diff options
Diffstat (limited to 'gdb/gdbtk/library/srctextwin.itb')
-rw-r--r-- | gdb/gdbtk/library/srctextwin.itb | 2971 |
1 files changed, 0 insertions, 2971 deletions
diff --git a/gdb/gdbtk/library/srctextwin.itb b/gdb/gdbtk/library/srctextwin.itb deleted file mode 100644 index 68e1575b7db..00000000000 --- a/gdb/gdbtk/library/srctextwin.itb +++ /dev/null @@ -1,2971 +0,0 @@ -# Paned text widget for source code, for Insight -# Copyright 1997, 1998, 1999, 2001, 2002 Red Hat, Inc. -# -# This program is free software; you can redistribute it and/or modify it -# under the terms of the GNU General Public License (GPL) 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. - - -# ---------------------------------------------------------------------- -# Implements the paned text widget with the source code in it. -# This widget is typically embedded in a SrcWin widget. -# -# ---------------------------------------------------------------------- - -# ------------------------------------------------------------------ -# CONSTRUCTOR - create new source text window -# ------------------------------------------------------------------ -itcl::body SrcTextWin::constructor {args} { - eval itk_initialize $args - set top [winfo toplevel $itk_interior] - if {$parent == {}} { - set parent [winfo parent $itk_interior] - } - - if {![info exists break_images(bp)]} { - set size [font measure [pref get gdb/src/font] "W"] - set break_images(bp) [makeBreakDot $size \ - [pref get gdb/src/bp_fg]] - set break_images(temp_bp) [makeBreakDot $size \ - [pref get gdb/src/temp_bp_fg]] - set break_images(disabled_bp) [makeBreakDot $size \ - [pref get gdb/src/disabled_fg]] - set break_images(tp) [makeBreakDot $size \ - [pref get gdb/src/trace_fg]] - set break_images(thread_bp) [makeBreakDot $size \ - [pref get gdb/src/thread_fg]] - set break_images(bp_and_tp) [makeBreakDot $size \ - [list [pref get gdb/src/trace_fg] \ - [pref get gdb/src/bp_fg]]] - } - - if {$ignore_var_balloons} { - set UseVariableBalloons 0 - } else { - set UseVariableBalloons [pref get gdb/src/variableBalloons] - } - - set Linenums [pref get gdb/src/linenums] - - #Initialize state variables - _initialize_srctextwin - - build_popups - build_win - - # add hooks - if {$Tracing} { - add_hook control_mode_hook "$this set_control_mode" - add_hook gdb_trace_find_hook "$this trace_find_hook" - } - - if {$UseVariableBalloons} { - add_hook gdb_idle_hook "$this updateBalloon" - } - global ${this}_balloon - trace variable ${this}_balloon w "$this trace_help" - -} - -# ------------------------------------------------------------------ -# DESTRUCTOR - destroy window containing widget -# ------------------------------------------------------------------ -itcl::body SrcTextWin::destructor {} { - if {$Tracing} { - remove_hook control_mode_hook "$this set_control_mode" - } - if {$UseVariableBalloons} { - remove_hook gdb_idle_hook "$this updateBalloon" - } -} - -# ------------------------------------------------------------------ -# METHOD: trace_find_hook - response to the tfind command. All we -# need to do here is to remove the trace tags, if we are exiting -# trace mode -# ------------------------------------------------------------------ -itcl::body SrcTextWin::trace_find_hook {mode from_tty} { - if {[string compare $mode -1] == 0} { - if {$Browsing} { - $twin tag remove STACK_TAG 1.0 end - } - } -} - -# ------------------------------------------------------------------ -# METHOD: set_control_mode- switches the src window between -# browsing -> mode = 1 -# controlling -> mode = 0 -# ------------------------------------------------------------------ -itcl::body SrcTextWin::set_control_mode {mode} { -# debug "Setting control mode of $twin to $mode" - if {$mode} { - set Browsing 1 - } else { - set Browsing 0 - } - - switch $current(mode) { - SOURCE { - config_win $twin - } - ASSEMBLY { - config_win $twin A - } - MIXED { - config_win $twin M - } - SRC+ASM { - config_win $twin - config_win $bwin A - } - } - -} - -# ------------------------------------------------------------------ -# METHOD: build_popups - build the popups for the source window(s) -# ------------------------------------------------------------------ -# -# The popups array holds the data for the breakpoint & tracepoint popup menus. -# The elements are: -# Menus: -# break_rgn - the popup for clicking in a bare break region -# bp - the popup for clicking on a set breakpoint -# tp - the popup for clicking on a set tracepoint -# bp_and_tp - the popup for clicking on the break_region when the -# line contains both a bp & a tp -# source - the popup for clicking on the source region of the window -# -# State: -# saved_y - the y value of the mouse click that posted the popup -# saved_win- the Tk window which recieved the posting click -# -# Disable info: -# run_disabled - a list of {menu entry} pairs for all the menus that -# should be disabled when you are not running -# browse_disabled - a similar list for menus that should be disabled -# when you are browsing a trace expt. -# -itcl::body SrcTextWin::build_popups {} { - - set popups(bp) $itk_interior.bp_menu - set popups(tp) $itk_interior.tp_menu - set popups(bp_and_tp) $itk_interior.tp_bp_menu - set popups(tp_browse) $itk_interior.tp_browse_menu - set popups(break_rgn) $itk_interior.break_menu - set popups(source) $itk_interior.src_menu - set popups(disabled_bp) $itk_interior.disabled_bp_menu - - # This is a scratch popup menu we use when we are not over a bp... - if {![winfo exists $popups(source)]} { - menu $popups(source) -tearoff 0 - } - - if {![winfo exists $popups(break_rgn)]} { - # breakpoint popup menu - # don't enable hardware or conditional breakpoints until they are tested - menu $popups(break_rgn) -tearoff 0 - - set bp_fg [pref get gdb/src/bp_fg] - set tp_fg [pref get gdb/src/trace_fg] - - if {[pref get gdb/control_target]} { - - addPopup break_rgn "Continue to Here" "$this continue_to_here" \ - [pref get gdb/src/PC_TAG] 0 0 - addPopup break_rgn "Jump to Here" "$this jump_to_here" \ - [pref get gdb/src/PC_TAG] 0 0 - $popups(break_rgn) add separator - - addPopup break_rgn "Set Breakpoint" "$this set_bp_at_line" $bp_fg - - lappend popups(break_rgn-browse) 1 - lappend popups(break_rgn-control) 1 - - addPopup break_rgn "Set Temporary Breakpoint" "$this set_bp_at_line T" \ - [pref get gdb/src/temp_bp_fg] - - addPopup break_rgn "Set Breakpoint on Thread(s)..." \ - "$this ask_thread_bp" [pref get gdb/src/thread_fg] 0 0 - } - - if {$Tracing} { - $popups(break_rgn) add separator - addPopup break_rgn "Set Tracepoint" "$this set_tp_at_line" $tp_fg - } - - } - - if {![winfo exists $popups(bp)]} { - # this popup is used when the line contains a set breakpoint - menu $popups(bp) -tearoff 0 - - if {!$Browsing && [pref get gdb/control_target]} { - addPopup bp "Continue to Here" "$this continue_to_here" {} 0 0 - addPopup bp "Jump to Here" "$this jump_to_here" {} 0 0 - $popups(bp) add separator - - addPopup bp "Disable Breakpoint" "$this enable_disable_at_line disable" \ - $bp_fg - $popups(bp) add separator - } - - addPopup bp "Delete Breakpoint" "$this remove_bp_at_line" - - # Currently you cannot set a tracepoint and a breakpoint at the same line... - # - # if {$Tracing} { - # addPopup bp "Set Tracepoint" "$this set_tp_at_line" $tp_fg - # } - } - - if {![winfo exists $popups(tp)]} { - # This is the popup to use when the line contains a set tracepoint - - menu $popups(tp) -tearoff 0 - - if {[pref get gdb/control_target]} { - - addPopup tp "Continue to Here" "$this continue_to_here" green 0 0 - addPopup tp "Jump to Here" "$this jump_to_here" {} 0 0 - # $popups(tp) add separator - - # Currently you cannot set a tracepoint and a breakpoint at the same line... - # - # addPopup tp "Set Breakpoint" "$this set_bp_at_line" $bp_fg - - # addPopup tp "Set Temporary Breakpoint" "$this set_bp_at_line T" \ - # [pref get gdb/src/temp_bp_fg] - - # addPopup tp "Set Breakpoint on Thread(s)..." \ - # "$this ask_thread_bp" \ - # [pref get gdb/src/thread_fg] 0 0 - } - - if {$Tracing} { - $popups(tp) add separator - addPopup tp "Modify Tracepoint" "$this set_tp_at_line" $tp_fg - addPopup tp "Delete Tracepoint" "$this remove_tp_at_line" $tp_fg - } - } - - # This is not currently used, since you can't set a bp & a tp on the same line. - # N.B. however, we don't exclude this on the command line, but... - - if {![winfo exists $popups(bp_and_tp)]} { - - # this popup is used when the line contains a set breakpoint & tracepoint - menu $popups(bp_and_tp) -tearoff 0 - - if {!$Browsing && [pref get gdb/control_target]} { - addPopup bp_and_tp "Continue to Here" "$this continue_to_here" \ - green 0 0 - addPopup bp_and_tp "Jump to Here" "$this jump_to_here" \ - green 0 0 - $popups(bp_and_tp) add separator - } - - addPopup bp_and_tp "Delete Breakpoint" "$this remove_bp_at_line" $bp_fg - if {$Tracing} { - addPopup bp_and_tp "Modify Tracepoint" "$this set_tp_at_line" $tp_fg - addPopup bp_and_tp "Delete Tracepoint" \ - "$this remove_tp_at_line" $tp_fg - } - } - - if {![winfo exists $popups(disabled_bp)]} { - menu $popups(disabled_bp) -tearoff 0 - - addPopup disabled_bp "Enable Breakpoint" \ - "$this enable_disable_at_line enable" $bp_fg - - $popups(disabled_bp) add separator - addPopup disabled_bp "Delete Breakpoint" "$this remove_bp_at_line" - } - - if {![winfo exists $popups(tp_browse)]} { - - # this popup is on a tracepoint when browsing. - - menu $popups(tp_browse) -tearoff 0 - addPopup tp_browse "Next hit Here" "$this next_hit_at_line" \ - green - } -} - -# ------------------------------------------------------------------ -# METHOD: build_win - build the main source paned window -# ------------------------------------------------------------------ -itcl::body SrcTextWin::build_win {} { - cyg::panedwindow $itk_interior.p - - set _tpane pane$filenum - incr filenum - - $itk_interior.p add $_tpane - set pane1 [$itk_interior.p childsite $_tpane] - set Stwc(gdbtk_scratch_widget:pane) $_tpane - set Stwc(gdbtk_scratch_widget:dirty) 0 - - set twinp [iwidgets::scrolledtext $pane1.st \ - -hscrollmode dynamic -vscrollmode dynamic] - set twin [$twinp component text] - pack $twinp -fill both -expand yes - pack $itk_interior.p -fill both -expand yes - config_win $twin -} - -# ------------------------------------------------------------------ -# METHOD: SetRunningState - set state based on if GDB is running or not. -# This disables the popup menus when GDB is not running yet. -# ------------------------------------------------------------------ -itcl::body SrcTextWin::SetRunningState {state} { -# debug "$state" - foreach elem $popups(run_disabled) { - $popups([lindex $elem 0]) entryconfigure [lindex $elem 1] -state $state - } -} - -# ------------------------------------------------------------------ -# METHOD: enable - enable or disable bindings and change cursor -# ------------------------------------------------------------------ -itcl::body SrcTextWin::enable {on} { - if {$on} { - set Running 0 - set glyph "" - set bnd "" - set status normal - } else { - set Running 1 - set glyph watch - set bnd "break" - set status disabled - } - - if {[winfo exists $twin]} { - bind $twin <B1-Motion> $bnd - bind $twin <Double-1> $bnd - bind $twin <Triple-1> $bnd - enable_disable_src_tags $twin $status - $twin configure -cursor $glyph - } - - if {$bwin != ""} { - bind $bwin <B1-Motion> $bnd - bind $bwin <Double-1> $bnd - bind $bwin <Triple-1> $bnd - enable_disable_src_tags $bwin $status - $bwin configure -cursor $glyph - } -} - -# ------------------------------------------------------------------ -# PROC: makeBreakDot - make the break dot for the screen -# ------------------------------------------------------------------ -itcl::body SrcTextWin::makeBreakDot {size colorList {image {}}} { - if {$size > 32} { - set size 32 - } elseif {$size < 1} { - set size 1 - } - - if {$image == ""} { - set image [image create photo -width $size -height $size] - } else { - $image blank - $image configure -width $size -height $size - } - - if {[llength $colorList] == 1} { - set x1 1 - set x2 [expr {1 + $size}] - set y1 1 - set y2 $x2 - $image put $colorList -to 1 1 $x2 $y2 - } else { - set x1 1 - set x3 [expr {1 + $size}] - set x2 [expr int((1 + $size)/2)] - set y1 1 - set y2 $x3 - $image put [lindex $colorList 0] -to 1 1 $x2 $y2 - $image put [lindex $colorList 1] -to [expr $x2 + 1] 1 $x3 $y2 - } - - return $image -} - -# ------------------------------------------------------------------ -# METHOD: setTabs - set the tabs for the assembly/src windows -# ------------------------------------------------------------------ -itcl::body SrcTextWin::setTabs {win {asm S}} { - set fsize [font measure [pref get gdb/src/font] "W"] - set tsize [pref get gdb/src/tab_size] - set rest "" - - if {[string compare $asm "S"] != 0} { - set first [expr {$fsize * 12}] - set second [expr {$fsize * 13}] - set third [expr {$fsize * 34}] - for {set i 1} {$i < 8} {incr i} { - lappend rest [expr {(34 + ($i * $tsize)) * $fsize}] left - } - set tablist [concat [list $first right $second left $third left] $rest] - } else { - # SOURCE window - # The first tab right-justifies the line numbers and the second - # tab is the left margin for the start on the source code. The remaining - # tabs should be regularly spaced depending on prefs. - if {$Linenums} { - set first [expr {$fsize * 6}] ;# "- " plus 4 digit line number - set second [expr {$fsize * 7}] ;# plus a space after the number - for {set i 1} {$i < 8} {incr i} { - lappend rest [expr {(7 + ($i * $tsize)) * $fsize}] left - } - set tablist [concat [list $first right $second left] $rest] - } else { - set first [expr {$fsize * 2}] - for {set i 1} {$i < 8} {incr i} { - lappend rest [expr {(2 + ($i * $tsize)) * $fsize}] left - } - set tablist [concat [list $first left] $rest] - } - } - $win configure -tabs $tablist -} - -itcl::body SrcTextWin::enable_disable_src_tags {win how} { - - switch $how { - normal { - set cur1 dot - set cur2 xterm - } - disabled { - set cur1 watch - set cur2 $cur1 - } - browse { - set cur1 dot - set cur2 xterm - } - } - - if {[string compare $how browse] == 0} { - - $win tag bind break_rgn_tag <Enter> { } - $win tag bind break_rgn_tag <Leave> { } - - foreach type $bp_types { - $win tag bind ${type}_tag <Enter> { } - $win tag bind ${type}_tag <Motion> { } - $win tag bind ${type}_tag <Leave> { } - } - - } else { - - $win tag bind break_rgn_tag <Enter> "$win config -cursor $cur1" - $win tag bind break_rgn_tag <Leave> "$win config -cursor $cur2" - - foreach type $bp_types { - $win tag bind ${type}_tag <Enter> "$win config -cursor $cur1" - $win tag bind ${type}_tag <Motion> "$this motion bp %W %x %y" - $win tag bind ${type}_tag <Leave> \ - "$this cancelMotion;$win config -cursor $cur2" - } - } - - $win tag bind tp_tag <Enter> "$win config -cursor $cur1" - $win tag bind tp_tag <Motion> "$this motion bp %W %x %y" - $win tag bind tp_tag <Leave> "$this cancelMotion;$win config -cursor $cur2" -} - -# ------------------------------------------------------------------ -# METHOD: config_win - configure the source or assembly text window -# ------------------------------------------------------------------ -itcl::body SrcTextWin::config_win {win {asm S}} { -# debug "$win $asm Tracing=$Tracing Browsing=$Browsing" - - $win config -borderwidth 2 -insertwidth 0 -wrap none - - # font - set font [pref get gdb/src/font] - $win configure -font $font -bg $::Colors(textbg) -fg $::Colors(textfg) - - setTabs $win $asm - - # set up some tags. should probably be done differently - # !! change bg? - - $win tag configure break_rgn_tag - foreach type $bp_types { - $win tag configure ${type}_tag - } - $win tag configure tp_tag - $win tag configure source_tag2 -foreground [pref get gdb/src/source2_fg] - $win tag configure PC_TAG -background [pref get gdb/src/PC_TAG] - $win tag configure STACK_TAG -background [pref get gdb/src/STACK_TAG] - $win tag configure BROWSE_TAG -background [pref get gdb/src/BROWSE_TAG] - - # search tag used to highlight searches - foreach option [$win tag configure sel] { - set op [lindex $option 0] - set val [lindex $option 4] - eval $win tag configure search $op $val - } - - # bind mouse button 3 to the popup men - $win tag bind source_tag <Button-3> "$this do_source_popup %X %Y %x %y" - $win tag bind source_tag2 <Button-3> "$this do_source_popup %X %Y %x %y" - - # bind mouse button 3 to the popup menus - if {!$Browsing} { - - $win tag bind break_rgn_tag <Button-3> \ - "$this do_tag_popup break_rgn %X %Y %y; break" - foreach type $bp_types { - if {$type == "disabled_bp"} then { - set tag disabled_bp - } else { - set tag bp - } - $win tag bind ${type}_tag <Button-3> \ - "$this do_tag_popup $tag %X %Y %y; break" - } - $win tag bind tp_tag <Button-3> "$this do_tag_popup tp %X %Y %y; break" - $win tag bind bp_and_tp_tag <Button-3> "$this do_tag_popup bp_and_tp %X %Y %y; break" - } else { - $win tag bind tp_tag <Button-3> "$this do_tag_popup tp_browse %X %Y %y; break" - $win tag bind break_rgn_tag <Button-3> { } - foreach type $bp_types { - $win tag bind ${type}_tag <Button-3> { } - } - $win tag bind bp_and_tp_tag <Button-3> "$this do_tag_popup tp_browse %X %Y %y; break" - - } - - # Disable printing and cut and paste keys; makes the window readonly - # We do this so we don't have to enable and disable the - # text widget everytime we want to modify it. - - bind $win <Key> {if {"%A" != "{}"} {break}} - bind $win <Delete> break - bind $win <ButtonRelease-2> {break} - - # GDB key bindings - # We need to explicitly ignore keys with the Alt modifier, since - # otherwise they will interfere with selecting menus on Windows. - - if {!$Browsing && [pref get gdb/control_target]} { - bind_plain_key $win c "$this do_key continue; break" - bind_plain_key $win r "$this do_key run; break" - bind_plain_key $win f "$this do_key finish; break" - } else { - bind_plain_key $win n "$this do_key tfind_next; break" - bind_plain_key $win p "$this do_key tfind_prev; break" - bind_plain_key $win f "$this do_key tfind_start; break" - bind_plain_key $win l "$this do_key tfind_line; break" - bind_plain_key $win h "$this do_key tfind_tp; break" - } - bind_plain_key $win u "$this do_key up; break" - bind_plain_key $win d "$this do_key down; break" - bind_plain_key $win x "$this do_key quit; break" - - if {!$Browsing && [pref get gdb/control_target]} { - if {[string compare $asm "S"] != 0} { - bind_plain_key $win s "$this do_key stepi; break" - bind_plain_key $win n "$this do_key nexti; break" - } else { - bind_plain_key $win s "$this do_key step; break" - bind_plain_key $win n "$this do_key next; break" - } - } - - bind_plain_key $win Control-h "$this do_key thread_list; break" - bind_plain_key $win Control-f "$this do_key browser; break" - bind_plain_key $win Control-d "$this do_key download; break" - bind_plain_key $win Control-p "$this do_key print" - bind_plain_key $win Control-u "$this do_key debug; break" - bind_plain_key $win Control-o [list $this do_key open] - bind_plain_key $win Control-a [list $this do_key attach] - bind_plain_key $win Control-w [code $this do_key close] - - if {!$Browsing && [pref get gdb/control_target]} { - # Ctrl+F5 is another accelerator for Run - bind_plain_key $win Control-F5 "$this do_key run" - } - - bind_plain_key $win Control-F11 "$this do_key debug" - bind_plain_key $win Alt-v "$win yview scroll -1 pages" - bind_plain_key $win Control-v [format { - %s yview scroll 1 pages - break - } $win] - - # bind mouse button 1 to the breakpoint method or tracepoint, - # depending on the settings of the B1_behavior setting. We don't - # have to bind to bp_and_tp because that will fall through to either - # the tp or the bp tag. We have to put in the break so that we don't - # both remove & reinsert a BP when we have both a tp & a bp on the same line. - # If we are browsing, then disable Button-1 - - if {!