c configure -width [lindex $bbox 2]
-}
-
-# Delete a breakpoint frame
-
-proc delete_breakpoint_frame {bpnum} {
- global bpframe_lasty
-
- if {![winfo exists .breakpoints]} return
-
-# First, clear the canvas
-
- .breakpoints.c delete all
-
-# Now, repopulate it with all but the doomed breakpoint
-
- set bpframe_lasty 0
- foreach bp [gdb_get_breakpoint_list] {
- if {$bp != $bpnum} {
- add_breakpoint_frame $bp
- }
- }
-}
-
-proc asm_win_name {funcname} {
- if {$funcname == "*None*"} {return .asm.text}
-
- regsub -all {\.} $funcname _ temp
-
- return .asm.func_${temp}
-}
-
-#
-# Local procedure:
-#
-# create_breakpoint (bpnum file line pc) - Record breakpoint info in TK land
-#
-# Description:
-#
-# GDB calls this indirectly (through gdbtk_tcl_breakpoint) to notify TK
-# land of breakpoint creation. This consists of recording the file and
-# line number in the breakpoint_file and breakpoint_line arrays. Also,
-# if there is already a window associated with FILE, it is updated with
-# a breakpoint tag.
-#
-
-proc create_breakpoint {bpnum file line pc} {
- global wins
- global breakpoint_file
- global breakpoint_line
- global pos_to_breakpoint
- global pos_to_bpcount
- global cfunc
- global pclist
-
-# Record breakpoint locations
-
- set breakpoint_file($bpnum) $file
- set breakpoint_line($bpnum) $line
- set pos_to_breakpoint($file:$line) $bpnum
- if {![info exists pos_to_bpcount($file:$line)]} {
- set pos_to_bpcount($file:$line) 0
- }
- incr pos_to_bpcount($file:$line)
- set pos_to_breakpoint($pc) $bpnum
- if {![info exists pos_to_bpcount($pc)]} {
- set pos_to_bpcount($pc) 0
- }
- incr pos_to_bpcount($pc)
-
-# If there's a window for this file, update it
-
- if {[info exists wins($file)]} {
- insert_breakpoint_tag $wins($file) $line
- }
-
-# If there's an assembly window, update that too
-
- set win [asm_win_name $cfunc]
- if {[winfo exists $win]} {
- insert_breakpoint_tag $win [pc_to_line $pclist($cfunc) $pc]
- }
-
-# Update the breakpoints window
-
- add_breakpoint_frame $bpnum
-}
-
-#
-# Local procedure:
-#
-# delete_breakpoint (bpnum file line pc) - Delete breakpoint info from TK land
-#
-# Description:
-#
-# GDB calls this indirectly (through gdbtk_tcl_breakpoint) to notify TK
-# land of breakpoint destruction. This consists of removing the file and
-# line number from the breakpoint_file and breakpoint_line arrays. Also,
-# if there is already a window associated with FILE, the tags are removed
-# from it.
-#
-
-proc delete_breakpoint {bpnum file line pc} {
- global wins
- global breakpoint_file
- global breakpoint_line
- global pos_to_breakpoint
- global pos_to_bpcount
- global cfunc pclist
-
-# Save line number and file for later
-
- set line $breakpoint_line($bpnum)
-
- set file $breakpoint_file($bpnum)
-
-# Reset breakpoint annotation info
-
- if {$pos_to_bpcount($file:$line) > 0} {
- decr pos_to_bpcount($file:$line)
-
- if {$pos_to_bpcount($file:$line) == 0} {
- catch "unset pos_to_breakpoint($file:$line)"
-
- unset breakpoint_file($bpnum)
- unset breakpoint_line($bpnum)
-
-# If there's a window for this file, update it
-
- if {[info exists wins($file)]} {
- delete_breakpoint_tag $wins($file) $line
- }
- }
- }
-
-# If there's an assembly window, update that too
-
- if {$pos_to_bpcount($pc) > 0} {
- decr pos_to_bpcount($pc)
-
- if {$pos_to_bpcount($pc) == 0} {
- catch "unset pos_to_breakpoint($pc)"
-
- set win [asm_win_name $cfunc]
- if {[winfo exists $win]} {
- delete_breakpoint_tag $win [pc_to_line $pclist($cfunc) $pc]
- }
- }
- }
-
- delete_breakpoint_frame $bpnum
-}
-
-#
-# Local procedure:
-#
-# enable_breakpoint (bpnum file line pc) - Record breakpoint info in TK land
-#
-# Description:
-#
-# GDB calls this indirectly (through gdbtk_tcl_breakpoint) to notify TK
-# land of a breakpoint being enabled. This consists of unstippling the
-# specified breakpoint indicator.
-#
-
-proc enable_breakpoint {bpnum file line pc} {
- global wins
- global cfunc pclist
- global enabled
-
- if {[info exists wins($file)]} {
- $wins($file) tag configure $line -fgstipple {}
- }
-
-# If there's an assembly window, update that too
-
- set win [asm_win_name $cfunc]
- if {[winfo exists $win]} {
- $win tag configure [pc_to_line $pclist($cfunc) $pc] -fgstipple {}
- }
-
-# If there's a breakpoint window, update that too
-
- if {[winfo exists .breakpoints]} {
- set enabled($bpnum) 1
- }
-}
-
-#
-# Local procedure:
-#
-# disable_breakpoint (bpnum file line pc) - Record breakpoint info in TK land
-#
-# Description:
-#
-# GDB calls this indirectly (through gdbtk_tcl_breakpoint) to notify TK
-# land of a breakpoint being disabled. This consists of stippling the
-# specified breakpoint indicator.
-#
-
-proc disable_breakpoint {bpnum file line pc} {
- global wins
- global cfunc pclist
- global enabled
-
- if {[info exists wins($file)]} {
- $wins($file) tag configure $line -fgstipple gray50
- }
-
-# If there's an assembly window, update that too
-
- set win [asm_win_name $cfunc]
- if {[winfo exists $win]} {
- $win tag configure [pc_to_line $pclist($cfunc) $pc] -fgstipple gray50
- }
-
-# If there's a breakpoint window, update that too
-
- if {[winfo exists .breakpoints]} {
- set enabled($bpnum) 0
- }
-}
-
-#
-# Local procedure:
-#
-# insert_breakpoint_tag (win line) - Insert a breakpoint tag in WIN.
-#
-# Description:
-#
-# GDB calls this indirectly (through gdbtk_tcl_breakpoint) to insert a
-# breakpoint tag into window WIN at line LINE.
-#
-
-proc insert_breakpoint_tag {win line} {
- $win configure -state normal
- $win delete $line.0
- $win insert $line.0 "B"
- $win tag add margin $line.0 $line.8
-
- $win configure -state disabled
-}
-
-#
-# Local procedure:
-#
-# delete_breakpoint_tag (win line) - Remove a breakpoint tag from WIN.
-#
-# Description:
-#
-# GDB calls this indirectly (through gdbtk_tcl_breakpoint) to remove a
-# breakpoint tag from window WIN at line LINE.
-#
-
-proc delete_breakpoint_tag {win line} {
- $win configure -state normal
- $win delete $line.0
- if {[string range $win 0 3] == ".src"} then {
- $win insert $line.0 "\xa4"
- } else {
- $win insert $line.0 " "
- }
- $win tag add margin $line.0 $line.8
- $win configure -state disabled
-}
-
-proc gdbtk_tcl_busy {} {
- if {[winfo exists .cmd]} {
- .cmd.text configure -state disabled
- }
- if {[winfo exists .src]} {
- .src.start configure -state disabled
- .src.stop configure -state normal
- .src.step configure -state disabled
- .src.next configure -state disabled
- .src.continue configure -state disabled
- .src.finish configure -state disabled
- .src.up configure -state disabled
- .src.down configure -state disabled
- .src.bottom configure -state disabled
- }
- if {[winfo exists .asm]} {
- .asm.stepi configure -state disabled
- .asm.nexti configure -state disabled
- .asm.continue configure -state disabled
- .asm.finish configure -state disabled
- .asm.up configure -state disabled
- .asm.down configure -state disabled
- .asm.bottom configure -state disabled
- }
- return
-}
-
-proc gdbtk_tcl_idle {} {
- if {[winfo exists .cmd]} {
- .cmd.text configure -state normal
- }
- if {[winfo exists .src]} {
- .src.start configure -state normal
- .src.stop configure -state disabled
- .src.step configure -state normal
- .src.next configure -state normal
- .src.continue configure -state normal
- .src.finish configure -state normal
- .src.up configure -state normal
- .src.down configure -state normal
- .src.bottom configure -state normal
- }
- if {[winfo exists .asm]} {
- .asm.stepi configure -state normal
- .asm.nexti configure -state normal
- .asm.continue configure -state normal
- .asm.finish configure -state normal
- .asm.up configure -state normal
- .asm.down configure -state normal
- .asm.bottom configure -state normal
- }
- return
-}
-
-#
-# Local procedure:
-#
-# pc_to_line (pclist pc) - convert PC to a line number.
