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1059 lines
32 KiB
Plaintext
1059 lines
32 KiB
Plaintext
15 years ago
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# Source window for Insight.
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# Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2008,
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# 2006 Red Hat, Inc.
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#
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# This program is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License (GPL) as published by
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# the Free Software Foundation; either version 2 of the License, or (at
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# your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# ------------------------------------------------------------------
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# CONSTRUCTOR - create new source window
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# ------------------------------------------------------------------
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itcl::body SrcWin::constructor {args} {
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debug "$args"
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eval itk_initialize $args
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set top [winfo toplevel $itk_interior]
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_update_title ""
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set Tracing [pref get gdb/mode]
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set current(filename) ""
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if {[catch {_build_win} mssg]} {
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dbug E "_build_win returned: $::errorInfo"
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}
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# add special delete handler
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wm protocol $top WM_DELETE_WINDOW "[code $this _exit]"
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# add hooks
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add_hook gdb_no_inferior_hook "$this no_inferior"
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add_hook download_progress_hook "$this download_progress"
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add_hook state_hook [code $this _set_state]
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add_hook gdb_clear_file_hook [code $this clear_file]
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after idle "
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update idletasks
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$this sizeWinByChild toolbar"
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lappend window_list $this
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}
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# ------------------------------------------------------------------
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# DESTRUCTOR - destroy window containing widget
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# ------------------------------------------------------------------
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itcl::body SrcWin::destructor {} {
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debug
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remove_hook gdb_no_inferior_hook "$this no_inferior"
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remove_hook download_progress_hook "$this download_progress"
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remove_hook state_hook [code $this _set_state]
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remove_hook gdb_clear_file_hook [code $this clear_file]
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set window_list [lremove $window_list $this]
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if {$pc_window == $this} then {
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set pc_window ""
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}
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}
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# ------------------------------------------------------------------
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# PRIVATE METHOD: _build_win - build the main source window
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# ------------------------------------------------------------------
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itcl::body SrcWin::_build_win {} {
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global gdb_downloading gdb_running gdb_loaded
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# build source toolbar
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set _toolbar [conAdd toolbar -resizable 0]
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SrcBar $_toolbar $this \
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-updatecommand [list $this toggle_updates] \
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-updatevalue $do_updates
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pack $_toolbar -expand 1 -fill both
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# if user likes control on bottom...
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if {! [pref get gdb/src/top_control]} {
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# add a SrcTextWin container
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set srcwin [conAdd src]
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set twin [SrcTextWin $srcwin -Tracing $Tracing -parent $this]
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pack $srcwin -expand 1 -fill both
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# add status line
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set _status [conAdd status -resizable 0]
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label $_status -relief sunken -bd 3 -font global/status -height 1
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pack $_status -expand 1 -fill both
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}
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# add a status bar container
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set _statbar [conAdd stat -resizable 0]
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frame $_statbar
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pack $_statbar -expand 1 -fill both
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combobox::combobox $_statbar.name -maxheight 15 -font global/fixed\
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-command [code $this _name] -bg $::Colors(textbg)
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set need_files 1
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combobox::combobox $_statbar.func -maxheight 15 -font global/fixed\
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-command [code $this goto_func] -bg $::Colors(textbg)
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combobox::combobox $_statbar.mode -width 9 -editable false \
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-font global/fixed -command [code $this mode] -bg $::Colors(textbg)
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$_statbar.mode list insert end SOURCE
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$_statbar.mode list insert end ASSEMBLY
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$_statbar.mode list insert end MIXED
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$_statbar.mode list insert end SRC+ASM
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# Workaround: the three comboboxes above sometimes display with
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# height of one pixel. Inserting an invisible frame with the required
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# height "fixes" this...
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frame $_statbar.strut -height 24 -width 10
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pack $_statbar.mode -side right -padx 10 -pady 4
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pack $_statbar.name $_statbar.func $_statbar.strut \
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-side left -pady 4 -padx 10
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# if user likes control on top...