$Browsing} { - if {[pref get gdb/B1_behavior]} { - $win tag bind break_rgn_tag <Button-1> "$this set_bp_at_line N $win %y; break" - foreach type $bp_types { - $win tag bind ${type}_tag <Button-1> "$this remove_bp_at_line $win %y; break" - } - $win tag bind tp_tag <Button-1> "$this set_bp_at_line N $win %y; break" - } else { - $win tag bind break_rgn_tag <Button-1> "$this set_tp_at_line $win %y; break" - foreach type $bp_types { - $win tag bind ${type}_tag <Button-1> "$this set_tp_at_line $win %y; break" - } - $win tag bind tp_tag <Button-1> "$this set_tp_at_line $win %y; break" - } - } else { - $win tag bind break_rgn_tag <Button-1> { } - foreach type $bp_types { - $win tag bind ${type}_tag <Button-1> { } - } - $win tag bind tp_tag <Button-1> { } - } - - - # avoid special handling of double and triple clicks in break area - bind $win <Double-1> [format { - if {[lsearch [%s tag names @%%x,%%y] break_rgn_tag] >= 0} { - break - } - } $win $win] - bind $win <Triple-1> [format { - if {[lsearch [%s tag names @%%x,%%y] break_rgn_tag] >= 0} { - break - } - } $win $win] - - # bind window shortcuts - bind_plain_key $win Control-s "$this do_key stack" - bind_plain_key $win Control-r "$this do_key registers" - bind_plain_key $win Control-m "$this do_key memory" - bind_plain_key $win Control-t "$this do_key watch" - bind_plain_key $win Control-l "$this do_key locals" - bind_plain_key $win Control-k "$this do_key kod" - if { !$Tracing } { - bind_plain_key $win Control-b "$this do_key breakpoints" - } else { - bind_plain_key $win Control-t "$this do_key tracepoints" - bind_plain_key $win Control-u "$this do_key tdump" - } - bind_plain_key $win Control-n "$this do_key console" - - if {$Browsing} { - enable_disable_src_tags $win browse - } else { - enable_disable_src_tags $win normal - } - - if {$UseVariableBalloons} { - $win tag bind source_tag <Motion> "$this motion var %W %x %y" - $win tag bind source_tag <Leave> "$this cancelMotion" - } - - # Up/Down arrow key bindings - bind_plain_key $win Up [list %W yview scroll -1 units] - bind_plain_key $win Down [list %W yview scroll +1 units] - - # After loading a new file, focus sometimes gets lost - # so point it back to this window if it doesn't already - # point elsewhere. - if {[focus -displayof $win] == ""} {focus $win} -} - -# ------------------------------------------------------------------ -# METHOD: addPopup - adds a popup to one of the source popup menus -# ------------------------------------------------------------------ -itcl::body SrcTextWin::addPopup {menu label command {abg {}} {browse 1} {run 1}} { - - if {$abg == ""} { - $popups($menu) add command -label $label -command $command - } else { - $popups($menu) add command -label $label -command $command \ - -activebackground $abg - } - - set index [$popups($menu) index last] - if {!$run} { - lappend popups(run_disabled) [list $menu $index] - } - if {!$browse} { - lappend popups(browse_disabled) [list $menu $index] - } - -} - -# ------------------------------------------------------------------ -# PUBLIC METHOD: set_variable - Handle changes in the gdb variables -# changed through the "set" gdb command. -# ------------------------------------------------------------------ -itcl::body SrcTextWin::set_variable {event} { - set var [$event get variable] - set val [$event get value] - debug "Set hook got called with $var $val" - switch $var { - disassembly-flavor { - disassembly_changed - } - } -} - -# ------------------------------------------------------------------ -# METHOD: disassembly_changed - The disassembly flavor has changed, -# mark all the cached assembly windows dirty, and force the -# visible window to be redisplayed. -# ------------------------------------------------------------------ -itcl::body SrcTextWin::disassembly_changed {} { - foreach name [array names Stwc *:pane] { - debug "Looking at $name" - set vals [split $name ,] - if {([string compare [lindex $vals 1] "A"] == 0) - || ([string compare [lindex $vals 1] "M"] == 0)} { - debug "Setting $name to dirty" - set Stwc([lindex $vals 0]:dirty) 1 - } - } - - if {[string compare $current(mode) "SOURCE"] != 0} { - location $current(tag) $current(filename) $current(funcname) $current(line) \ - $current(addr) $pc(addr) $current(lib) - } -} - -# ------------------------------------------------------------------ -# METHOD: reconfig - used when preferences change -# ------------------------------------------------------------------ -itcl::body SrcTextWin::reconfig {} { -# debug - - # Make sure we redo the break images when we reconfigure - set size [font measure [pref get gdb/src/font] "W"] - makeBreakDot $size [pref get gdb/src/bp_fg] $break_images(bp) - makeBreakDot $size [pref get gdb/src/temp_bp_fg] $break_images(temp_bp) - makeBreakDot $size [pref get gdb/src/disabled_fg] $break_images(disabled_bp) - makeBreakDot $size [pref get gdb/src/trace_fg] $break_images(tp) - makeBreakDot $size \ - [list [pref get gdb/src/trace_fg] [pref get gdb/src/bp_fg]] \ - $break_images(bp_and_tp) - makeBreakDot $size [pref get gdb/src/thread_fg] $break_images(thread_bp) - - # Tags - $twin tag configure PC_TAG -background [pref get gdb/src/PC_TAG] - $twin tag configure STACK_TAG -background [pref get gdb/src/STACK_TAG] - $twin tag configure BROWSE_TAG -background [pref get gdb/src/BROWSE_TAG] - switch $current(mode) { - SOURCE { - setTabs $twin - } - SRC+ASM { - setTabs $twin - setTabs $bwin A - } - default { - setTabs $twin A - } - } - - # Variable Balloons - if {$ignore_var_balloons} { - set balloons 0 - } else { - set balloons [pref get gdb/src/variableBalloons] - } - if {$UseVariableBalloons != $balloons} { - set UseVariableBalloons $balloons - if {$UseVariableBalloons} { - $twin tag bind source_tag <Motion> "$this motion var %W %x %y" - $twin tag bind source_tag <Leave> "$this cancelMotion" - add_hook gdb_idle_hook [list $this updateBalloon] - } else { - cancelMotion - $twin tag bind source_tag <Motion> {} - $twin tag bind source_tag <Leave> {} - $twin tag remove _show_variable 1.0 end - remove_hook gdb_idle_hook [list $this updateBalloon] - } - } - - # Tracing Hooks - catch {remove_hook control_mode_hook "$this set_control_mode"} - catch {remove_hook gdb_trace_find_hook "$this trace_find_hook"} - if {$Tracing} { - add_hook control_mode_hook "$this set_control_mode" - add_hook gdb_trace_find_hook "$this trace_find_hook" - } - - # Popup colors - - # need to rewrite because of the new addPopup function - # if {$Tracing} { - # $twin.bmenu entryconfigure 0 -activebackground [pref get gdb/src/trace_fg] - # } else { - # $twin.bmenu entryconfigure 0 -activebackground [pref get gdb/src/PC_TAG] - # $twin.bmenu entryconfigure 1 -activebackground [pref get gdb/src/bp_fg] - # $twin.bmenu entryconfigure 2 -activebackground \ - # [pref get gdb/src/temp_bp_fg] - # $twin.bmenu entryconfigure 3 -activebackground \ - # [pref get gdb/src/thread_fg] - # } -} - -# ------------------------------------------------------------------ -# METHOD: updateBalloon - we have gone idle, update the balloon -# ------------------------------------------------------------------ -itcl::body SrcTextWin::updateBalloon {} { - - set err [catch {$_balloon_var update} changed] - catch {$_balloon_var name} var - - if {!$err} { - if {$changed != ""} { - # The variable's value has changed, so update the - # balloon with its new value - balloon register $twin "$var=[balloon_value $_balloon_var]" _show_variable - } - } - } - -itcl::body SrcTextWin::balloon_value {variable} { - - catch {$variable value} value - set value [string trim $value \ \r\t\n] - - # Insert the variable's type for things like ptrs, etc. - catch {$variable type} type - if {$value == "{...}"} { - set val "$type $value" - } elseif {[regexp -- {0x([0-9a-fA-F]+) <[a-zA-Z_].*} $value str]} { - set val $str - } elseif {[string first * $type] != -1} { - set val "($type) $value" - } elseif {[string first \[ $type] != -1} { - set val "$type" - } else { - set val "$value" - } - - return $val -} - -# ------------------------------------------------------------------ -# METHOD: ClearTags - clear all tags -# ------------------------------------------------------------------ -itcl::body SrcTextWin::ClearTags {} { - foreach tag {PC_TAG BROWSE_TAG STACK_TAG} { - catch { - $twin tag remove $tag $current(line).2 $current(line).end - $twin tag remove $tag $pc(line).2 $pc(line).end - $twin tag remove $tag $current(asm_line).2 $current(asm_line).end - if {$bwin != ""} { - $bwin tag remove $tag $current(asm_line).2 $current(asm_line).end - } - } - } -} - -# ------------------------------------------------------------------ -# METHOD: _mtime_changed - check if the modtime for a file -# has changed. -# ------------------------------------------------------------------ -itcl::body SrcTextWin::_mtime_changed {filename} { - global tcl_platform - - if [catch {gdb_find_file $filename} f] { - set r 1 - } elseif {$f == ""} { - set r 1 - } else { - if {[string compare $tcl_platform(platform) "windows"] == 0} { - set f [ide_cygwin_path to_win32 $f] - } - if {[catch {file mtime $f} mtime]} { - debug "Could not stat file \"$f\" - \"$mtime\"" - # The return code is not of much significance in this case - return 1 - } - if {![info exists Stwc($filename:mtime)]} { - debug "no mtime. resetting to zero" - set Stwc($filename:mtime) 0 - } - # debug "Stwc($filename:mtime)=$Stwc($filename:mtime); mtime=$mtime" - - if {$mtime == $Stwc($filename:mtime)} { - set r 0 - } else { - set r 1 - set Stwc($filename:mtime) $mtime - set Stwc($filename:dirty) 1 - } - } - - return $r -} - -# ------------------------------------------------------------------ -# METHOD: FillSource - fill a window with source -# ------------------------------------------------------------------ -itcl::body SrcTextWin::FillSource {w tagname filename funcname line addr pc_addr lib} { - global gdb_running - upvar ${w}win win - -# debug "$gdb_running $tagname line=$line pc(line)=$pc(line)" -# debug "current(filename)=$current(filename) filename=$filename" - - if {$filename != ""} { - # load new file if necessary - set mtime [_mtime_changed $filename] - if {[string compare $filename $current(filename)] != 0 \ - || $mode_changed || $mtime} { - if {![LoadFile $w $filename $lib $mtime]} { - # failed to find source file - dbug W "Changing to ASSEMBLY" - - # We have to update this data here (it is also done by the caller) - # because we want to call mode, which calls mode_set, which calls - # location using these values. - set current(line) $line - set current(tag) $tagname - set current(addr) $addr - set current(funcname) $funcname - set current(filename) $filename - set current(lib) $lib - - set oldmode SOURCE - $parent mode "" ASSEMBLY - return - } - if {$current(mode) != "SRC+ASM"} { - # reset this flag in FillAssembly for SRC+ASM mode - set mode_changed 0 - } - } - -# debug "cf=$current(filename) pc=$pc(filename) filename=$filename" - if {$current(filename) != ""} { - if {$gdb_running && $pc(filename) == $filename} { - # set the PC tag in this file - $win tag add PC_TAG $pc(line).2 $pc(line).end - } - if {$tagname != "PC_TAG"} { - if {$gdb_running && ($pc(filename) == $filename) \ - && ($pc(line) == $line)} { - # if the tag is on the same line as the PC, set a PC tag - $win tag add PC_TAG $line.2 $line.end - } else { - $win tag add $tagname $line.2 $line.end - } - } - if {$pc(filename) == $filename && $line == 0} { - # no line specified, so show line with PC - display_line $win $pc(line) - } else { - display_line $win $line - } - } - return - } - # no source; switch to assembly - dbug W "no source file; switch to assembly" - - # We have to update this data here (it is also done by the caller) - # because we want to call mode, which calls mode_set, which calls - # location using these values. - set current(line) $line - set current(tag) $tagname - set current(addr) $addr - set current(funcname) $funcname - set current(filename) $filename - set current(lib) $lib - - set oldmode $current(mode) - $parent mode "" ASSEMBLY -} - -# ------------------------------------------------------------------ -# METHOD: FillAssembly - fill a window with disassembled code -# ------------------------------------------------------------------ -itcl::body SrcTextWin::FillAssembly {w tagname filename funcname line addr pc_addr lib} { - global gdb_running - upvar ${w}win win - upvar _${w}pane pane -# debug "$win $tagname $filename $funcname $line $addr $pc_addr" -# debug "mode_changed=$mode_changed" -# debug "funcname=$funcname" -# debug "current(funcname)=$current(funcname)" - if {$funcname == ""} { - set oldpane $pane - set pane $Stwc(gdbtk_scratch_widget:pane) - set win [[$itk_interior.p childsite $pane].st component text] - $win delete 0.0 end - $win insert 0.0 "Select function name to disassemble" - if {$oldpane != "" && $oldpane != $pane} { - $itk_interior.p replace $oldpane $pane - } else { - $itk_interior.p show $pane - } - return - } elseif {$funcname != $current(funcname) || $mode_changed - || ([info exists Stwc($addr:dirty)] && $Stwc($addr:dirty))} { - set mode_changed 0 - set oldpane $pane - set result [LoadFromCache $w $addr A $lib] - if {$result == 1} { - #debug "Disassembling at $addr" - #debug "cf=$current(filename) name=$filename" - if {[catch {gdb_load_disassembly $win nosource \ - [scope _map] $Cname $addr} mess]} { - # print some intelligent error message? - dbug E "Disassemble failed: $mess" - UnLoadFromCache $w $oldpane $addr A $lib - set pane $Stwc(gdbtk_scratch_widget:pane) - set win [[$itk_interior.p childsite $pane].st component text] - $win delete 0.0 end - $win insert 0.0 "$mess" - if {$oldpane != "" && $oldpane != $pane} { - $itk_interior.p replace $oldpane $pane - } else { - $itk_interior.p show $pane - } - } else { - debug "address range is $mess" - } - } elseif {$result == 0} { - debug "LoadFromCache returned 0" - } else { - # This branch should not ever happen. In assembly mode, there - # are no checks in LoadFromCache that can fail. - debug "LoadFromCache returned -1" - } - set current(filename) $filename - set do_display_breaks 1 - } - - # highlight proper line number - _highlightAsmLine $win $addr $pc_addr $tagname $filename $funcname - - display_line $win $current(asm_line) -} - - -# ------------------------------------------------------------------ -# METHOD: FillMixed - fill a window with mixed source and assembly -# ------------------------------------------------------------------ -itcl::body SrcTextWin::FillMixed {w tagname filename funcname line addr pc_addr lib} { - global gdb_running - upvar ${w}win win - upvar _${w}pane pane -# debug "$win $tagname $filename $funcname $line $addr $pc_addr" - - if {$funcname == ""} { - set oldpane $pane - set pane $Stwc(gdbtk_scratch_widget:pane) - set win [[$itk_interior.p childsite $pane].st component text] - $win delete 0.0 end - $win insert 0.0 "Select function name to disassemble" - if {$oldpane != ""} { - $itk_interior.p replace $oldpane $pane - } else { - $itk_interior.p show $pane - } - } elseif {$funcname != $current(funcname) || $mode_changed - || ([info exists Stwc($funcname:dirty)] && $Stwc($funcname:dirty))} { - set mode_changed 0 - set oldpane $pane - if {[LoadFromCache $w $funcname M $lib]} { - # debug "Disassembling at $addr" - if {[catch {gdb_load_disassembly $win source \ - [scope _map] $Cname $addr} mess] } { - # print some intelligent error message - dbug W "Disassemble Failed: $mess" - UnLoadFromCache $w $oldpane $funcname M $lib - set current(line) $line - set current(tag) $tagname - set current(addr) $addr - set current(funcname) $funcname - set current(filename) $filename - set current(lib) $lib - set oldmode MIXED - $parent mode "" ASSEMBLY - return - } else { - debug "address range is $mess" - } - } - set current(filename) $filename - # now set the breakpoints - set do_display_breaks 1 - } - - # highlight proper line number - _highlightAsmLine $win $addr $pc_addr $tagname $filename $funcname - display_line $win $current(asm_line) -} - -# ------------------------------------------------------------------ -# METHOD: _highlightAsmLine - highlight the current execution line -# in one of the assembly modes -# ------------------------------------------------------------------ -itcl::body SrcTextWin::_highlightAsmLine {win addr pc_addr \ - tagname filename funcname} { - global gdb_running - - # Some architectures allow multiple instructions in each asm source - # line... - if {[info exists _map($Cname,pc=$addr)]} { - set current(asm_line) $_map($Cname,pc=$addr) - } else { - set x [gdb_incr_addr $current(addr) -2] - if {[info exists _map($Cname,pc=$x)]} { - set current(asm_line) $_map($Cname,pc=$x) - } - } - - # if current file has PC, highlight that too - if {$gdb_running && $tagname != "PC_TAG" && $pc(filename) == $filename - && $pc(func) == $funcname} { - set pc(asm_line) $_map($Cname,pc=$pc_addr) - $win tag add PC_TAG $pc(asm_line).2 $pc(asm_line).end - } - - # don't set browse tag if it is at PC - if {$pc_addr != $addr || $tagname == "PC_TAG"} { - # HACK. In STACK mode we usually want the previous instruction - # but not when we are browsing a trace experiment. - if {[string compare $tagname "STACK_TAG"] == 0 && !$Browsing} { - incr current(asm_line) -1 - } - $win tag add $tagname $current(asm_line).2 $current(asm_line).end - } -} - -# ------------------------------------------------------------------ -# METHOD: set_tag - update tag to STACK without making other changes -# ------------------------------------------------------------------ -itcl::body SrcTextWin::set_tag_to_stack {} { - foreach window [list $twin $bwin] { - if {$window == ""} then { - continue - } - foreach {start end} [$window tag ranges PC_TAG] { - $window tag remove PC_TAG $start $end - $window tag add STACK_TAG $start $end - } - } - set current(tag) STACK_TAG -} - -# ------------------------------------------------------------------ -# METHOD: location - display a location in a file -# ------------------------------------------------------------------ -itcl::body SrcTextWin::location {tagname filename funcname line addr pc_addr lib} { -# debug "$tagname $filename $line $addr $pc_addr, mode=$current(mode) oldmode=$oldmode cf=$current(filename) lib=$lib" - - ClearTags - - # It seems odd to do this as a string compare, but on the Alpha, - # where ints are 32 bit but addresses are 64, a numerical compare - # will overflow Tcl's ints. - - if {$tagname == "PC_TAG" && [string compare $addr $pc_addr] == 0} { - set pc(filename) $filename - set pc(line) $line - set pc(addr) $addr - set pc(func) $funcname - set pc(lib) $lib - } - - if {$oldmode != "" \ - && [string compare $filename $current(filename)] != 0} { - - if [catch {gdb_find_file $filename} fullname] { - dbug W "$filename: $fullname" - set fullname "" - } - - if {$fullname != ""} { - set tmp $oldmode - set oldmode "" - $parent mode "" $tmp 0 - } - } - - set oldpane $_tpane - - switch $current(mode) { - SOURCE { - FillSource t $tagname $filename $funcname $line $addr $pc_addr $lib - } - ASSEMBLY { - FillAssembly t $tagname $filename $funcname $line $addr $pc_addr $lib - } - MIXED { - FillMixed t $tagname $filename $funcname $line $addr $pc_addr $lib - } - SRC+ASM { - FillSource t $tagname $filename $funcname $line $addr $pc_addr $lib - # This may seem redundant, but it is NOT. FillSource can change - # the mode from SOURCE to ASSEMBLY if sources were not found. If - # this happens, then MIXED mode is pointless, so forget the bottom - # pane. - if {$current(mode) == "SRC+ASM"} { - FillAssembly b $tagname $filename $funcname $line $addr $pc_addr $lib - } - } - } - - # After switching panes, clear the previous pane's cursor so that it isn't - # used as the default when no other cursors are set. - if { "$oldpane" != "$_tpane" } { - $twin configure -cursor "" - } - - set current(line) $line - set current(tag) $tagname - set current(addr) $addr - set current(funcname) $funcname - set current(filename) $filename - set current(lib) $lib - if {$do_display_breaks} { - display_breaks - set do_display_breaks 0 - } -} - -# ------------------------------------------------------------------ -# METHOD: LoadFile - loads in a new source file -# ------------------------------------------------------------------ -itcl::body SrcTextWin::LoadFile {w name lib mtime_changed} { - debug "$name $current(filename) $current(mode)" - upvar ${w}win win - upvar _${w}pane pane - - set oldpane $pane - set result [LoadFromCache $w $name "S" $lib] - if {$result == -1} { - # This is a source file we could not find the source for... - return 0 - } elseif {$result == 1 || $mtime_changed} { - $win delete 0.0 end - debug "READING $name" - if {[catch {gdb_loadfile $win $name $Linenums} msg]} { - dbug W "Error opening $name: $msg" - #if {$msg != ""} { - # tk_messageBox -icon error -title "GDB" -type ok \ - # -modal task -message $msg - #} - UnLoadFromCache $w $oldpane $name "" $lib - return 0 - } - } - set current(filename) $name - # Display all breaks/traces - set do_display_breaks 1 - return 1 -} - -# ------------------------------------------------------------------ -# METHOD: display_line - make sure a line is displayed and near the center -# ------------------------------------------------------------------ - -itcl::body SrcTextWin::display_line { win line } { - ::update idletasks - # keep line near center of display - set pixHeight [winfo height $win] - set topLine [lindex [split [$win index @0,0] .] 