-#
-# Description:
-#
-# Convert PC to a line number from PCLIST. If exact line isn't found,
-# we return the first line that starts before PC.
-#
-proc pc_to_line {pclist pc} {
- set line [lsearch -exact $pclist $pc]
-
- if {$line >= 1} { return $line }
-
- set line 1
- foreach linepc [lrange $pclist 1 end] {
- if {$pc < $linepc} { decr line ; return $line }
- incr line
- }
- return [expr {$line - 1}]
-}
-
-#
-# Menu:
-#
-# file popup menu - Define the file popup menu.
-#
-# Description:
-#
-# This menu just contains a bunch of buttons that do various things to
-# the line under the cursor.
-#
-# Items:
-#
-# Edit - Run the editor (specified by the environment variable EDITOR) on
-# this file, at the current line.
-# Breakpoint - Set a breakpoint at the current line. This just shoves
-# a `break' command at GDB with the appropriate file and line
-# number. Eventually, GDB calls us back (at gdbtk_tcl_breakpoint)
-# to notify us of where the breakpoint needs to show up.
-#
-
-menu .file_popup -cursor hand2 -tearoff 0
-.file_popup add command -label "Not yet set" -state disabled
-.file_popup add separator
-.file_popup add command -label "Edit" \
- -command {exec $editor +$selected_line $selected_file &}
-.file_popup add command -label "Set breakpoint" \
- -command {gdb_cmd "break $selected_file:$selected_line"}
-
-# Use this procedure to get the GDB core to execute the string `cmd'. This is
-# a wrapper around gdb_cmd, which will catch errors, and send output to the
-# command window. It will also cause all of the other windows to be updated.
-
-proc interactive_cmd {cmd} {
- catch {gdb_cmd "$cmd"} result
- .cmd.text insert end $result
- .cmd.text see end
- update_ptr
-}
-
-#
-# Bindings:
-#
-# file popup menu - Define the file popup menu bindings.
-#
-# Description:
-#
-# This defines the binding for the file popup menu. It simply
-# unhighlights the line under the cursor.
-#
-
-bind .file_popup <Any-ButtonRelease-1> {
- global selected_win
- # Unhighlight the selected line
- $selected_win tag delete breaktag
-}
-
-#
-# Local procedure:
-#
-# listing_window_popup (win x y xrel yrel) - Handle popups for listing window
-#
-# Description:
-#
-# This procedure is invoked by holding down button 2 (usually) in the
-# listing window. The action taken depends upon where the button was
-# pressed. If it was in the left margin (the breakpoint column), it
-# sets or clears a breakpoint. In the main text area, it will pop up a
-# menu.
-#
-
-proc listing_window_popup {win x y xrel yrel} {
- global wins
- global win_to_file
- global file_to_debug_file
- global highlight
- global selected_line
- global selected_file
- global selected_win
- global pos_to_breakpoint
-
-# Map TK window name back to file name.
-
- set file $win_to_file($win)
-
- set pos [split [$win index @$xrel,$yrel] .]
-
-# Record selected file and line for menu button actions
-
- set selected_file $file_to_debug_file($file)
- set selected_line [lindex $pos 0]
- set selected_col [lindex $pos 1]
- set selected_win $win
-
-# Post the menu near the pointer, (and grab it)
-
- .file_popup entryconfigure 0 -label "$selected_file:$selected_line"
-
- tk_popup .file_popup $x $y
-}
-
-#
-# Local procedure:
-#
-# toggle_breakpoint (win x y xrel yrel) - Handle clicks on breakdots
-#
-# Description:
-#
-# This procedure sets or clears breakpoints where the button clicked.
-#
-
-proc toggle_breakpoint {win x y xrel yrel} {
- global wins
- global win_to_file
- global file_to_debug_file
- global highlight
- global selected_line
- global selected_file
- global selected_win
- global pos_to_breakpoint
-
-# Map TK window name back to file name.
-
- set file $win_to_file($win)
-
- set pos [split [$win index @$xrel,$yrel] .]
-
-# Record selected file and line
-
- set selected_file $file_to_debug_file($file)
- set selected_line [lindex $pos 0]
- set selected_col [lindex $pos 1]
- set selected_win $win
-
-# If we're in the margin, then toggle the breakpoint
-
- if {$selected_col < 8} { # this is alway true actually
- set pos_break $selected_file:$selected_line
- set pos $file:$selected_line
- set tmp pos_to_breakpoint($pos)
- if {[info exists $tmp]} {
- set bpnum [set $tmp]
- gdb_cmd "delete $bpnum"
- } else {
- gdb_cmd "break $pos_break"
- }
- return
- }
-}
-
-#
-# Local procedure:
-#
-# asm_window_button_1 (win x y xrel yrel) - Handle button 1 in asm window
-#
-# Description:
-#
-# This procedure is invoked as a result of holding down button 1 in the
-# assembly window. The action taken depends upon where the button was
-# pressed. If it was in the left margin (the breakpoint column), it
-# sets or clears a breakpoint. In the main text area, it will pop up a
-# menu.
-#
-
-proc asm_window_button_1 {win x y xrel yrel} {
- global wins
- global win_to_file
- global file_to_debug_file
- global highlight
- global selected_line
- global selected_file
- global selected_win
- global pos_to_breakpoint
- global pclist
- global cfunc
-
- set pos [split [$win index @$xrel,$yrel] .]
-
-# Record selected file and line for menu button actions
-
- set selected_line [lindex $pos 0]
- set selected_col [lindex $pos 1]
- set selected_win $win
-
-# Figure out the PC
-
- set pc [lindex $pclist($cfunc) $selected_line]
-
-# If we're in the margin, then toggle the breakpoint
-
- if {$selected_col < 11} {
- set tmp pos_to_breakpoint($pc)
- if {[info exists $tmp]} {
- set bpnum [set $tmp]
- gdb_cmd "delete $bpnum"
- } else {
- gdb_cmd "break *$pc"
- }
- return
- }
-
-# Post the menu near the pointer, (and grab it)
-
-# .file_popup entryconfigure 0 -label "$selected_file:$selected_line"
-# .file_popup post [expr $x-[winfo width .file_popup]/2] [expr $y-10]
-# grab .file_popup
-}
-
-#
-# Local procedure:
-#
-# do_nothing - Does absolutely nothing.
-#
-# Description:
-#
-# This procedure does nothing. It is used as a placeholder to allow
-# the disabling of bindings that would normally be inherited from the
-# parent widget. I can't think of any other way to do this.
-#
-
-proc do_nothing {} {}
-
-#
-# Local procedure:
-#
-# not_implemented_yet - warn that a feature is unavailable
-#
-# Description:
-#
-# This procedure warns that something doesn't actually work yet.
-#
-
-proc not_implemented_yet {message} {
- tk_dialog .unimpl "gdb : unimpl" \
- "$message: not implemented in the interface yet" \
- warning 0 "OK"
-}
-
-##
-# Local procedure:
-#
-# create_expr_window - Create expression display window
-#
-# Description:
-#
-# Create the expression display window.
-#
-
-# Set delete_expr_num, and set -state of Delete button.
-proc expr_update_button {num} {
- global delete_expr_num
- set delete_expr_num $num
- if {$num > 0} then {
- set state normal
- } else {
- set state disabled
- }
- .expr.buts.delete configure -state $state
-}
-
-proc add_expr {expr} {
- global expr_update_list
- global expr_num
-
- incr expr_num
-
- set e .expr.exprs
- set f e$expr_num
-
- checkbutton $e.updates.$f -text "" -relief flat \
- -variable expr_update_list($expr_num)
- text $e.expressions.$f -width 20 -height 1
- $e.expressions.$f insert 0.0 $expr
- bind $e.expressions.$f <1> "update_expr $expr_num"
- text $e.values.$f -width 20 -height 1
-
- # Set up some bindings.