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if {[pref get gdb/src/top_control]} {
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# add a SrcTextWin container
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set srcwin [conAdd src]
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set twin [SrcTextWin $srcwin -Tracing $Tracing -parent $this]
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pack $srcwin -expand 1 -fill both
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# add status line
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set _status [conAdd status -resizable 0]
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set _statusframe [frame $_status]
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set _status $_statusframe.con
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label $_status -relief sunken -bd 3 -font global/status -height 1 \
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-anchor w
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# add download progress meter
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canvas $_statusframe.progress -relief sunken -borderwidth 2 \
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-highlightthickness 0 -takefocus 0 -width 100 -height 0 -confine 1
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$_statusframe.progress create rectangle 0 0 0 \
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[winfo height $_statusframe.progress] -outline blue -fill blue -tags rect
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# add address and line number indicators
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label $_statusframe.addr -text "" -width 10 -relief sunken \
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-bd 1 -anchor e -font global/fixed
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label $_statusframe.line -text "" -width 6 -relief sunken \
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-bd 1 -anchor e -font global/fixed
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balloon register $_statusframe.addr "Address"
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balloon register $_statusframe.line "Line number"
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pack $_statusframe -expand 1 -fill both
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grid $_status -row 0 -column 1 -sticky news -pady 2 -padx 2
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grid $_statusframe.addr -row 0 -column 3 -sticky nes -pady 4
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grid $_statusframe.line -row 0 -column 4 -sticky nws -pady 4
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grid columnconfigure $_statusframe 1 -weight 10
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grid columnconfigure $_statusframe 2 -minsize 5
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grid columnconfigure $_statusframe 5 -minsize 5
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}
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set_execution_status
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# balloon help
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foreach i {entry button} {
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balloon register $_statbar.name.$i "Current file name"
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balloon register $_statbar.func.$i "Current function name"
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balloon register $_statbar.mode.$i "Source mode"
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}
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balloon variable $_status ${twin}_balloon
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$_statbar.mode entryset [$twin mode_get]
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# time to load the widget with a file.
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# If this is a new widget and the program is
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# not yet being debugged, load the file with "main" in it.
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if {$gdb_running} {
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if {[catch {gdb_loc} loc]} {
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# Nothing we can do but leave the window empty.
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} else {
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_update $loc
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}
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}
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}
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# ------------------------------------------------------------------
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# PUBLIC METHOD: _set_state - do things when program state changes
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# ------------------------------------------------------------------
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itcl::body SrcWin::_set_state {varname} {
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global gdb_running gdb_downloading gdb_loaded gdb_program_has_run
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debug "$varname l=$gdb_loaded d=$gdb_downloading r=$gdb_running"
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if {$varname == "gdb_loaded" && $gdb_loaded == 1} {
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set gdb_program_has_run 0
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#set current(filename) ""
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return
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}
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if {$gdb_running} {
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set state normal
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set gdb_program_has_run 1
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} else {
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set state disabled
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}
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if {!$Tracing} {
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$twin SetRunningState $state
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}
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}
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# ------------------------------------------------------------------
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# PUBLIC METHOD: download_progress - update the progress meter when downloading
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# ------------------------------------------------------------------
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itcl::body SrcWin::download_progress { section num tot {msg ""} } {
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global download_start_time download_cancel_ok gdb_loaded
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#debug "$section $num $tot $msg"
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if {$last_section_start == 0} {
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grid forget $_statusframe.addr $_statusframe.line
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grid $_statusframe.progress -row 0 -column 4 -padx 4 -sticky news
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::update idletasks
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}
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if {$section == "DONE"} {
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set last_done $tot
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if {$gdb_loaded} {
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# loaded something
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set secs [expr {[clock seconds] - $download_start_time}]
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if {$secs} {
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set bps [expr {8 * $tot / $secs}]
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set_status "DOWNLOAD FINISHED: $tot bytes in $secs seconds ($bps bits per second)"
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} else {
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set_status "DOWNLOAD FINISHED"
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}
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}
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} elseif {$section != "CANCEL"} {
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if {$section != $last_section} {
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set last_section $section
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set last_section_start $last_done
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}
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set last_done [expr {$last_section_start + $num}]
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set_status "Downloading section $section - $num bytes"
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}
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set canvas $_statusframe.progress
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set height [winfo height $canvas]
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if {$last_done} {
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set width [winfo width $canvas]
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set rw [expr {double ($last_done) * $width / $tot}]
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$canvas coords rect 0 0 $rw $height
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::update
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}
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if {$last_done == $tot || $section == "CANCEL"} {
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$_toolbar configure -runstop normal
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if {!$gdb_loaded} {
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::update
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# errored or canceled
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if {$msg != ""} {
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set_status "DOWNLOAD FAILED: $msg"
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} else {
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set_status "DOWNLOAD CANCELLED"
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}
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$canvas coords rect 0 0 0 $height
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::update idletasks
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}
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set last_section ""
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set last_done 0
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set last_section_start 0
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grid forget $_statusframe.progress
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grid $_statusframe.addr -row 0 -column 3 -sticky new -pady 4
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grid $_statusframe.line -row 0 -column 4 -sticky nws -pady 4
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::update idletasks
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}
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}
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# ------------------------------------------------------------------
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# PUBLIC METHOD: reconfig - used when preferences change
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# ------------------------------------------------------------------
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itcl::body SrcWin::reconfig {} {
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debug
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$_toolbar reconfig
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$twin reconfig
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}
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# ------------------------------------------------------------------
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# PRIVATE METHOD: _name - filename combobox callback
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# This is only called when the user edits the name combobox.