0] - set botLine [lindex [split [$win index @0,${pixHeight}] .] 0] - set margin [expr {int(0.2*($botLine - $topLine))}] - if {$line < [expr {$topLine + $margin}]} { - set num [expr {($topLine - $botLine) / 2}] - } elseif {$line > [expr {$botLine - $margin}]} { - set num [expr {($botLine - $topLine) / 2}] - } else { - set num 0 - } - $win yview scroll $num units - $win see $line.0 -} - -# ------------------------------------------------------------------ -# METHOD: display_breaks - insert all breakpoints and tracepoints -# uses current(filename) in SOURCE mode -# ------------------------------------------------------------------ - -itcl::body SrcTextWin::display_breaks {} { -# debug - - # clear any previous breakpoints - foreach type "$bp_types tp" { - foreach {start stop} [$twin tag ranges ${type}_tag] { - scan $start "%d." linenum - removeBreakTag $twin $linenum ${type}_tag - } - } - - # now do second pane if it exists - if {[info exists bwin]} { - foreach type "$bp_types tp" { - foreach {start stop} [$twin tag ranges ${type}_tag] { - scan $start "%d." linenum - removeBreakTag $twin $linenum ${type}_tag - } - } - } - - # Display any existing breakpoints. - foreach bpnum [gdb_get_breakpoint_list] { - set info [gdb_get_breakpoint_info $bpnum] - set addr [lindex $info 3] - set line [lindex $info 2] - set file [lindex $info 0] - set type [lindex $info 6] - set enabled [lindex $info 5] - bp create $bpnum $addr $line $file $type $enabled - } - # Display any existing tracepoints. - foreach bpnum [gdb_get_tracepoint_list] { - set info [gdb_get_tracepoint_info $bpnum] - set addr [lindex $info 3] - set line [lindex $info 2] - set file [lindex $info 0] - bp create $bpnum $addr $line $file tracepoint - } -} - -# ------------------------------------------------------------------ -# METHOD: insertBreakTag - insert the right amount of tag chars -# into the text window WIN, at line linenum. -# ------------------------------------------------------------------ -itcl::body SrcTextWin::insertBreakTag {win linenum tag} { -# debug "$win $linenum $tag" - - # Get the tags at the current line. - - # If there is a "break_rgn_tag", then there are currently no other - # break/trace points at this line. So replace the break_rgn_tag - # with this tag. Otherwise, add the new tag, and then the joint - # tag. We will query the length of the previous tag, so we don't have - # to hard code it here. - - set tag_list [$win tag names $linenum.0] - set img_name [string range $tag 0 [expr [string length $tag] - 5]] - - if {[lsearch $tag_list break_rgn_tag] != -1} { - set stop [lindex [$win tag nextrange break_rgn_tag \ - $linenum.0 "$linenum.0 lineend"] 1] - $win tag remove break_rgn_tag $linenum.0 "$linenum.0 lineend" - $win delete $linenum.0 - - # Strip the "_tag" off the end of the tag to get the image name. - $win image create $linenum.0 -image $break_images($img_name) - $win tag add $tag $linenum.0 $stop - } else { - set other_tag [lindex $tag_list \ - [lsearch -glob $tag_list {*[bt]p_tag}]] - if {$other_tag == ""} { - set stop 4 - } else { - set stop [lindex [$win tag nextrange $other_tag \ - $linenum.0 "$linenum.0 lineend"] 1] - } - - $win tag add $tag $linenum.0 $stop - $win image configure $linenum.0 -image $break_images($img_name) - - } -} - -# ------------------------------------------------------------------ -# METHOD: removeBreakTag - remove a break tag (breakpoint or tracepoint) -# from the given line. If this is the last break tag on the -# line reinstall the break_rgn_tag -# ------------------------------------------------------------------ -itcl::body SrcTextWin::removeBreakTag {win linenum tag } { -# debug "$win $linenum $tag" - - set tag_list [$win tag names $linenum.0] - - if {[set pos [lsearch -exact $tag_list $tag]] == -1} { - debug "Tried to remove non-existant tag $tag" - return - } else { - set tag_list [lreplace $tag_list $pos $pos] - } - - # Use the range of the removed tag for any insertions, so we don't - # have to hard code it here. - - set stop [lindex [$win tag nextrange $tag \ - $linenum.0 "$linenum.0 lineend"] 1] - - $win tag remove $tag $linenum.0 "$linenum.0 lineend" - - # Now check what other tags are on this line. If there are both bp & tp - # tags, also remove the joint tag, otherwise install the break_rgn_tag. - - switch -glob $tag { - *bp_tag { - set only_one_tag [expr [set next_tag_index \ - [lsearch -glob $tag_list tp_tag]] == -1] - } - tp_tag { - # Got to find out what kind of tag is here... - set only_one_tag [expr [set next_tag_index \ - [lsearch -glob $tag_list *bp_tag]] == -1] - } - } - - if {$only_one_tag} { - catch {$win image configure $linenum.0 -image {}} - $win delete $linenum.0 - $win insert $linenum.0 "-" - $win tag add break_rgn_tag $linenum.0 $stop - } else { - set other_tag [lindex $tag_list $next_tag_index] - set img_name [string range $other_tag 0 \ - [expr [string length $other_tag] - 5]] - $win image configure $linenum.0 -image $break_images($img_name) - $win tag remove bp_and_tp_tag $linenum.0 "$linenum.0 lineend" - } -} - -# ------------------------------------------------------------------ -# PUBLIC METHOD: breakpoint - Handle a breakpoint create, delete, -# or modify event from the backend. -# ------------------------------------------------------------------ -itcl::body SrcTextWin::breakpoint {bp_event} { - - bp [$bp_event get action] [$bp_event get number] [$bp_event get address] \ - [$bp_event get line] [$bp_event get file] [$bp_event get disposition] \ - [$bp_event get enabled] [$bp_event get thread] -} - -# ------------------------------------------------------------------ -# PUBLIC METHOD: tracepoint - Handle a tracepoint create, delete, -# modify event from the backend. -# ------------------------------------------------------------------ -itcl::body SrcTextWin::tracepoint {tp_event} { - - bp [$tp_event get action] [$tp_event get number] [$tp_event get address] \ - [$tp_event get line] [$tp_event get file] tracepoint \ - [$tp_event get pass_count] -} - -# ------------------------------------------------------------------ -# METHOD: bp - set and remove breakpoints -# -# if $addr is valid, the breakpoint will be set in the assembly or -# mixed window at that address. If $line and $file are valid, -# a breakpoint will be set in the source window if appropriate. -# ------------------------------------------------------------------ -itcl::body SrcTextWin::bp {action bpnum addr {linenum {}} {file {}} {type 0} {enabled 0} {thread -1}} { -# debug "$action addr=$addr line=$linenum file=$file type=$type current(filename)=$current(filename)" - - switch $current(mode) { - SOURCE { - if {[string compare $file $current(filename)] == 0 && $linenum != {}} { - do_bp $twin $action $linenum $type $bpnum $enabled $thread 0 - } - } - - SRC+ASM { - if {$addr != {} && [info exists _map($Cname,pc=$addr)]} { - do_bp $bwin $action $_map($Cname,pc=$addr) $type $bpnum \ - $enabled $thread 1 - } - if {[string compare $file $current(filename)] == 0 && $linenum != {}} { - do_bp $twin $action $linenum $type $bpnum $enabled $thread 0 - } - } - - ASSEMBLY { - if {$addr != {} &&[info exists _map($Cname,pc=$addr)]} { - do_bp $twin $action $_map($Cname,pc=$addr) $type $bpnum \ - $enabled $thread 1 - } - } - - MIXED { - if {$addr != {} && [info exists _map($Cname,pc=$addr)]} { - do_bp $twin $action $_map($Cname,pc=$addr) $type $bpnum \ - $enabled $thread 1 - } - } - } -} - -# ------------------------------------------------------------------ -# METHOD: do_bp - bp helper function -# ------------------------------------------------------------------ -itcl::body SrcTextWin::do_bp { win action linenum type bpnum enabled thread asm} { -# debug "$action line=$linenum type=$type bpnum=$bpnum enabled=$enabled thread=$thread" - - if {$dont_change_appearance} { - return - } - - if {$action == "delete" && [string compare $type tracepoint] != 0} { - # make sure there are no more breakpoints on - # this line. - if {!$asm} { - set bps [gdb_find_bp_at_line $current(filename) $linenum] - } else { - if {[info exists _map($Cname,line=$linenum)]} { - set bps [gdb_find_bp_at_addr $_map($Cname,line=$linenum)] - } else { - set bps {} - } - } - if {[llength $bps] > 0} { - foreach b $bps { - if {$b != $bpnum} { - # OK we found another BP on this line. - # So we really just want to modify whats - # displayed on the line instead of deleting it. - # Also, for lack of a better solution, we will - # just display an image corresponding to the - # first found BP. If you have a temporary and - # a perm BP on the same line, the image for the one - # with the lower bpnum will be displayed. - set inf [gdb_get_breakpoint_info $b] - set action "modify" - set type [lindex $inf 6] - set bpnum $b - break - } - } - } - } - - if {[string compare $type "tracepoint"] == 0} { - if {[string compare $action "delete"] != 0 - && [lindex [gdb_get_tracepoint_info $bpnum] 4] == 0} { - set type disabled_tracepoint - } - } else { - if {$enabled == "0" } { - set type disabled_bp - } elseif {$thread != "-1"} { - set type thread - } - } - - switch $type { - donttouch { - set tag_type bp_tag - set remove_type disabled_bp_tag - } - delete { - set tag_type temp_bp_tag - } - disabled_bp { - set tag_type disabled_bp_tag - set remove_type bp_tag - } - tracepoint { - set tag_type tp_tag - set remove_type disabled_tp_tag - } - disabled_tracepoint { - set tag_type disabled_tp_tag - set remove_type tp_tag - } - thread { - set tag_type thread_bp_tag - } - default { - dbug E "UNKNOWN BP TYPE action=\"$action\" type=\"$type\"" - $win insert $linenum.0 "X" bp_tag - set tag_type bp_tag - } - } - - if {[string compare $action "delete"] == 0} { - removeBreakTag $win $linenum $tag_type - } else { - if {[string compare $action "modify"] == 0 && $remove_type != ""} { - removeBreakTag $win $linenum $remove_type - } - insertBreakTag $win $linenum $tag_type - } -} - - -# ------------------------------------------------------------------ -# METHOD: hasBP - see if a line number has a breakpoint set -# ------------------------------------------------------------------ -itcl::body SrcTextWin::hasBP {win line} { - if {$win == ""} { - set win $popups(saved_win) - } - - if {[lsearch -glob [$win tag names $line.0] *bp_tag] >= 0} { - return 1 - } - return 0 -} - -# ------------------------------------------------------------------ -# METHOD: hasTP - see if a line number has a tracepoint set -# ------------------------------------------------------------------ -itcl::body SrcTextWin::hasTP {win line} { - if {$win == ""} { - set win $popups(saved_win) - } - - if {[lsearch -exact [$win tag names $line.0] tp_tag] == 1} { - return 1 - } - return 0 -} - -# ------------------------------------------------------------------ -# METHOD: report_source_location -# -# This function reports the "current" location in the source -# window, where current means what gdb_loc would return, if -# that point is actually visible in the window, or the middle -# of the current window, if that point is not visible. -# -# Return: -# The gdb_loc result for the location found -# ------------------------------------------------------------------ -itcl::body SrcTextWin::report_source_location {} { - - if {$current(filename) == ""} { - error "No source file in window" - } - - # Figure out if the return from gdb_loc is visible. - - set not_visible 1 - if {![catch {gdb_loc} loc_info]} { - set loc_long_name [lindex $loc_info 2] - set loc_line [lindex $loc_info 3] -# debug "Got loc_info: \"$loc_info\" and filename $current(filename) long_name: $loc_long_name" - if {[string compare $current(filename) $loc_long_name] != 0} { - set not_visible 1 - } else { - foreach {name line} [lookup_line $twin 1] { - break - } - if {$line < $loc_line} { - foreach {name line} [lookup_line $twin [winfo height $twin]] { - break - } - if {$line > $loc_line} { - set not_visible 0 - } - } - } - } else { - debug "gdb_loc returned $loc_info" - } - - if {$not_visible} { - set y [expr int([winfo height $twin] / 2)] - foreach {name line addr type} [lookup_line $twin $y] { - break - } - switch $type { - src { - return [gdb_loc $name:$addr] - } - asm { - return [gdb_loc *$addr] - } - } - } else { - return $loc_info - } -} - -# ------------------------------------------------------------------ -# METHOD: lookup_line - translated win & y position line info -# -# If win is {}, or y is -1, then the saved values from the popup -# array are used. -# -# Return: -# name - the fileName -# line - the line number in the text widget -# addr - the source line number, if in source mode, the -# address if in assembly mode, and if in mixed mode, -# the line if it is a source line, or the address if it -# is an assembly line -# type - src if it is a source line, asm if an assembly line. -# set_cmd - for convenience, this is the command needed to set a -# breakpoint at this address. -# ------------------------------------------------------------------ -itcl::body SrcTextWin::lookup_line {win y} { - #debug "$win $y" - if {$y == -1} { - set y $popups(saved_y) - } - - if {$win == {}} { - set win $popups(saved_win) - } - - scan [$win index @0,$y] "%d." line - set name [lindex [::file split $current(filename)] end] - - # If we are in the SOURCE window (either because the mode is SOURCE, - # or SRC+ASM, and we are in the upper pane, then return the - if {([string compare $current(mode) SOURCE] == 0) - || ([string compare $current(mode) SRC+ASM] == 0 - && [string compare $win $twin] == 0)} { - set addr $line - set type "src" - } else { - if {[info exists _map($Cname,line=$line)]} { - set addr $_map($Cname,line=$line) - set type "asm" - } else { - # This is a source line in MIXED mode - set line_contents [$win get $line.0 "$line.0 lineend"] - #debug "Looking at line: $line contents: \"$line_contents\"" - regexp "^\t(\[0-9\]*)" $line_contents match srcline - set addr $srcline - set type "src" - } - } - - switch $type { - asm { - set set_cmd [list gdb_set_bp_addr $addr] - } - src { - set set_cmd [list gdb_set_bp $current(filename) $addr] - } - } - - #debug "Lookup line returning [list $name $line $addr $type $set_cmd]" - return [list $name $line $addr $type $set_cmd] -} - -# ------------------------------------------------------------------ -# METHOD: continue_to_here - Advance to the line pointed to by the -# y coordinate in the window win. If win is {} or y is -1, the values -# saved in the popups array are used. -# -# The threads parameter is not currently used. -# ------------------------------------------------------------------ -itcl::body SrcTextWin::continue_to_here {{win {}} {y -1} {threads -1}} { - - # Look up the line... This foreach is an lassign... - foreach {name line addr type set_cmd} [lookup_line $win $y] { - break - } - - set dont_change_appearance 1 - foreach i [gdb_get_breakpoint_list] { - set enabled($i) [lindex [gdb_get_breakpoint_info $i] 5] - } - gdb_cmd "disable" - eval $set_cmd temp $threads - gdb_immediate "continue" - gdb_cmd "enable" - foreach i [gdb_get_breakpoint_list] { - if {![info exists enabled($i)]} { - gdb_cmd "delete $i" - } elseif {!$enabled($i)} { - gdb_cmd "disable $i" - } - } - set dont_change_appearance 0 -} - -# ------------------------------------------------------------------ -# METHOD: jump_to_here - Advance to the line pointed to by the -# y coordinate in the window win. If win is {} or y is -1, the values -# saved in the popups array are used. -# -# The threads parameter is not currently used. -# ------------------------------------------------------------------ -itcl::body SrcTextWin::jump_to_here {{win {}} {y -1} {threads -1}} { - - # Look up the line... This foreach is an lassign... - foreach {name line addr type set_cmd} [lookup_line $win $y] { - break - } - - # Unfortunately we cant set the pc to a linespec and we have to do a - # trick with a temporary breakpoint and the jump command. - # FIXME: Get the address from the linespec. - # FIXME: Even in the case we do have an address, I was not able to just - # change the PC and get things updated wright. While I work on that, - # I will use the temp breakpoint and jump trick for that case as well. - - set dont_change_appearance 1 - - foreach i [gdb_get_breakpoint_list] { - set enabled($i) [lindex [gdb_get_breakpoint_info $i] 5] - } - gdb_cmd "disable" - - if {$type == "asm"} { - gdb_immediate "tbreak *$addr" - gdb_immediate "jump *$addr" - } else { - eval $set_cmd temp $threads - gdb_immediate "jump $name:$line" - } - gdb_cmd "enable" - foreach i [gdb_get_breakpoint_list] { - if {![info exists enabled($i)]} { - gdb_cmd "delete $i" - } elseif {!$enabled($i)} { - gdb_cmd "disable $i" - } - } - set dont_change_appearance 0 -} - -# ------------------------------------------------------------------ -# METHOD: set_bp_at_line - called when an empty break tag is clicked on -# -# When "threads" is set it means to set a bp on each thread in the list. -# ------------------------------------------------------------------ -itcl::body SrcTextWin::set_bp_at_line {{type N} {win {}} {y -1} {threads "-1"}} { -# debug "$win $y $type $current(filename) Tracing=$Tracing" - if {$Running} {return} - - # Look up the line... This foreach is an lassign... - - foreach {name line addr addr_type set_cmd} [lookup_line $win $y] { - break - } - - foreach th $threads { - switch $type { - N { - if {[catch {eval $set_cmd normal $th} msg]} { - dbug W $msg - } - } - T { - if {[catch {eval $set_cmd temp $th} msg]} { - dbug W $msg - } - } - } - } -} - -# ------------------------------------------------------------------ -# METHOD: enable_disable_at_line - Enable or disable breakpoint -# ------------------------------------------------------------------ -itcl::body SrcTextWin::enable_disable_at_line {action} { - if {$Running} { - return - } - - # FIXME: should this work on $bwin as well? In that case we'd need - # a `win' argument... - - set y $popups(saved_y) - - $twin tag remove _show_variable 1.0 end - set line [lindex [split [$twin index @0,$y] .] 0] - set bps "" - - switch $current(mode) { - SRC+ASM { - } - ASSEMBLY { - if {[info exists _map($Cname,line=$line)]} { - set addr $_map($Cname,line=$line) - set bps [gdb_find_bp_at_addr $addr] - } else { - return - } - } - MIXED { - if {[info exists _map($Cname,line=$line)]} { - set addr $_map($Cname,line=$line) - set bps [gdb_find_bp_at_addr $addr] - } else { - return - } - } - } - - if {$bps == ""} { - set bps [gdb_find_bp_at_line $current(filename) $line] - } - - # ACTION is `enable' or `disable' - gdb_cmd "$action $bps" -} - -# ------------------------------------------------------------------ -# METHOD: remove_bp_at_line - called when a bp tag is clicked on -# -# when "threads" is set it means to set a bp on each thread in the list. -# ------------------------------------------------------------------ -itcl::body SrcTextWin::remove_bp_at_line {{win {}} {y -1}} { - - if {$Running} {return} - - # Look up the line... This foreach is an lassign... - - foreach {name line addr type} [lookup_line $win $y] { - break - } - - # FIXME: if there are multiple bp/tp at a single line, - # we will (right now) always take the first one we find... - switch $type { - src { set bps [gdb_find_bp_at_line $name $addr] } - asm { set bps [gdb_find_bp_at_addr $addr] } - } - - set number [lindex $bps 0] - gdb_cmd "delete $number" -} - - -# ------------------------------------------------------------------ -# METHOD: set_tp_at_line - called when an empty break region tag is clicked on -# -# when "threads" is set it means to set a bp on each thread in the list. -# ------------------------------------------------------------------ -itcl::body SrcTextWin::set_tp_at_line {{win {}} {y -1}} { -# debug "$win $y $current(filename) Tracing=$Tracing" - - if {$Running} {return} - - # Look up the line... This foreach is an lassign... - - foreach {name line addr type} [lookup_line $win $y] { - break - } - - switch $type { - src { - after idle [list ManagedWin::open TraceDlg -File $name -Lines $addr] - } - asm { - after idle [list ManagedWin::open TraceDlg -File $name -Addresses [list $addr]] - } - } -} - -# ------------------------------------------------------------------ -# METHOD: next_hit_at_line - Finds the next trace hit at the line -# given by win & y... -# -# ------------------------------------------------------------------ -itcl::body SrcTextWin::next_hit_at_line {{win {}} {y -1}} { -# debug "$win $y $current(filename) Tracing=$Tracing" - - if {!