- foreach frame {updates expressions values} {
- bind $e.$frame.$f <FocusIn> "expr_update_button $expr_num"
- bind $e.$frame.$f <FocusOut> "expr_update_button 0"
- }
-
- update_expr $expr_num
-
- pack $e.updates.$f -side top
- pack $e.expressions.$f -side top -expand yes -fill x
- pack $e.values.$f -side top -expand yes -fill x
-}
-
-proc delete_expr {} {
- global delete_expr_num
- global expr_update_list
-
- if {$delete_expr_num > 0} then {
- set e .expr.exprs
- set f e${delete_expr_num}
-
- destroy $e.updates.$f $e.expressions.$f $e.values.$f
- unset expr_update_list($delete_expr_num)
- }
-}
-
-proc update_expr {expr_num} {
- global expr_update_list
-
- set e .expr.exprs
- set f e${expr_num}
-
- set expr [$e.expressions.$f get 0.0 end]
- $e.values.$f delete 0.0 end
- if {! [catch {gdb_eval $expr} val]} {
- $e.values.$f insert 0.0 $val
- } {
- # FIXME consider flashing widget here.
- }
-}
-
-proc update_exprs {} {
- global expr_update_list
-
- foreach expr_num [array names expr_update_list] {
- if {$expr_update_list($expr_num)} {
- update_expr $expr_num
- }
- }
-}
-
-proc create_expr_window {} {
- global expr_num
- global delete_expr_num
- global expr_update_list
-
- if {[winfo exists .expr]} {raise .expr ; return}
-
- # All the state about individual expressions is stored in the
- # expression window widgets, so when it is deleted, the
- # previous values of the expression global variables become
- # invalid. Reset to a known initial state.
- set expr_num 0
- set delete_expr_num 0
- catch {unset expr_update_list}
- set expr_update_list(0) 0
-
- toplevel .expr
- wm title .expr "GDB Expressions"
- wm iconname .expr "Expressions"
-
- frame .expr.entryframe -borderwidth 2 -relief raised
- label .expr.entryframe.entrylab -text "Expression: "
- entry .expr.entryframe.entry -borderwidth 2 -relief sunken
- bind .expr.entryframe.entry <Return> {
- add_expr [.expr.entryframe.entry get]
- .expr.entryframe.entry delete 0 end
- }
-
- pack .expr.entryframe.entrylab -side left
- pack .expr.entryframe.entry -side left -fill x -expand yes
-
- frame .expr.buts -borderwidth 2 -relief raised
-
- button .expr.buts.delete -text Delete -command delete_expr \
- -state disabled
-
- button .expr.buts.close -text Close -command {destroy .expr}
- button .expr.buts.help -text Help -state disabled
-
- pack .expr.buts.delete -side left
- pack .expr.buts.help .expr.buts.close -side right
-
- pack .expr.buts -side bottom -fill x
- pack .expr.entryframe -side bottom -fill x
-
- frame .expr.exprs -borderwidth 2 -relief raised
-
- # Use three subframes so columns will line up. Easier than
- # dealing with BLT for a table geometry manager. Someday Tk
- # will have one, use it then. FIXME this messes up keyboard
- # traversal.
- frame .expr.exprs.updates -borderwidth 0 -relief flat
- frame .expr.exprs.expressions -borderwidth 0 -relief flat
- frame .expr.exprs.values -borderwidth 0 -relief flat
-
- label .expr.exprs.updates.label -text Update
- pack .expr.exprs.updates.label -side top -anchor w
- label .expr.exprs.expressions.label -text Expression
- pack .expr.exprs.expressions.label -side top -anchor w
- label .expr.exprs.values.label -text Value
- pack .expr.exprs.values.label -side top -anchor w
-
- pack .expr.exprs.updates -side left
- pack .expr.exprs.values .expr.exprs.expressions \
- -side right -expand 1 -fill x
-
- pack .expr.exprs -side top -fill both -expand 1 -anchor w
-}
-
-#
-# Local procedure:
-#
-# display_expression (expression) - Display EXPRESSION in display window
-#
-# Description:
-#
-# Display EXPRESSION and its value in the expression display window.
-#
-
-proc display_expression {expression} {
- create_expr_window
-
- add_expr $expression
-}
-
-#
-# Local procedure:
-#
-# create_file_win (filename) - Create a win for FILENAME.
-#
-# Return value:
-#
-# The new text widget.
-#
-# Description:
-#
-# This procedure creates a text widget for FILENAME. It returns the
-# newly created widget. First, a text widget is created, and given basic
-# configuration info. Second, all the bindings are setup. Third, the
-# file FILENAME is read into the text widget. Fourth, margins and line
-# numbers are added.
-#
-
-proc create_file_win {filename debug_file} {
- global breakpoint_file
- global breakpoint_line
- global line_numbers
- global debug_interface
-
-# Replace all the dirty characters in $filename with clean ones, and generate
-# a unique name for the text widget.
-
- regsub -all {\.} $filename {} temp
- set win .src.text$temp
-
-# Open the file, and read it into the text widget
-
- if {[catch "open $filename" fh]} {
-# File can't be read. Put error message into .src.nofile window and return.
-
- catch {destroy .src.nofile}
- text .src.nofile -height 25 -width 88 -relief sunken \
- -borderwidth 2 -yscrollcommand ".src.scroll set" \
- -setgrid true -cursor hand2
- .src.nofile insert 0.0 $fh
- .src.nofile configure -state disabled
- bind .src.nofile <1> do_nothing
- bind .src.nofile <B1-Motion> do_nothing
- return .src.nofile
- }
-
-# Actually create and do basic configuration on the text widget.
-
- text $win -height 25 -width 88 -relief sunken -borderwidth 2 \
- -yscrollcommand ".src.scroll set" -setgrid true -cursor hand2
-
-# Setup all the bindings
-
- bind $win <Enter> {focus %W}
- bind $win <1> do_nothing
- bind $win <B1-Motion> do_nothing
-
- bind $win <Key-Alt_R> do_nothing
- bind $win <Key-Alt_L> do_nothing
- bind $win <Key-Prior> "$win yview {@0,0 - 10 lines}"
- bind $win <Key-Next> "$win yview {@0,0 + 10 lines}"
- bind $win <Key-Up> "$win yview {@0,0 - 1 lines}"
- bind $win <Key-Down> "$win yview {@0,0 + 1 lines}"
- bind $win <Key-Home> {update_listing [gdb_loc]}
- bind $win <Key-End> "$win see end"
-
- bind $win n {interactive_cmd next}
- bind $win s {interactive_cmd step}
- bind $win c {interactive_cmd continue}
- bind $win f {interactive_cmd finish}
- bind $win u {interactive_cmd up}
- bind $win d {interactive_cmd down}
-
- if $debug_interface {
- bind $win <Control-C> {
- puts stdout burp
- }
- }
-
- $win delete 0.0 end
- $win insert 0.0 [read $fh]
- close $fh
-
-# Add margins (for annotations) and a line number to each line (if requested)
-
- set numlines [$win index end]
- set numlines [lindex [split $numlines .] 0]
- if {$line_numbers} {
- for {set i 1} {$i <= $numlines} {incr i} {
- $win insert $i.0 [format " %4d " $i]
- $win tag add source $i.8 "$i.0 lineend"
- }
- } else {
- for {set i 1} {$i <= $numlines} {incr i} {
- $win insert $i.0 " "
- $win tag add source $i.8 "$i.0 lineend"
- }
- }
-
-# Add the breakdots
-
- foreach i [gdb_sourcelines $debug_file] {
- $win delete $i.0
- $win insert $i.0 "\xa4"
- $win tag add margin $i.0 $i.8
- }
-
- # A debugging trick to highlight sensitive regions.
- if $debug_interface {
- $win tag bind source <Enter> {
- %W tag configure source -background yellow
- }
- $win tag bind source <Leave> {
- %W tag configure source -background green
- }
- $win tag bind margin <Enter> {
- %W tag configure margin -background red
- }
- $win tag bind margin <Leave> {
- %W tag configure margin -background skyblue
- }
- }
-
- $win tag bind margin <1> {
- toggle_breakpoint %W %X %Y %x %y
- }
-
- $win tag bind source <1> {
- %W mark set anchor "@%x,%y wordstart"
- set last [%W index "@%x,%y wordend"]
- %W tag remove sel 0.0 anchor
- %W tag remove sel $last end
- %W tag add sel anchor $last
- }
-# $win tag bind source <Double-Button-1> {
-# %W mark set anchor "@%x,%y wordstart"
-# set last [%W index "@%x,%y wordend"]
-# %W tag remove sel 0.0 anchor
-# %W tag remove sel $last end
-# %W tag add sel anchor $last
-# echo "Selected [selection get]"
-# }
- $win tag bind source <B1-Motion> {
- %W tag remove sel 0.0 anchor
- %W tag remove sel $last end
- %W tag add sel anchor @%x,%y
- }
- $win tag bind sel <1> break
- $win tag bind sel <Double-Button-1> {
- display_expression [selection get]
- break
- }
- $win tag bind sel <B1-Motion> break
- $win tag lower sel
-
- $win tag bind source <2> {
- listing_window_popup %W %X %Y %x %y
- }
-
- # Make these bindings do nothing on the text window -- they
- # are completely handled by the tag bindings above.