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# It is the only way that files can be inserted into the file list
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# once the debugger is started.
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# ------------------------------------------------------------------
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itcl::body SrcWin::_name {w {val ""}} {
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global _files
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debug "$w $val"
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if {$val != ""} {
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if {![info exists _files(short,$val)]} {
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if {![info exists _files(full,$val)]} {
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if [catch {gdb_find_file $val} full] {
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set_status "Cannot find source file \"$val\": $full"
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$_statbar.name entryset [lindex [file split $current(filename)] end]
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return
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}
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if {$full == ""} {
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set_status "Cannot find source file \"$val\""
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$_statbar.name entryset [lindex [file split $current(filename)] end]
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return
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}
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set _files(short,$full) $val
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set _files(full,$val) $full
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}
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set full $_files(full,$val)
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} else {
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set full $val
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set val $_files(short,$full)
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}
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$_statbar.name entryset $val
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location BROWSE_TAG [list $val "" $full 0 0 0 {}]
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}
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}
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# ------------------------------------------------------------------
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||
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# PRIVATE PUBLIC METHOD: toggle_updates - update toggle callback
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||
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# ------------------------------------------------------------------
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itcl::body SrcWin::toggle_updates {value} {
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# save state in do_updates so it will be preserved
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# in window reconfigs
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set do_updates $value
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}
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||
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|
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||
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# ------------------------------------------------------------------
|
||
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# PRIVATE PUBLIC METHOD: goto_func - function combobox callback
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||
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# ------------------------------------------------------------------
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||
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itcl::body SrcWin::goto_func {w {val ""}} {
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if {$val != ""} {
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set mang 0
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if {[info exists _mangled_func($val)]} {
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set mang $_mangled_func($val)
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}
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if {$mang} {
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set loc $val
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} else {
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||
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set fn [lindex [::file split $current(filename)] end]
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if {$fn == ""} {
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set loc $val
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||
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} else {
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||
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set loc $fn:$val
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||
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}
|
||
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}
|
||
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debug "GOTO $loc"
|
||
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if {![catch {gdb_loc $loc} result]} {
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||
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location BROWSE_TAG $result
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||
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} else {
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||
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dbug W "gdb_loc returned \"$result\""
|
||
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}
|
||
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}
|
||
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}
|
||
|
|
|
||
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# ------------------------------------------------------------------
|
||
|
|
# PUBLIC METHOD: fillNameCB - fill the name combobox
|
||
|
|
#
|
||
|
|
# This method needs to be public, since other parts of
|
||
|
|
# the gui can cause new symbols to be read.
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body SrcWin::fillNameCB {} {
|
||
|
|
global _files
|
||
|
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set allfiles [gdb_listfiles]
|
||
|
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foreach f $allfiles {
|
||
|
|
# FIXME: If you reactivate this code add a catch as gdb_find_file can err
|
||
|
|
# (P.S.: I don't know why this is commented out)
|
||
|
|
#set fullname [gdb_find_file $f]
|
||
|
|
#set _files(full,$f) $fullname
|
||
|
|
#set _files(short,$fullname) $f
|
||
|
|
$_statbar.name list insert end $f
|
||
|
|
}
|
||
|
|
set need_files 0
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# PUBLIC METHOD: fillFuncCB - fill the function combobox
|
||
|
|
#
|
||
|
|
# This method needs to be public, since other parts of
|
||
|
|
# the gui can cause new symbols to be read.
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body SrcWin::fillFuncCB {name} {
|
||
|
|
$_statbar.func list delete 0 end
|
||
|
|
if {$name != ""} {
|
||
|
|
set maxlen 10
|
||
|
|
if {[catch {gdb_listfuncs $name} listfuncs]} {
|
||
|
|
tk_messageBox -icon error -default ok \
|
||
|
|
-title "GDB" -type ok \
|
||
|
|
-message "This file can not be found or does not contain\ndebugging information."
|
||
|
|
_set_name ""
|
||
|
|
return
|
||
|
|
}
|
||
|
|
foreach f [lsort -increasing $listfuncs] {
|
||
|
|
lassign $f func mang
|
||
|
|
set _mangled_func($func) $mang
|
||
|
|
$_statbar.func list insert end $func
|
||
|
|
if {[string length $func] > $maxlen} {
|
||
|
|
set maxlen [string length $func]
|
||
|
|
}
|
||
|
|
}
|
||
|
|
$_statbar.func configure -width [expr $maxlen + 1]
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# PUBLIC METHOD: location - update the location displayed