$Browsing} {return} - - # Look up the line... This foreach is an lassign... - - foreach {name line addr type} [lookup_line $win $y] { - break - } - - # If the line and the addr are the same, then the specification was - # given by line. Otherwise is was a memory address. - - switch $type { - src { - tfind_cmd "tfind line $name:$addr" - } - asm { - tfind_cmd "tfind line *$addr" - } - } - -} - -# ------------------------------------------------------------------ -# METHOD: remove_tp_at_line - called when a tp tag is clicked on -# -# when "threads" is set it means to set a bp on each thread in the list. -# ------------------------------------------------------------------ -itcl::body SrcTextWin::remove_tp_at_line {{win {}} {y -1}} { - - if {$Running} {return} - - # Look up the line... This foreach is an lassign... - - foreach {name line addr type} [lookup_line $win $y] { - break - } - switch $type { - src { - set tp_num [gdb_tracepoint_exists $name:$addr] - } - asm { - set tp_num [gdb_tracepoint_exists *$addr] - } - } - - if {$tp_num != -1} { - if {[catch {gdb_cmd "delete tracepoints $tp_num"} errTxt]} { - tk_messageBox -type error -message "Could not delete tracepoint number $tp_num -Error was: $errTxt" - } - } - -} - -# ------------------------------------------------------------------ -# METHOD: do_tag_popup - The tag bind function for breakpoint popups -# ------------------------------------------------------------------ - -itcl::body SrcTextWin::do_tag_popup {name X Y y} { - -# debug "$name $X $Y $y" - - if {$Running || [winfo ismapped $popups($name)]} { - return - } - - set popups(saved_y) $y - set popups(saved_win) [winfo containing -displayof $itk_interior $X $Y] - - # Hide variable balloons before showing the popup - $twin tag remove _show_variable 1.0 end - balloon withdraw $twin - - tk_popup $popups($name) $X $Y - -} - -# ------------------------------------------------------------------ -# METHOD: do_source_popup - tag bind function for source popups -# ------------------------------------------------------------------ - -itcl::body SrcTextWin::do_source_popup { X Y x y } { - if {$Running || [winfo ismapped $popups(source)]} { - return - } - - # Figure out what window we are over... - set win [winfo containing -displayof $itk_interior $X $Y] - - # Hide variable balloons before showing the popup - $win tag remove _show_variable 1.0 end - balloon withdraw $win - catch {$_balloon_var delete} - - - # Try to get the selection. If you fail, get the word around the - # click point. - # Note that we don't have to worry about the user clicking over the - # break area, since the break_rgn_tag will override this... - - set hit_point [$win index @$x,$y] - if {([$win tag ranges sel] != "") - && ([$win compare sel.first < $hit_point] - && [$win compare $hit_point < sel.last])} { - set sel_first [$win index sel.first] - set sel_last [$win index sel.last] - - # If there was a selection, see if it spans multiple lines. - scan $sel_first "%d.%d" range_low sel_start_char - scan $sel_last "%d.%d" range_high sel_end_char - - if {$range_low == $range_high} { - set range -1 - set target_range [$win get sel.first sel.last] - } else { - # If the selection encompasses multiple lines, we only care about - # the start and ending line numbers - set range 1 - } - } else { - set target_range [$win get "$hit_point wordstart" "$hit_point wordend"] - set range 0 - } - - $popups(source) delete 0 end - - if {$range && $Tracing} { - # If the selection spans more than one line, it can't be a variable name... - # So just insert the tracepoint range item - $popups(source) add command -label "Set Tracepoint Range" \ - -command "$this tracepoint_range $win $range_low $range_high" - $popups(source) add separator - } elseif {$range != 1} { - # RANGE = -1 means that we have already found the word we want (it was - # a selection)... - # RANGE = 1 means we got the word around the point, and we are just saving - # getVariable the trouble of parsing it again. - if {$range == -1} { - set variable $target_range - } else { - set variable [lindex [getVariable -1 -1 $target_range] 0] - } - - if {$variable != ""} { - # LAME: check to see if VARIABLE is really a number (constants??) - set is_var [catch {expr {$variable+1}}] - - if {$is_var} { - $popups(source) add command -label "Add $variable to Watch" \ - -command [list $this addToWatch $variable] - $popups(source) add command -label "Dump Memory at $variable" \ - -command [list ManagedWin::open MemWin -force -addr_exp $variable] - $popups(source) add command -label "Set Breakpoint at $variable" \ - -command [list gdb_cmd "break $variable"] - $popups(source) add separator - } - } - } - - $popups(source) add command -label "Open Another Source Window" \ - -command {ManagedWin::open SrcWin -force} - $popups(source) add command -label "Open Source in external editor" \ - -command [code $parent edit] - - tk_popup $popups(source) $X $Y -} - -# ------------------------------------------------------------------ -# METHOD: addToWatch - add a variable to the watch window -# ------------------------------------------------------------------ -itcl::body SrcTextWin::addToWatch {var} { - [ManagedWin::open WatchWin] add $var -} - -# ------------------------------------------------------------------ -# METHOD: do_key -- wrapper for all key bindings -# ------------------------------------------------------------------ -itcl::body SrcTextWin::do_key {key} { - if {!$Running} { - switch $key { - print { print $top } - download { Download::download_it } - run { $parent inferior run } - stack { ManagedWin::open StackWin } - registers { ManagedWin::open RegWin } - memory { ManagedWin::open MemWin } - watch { ManagedWin::open WatchWin } - locals { ManagedWin::open LocalsWin } - breakpoints { ManagedWin::open BpWin } - console { ManagedWin::open Console } - step { $parent inferior step } - next { $parent inferior next } - finish { $parent inferior finish } - continue { $parent inferior continue } - stepi { $parent inferior stepi } - nexti { $parent inferior nexti } - up { catch {gdb_cmd up} } - down { catch {gdb_cmd down} } - quit { gdbtk_quit } - tdump { ManagedWin::open TdumpWin } - tracepoints { ManagedWin::open BpWin -tracepoints 1} - tfind_next { catch {gdb_immediate tfind} } - tfind_prev { catch {gdb_immediate "tfind -"} } - tfind_start { catch {gdb_immediate "tfind start"} } - tfind_line { catch {gdb_immediate "tfind line"} } - tfind_tp { catch {gdb_immediate "tfind tracepoint"} } - open { catch {_open_file} } - close { catch {_close_file} } - browser { catch {ManagedWin::open BrowserWin} } - thread_list { catch {ManagedWin::open ProcessWin} } - debug { catch {ManagedWin::open DebugWin} } - kod { catch {ManagedWin::open KodWin} } - attach { catch {gdbtk_attach_native} } - default { - dbug E "Unknown key binding: \"$key\"" - } - } - } else { -# debug "ignoring keypress -- running" - } -} - -# ------------------------------------------------------------------ -# METHOD: mode_get - get the source mode -# ------------------------------------------------------------------ -itcl::body SrcTextWin::mode_get {} { - return $current(mode) -} - -# ------------------------------------------------------------------ -# METHOD: mode_set - change the source mode -# ------------------------------------------------------------------ -itcl::body SrcTextWin::mode_set {new_mode {go 1}} { - debug "$new_mode" - - if {$new_mode != $current(mode)} { - - if {$current(mode) == "SRC+ASM"} { - if {$_bpane != ""} {$itk_interior.p hide $_bpane} - set _bpane "" - set _bwin "" - } - - set current(mode) $new_mode - set mode_changed 1 - - if {$go} { - location $current(tag) $current(filename) $current(funcname) \ - $current(line) $current(addr) $pc(addr) $current(lib) - } - } -} - -# ------------------------------------------------------------------ -# METHOD: cancelMotion - cancel any pending motion callbacks for -# the source window's variable balloons -# ------------------------------------------------------------------ -itcl::body SrcTextWin::cancelMotion {} { - catch {after cancel $timeoutID} -} - -# ------------------------------------------------------------------ -# METHOD: motion - callback for mouse motion within the source -# window's text widget -# ------------------------------------------------------------------ -itcl::body SrcTextWin::motion {type win x y} { - global gdb_running - cancelMotion - - # The showBalloon method can sometimes raise errors (for instance in - # assembly code with no sources, and when gdb coughs over a path - # that contains a space. These functions should error quietly. - # but write to the debug window so we can trace problems. - - if {$type == "var"} { - set cmd_bit "" - } else { - set cmd_bit BP - } - set cmd_line [format { - if {[catch {%s show%sBalloon %s %d %d} err]} { - debug "show%sBalloon got error: $err" - } - } $this $cmd_bit $win $x $y $cmd_bit] - set timeoutID [after $TimeOut $cmd_line] -} - - -# ------------------------------------------------------------------ -# METHOD: showBPBalloon - show BP information in a balloon -# ------------------------------------------------------------------ -itcl::body SrcTextWin::showBPBalloon {win x y} { - if {$Running} { return } - $win tag remove _show_variable 1.0 end - set line [lindex [split [$win index @0,$y] .] 