- bind $win <1> break
- bind $win <B1-Motion> break
- bind $win <Double-Button-1> break
-
-# Scan though the breakpoint data base and install any destined for this file
-
- foreach bpnum [array names breakpoint_file] {
- if {$breakpoint_file($bpnum) == $filename} {
- insert_breakpoint_tag $win $breakpoint_line($bpnum)
- }
- }
-
-# Disable the text widget to prevent user modifications
-
- $win configure -state disabled
- return $win
-}
-
-#
-# Local procedure:
-#
-# create_asm_win (funcname pc) - Create an assembly win for FUNCNAME.
-#
-# Return value:
-#
-# The new text widget.
-#
-# Description:
-#
-# This procedure creates a text widget for FUNCNAME. It returns the
-# newly created widget. First, a text widget is created, and given basic
-# configuration info. Second, all the bindings are setup. Third, the
-# function FUNCNAME is read into the text widget.
-#
-
-proc create_asm_win {funcname pc} {
- global breakpoint_file
- global breakpoint_line
- global pclist
- global disassemble_with_source
-
-# Replace all the dirty characters in $filename with clean ones, and generate
-# a unique name for the text widget.
-
- set win [asm_win_name $funcname]
-
-# Actually create and do basic configuration on the text widget.
-
- text $win -height 25 -width 80 -relief sunken -borderwidth 2 \
- -setgrid true -cursor hand2 -yscrollcommand ".asm.scroll set"
-
-# Setup all the bindings
-
- bind $win <Enter> {focus %W}
- bind $win <1> {asm_window_button_1 %W %X %Y %x %y; break}
- bind $win <B1-Motion> break
- bind $win <Double-Button-1> break
-
- bind $win <Key-Alt_R> do_nothing
- bind $win <Key-Alt_L> do_nothing
-
- bind $win n {interactive_cmd nexti}
- bind $win s {interactive_cmd stepi}
- bind $win c {interactive_cmd continue}
- bind $win f {interactive_cmd finish}
- bind $win u {interactive_cmd up}
- bind $win d {interactive_cmd down}
-
-# Disassemble the code, and read it into the new text widget
-
- $win insert end [gdb_disassemble $disassemble_with_source $pc]
-
- set numlines [$win index end]
- set numlines [lindex [split $numlines .] 0]
- decr numlines
-
-# Delete the first and last lines, cuz these contain useless info
-
-# $win delete 1.0 2.0
-# $win delete {end - 1 lines} end
-# decr numlines 2
-
-# Add margins (for annotations) and note the PC for each line
-
- catch "unset pclist($funcname)"
- lappend pclist($funcname) Unused
- for {set i 1} {$i <= $numlines} {incr i} {
- scan [$win get $i.0 "$i.0 lineend"] "%s " pc
- lappend pclist($funcname) $pc
- $win insert $i.0 " "
- }
-
-# Scan though the breakpoint data base and install any destined for this file
-
-# foreach bpnum [array names breakpoint_file] {
-# if {$breakpoint_file($bpnum) == $filename} {
-# insert_breakpoint_tag $win $breakpoint_line($bpnum)
-# }
-# }
-
-# Disable the text widget to prevent user modifications
-
- $win configure -state disabled
- return $win
-}
-
-#
-# Local procedure:
-#
-# update_listing (linespec) - Update the listing window according to
-# LINESPEC.
-#
-# Description:
-#
-# This procedure is called from various places to update the listing
-# window based on LINESPEC. It is usually invoked with the result of
-# gdb_loc.
-#
-# It will move the cursor, and scroll the text widget if necessary.
-# Also, it will switch to another text widget if necessary, and update
-# the label widget too.
-#
-# LINESPEC is a list of the form:
-#
-# { DEBUG_FILE FUNCNAME FILENAME LINE }, where:
-#
-# DEBUG_FILE - is the abbreviated form of the file name. This is usually
-# the file name string given to the cc command. This is
-# primarily needed for breakpoint commands, and when an
-# abbreviated for of the filename is desired.
-# FUNCNAME - is the name of the function.
-# FILENAME - is the fully qualified (absolute) file name. It is usually
-# the same as $PWD/$DEBUG_FILE, where PWD is the working dir
-# at the time the cc command was given. This is used to
-# actually locate the file to be displayed.
-# LINE - The line number to be displayed.
-#
-# Usually, this procedure will just move the cursor one line down to the
-# next line to be executed. However, if the cursor moves out of range
-# or into another file, it will scroll the text widget so that the line
-# of interest is in the middle of the viewable portion of the widget.
-#
-
-proc update_listing {linespec} {
- global pointers
- global wins cfile
- global current_label
- global win_to_file
- global file_to_debug_file
- global .src.label
-
-# Rip the linespec apart
-
- lassign $linespec debug_file funcname filename line
-
-# Sometimes there's no source file for this location
-
- if {$filename == ""} {set filename Blank}
-
-# If we want to switch files, we need to unpack the current text widget, and
-# stick in the new one.
-
- if {$filename != $cfile} then {
- pack forget $wins($cfile)
- set cfile $filename
-
-# Create a text widget for this file if necessary
-
- if {![info exists wins($cfile)]} then {
- set wins($cfile) [create_file_win $cfile $debug_file]
- if {$wins($cfile) != ".src.nofile"} {
- set win_to_file($wins($cfile)) $cfile
- set file_to_debug_file($cfile) $debug_file
- set pointers($cfile) 1.1
- }
- }
-
-# Pack the text widget into the listing widget, and scroll to the right place
-
- pack $wins($cfile) -side left -expand yes -in .src.info \
- -fill both -after .src.scroll
-
-# Make the scrollbar point at the new text widget
-
- .src.scroll configure -command "$wins($cfile) yview"
-
- # $wins($cfile) see "${line}.0 linestart"
- ensure_line_visible $wins($cfile) $line
- }
-
-# Update the label widget in case the filename or function name has changed
-
- if {$current_label != "$filename.$funcname"} then {
- set tail [expr [string last / $filename] + 1]
- set .src.label "[string range $filename $tail end] : ${funcname}()"
-# .src.label configure -text "[string range $filename $tail end] : ${funcname}()"
- set current_label $filename.$funcname
- }
-
-# Update the pointer, scrolling the text widget if necessary to keep the
-# pointer in an acceptable part of the screen.
-
- if {[info exists pointers($cfile)]} then {
- $wins($cfile) configure -state normal
- set pointer_pos $pointers($cfile)
- $wins($cfile) configure -state normal
- $wins($cfile) delete $pointer_pos "$pointer_pos + 2 char"
- $wins($cfile) insert $pointer_pos " "
-
- set pointer_pos [$wins($cfile) index $line.1]
- set pointers($cfile) $pointer_pos
-
- $wins($cfile) delete $pointer_pos "$pointer_pos + 2 char"
- $wins($cfile) insert $pointer_pos "->"
- ensure_line_visible $wins($cfile) $line
- $wins($cfile) configure -state disabled
- }
-}
-
-#
-# Local procedure:
-#
-# create_asm_window - Open up the assembly window.
-#
-# Description:
-#
-# Create an assembly window if it doesn't exist.
-#
-
-proc create_asm_window {} {
- global cfunc
-
- if {[winfo exists .asm]} {raise .asm ; return}
-
- set cfunc *None*
- set win [asm_win_name $cfunc]
-
- build_framework .asm Assembly "*NIL*"
-
-# First, delete all the old menu entries
-
- .asm.menubar.view.menu delete 0 last
-
- .asm.text configure -yscrollcommand ".asm.scroll set"
-
- frame .asm.row1
- frame .asm.row2
-
- button .asm.stepi -width 6 -text Stepi \
- -command {interactive_cmd stepi}
- button .asm.nexti -width 6 -text Nexti \
- -command {interactive_cmd nexti}
- button .asm.continue -width 6 -text Cont \
- -command {interactive_cmd continue}
- button .asm.finish -width 6 -text Finish \
- -command {interactive_cmd finish}
- button .asm.up -width 6 -text Up -command {interactive_cmd up}
- button .asm.down -width 6 -text Down \
- -command {interactive_cmd down}
- button .asm.bottom -width 6 -text Bottom \
- -command {interactive_cmd {frame 0}}
-
- pack .asm.stepi .asm.continue .asm.up .asm.bottom -side left -padx 3 -pady 5 -in .asm.row1
- pack .asm.nexti .asm.finish .asm.down -side left -padx 3 -pady 5 -in .asm.row2
-
- pack .asm.row2 .asm.row1 -side bottom -anchor w -before .asm.info
-
- update
-
- update_assembly [gdb_loc]
-
-# We do this update_assembly to get the proper value of disassemble-from-exec.