|
||
|
|
#
|
||
|
|
# a linespec looks like this:
|
||
|
|
# 0: basename of the file
|
||
|
|
# 1: function name
|
||
|
|
# 2: full filename
|
||
|
|
# 3: source line number
|
||
|
|
# 4: address
|
||
|
|
# 5: current PC - which will often be the same as address, but not when
|
||
|
|
# we are browsing, or walking the stack.
|
||
|
|
# 6: shared library name if the pc is in a shared lib
|
||
|
|
#
|
||
|
|
# linespec will be "{} {} {} 0 0x0 0x0" when GDB has not started debugging.
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body SrcWin::location {tag linespec} {
|
||
|
|
global gdb_running gdb_exe_name _files
|
||
|
|
|
||
|
|
# We need to keep track of changes to the line, filename, function name
|
||
|
|
# and address so we can keep the widgets up-to-date. Otherwise we
|
||
|
|
# basically pass things through to the SrcTextWin location public method.
|
||
|
|
|
||
|
|
debug "running=$gdb_running tag=$tag linespec=$linespec"
|
||
|
|
lassign $linespec foo funcname name line addr pc_addr lib
|
||
|
|
|
||
|
|
# need to call this to update running state
|
||
|
|
set_execution_status $line $addr
|
||
|
|
|
||
|
|
# "update" doesn't set the tag so we do it here
|
||
|
|
if {$tag == ""} {
|
||
|
|
if {$addr == $pc_addr} {
|
||
|
|
set tag PC_TAG
|
||
|
|
} else {
|
||
|
|
set tag STACK_TAG
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if {!$gdb_running} {
|
||
|
|
# When we are not yet debugging, we need to force something
|
||
|
|
# to be displayed, so we choose to find function "main" and
|
||
|
|
# display the file with it.
|
||
|
|
set tag BROWSE_TAG
|
||
|
|
debug "not running: name=$name funcname=$funcname line=$line"
|
||
|
|
if {$name == ""} {
|
||
|
|
if {[set linespec [gdbtk_locate_main]] == ""} {
|
||
|
|
# no "main" function found
|
||
|
|
return
|
||
|
|
}
|
||
|
|
lassign $linespec foo funcname name line addr pc_addr lib
|
||
|
|
debug "new linespec=$linespec"
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
# update file and function combobox
|
||
|
|
if {$name != $current(filename)} {
|
||
|
|
_set_name $name
|
||
|
|
fillFuncCB $name
|
||
|
|
}
|
||
|
|
|
||
|
|
# get a proper address string to display
|
||
|
|
set textaddr [gdb_CA_to_TAS $addr]
|
||
|
|
|
||
|
|
# set address and line widgets
|
||
|
|
if {[string length $textaddr] > 8} {
|
||
|
|
# 64-bit address
|
||
|
|
set width 16
|
||
|
|
} else {
|
||
|
|
# 32-bit address
|
||
|
|
set width 8
|
||
|
|
}
|
||
|
|
$_statusframe.addr configure -text $textaddr -font global/fixed -width $width
|
||
|
|
$_statusframe.line configure -text $line
|
||
|
|
|
||
|
|
# set function combobox
|
||
|
|
$_statbar.func entryset $funcname
|
||
|
|
|
||
|
|
# call SrcTextWin::location
|
||
|
|
$twin location $tag $name $funcname $line $addr $pc_addr $lib
|
||
|
|
|
||
|
|
set current(filename) $name
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# PUBLIC METHOD: stack - handle stack commands
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body SrcWin::stack {cmd} {
|
||
|
|
if {$cmd == "bottom"} {
|
||
|
|
set cmd "frame 0"
|
||
|
|
}
|
||
|
|
gdbtk_busy
|
||
|
|
if {[catch {gdb_cmd "$cmd"} message]} {
|
||
|
|
dbug E "STACK ERROR: $message"
|
||
|
|
}
|
||
|
|
gdbtk_update
|
||
|
|
gdbtk_idle
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# METHOD: _update - update widget when PC changes
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body SrcWin::_update {loc} {
|
||
|
|
debug "loc=$loc"
|
||
|
|
# See if name combobox needs filled.
|
||
|
|
if {$need_files} {
|
||
|
|
fillNameCB
|
||
|
|
}
|
||
|
|
location "" $loc
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# PUBLIC METHOD: idle - callback for gdbtk_idle