-
-# exec file menu item
- .asm.menubar.view.menu add radiobutton -label "Exec file" \
- -variable disassemble-from-exec -value 1
-# target memory menu item
- .asm.menubar.view.menu add radiobutton -label "Target memory" \
- -variable disassemble-from-exec -value 0
-
-# Disassemble with source
- .asm.menubar.view.menu add checkbutton -label "Source" \
- -variable disassemble_with_source -onvalue source \
- -offvalue nosource -command {
- foreach asm [info command .asm.func_*] {
- destroy $asm
- }
- set cfunc NIL
- update_assembly [gdb_loc]
- }
-}
-
-proc reg_config_menu {} {
- catch {destroy .reg.config}
- toplevel .reg.config
- wm geometry .reg.config +300+300
- wm title .reg.config "Register configuration"
- wm iconname .reg.config "Reg config"
- set regnames [gdb_regnames]
- set num_regs [llength $regnames]
-
- frame .reg.config.buts
-
- button .reg.config.done -text " Done " -command "
- recompute_reg_display_list $num_regs
- populate_reg_window
- update_registers all
- destroy .reg.config "
-
- button .reg.config.update -text Update -command "
- recompute_reg_display_list $num_regs
- populate_reg_window
- update_registers all "
-
- pack .reg.config.buts -side bottom -fill x
-
- pack .reg.config.done -side left -fill x -expand yes -in .reg.config.buts
- pack .reg.config.update -side right -fill x -expand yes -in .reg.config.buts
-
-# Since there can be lots of registers, we build the window with no more than
-# 32 rows, and as many columns as needed.
-
-# First, figure out how many columns we need and create that many column frame
-# widgets
-
- set ncols [expr ($num_regs + 31) / 32]
-
- for {set col 0} {$col < $ncols} {incr col} {
- frame .reg.config.col$col
- pack .reg.config.col$col -side left -anchor n
- }
-
-# Now, create the checkbutton widgets and pack them in the appropriate columns
-
- set col 0
- set row 0
- for {set regnum 0} {$regnum < $num_regs} {incr regnum} {
- set regname [lindex $regnames $regnum]
- checkbutton .reg.config.col$col.$row -text $regname -pady 0 \
- -variable regena($regnum) -relief flat -anchor w -bd 1
-
- pack .reg.config.col$col.$row -side top -fill both
-
- incr row
- if {$row >= 32} {
- incr col
- set row 0
- }
- }
-}
-
-#
-# Local procedure:
-#
-# create_registers_window - Open up the register display window.
-#
-# Description:
-#
-# Create the register display window, with automatic updates.
-#
-
-proc create_registers_window {} {
- global reg_format_natural
- global reg_format_decimal
- global reg_format_hex
- global reg_format_octal
- global reg_format_raw
- global reg_format_binary
- global reg_format_unsigned
-
- # If we already have a register window, just use that one.
-
- if {[winfo exists .reg]} {raise .reg ; return}
-
- # Create an initial register display list consisting of all registers
-
- init_reg_info
-
- build_framework .reg Registers
-
- # First, delete all the old menu entries
-
- .reg.menubar.view.menu delete 0 last
-
- # Natural menu item
- .reg.menubar.view.menu add checkbutton -label $reg_format_natural(label) \
- -variable reg_format_natural(enable) -onvalue on -offvalue off \
- -command {update_registers redraw}
-
- # Decimal menu item
- .reg.menubar.view.menu add checkbutton -label $reg_format_decimal(label) \
- -variable reg_format_decimal(enable) -onvalue on -offvalue off \
- -command {update_registers redraw}
-
- # Hex menu item
- .reg.menubar.view.menu add checkbutton -label $reg_format_hex(label) \
- -variable reg_format_hex(enable) -onvalue on -offvalue off \
- -command {update_registers redraw}
-
- # Octal menu item
- .reg.menubar.view.menu add checkbutton -label $reg_format_octal(label) \
- -variable reg_format_octal(enable) -onvalue on -offvalue off \
- -command {update_registers redraw}
-
- # Binary menu item
- .reg.menubar.view.menu add checkbutton -label $reg_format_binary(label) \
- -variable reg_format_binary(enable) -onvalue on -offvalue off \
- -command {update_registers redraw}
-
- # Unsigned menu item
- .reg.menubar.view.menu add checkbutton -label $reg_format_unsigned(label) \
- -variable reg_format_unsigned(enable) -onvalue on -offvalue off \
- -command {update_registers redraw}
-
- # Raw menu item
- .reg.menubar.view.menu add checkbutton -label $reg_format_raw(label) \
- -variable reg_format_raw(enable) -onvalue on -offvalue off \
- -command {update_registers redraw}
-
- # Config menu item
- .reg.menubar.view.menu add separator
-
- .reg.menubar.view.menu add command -label Config \
- -command { reg_config_menu }
-
- destroy .reg.label
-
- # Install the reg names
-
- populate_reg_window
- update_registers all
-}
-
-proc init_reg_info {} {
- global reg_format_natural
- global reg_format_decimal
- global reg_format_hex
- global reg_format_octal
- global reg_format_raw
- global reg_format_binary
- global reg_format_unsigned
- global long_size
- global double_size
-
- if {![info exists reg_format_hex]} {
- global reg_display_list
- global changed_reg_list
- global regena
-
- set long_size [lindex [gdb_cmd {p sizeof(long)}] 2]
- set double_size [lindex [gdb_cmd {p sizeof(double)}] 2]
-
- # The natural format may print floats or doubles as floating point,
- # which typically takes more room that printing ints on the same
- # machine. We assume that if longs are 8 bytes that this is
- # probably a 64 bit machine. (FIXME)
- set reg_format_natural(label) Natural
- set reg_format_natural(enable) on
- set reg_format_natural(format) {}
- if {$long_size == 8} then {
- set reg_format_natural(width) 25
- } else {
- set reg_format_natural(width) 16
- }
-
- set reg_format_decimal(label) Decimal
- set reg_format_decimal(enable) off
- set reg_format_decimal(format) d
- if {$long_size == 8} then {
- set reg_format_decimal(width) 21
- } else {
- set reg_format_decimal(width) 12
- }
-
- set reg_format_hex(label) Hex
- set reg_format_hex(enable) off
- set reg_format_hex(format) x
- set reg_format_hex(width) [expr $long_size * 2 + 3]
-
- set reg_format_octal(label) Octal
- set reg_format_octal(enable) off
- set reg_format_octal(format) o
- set reg_format_octal(width) [expr $long_size * 8 / 3 + 3]
-
- set reg_format_raw(label) Raw
- set reg_format_raw(enable) off
- set reg_format_raw(format) r
- set reg_format_raw(width) [expr $double_size * 2 + 3]
-
- set reg_format_binary(label) Binary
- set reg_format_binary(enable) off
- set reg_format_binary(format) t
- set reg_format_binary(width) [expr $long_size * 8 + 1]
-
- set reg_format_unsigned(label) Unsigned
- set reg_format_unsigned(enable) off
- set reg_format_unsigned(format) u
- if {$long_size == 8} then {
- set reg_format_unsigned(width) 21
- } else {
- set reg_format_unsigned(width) 11
- }
-
- set num_regs [llength [gdb_regnames]]
- for {set regnum 0} {$regnum < $num_regs} {incr regnum} {
- set regena($regnum) 1
- }
- recompute_reg_display_list $num_regs
- #set changed_reg_list $reg_display_list
- set changed_reg_list {}
- }
-}
-
-# Convert regena into a list of the enabled $regnums
-
-proc recompute_reg_display_list {num_regs} {
- global reg_display_list
- global regmap
- global regena
-
- catch {unset reg_display_list}
- set reg_display_list {}
-
- set line 2
- for {set regnum 0} {$regnum < $num_regs} {incr regnum} {
-
- if {[set regena($regnum)] != 0} {
- lappend reg_display_list $regnum
- set regmap($regnum) $line
- incr line
- }
- }
-}
-
-# Fill out the register window with the names of the regs specified in
-# reg_display_list.
-
-proc populate_reg_window {} {
- global reg_format_natural
- global reg_format_decimal
- global reg_format_hex
- global reg_format_octal
- global reg_format_raw
- global reg_format_binary
- global reg_format_unsigned
- global max_regname_width
- global reg_display_list
-
- set win .reg.text
- $win configure -state normal
-
- # Clear the entire widget and insert a blank line at the top where
- # the column labels will appear.
- $win delete 0.0 end
- $win insert end "\n"
-
- if {[llength $reg_display_list] > 0} {
- set regnames [eval gdb_regnames $reg_display_list]
- } else {
- set regnames {}
- }
-
- # Figure out the longest register name
-
- set max_regname_width 0
-
- foreach reg $regnames {
- set len [string length $reg]
- if {$len > $max_regname_width} {set max_regname_width $len}
- }
-
- set width [expr $max_regname_width + 15]
-
- set height [expr [llength $regnames] + 1]
-
- if {$height > 60} {set height 60}
-
- $win configure -height $height -width $width
- foreach reg $regnames {
- $win insert end [format "%-*s\n" $width ${reg}]
- }
-
- #Delete the blank line left at end by last insertion.
- if {[llength $regnames] > 0} {
- $win delete {end - 1 char} end
- }
- $win yview 0
- $win configure -state disabled
-}
-
-#
-# Local procedure:
-#
-# update_registers - Update the registers window.
-#
-# Description:
-#
-# This procedure updates the registers window according to the value of
-# the "which" arg.
-#
-
-proc update_registers {which} {
- global max_regname_width
- global reg_format_natural
- global reg_format_decimal
- global reg_format_hex
- global reg_format_octal
- global reg_format_binary
- global reg_format_unsigned
- global reg_format_raw
- global reg_display_list
- global changed_reg_list
- global highlight
- global regmap
-
- # margin is the column where we start printing values
- set margin [expr $max_regname_width + 1]
- set win .reg.text
- $win configure -state normal
-
- if {$which == "all" || $which == "redraw"} {
- set display_list $reg_display_list
- $win delete 1.0 1.end
- $win insert 1.0 [format "%*s" $max_regname_width " "]
- foreach format {natural decimal unsigned hex octal raw binary } {
- set field (enable)
- set var reg_format_$format$field
- if {[set $var] == "on"} {
- set field (label)
- set var reg_format_$format$field
- set label [set $var]
- set field (width)
- set var reg_format_$format$field
- set var [format "%*s" [set $var] $label]
- $win insert 1.end $var
- }
- }
- } else {
- # Unhighlight the old values
- foreach regnum $changed_reg_list {
- $win tag delete $win.$regnum
- }
- set changed_reg_list [eval gdb_changed_register_list $reg_display_list]
- set display_list $changed_reg_list
- }
- foreach regnum $display_list {
- set lineindex $regmap($regnum)
- $win delete $lineindex.$margin "$lineindex.0 lineend"
- foreach format {natural decimal unsigned hex octal raw binary } {
- set field (enable)
- set var reg_format_$format$field
- if {[set $var] == "on"} {
- set field (format)
- set var reg_format_$format$field
- set regval [gdb_fetch_registers [set $var] $regnum]
- set field (width)
- set var reg_format_$format$field
- set regval [format "%*s" [set $var] $regval]
- $win insert $lineindex.end $regval
- }
- }
- }
- # Now, highlight the changed values of the interesting registers
- if {$which != "all"} {
- foreach regnum $changed_reg_list {
- set lineindex $regmap($regnum)
- $win tag add $win.$regnum $lineindex.0 "$lineindex.0 lineend"
- eval $win tag configure $win.$regnum $highlight
- }
- }
- set winwidth $margin
- foreach format {natural decimal unsigned hex octal raw binary} {
- set field (enable)
- set var reg_format_$format$field
- if {[set $var] == "on"} {
- set field (width)
- set var reg_format_$format$field
- set winwidth [expr $winwidth + [set $var]]
- }
- }
- $win configure -width $winwidth
- $win configure -state disabled
-}
-
-#
-# Local procedure:
-#
-# update_assembly - Update the assembly window.
-#
-# Description:
-#
-# This procedure updates the assembly window.
-#
-
-proc update_assembly {linespec} {
- global asm_pointers
- global wins cfunc
- global current_label
- global win_to_file
- global file_to_debug_file
- global current_asm_label
- global pclist
- global .asm.label
-
-# Rip the linespec apart
-
- lassign $linespec debug_file funcname filename line pc
-
- set win [asm_win_name $cfunc]
-
-# Sometimes there's no source file for this location
-
- if {$filename == ""} {set filename Blank}
-
-# If we want to switch funcs, we need to unpack the current text widget, and
-# stick in the new one.
-
- if {$funcname != $cfunc } {
- set oldwin $win
- set cfunc $funcname
-
- set win [asm_win_name $cfunc]
-
-# Create a text widget for this func if necessary
-
- if {![winfo exists $win]} {
- create_asm_win $cfunc $pc
- set asm_pointers($cfunc) 1.1
- set current_asm_label NIL
- }
-
-# Pack the text widget, and scroll to the right place
-
- pack forget $oldwin
- pack $win -side left -expand yes -fill both \
- -after .asm.scroll
- .asm.scroll configure -command "$win yview"
- set line [pc_to_line $pclist($cfunc) $pc]
- ensure_line_visible $win $line
- update
- }
-
-# Update the label widget in case the filename or function name has changed
-
- if {$current_asm_label != "$pc $funcname"} then {
- set .asm.label "$pc $funcname"
- set current_asm_label "$pc $funcname"
- }
-
-# Update the pointer, scrolling the text widget if necessary to keep the
-# pointer in an acceptable part of the screen.
-
- if {[info exists asm_pointers($cfunc)]} then {
- $win configure -state normal
- set pointer_pos $asm_pointers($cfunc)
- $win configure -state normal
- $win delete $pointer_pos "$pointer_pos + 2 char"
- $win insert $pointer_pos " "
-
-# Map the PC back to a line in the window
-
- set line [pc_to_line $pclist($cfunc) $pc]
-
- if {$line == -1} {
- echo "Can't find PC $pc"
- return
- }
-
- set pointer_pos [$win index $line.1]
- set asm_pointers($cfunc) $pointer_pos
-
- $win delete $pointer_pos "$pointer_pos + 2 char"
- $win insert $pointer_pos "->"
- ensure_line_visible $win $line
- $win configure -state disabled
- }
-}
-
-#
-# Local procedure:
-#
-# update_ptr - Update the listing window.
-#
-# Description:
-#
-# This routine will update the listing window using the result of
-# gdb_loc.
-#
-
-proc update_ptr {} {
- update_listing [gdb_loc]
- if {[winfo exists .asm]} {
- update_assembly [gdb_loc]
- }
- if {[winfo exists .reg]} {
- update_registers changed
- }
- if {[winfo exists .expr]} {
- update_exprs
- }
- if {[winfo exists .autocmd]} {
- update_autocmd
- }
-}
-
-# Make toplevel window disappear
-
-wm withdraw .
-
-proc files_command {} {
- toplevel .files_window
-
- wm minsize .files_window 1 1
- # wm overrideredirect .files_window true
- listbox .files_window.list -width 30 -height 20 -setgrid true \
- -yscrollcommand {.files_window.scroll set} -relief sunken \
- -borderwidth 2
- scrollbar .files_window.scroll -orient vertical \
- -command {.files_window.list yview} -relief sunken
- button .files_window.close -text Close -command {destroy .files_window}
- .files_window.list configure -selectmode single
-
- # Get the file list from GDB, sort it, and insert into the widget.
- eval .files_window.list insert 0 [lsort [gdb_listfiles]]
-
- pack .files_window.close -side bottom -fill x -expand no -anchor s
- pack .files_window.scroll -side right -fill both
- pack .files_window.list -side left -fill both -expand yes
- bind .files_window.list <ButtonRelease-1> {
- set file [%W get [%W curselection]]
- gdb_cmd "list $file:1,0"
- update_listing [gdb_loc $file:1]
- destroy .files_window
- }
- # We must execute the listbox binding first, because it
- # references the widget that will be destroyed by the widget
- # binding for Button-Release-1. Otherwise we try to use
- # .files_window.list after the .files_window is destroyed.
- bind_widget_after_class .files_window.list
-}
-
-button .files -text Files -command files_command
-
-proc apply_filespec {label default command} {
- set filename [tk_getOpenFile -title $label -initialfile $default]
- if {$filename != ""} {
- if {[catch {gdb_cmd "$command $filename"} retval]} {
- tk_dialog .filespec_error "gdb : $label error" \
- "Error in command \"$command $filename\"" error \
- 0 Dismiss
- return
- }
- update_ptr
- }
-}
-
-# Run editor.
-proc run_editor {editor file} {
- # FIXME should use index of line in middle of window, not line at
- # top.