|
||
|
|
# Called when the target is idle, so enable all buttons.
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body SrcWin::idle {event} {
|
||
|
|
$_toolbar configure -runstop normal
|
||
|
|
enable_ui 1
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# PUBLIC METHOD: mode - set mode to SOURCE, ASSEMBLY, MIXED, SRC+ASM
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body SrcWin::mode {w new_mode {go 1}} {
|
||
|
|
gdbtk_busy
|
||
|
|
$_statbar.mode entryset $new_mode
|
||
|
|
catch {$twin mode_set $new_mode $go} errorVal
|
||
|
|
$_toolbar configure -displaymode $new_mode
|
||
|
|
gdbtk_idle
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# PRIVATE METHOD: _update_title - update title bar
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body SrcWin::_update_title {name} {
|
||
|
|
set fn [lindex [::file split $name] end]
|
||
|
|
if {$fn == ""} {
|
||
|
|
set prefix ""
|
||
|
|
} else {
|
||
|
|
set prefix "$fn - "
|
||
|
|
}
|
||
|
|
window_name "${prefix}Source Window" $fn
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# PUBLIC METHOD: busy - disable things when gdb is busy
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body SrcWin::busy {event} {
|
||
|
|
global gdb_loaded gdb_target_name
|
||
|
|
# debug "gdb_loaded=$gdb_loaded, gdb_target_name=$gdb_target_name"
|
||
|
|
|
||
|
|
if {$do_updates} {
|
||
|
|
enable_ui 0
|
||
|
|
if {$Running} {
|
||
|
|
$_toolbar configure -runstop running
|
||
|
|
if {$gdb_loaded || \
|
||
|
|
([TargetSelection::native_debugging] && $gdb_target_name != "remote")} {
|
||
|
|
set_status "Program is running."
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
$_toolbar configure -runstop busy
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# PUBLIC METHOD: update - The inferior's state has changed.
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body SrcWin::update {event} {
|
||
|
|
|
||
|
|
# FIXME: This is kinda lame. We need to run this only once
|
||
|
|
# as it is now written, so only the first window in the list
|
||
|
|
# will actually call choose_and_update.
|
||
|
|
# This is still better than before, since it will not
|
||
|
|
# matter if this window is destroyed: as long as _a_
|
||
|
|
# SrcWin exists, this will get called.
|
||
|
|
if {[lindex $window_list 0] == $this} {
|
||
|
|
choose_and_update
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# PRIVATE METHOD: _set_name - set the name in the name combobox and in the title
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body SrcWin::_set_name { val {found 1} } {
|
||
|
|
global _files
|
||
|
|
_update_title $val
|
||
|
|
if {![info exists _files(short,$val)]} {
|
||
|
|
if {![info exists _files(full,$val)]} {
|
||
|
|
# not in our list; just display basename
|
||
|
|
$_statbar.name entryset [lindex [::file split $val] end]
|
||
|
|
return
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
set val $_files(short,$val)
|
||
|
|
}
|
||
|
|
if {$found} {
|
||
|
|
$_statbar.name entryset $val
|
||
|
|
} else {
|
||
|
|
$_statbar.name entryset "$val (not found)"
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# PUBLIC METHOD: set_status - write a message to the status line.
|
||
|
|
# If "tmp" is set, the status change will not be saved.
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
|
||
|
|
itcl::body SrcWin::set_status { {msg ""} {tmp 0} } {
|
||
|
|
set msg [lindex [split $msg \n] 0]
|
||
|
|
if {$tmp} {
|
||
|
|
$_status configure -text $msg
|
||
|
|
return
|
||
|
|
}
|
||
|
|
if {$msg != ""} {
|
||
|
|
set saved_msg $msg
|
||
|
|
}
|
||
|
|
$_status configure -text $saved_msg
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# PUBLIC METHOD: set_execution_status - write the current execution state
|
||
|
|
# to the status line
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body SrcWin::set_execution_status { {line ""} {pc ""}} {
|
||
|
|
global gdb_running gdb_loaded gdb_program_has_run gdb_target_changed
|
||
|
|
#debug "line=$line pc=$pc [gdb_target_has_execution] running=$gdb_running loaded=$gdb_loaded"
|
||
|
|
set message ""
|
||
|
|
|
||
|
|
if {![gdb_target_has_execution]} {
|
||
|
|
if {$gdb_running} {
|
||
|
|
set gdb_running 0
|
||
|
|
# tell text window program is no longer running
|
||
|
|
$twin ClearTags
|
||
|
|
}
|
||
|
|
if {$gdb_loaded} {
|
||
|
|
if {$gdb_program_has_run} {
|
||
|
|
set message "Program terminated. 'Run' will restart."
|
||
|
|
# Need to set gdb_target_changed because most
|
||
|
|
# remote targets detach when they are finished,
|
||
|
|
# and this will force it to reattach.
|
||
|
|
set gdb_target_changed 1
|
||
|
|
set gdb_running 0
|
||
|
|
} else {
|
||
|
|
set message "Program is ready to run."
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
set message "Program not running. Click on run icon to start."