- global wins
- set lineNo [lindex [split [$wins($file) index @0,0] .] 0]
- exec $editor +$lineNo $file
-}
-
-# Setup command window
-proc build_framework {win {title GDBtk} {label {}}} {
- global ${win}.label
-
- toplevel ${win}
- wm title ${win} $title
- wm minsize ${win} 1 1
-
- frame ${win}.menubar
-
- menubutton ${win}.menubar.file -padx 12 -text File \
- -menu ${win}.menubar.file.menu -underline 0
-
- menu ${win}.menubar.file.menu
- ${win}.menubar.file.menu add command -label File... \
- -command {apply_filespec File a.out file}
- ${win}.menubar.file.menu add command -label Target... \
- -command { not_implemented_yet "target" }
- ${win}.menubar.file.menu add command -label Edit \
- -command {run_editor $editor $cfile}
- ${win}.menubar.file.menu add separator
- ${win}.menubar.file.menu add command -label "Exec File..." \
- -command {apply_filespec {Exec File} a.out exec-file}
- ${win}.menubar.file.menu add command -label "Symbol File..." \
- -command {apply_filespec {Symbol File} a.out symbol-file}
- ${win}.menubar.file.menu add command -label "Add Symbol File..." \
- -command { not_implemented_yet "menu item, add symbol file" }
- ${win}.menubar.file.menu add command -label "Core File..." \
- -command {apply_filespec {Core File} core core-file}
-
- ${win}.menubar.file.menu add separator
- ${win}.menubar.file.menu add command -label Close \
- -command "destroy ${win}"
- ${win}.menubar.file.menu add separator
- ${win}.menubar.file.menu add command -label Quit \
- -command {interactive_cmd quit}
-
- menubutton ${win}.menubar.commands -padx 12 -text Commands \
- -menu ${win}.menubar.commands.menu -underline 0
-
- menu ${win}.menubar.commands.menu
- ${win}.menubar.commands.menu add command -label Run \
- -command {interactive_cmd run}
- ${win}.menubar.commands.menu add command -label Step \
- -command {interactive_cmd step}
- ${win}.menubar.commands.menu add command -label Next \
- -command {interactive_cmd next}
- ${win}.menubar.commands.menu add command -label Continue \
- -command {interactive_cmd continue}
- ${win}.menubar.commands.menu add separator
- ${win}.menubar.commands.menu add command -label Stepi \
- -command {interactive_cmd stepi}
- ${win}.menubar.commands.menu add command -label Nexti \
- -command {interactive_cmd nexti}
-
- menubutton ${win}.menubar.view -padx 12 -text Options \
- -menu ${win}.menubar.view.menu -underline 0
-
- menu ${win}.menubar.view.menu
- ${win}.menubar.view.menu add command -label Hex \
- -command {echo Hex}
- ${win}.menubar.view.menu add command -label Decimal \
- -command {echo Decimal}
- ${win}.menubar.view.menu add command -label Octal \
- -command {echo Octal}
-
- menubutton ${win}.menubar.window -padx 12 -text Window \
- -menu ${win}.menubar.window.menu -underline 0
-
- menu ${win}.menubar.window.menu
- ${win}.menubar.window.menu add command -label Command \
- -command create_command_window
- ${win}.menubar.window.menu add separator
- ${win}.menubar.window.menu add command -label Source \
- -command create_source_window
- ${win}.menubar.window.menu add command -label Assembly \
- -command create_asm_window
- ${win}.menubar.window.menu add separator
- ${win}.menubar.window.menu add command -label Registers \
- -command create_registers_window
- ${win}.menubar.window.menu add command -label Expressions \
- -command create_expr_window
- ${win}.menubar.window.menu add command -label "Auto Command" \
- -command create_autocmd_window
- ${win}.menubar.window.menu add command -label Breakpoints \
- -command create_breakpoints_window
-
-# ${win}.menubar.window.menu add separator
-# ${win}.menubar.window.menu add command -label Files \
-# -command { not_implemented_yet "files window" }
-
- menubutton ${win}.menubar.help -padx 12 -text Help \
- -menu ${win}.menubar.help.menu -underline 0
-
- menu ${win}.menubar.help.menu
- ${win}.menubar.help.menu add command -label "with GDBtk" \
- -command {echo "with GDBtk"}
- ${win}.menubar.help.menu add command -label "with this window" \
- -command {echo "with this window"}
- ${win}.menubar.help.menu add command -label "Report bug" \
- -command {exec send-pr}
-
- pack ${win}.menubar.file \
- ${win}.menubar.view \
- ${win}.menubar.window -side left
- pack ${win}.menubar.help -side right
-
- frame ${win}.info
- text ${win}.text -height 25 -width 80 -relief sunken -borderwidth 2 \
- -setgrid true -cursor hand2 -yscrollcommand "${win}.scroll set"
-
- set ${win}.label $label
- label ${win}.label -textvariable ${win}.label -borderwidth 2 -relief sunken
-
- scrollbar ${win}.scroll -orient vertical -command "${win}.text yview" \
- -relief sunken
-
- bind $win <Key-Alt_R> do_nothing
- bind $win <Key-Alt_L> do_nothing
-
- pack ${win}.label -side bottom -fill x -in ${win}.info
- pack ${win}.scroll -side right -fill y -in ${win}.info
- pack ${win}.text -side left -expand yes -fill both -in ${win}.info
-
- pack ${win}.menubar -side top -fill x
- pack ${win}.info -side top -fill both -expand yes
-}
-
-proc create_source_window {} {
- global wins
- global cfile
-
- if {[winfo exists .src]} {raise .src ; return}
-
- build_framework .src Source "*No file*"
-
-# First, delete all the old view menu entries
-
- .src.menubar.view.menu delete 0 last
-
-# Source file selection
- .src.menubar.view.menu add command -label "Select source file" \
- -command files_command
-
-# Line numbers enable/disable menu item
- .src.menubar.view.menu add checkbutton -variable line_numbers \
- -label "Line numbers" -onvalue 1 -offvalue 0 -command {
- foreach source [array names wins] {
- if {$source == "Blank"} continue
- destroy $wins($source)
- unset wins($source)
- }
- set cfile Blank
- update_listing [gdb_loc]
- }
-
- frame .src.row1
- frame .src.row2
-
- button .src.start -width 6 -text Start -command \
- {interactive_cmd {break main}
- interactive_cmd {enable delete $bpnum}
- interactive_cmd run }
- button .src.stop -width 6 -text Stop -fg red -activeforeground red \
- -state disabled -command gdb_stop
- button .src.step -width 6 -text Step \
- -command {interactive_cmd step}
- button .src.next -width 6 -text Next \
- -command {interactive_cmd next}
- button .src.continue -width 6 -text Cont \
- -command {interactive_cmd continue}
- button .src.finish -width 6 -text Finish \
- -command {interactive_cmd finish}
- button .src.up -width 6 -text Up \
- -command {interactive_cmd up}
- button .src.down -width 6 -text Down \
- -command {interactive_cmd down}
- button .src.bottom -width 6 -text Bottom \
- -command {interactive_cmd {frame 0}}
-
- pack .src.start .src.step .src.continue .src.up .src.bottom \
- -side left -padx 3 -pady 5 -in .src.row1
- pack .src.stop .src.next .src.finish .src.down -side left -padx 3 \
- -pady 5 -in .src.row2
-
- pack .src.row2 .src.row1 -side bottom -anchor w -before .src.info
-
- $wins($cfile) insert 0.0 " This page intentionally left blank."
- $wins($cfile) configure -width 88 -state disabled \
- -yscrollcommand ".src.scroll set"
-}
-
-proc update_autocmd {} {
- global .autocmd.label
- global accumulate_output
-
- catch {gdb_cmd "${.autocmd.label}"} result
- if {!$accumulate_output} { .autocmd.text delete 0.0 end }
- .autocmd.text insert end $result
- .autocmd.text see end
-}
-
-proc create_autocmd_window {} {
- global .autocmd.label
-
- if {[winfo exists .autocmd]} {raise .autocmd ; return}
-
- build_framework .autocmd "Auto Command" ""
-
- # First, delete all the old view menu entries
-
- .autocmd.menubar.view.menu delete 0 last
-
- # Accumulate output option
-
- .autocmd.menubar.view.menu add checkbutton \
- -variable accumulate_output \
- -label "Accumulate output" -onvalue 1 -offvalue 0
-
- # Now, create entry widget with label
-
- frame .autocmd.entryframe
-
- entry .autocmd.entry -borderwidth 2 -relief sunken
- bind .autocmd.entry <Key-Return> {
- set .autocmd.label [.autocmd.entry get]
- .autocmd.entry delete 0 end
- }
-
- label .autocmd.entrylab -text "Command: "
-
- pack .autocmd.entrylab -in .autocmd.entryframe -side left
- pack .autocmd.entry -in .autocmd.entryframe -side left -fill x -expand yes
-
- pack .autocmd.entryframe -side bottom -fill x -before .autocmd.info
-}
-
-# Return the longest common prefix in SLIST. Can be empty string.
-
-proc find_lcp slist {
-# Handle trivial cases where list is empty or length 1
- if {[llength $slist] <= 1} {return [lindex $slist 0]}
-
- set prefix [lindex $slist 0]
- set prefixlast [expr [string length $prefix] - 1]
-
- foreach str [lrange $slist 1 end] {
- set test_str [string range $str 0 $prefixlast]
- while {[string compare $test_str $prefix] != 0} {
- decr prefixlast
- set prefix [string range $prefix 0 $prefixlast]
- set test_str [string range $str 0 $prefixlast]
- }
- if {$prefixlast < 0} break
- }
- return $prefix
-}
-
-# Look through COMPLETIONS to generate the suffix needed to do command
-# completion on CMD.
-
-proc find_completion {cmd completions} {
-# Get longest common prefix
- set lcp [find_lcp $completions]
- set cmd_len [string length $cmd]
-# Return suffix beyond end of cmd
- return [string range $lcp $cmd_len end]
-}
-
-proc create_command_window {} {
- global command_line
- global saw_tab
- global gdb_prompt
-
- set saw_tab 0
- if {[winfo exists .cmd]} {raise .cmd ; return}
-
- build_framework .cmd Command "* Command Buffer *"
-
- # Put focus on command area.
- focus .cmd.text
-
- set command_line {}
-
- gdb_cmd {set language c}
- gdb_cmd {set height 0}
- gdb_cmd {set width 0}
-
- bind .cmd.text <Control-c> gdb_stop
-
- # Tk uses the Motifism that Delete means delete forward. I
- # hate this, and I'm not gonna take it any more.
- set bsBinding [bind Text <BackSpace>]
- bind .cmd.text <Delete> "delete_char %W ; $bsBinding; break"
- bind .cmd.text <BackSpace> {
- if {([%W cget -state] == "disabled")} { break }
- delete_char %W
- }
- bind .cmd.text <Control-u> {
- if {([%W cget -state] == "disabled")} { break }
- delete_line %W
- break
- }
- bind .cmd.text <Any-Key> {
- if {([%W cget -state] == "disabled")} { break }
- set saw_tab 0
- %W insert end %A
- %W see end
- append command_line %A
- break
- }
- bind .cmd.text <Key-Return> {
- if {([%W cget -state] == "disabled")} { break }
- set saw_tab 0
- %W insert end \n
- interactive_cmd $command_line
-
- # %W see end
- # catch "gdb_cmd [list $command_line]" result
- # %W insert end $result
- set command_line {}
- # update_ptr
- %W insert end "$gdb_prompt"
- %W see end
- break
- }
- bind .cmd.text <Button-2> {
- %W insert end [selection get]
- %W see end
- append command_line [selection get]
- break
- }
- bind .cmd.text <B2-Motion> break
- bind .cmd.text <ButtonRelease-2> break
- bind .cmd.text <Key-Tab> {
- if {([%W cget -state] == "disabled")} { break }
- set choices [gdb_cmd "complete $command_line"]
- set choices [string trimright $choices \n]
- set choices [split $choices \n]
-
- # Just do completion if this is the first tab
- if {!$saw_tab} {
- set saw_tab 1
- set completion [find_completion $command_line $choices]
- append command_line $completion
- # Here is where the completion is actually done. If there
- # is one match, complete the command and print a space.
- # If two or more matches, complete the command and beep.
- # If no match, just beep.
- switch [llength $choices] {
- 0 {}
- 1 {
- %W insert end "$completion "
- append command_line " "
- return
- }
-
- default {
- %W insert end $completion
- }
- }
- bell
- %W see end
- } else {
- # User hit another consecutive tab. List the choices.
- # Note that at this point, choices may contain commands
- # with spaces. We have to lop off everything before (and
- # including) the last space so that the completion list
- # only shows the possibilities for the last token.
- set choices [lsort $choices]
- if {[regexp ".* " $command_line prefix]} {
- regsub -all $prefix $choices {} choices
- }
- %W insert end "\n[join $choices { }]\n$gdb_prompt$command_line"
- %W see end
- }
- break
- }
-}
-
-# Trim one character off the command line. The argument is ignored.
-
-proc delete_char {win} {
- global command_line
- set tmp [expr [string length $command_line] - 2]
- set command_line [string range $command_line 0 $tmp]
-}
-
-# FIXME: This should actually check that the first characters of the current
-# line match the gdb prompt, since the user can move the insertion point
-# anywhere. It should also check that the insertion point is in the last
-# line of the text widget.
-
-proc delete_line {win} {
- global command_line
- global gdb_prompt
-
- set tmp [string length $gdb_prompt]
- $win delete "insert linestart + $tmp chars" "insert lineend"
- $win see insert
- set command_line {}
-}
-
-#
-# Create a copyright window and center it on the screen. Arrange for
-# it to disappear when the user clicks it, or after a suitable period
-# of time.
-#
-proc create_copyright_window {} {
- toplevel .c
- message .c.m -text [gdb_cmd {show version}] -aspect 500 -relief raised
- pack .c.m
-
- bind .c.m <1> {destroy .c}
- bind .c <Leave> {destroy .c}
- # "suitable period" currently means "30 seconds".
- after 30000 {
- if {[winfo exists .c]} then {
- destroy .c
- }
- }
-
- wm transient .c .
- center_window .c
-}
-
-# Begin support primarily for debugging the tcl/tk portion of gdbtk. You can
-# start gdbtk, and then issue the command "tk tclsh" and a window will pop up
-# giving you direct access to the tcl interpreter. With this, it is very easy
-# to examine the values of global variables, directly invoke routines that are
-# part of the gdbtk interface, replace existing proc's with new ones, etc.
-# This code was inspired from example 11-3 in Brent Welch's "Practical
-# Programming in Tcl and Tk"
-
-set tcl_prompt "tcl> "
-
-# Get the current command that user has typed, from cmdstart to end of text
-# widget. Evaluate it, insert result back into text widget, issue a new
-# prompt, update text widget and update command start mark.
-
-proc evaluate_tcl_command { twidget } {
- global tcl_prompt
-
- set command [$twidget get cmdstart end]
- if [info complete $command] {
- set err [catch {uplevel #0 $command} result]
- $twidget insert insert \n$result\n
- $twidget insert insert $tcl_prompt
- $twidget see insert
- $twidget mark set cmdstart insert
- return
- }
-}
-
-# Create the evaluation window and set up the keybindings to evaluate the
-# last single line entered by the user. FIXME: allow multiple lines?
-
-proc tclsh {} {
- global tcl_prompt
-
- # If another evaluation window already exists, just bring it to the front.
- if {[winfo exists .eval]} {raise .eval ; return}
-
- # Create top level frame with scrollbar and text widget.
- toplevel .eval
- wm title .eval "Tcl Evaluation"
- wm iconname .eval "Tcl"
- text .eval.text -width 80 -height 20 -setgrid true -cursor hand2 \
- -yscrollcommand {.eval.scroll set}
- scrollbar .eval.scroll -command {.eval.text yview}
- pack .eval.scroll -side right -fill y
- pack .eval.text -side left -fill both -expand true
-
- # Insert the tcl_prompt and initialize the cmdstart mark
- .eval.text insert insert $tcl_prompt
- .eval.text mark set cmdstart insert
- .eval.text mark gravity cmdstart left
-
- # Make this window the current one for input.
- focus .eval.text
-
- # Keybindings that limit input and evaluate things
- bind .eval.text <Return> { evaluate_tcl_command .eval.text ; break }
- bind .eval.text <BackSpace> {
- if [%W compare insert > cmdstart] {
- %W delete {insert - 1 char} insert
- } else {
- bell
- }
- break
- }
- bind .eval.text <Any-Key> {
- if [%W compare insert < cmdstart] {
- %W mark set insert end
- }
- }
- bind .eval.text <Control-u> {
- %W delete cmdstart "insert lineend"
- %W see insert
- }
- bindtags .eval.text {.eval.text Text all}
-}
-
-# This proc is executed just prior to falling into the Tk main event loop.
-proc gdbtk_tcl_preloop {} {
- global gdb_prompt
- .cmd.text insert end "$gdb_prompt"
- .cmd.text see end
- update
-}
-
-# FIXME need to handle mono here. In Tk4 that is more complicated.
-set highlight "-background red2 -borderwidth 2 -relief sunken"
-
-# Setup the initial windows
-create_source_window
-create_command_window
-
-# Make this last so user actually sees it.
-create_copyright_window
-# Refresh.
-update
-
-if {[file exists ~/.gdbtkinit]} {
- source ~/.gdbtkinit
-}
projects / binutils-gdb.git / commitdiff