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
|
||
|
|
# gdb_target_has_execution has returned true, so we must be running.
|
||
|
|
#
|
||
|
|
# This can cause problems on targets which do not set inferior_pid.
|
||
|
|
# Although this is bogus, much of gdb (and gdbtk) relies on
|
||
|
|
# gdb_target_has_execution (and thus inferior_pid), so we should
|
||
|
|
# not try to second guess it and fix those targets which do not set
|
||
|
|
# inferior_pid when opened.
|
||
|
|
set gdb_running 1
|
||
|
|
|
||
|
|
# only do a gdb_loc if we have to
|
||
|
|
if {$line == "" && $pc == ""} {
|
||
|
|
if {[catch {gdb_loc} loc] == 0} {
|
||
|
|
set line [lindex $loc 3]
|
||
|
|
set pc [lindex $loc 4]
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
set pc [gdb_CA_to_TAS $pc]
|
||
|
|
|
||
|
|
if {$line == "" || $line == 0} {
|
||
|
|
if {$pc == "" || $pc == 0} {
|
||
|
|
if {$Tracing} {
|
||
|
|
set message "Ready."
|
||
|
|
} else {
|
||
|
|
set message "Program stopped."
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
set message "Program stopped at 0x$pc"
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
if {$Tracing} {
|
||
|
|
set msg "Inspecting trace"
|
||
|
|
} else {
|
||
|
|
set msg "Program stopped"
|
||
|
|
}
|
||
|
|
switch [$twin mode_get] {
|
||
|
|
ASSEMBLY {set message "$msg at 0x$pc" }
|
||
|
|
MIXED {set message "$msg at line $line, 0x$pc" }
|
||
|
|
SRC+ASM {set message "$msg at line $line, 0x$pc" }
|
||
|
|
default {set message "$msg at line $line" }
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
set_status $message
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# PUBLIC METHOD: edit - invoke external editor
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body SrcWin::edit {} {
|
||
|
|
global external_editor_command
|
||
|
|
# If external editor is enabled, pass the file to the specified command
|
||
|
|
|
||
|
|
if {$current(filename) == ""} {
|
||
|
|
tk_dialog .warn {Edit} {No file is loaded in the source window.} error 0 Ok
|
||
|
|
return
|
||
|
|
}
|
||
|
|
|
||
|
|
if {[catch {$twin report_source_location} loc_info]} {
|
||
|
|
tk_dialog .warn "Edit" "No source file selected" error 0 Ok
|
||
|
|
return
|
||
|
|
}
|
||
|
|
|
||
|
|
Editor::edit $loc_info
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# PUBLIC METHOD: print - print the contents of the text widget
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body SrcWin::print {} {
|
||
|
|
# Call the SrcTextWin's print public method
|
||
|
|
$twin print $top
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# PUBLIC METHOD: enable_ui
|
||
|
|
# Enable all UI elements for user interaction.
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body SrcWin::enable_ui { on } {
|
||
|
|
#debug "$on"
|
||
|
|
if {$on} {
|
||
|
|
set Running 0
|
||
|
|
set state normal
|
||
|
|
set glyph ""
|
||
|
|
} else {
|
||
|
|
if {!$NoRun} {set Running 1}
|
||
|
|
set state disabled
|
||
|
|
set glyph watch
|
||
|
|
}
|
||
|
|
# combo boxes
|
||
|
|
$_statbar.mode configure -state $state
|
||
|
|
$_statbar.name configure -state $state
|
||
|
|
$_statbar.func configure -state $state
|
||
|
|
|
||
|
|
$twin enable $on
|
||
|
|
$top configure -cursor $glyph
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# PUBLIC METHOD: no_inferior
|
||
|
|
# Put the UI elements of this object into a state
|
||
|
|
# appropriate for an inferior which is not executing.
|
||
|
|
# For this object, this means:
|
||
|
|
# Disable:
|
||
|
|
# - key binding for all inferior control (not needed -- gdb does this
|
||
|
|
# for us)
|
||
|
|
#
|
||
|
|
# Enable:
|
||
|
|
# - file/func/mode selectors
|
||
|
|
# - right-click popups, since gdb DOES allow looking at exe fil
|
||
|
|
# - selections
|
||
|
|
#
|
||
|
|
# Change mouse pointer to normal
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body SrcWin::no_inferior {} {
|
||
|
|
#debug
|
||
|
|
set_execution_status
|
||
|
|
enable_ui 1
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# PUBLIC METHOD: reset - reset the source window
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body SrcWin::reset {} {
|
||
|
|
set current(filename) ""
|
||
|
|
set need_files 1
|
||
|
|
set do_updates 1
|
||
|
|
set last_section ""
|
||
|
|
set last_section_start 0
|
||
|
|
set last_done 0
|
||
|
|
set saved_msg ""
|
||
|
|
|
||
|
|
# do we need to flush the cache or clear the source windows?
|
||
|
|
|
||
|
|
# Empty combo boxes
|
||
|
|
$_statbar.name list delete 0 end
|
||
|
|
$_statbar.name configure -value {}
|
||
|
|
$_statbar.func list delete 0 end
|
||
|
|
$_statbar.func configure -value {}
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# PUBLIC METHOD: search - search for a STRING or jump to a specific line
|
||
|
|
# in source window, going in the specified DIRECTION.
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body SrcWin::search {direction string} {
|
||
|
|
set_status
|
||
|
|
set_status [$twin search $string $direction] 1
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# PROCEDURE: point_to_main
|
||
|
|
# Proc that may be called to point some source window to
|
||
|
|
# main (or an entry point?). (see gdbtk_tcl_exec_file_changed)
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body SrcWin::point_to_main {} {
|
||
|
|
# We need to force this to some default location. Assume main and
|
||
|
|
# if that fails, let the source window guess (via gdb_loc using stop_pc).
|
||
|
|
set src [lindex [ManagedWin::find SrcWin] 0]
|
||
|
|
if {[set linespec [gdbtk_locate_main]] == ""} {
|
||
|
|
gdbtk_update
|
||
|
|
debug "could not find main"
|
||
|
|
} else {
|
||
|
|
$src location BROWSE_TAG [list $linespec]
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
itcl::body SrcWin::_exit {} {
|
||
|
|
debug
|
||
|
|
if {[llength [ManagedWin::find SrcWin]] == 1} {
|
||
|
|
if {![gdbtk_quit_check]} {
|
||
|
|
return
|
||
|
|
}
|
||
|
|
}
|
||
|
|
after idle [delete object $this]
|
||
|
|
}
|
||
|
|
|
||
|
|
# public method for testing use only!
|
||
|
|
itcl::body SrcWin::test_get {var {private_func 0}} {
|
||
|
|
debug $var
|
||
|
|
if {$private_func} {
|
||
|
|
return [code $this $var]
|
||
|
|
}
|
||
|
|
return [set $var]
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# PUBLIC METHOD: toolbar - configure the toolbar's "state"
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
#
|
||
|
|
# This method is used to configure the toolbar's running state.
|
||
|
|
# Valid states include anything that the "runtest" variable of
|
||
|
|
# the GDBSrcBar may accept. Specifically,
|
||
|
|
#
|
||
|
|
# busy - Run button becomes disabled
|
||
|
|
# running - Stop button appears, allowing user to stop executing target
|
||
|
|
# downloading - Stop button appears, allowing user to interrupt downloading
|
||
|
|
# normal - Run button appears, allowing user to run/re-run exe
|
||
|
|
itcl::body SrcWin::toolbar {state} {
|
||
|
|
$_toolbar configure -runstop $state
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# METHOD: inferior - change execution state of inferior
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
#
|
||
|
|
# ACTION may be:
|
||
|
|
# step - step the inferior one source line (stepping into functions)
|
||
|
|
# next - step the inferior one source line (stepping over functions)
|
||
|
|
# finish - finish the current frame of execution
|
||
|
|
# continue - continue executing the inferior
|
||
|
|
# stepi - step one machine instruction (stepping into calls)
|
||
|
|
# nexti - step one machine instruction (stepping over calls)
|
||
|
|
# run - run/re-run the inferior
|
||
|
|
# stop - stop or detach from target
|
||
|
|
#
|
||
|
|
# FIXME: This should really be in an object which describes gdb's state.
|
||
|
|
# Unfortunately, this doesn't exist, so it's here for now.
|
||
|
|
itcl::body SrcWin::inferior {action} {
|
||
|
|
|
||
|
|
# Check to see if this action is forwarded to other Insight instances
|
||
|
|
if {$::iipc} {
|
||
|
|
switch $action {
|
||
|
|
step -
|
||
|
|
next -
|
||
|
|
stepi -
|
||
|
|
nexti -
|
||
|
|
finish {
|
||
|
|
if {[pref get gdb/ipc/step_button]} {
|
||
|
|
$::insight_ipc send $action
|
||
|
|
}
|
||
|
|
}
|
||
|
|
continue {
|
||
|
|
if {[pref get gdb/ipc/cont_button]} {
|
||
|
|
$::insight_ipc send $action
|
||
|
|
}
|
||
|
|
}
|
||
|
|
run {
|
||
|
|
if {[pref get gdb/ipc/run_button]} {
|
||
|
|
$::insight_ipc send $action
|
||
|
|
}
|
||
|
|
}
|
||
|
|
stop {
|
||
|
|
if {[pref get gdb/ipc/stop_button]} {
|
||
|
|
$::insight_ipc send $action
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
switch $action {
|
||
|
|
step { gdbtk_step }
|
||
|
|
next { gdbtk_next }
|
||
|
|
finish { gdbtk_finish }
|
||
|
|
continue { gdbtk_continue }
|
||
|
|
stepi { gdbtk_stepi }
|
||
|
|
nexti { gdbtk_nexti }
|
||
|
|
run { gdbtk_run }
|
||
|
|
stop { gdbtk_stop }
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# METHOD: clear_file
|
||
|
|
# Tasks for SrcWin to clear file:
|
||
|
|
#
|
||
|
|
# - clear window
|
||
|
|
# - reset to src mode
|
||
|
|
# - clear func/file comboboxes
|
||
|
|
# - clear status (done by no_inferior)
|
||
|
|
# - allow SrcTextWin to clear_file
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body SrcWin::clear_file {} {
|
||
|
|
|
||
|
|
# Reset to Source mode
|
||
|
|
if {[$twin mode_get] != "SOURCE"} {
|
||
|
|
mode {} SOURCE 0
|
||
|
|
}
|
||
|
|
|
||
|
|
no_inferior
|
||
|
|
reset
|
||
|
|
|
||
|
|
# run srctextwin clear_file
|
||
|
|
$twin clear_file
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# METHOD: get_file
|
||
|
|
# Return name of displayed file, or empty string if no file.
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body SrcWin::get_file {} {
|
||
|
|
if {$twin == ""} {
|
||
|
|
return ""
|
||
|
|
} else {
|
||
|
|
return [$twin get_file]
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# METHOD: is_fixed
|
||
|
|
# Return boolean indicating whether this window is fixed.
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body SrcWin::is_fixed {} {
|
||
|
|
return 0
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# METHOD: get_top
|
||
|
|
# Return toplevel
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body SrcWin::get_top {} {
|
||
|
|
return $top
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# METHOD: _set_tag_to_stack
|
||
|
|
# Set tag to `stack' and update the underlying window.
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body SrcWin::_set_tag_to_stack {} {
|
||
|
|
set tag STACK_TAG
|
||
|
|
if {$twin != ""} then {
|
||
|
|
$twin set_tag_to_stack
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# METHOD: _choose_window
|
||
|
|
# Choose the right source window.
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body SrcWin::_choose_window {file} {
|
||
|
|
# Find the next available source window. The rules are:
|
||
|
|
# 1. LRU overall
|
||
|
|
# 2. Skip iconified windows
|
||
|
|
# 3. If a window already shows the file, use it. Prefer the
|
||
|
|
# window currently showing the PC
|
||
|
|
# 4. If the window is fixed, skip it
|
||
|
|
if {$pc_window != ""} then {
|
||
|
|
if {[$pc_window get_file] == $file} then {
|
||
|
|
return $pc_window
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
set choice ""
|
||
|
|
foreach win $window_list {
|
||
|
|
if {[wm state [$win get_top]] != "normal"} then {
|
||
|
|
continue
|
||
|
|
}
|
||
|
|
|
||
|
|
if {[$win get_file] == ""
|
||
|
|
|| [$win get_file] == $file
|
||
|
|
|| ! [$win is_fixed]} then {
|
||
|
|
set choice $win
|
||
|
|
break
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
# If we didn't find an available window, then pick the current PC
|
||
|
|
# window.
|
||
|
|
if {$choice == ""} then {
|
||
|
|
set choice $pc_window
|
||
|
|
}
|
||
|
|
|
||
|
|
set window_list [lremove $window_list $choice]
|
||
|
|
lappend window_list $choice
|
||
|
|
|
||
|
|
return $choice
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# METHOD: choose_and_update
|
||
|
|
# Choose the right source window and then cause it to be updated
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body SrcWin::choose_and_update {} {
|
||
|
|
if {$pc_window == ""} then {
|
||
|
|
set pc_window [lindex $window_list 0]
|
||
|
|
}
|
||
|
|
|
||
|
|
if {$pc_window == ""} then {
|
||
|
|
# Nothing.
|
||
|
|
} elseif {[catch {gdb_loc} loc]} {
|
||
|
|
$pc_window set_execution_status
|
||
|
|
} else {
|
||
|
|
set prev $pc_window
|
||
|
|
set file [lindex $loc 2]
|
||
|
|
set pc_window [_choose_window $file]
|
||
|
|
debug "chose window $pc_window"
|
||
|
|
$pc_window _update $loc
|
||
|
|
if {$pc_window != $prev} then {
|
||
|
|
$pc_window reveal
|
||
|
|
$prev _set_tag_to_stack
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# METHOD: choose_and_display
|
||
|
|
# Choose the right source window for a given file
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body SrcWin::choose_and_display {tag linespec} {
|
||
|
|
set file [lindex $linespec 2]
|
||
|
|
set window [_choose_window $file]
|
||
|
|
$window location $tag $linespec
|
||
|
|
}
|