0] - set bps "" - - switch $current(mode) { - SRC+ASM { - if {$win == $bwin} { - if {[info exists _map($Cname,line=$line)]} { - set addr $_map($Cname,line=$line) - set bps [gdb_find_bp_at_addr $addr] - } else { - return - } - } - } - ASSEMBLY { - if {[info exists _map($Cname,line=$line)]} { - set addr $_map($Cname,line=$line) - set bps [gdb_find_bp_at_addr $addr] - } else { - return - } - } - MIXED { - if {[info exists _map($Cname,line=$line)]} { - set addr $_map($Cname,line=$line) - set bps [gdb_find_bp_at_addr $addr] - } else { - return - } - } - } - - if {$bps == ""} { - set bps [gdb_find_bp_at_line $current(filename) $line] - } - - set str "" - set need_lf 0 - foreach b $bps { - set bpinfo [gdb_get_breakpoint_info $b] - lassign $bpinfo file func linenum addr type enabled disposition \ - ignore_count commands cond thread hit_count user_specification - set file [lindex [file split $file] end] - if {$enabled} { - set enabled "ENA" - } else { - set enabled "DIS" - } - - if {$need_lf} {append str \n} - - append str [format "breakpoint %d at %s:%d (%s)\n %s %s %s" \ - $b $file $linenum $addr $enabled $type $disposition] - - if {$thread != "-1"} { - append str "\n threads: $thread" - } - - if {$ignore_count != 0} { - append str "\n ignore: $ignore_count" - } - - if {$cond != ""} { - append str "\n condition: $cond" - } - - if {$commands != ""} { - if {[string length $commands] > 50} { - append str "\n commands: [string range $commands 0 50] ..." - } else { - append str "\n commands: $commands" - } - } - set need_lf 1 - } - - # Scope out which break type is set here, and use the tag to get - # the break region range... - - set tag_list [$win tag names $line.0] - set break_tag [lindex $tag_list [lsearch -glob $tag_list *bp_tag]] - set end [lindex [$win tag nextrange $break_tag $line.0 $line.end] 1] - - if {$end != ""} { - $win tag add _show_variable $line.0 $end - balloon register $win $str _show_variable - balloon show $win _show_variable 1 - } -} - -# ------------------------------------------------------------------ -# METHOD: showBalloon - (possibly) show a variable's value in -# a balloon-help widget -# ------------------------------------------------------------------ -itcl::body SrcTextWin::showBalloon {win x y} { - if {$Running} { return } - - $twin tag remove _show_variable 1.0 end - catch {tmp delete} - - - if {[catch {getVariable $x $y} variable]} { - return - } - - if {[llength $variable] != 3} { - return - } - - # We get the variable name, and its start and stop indices in the text - # widget, so all we need to do is set the tag and register the balloon help - set varName [lindex $variable 0] - set start [lindex $variable 1] - set stop [lindex $variable 2] - - # Get the address associated with this line - foreach {file text_line source_line type} [lookup_line $twin $y] { - break - } - - # Reduce the areas over which we will show balloons. - # 1) Only pop up a balloon if we are over the function in - # the currently selected frame, or in the static data for - # the file. - # 2) We would also like to exclude cases where the line that - # under the mouse cursor does not contain executable code, - # but we can't since gdb considers continuation lines to not - # have executible code so we would lose on these... - - set cur_fn [lindex [gdb_loc $file:$source_line] 1] - set selected_frame_fn [lindex [gdb_loc] 1] - - if {[string compare $cur_fn $selected_frame_fn] == 0} { - # Create the variable object - catch {$_balloon_var delete} - set err [catch {gdb_variable create -expr $varName} _balloon_var] - if {!$err} { - set value [balloon_value $_balloon_var] - if {$value != ""} { - $win tag add _show_variable $start $stop - - # display variable's value - balloon register $twin "$varName=$value" _show_variable - balloon show $win _show_variable - } else { - # No value/error. Don't show it. - catch {$_balloon_var delete} - set _balloon_var {} - } - } else { - set _balloon_var {} - } - } else { - set _balloon_var {} - } -} - -# ------------------------------------------------------------------ -# METHOD: getVariable - get the name of the 'variable' under the -# mouse pointer in the text widget -# ------------------------------------------------------------------ -itcl::body SrcTextWin::getVariable {x y {line {}}} { - #debug "$x $y $line" - set hit_point [$twin index @$x,$y] - - if {$x != -1 && $y != -1} { - # If we are over a selection, just report that: - if {([$twin tag ranges sel] != "") - && ([$twin compare sel.first < $hit_point] - && [$twin compare $hit_point < sel.last])} { - return [list [$twin get sel.first sel.last] [$twin index sel.first] [$twin index sel.last]] - } - # Since we will only be concerned with this line, get it - set line [$twin get "$hit_point linestart" "$hit_point lineend"] - # debug "new line=$line" - set simple 0 - } else { - # This is not quite right -- still want constants to appear... - set simple 1 - } - - # The index into LINE that contains the char at which the pointer hangs - set a [split [$twin index @$x,$y] .] - set lineNo [lindex $a 0] - set index [lindex $a 1] - set s [string range $line $index end] - set last {} - foreach char [split $s {}] { - if {[regexp -- {([^a-zA-Z0-9_>.-])} $char dummy]} { - break - } - lappend last $char - } - set last [string trimright [join $last {}] ->] - - # Decrement index for string -- will need to increment it later - incr index -1 - set tmp [string range $line 0 $index] - set s {} - foreach char [split $tmp {}] { - set s [linsert $s 0 $char] - } - - set first {} - foreach char $s { - if {[regexp -- {([^a-zA-Z0-9_>.-])} $char dummy]} { - break - } - set first [linsert $first 0 $char] - } - #set first [string trimleft [join $first {}] ->] - set first [join $first {}] - #debug "FIRST=$first\nLAST=$last" - - # Validate the variable - set variable [string trim $first$last \ ] - if {!$simple && ![regexp {^[a-zA-Z_]} $variable dummy]} { - #debug "Rejecting: $variable" - return {} - } - - incr index - # Find the boundaries of this word in the text box - set a [string length $first] - set b [string length $last] - - # Gag! If there is a breakpoint at a line, this is off by one! - if {[hasBP $twin $lineNo] || [hasTP $twin $lineNo]} { - incr a -1 - incr b 1 - } - set start "$lineNo.[expr {$index - $a}]" - set end "$lineNo.[expr {$index + $b}]" - return [list $variable $start $end] -} - -# ------------------------------------------------------------------ -# METHOD: trace_help - update statusbar with ballon help message -# ------------------------------------------------------------------ -itcl::body SrcTextWin::trace_help {args} { - upvar #0 ${this}_balloon a - if {$a == ""} { - $parent set_status - } else { - $parent set_status $a 1 - } -} - -itcl::body SrcTextWin::line_is_executable {win line} { - # there should be an image or a "-" on the line - set res [catch {$win image cget $line.0 -image}] - if {!$res || [$win get $line.0] == "-"} { - return 1 - } - return 0 -} - -# ------------------------------------------------------------------ -# METHOD: tracepoint_range - create tracepoints at every line in -# a range of lines on the screen -# ------------------------------------------------------------------ -itcl::body SrcTextWin::tracepoint_range {win low high} { -# debug "$win $low $high" - - switch $current(mode) { - SOURCE { - set lines {} - for {set i $low} {$i <= $high} {incr i} { - if {[line_is_executable $win $i]} { - lappend lines $i - } - } - } - - ASSEMBLY { - set addrs {} - for {set i $low} {$i <= $high} {incr i} { - lappend addrs $_map($Cname,line=$i) - } - } - - MIXED { - set addrs {} - for {set i $low} {$i <= $high} {incr i} { - if {[line_is_executable $win $i]} { - lappend addrs $_map($Cname,line=$i) - } - } - } - - SRC+ASM { - if {$win == $awin} { - # Assembly - set addrs {} - for {set i $low} {$i <= $high} {incr i} { - lappend addrs $_map($Cname,line=$i) - } - } else { - # Source - set lines {} - for {set i $low} {$i <= $high} {incr i} { - if {[line_is_executable $win $i]} { - lappend lines $i - } - } - } - } - } - - if {[info exists lines]} { -# debug "Got executible lines: $lines" - if {[llength $lines]} { - set name [::file tail $current(filename)] - ManagedWin::open TraceDlg -File $name -Lines $lines - } - } elseif {[info exists addrs]} { -# debug "Got executible addresses: $addrs" - if {[llength $addrs]} { - set name [::file tail $current(filename)] - ManagedWin::open TraceDlg -File $name -Addresses $addrs - } - } else { -# debug "Got no executible lines in the selected range..." - } - - # Clear the selection -- it looks a lot better. - $twin tag remove sel 1.0 end -} - - -# ------------------------------------------------------------------ -# METHOD: search - search for text or jump to a specific line -# in source window, going in the specified DIRECTION. -# ------------------------------------------------------------------ -itcl::body SrcTextWin::search {exp direction} { - if {$exp != ""} { - set result {} - if {[regexp {^@([0-9]+)} $exp dummy index]} { - append index .0 - set end [$twin index "$index lineend"] - } else { - set index [$twin search -exact -count len -$direction -- $exp $SearchIndex] - - if {$index != ""} { - set end [split $index .] - set line [lindex $end 0] - set char [lindex $end 1] - set char [expr {$char + $len}] - set end $line.$char - set result "Match of \"$exp\" found on line $line" - if {$direction == "forwards"} { - set SearchIndex $end - } else { - set SearchIndex $index - } - } - } - if {$index != ""} { - # Highlight word and save index - $twin tag remove search 1.0 end - $twin tag add search $index $end - $twin see $index - } else { - set result "No match for \"$exp\" found" - } - return $result - } else { - $twin tag remove search 1.0 end - } -} - -# ----------------------------------------------------------------------------- -# NAME: SrcTextWin::LoadFromCache -# -# SYNOPSIS: LoadFromCache {w name asm lib} -# -# DESC: Looks up $name in the cache. If $name is cached, replace the -# pane $w with the cached pane. Otherwise create a new -# pane and scrolledtext widget and set _${w}pane and _${w}win. -# -# ARGS: w "t" or "b" (for Top and Bottom pane) -# name name to look for in cache. This will be a filename if -# we are filling in a source window, or an address -# otherwise. -# asm 'S' for source, -# 'A' for assembly mode -# 'M' for mixed mode. -# lib library name -# -# RETURNS: 0 - read from cache -# 1 - created new (blank) widget -# -1 - could not find the contents you are trying to load, -# so far this only happens for "Source" files. -# -# NOTES: If you call this and a new widget is created which cannot be -# filled in later due to errors, call UnLoadFromCache. -# ----------------------------------------------------------------------------- - -itcl::body SrcTextWin::LoadFromCache {w name asm lib} { - debug "LoadFromCache $w $name $asm" - global tcl_platform - upvar ${w}win win - upvar _${w}pane pane - - if {[string compare gdbtk_scratch_widget $name]} { - append full_name $name "," $asm "," $lib - } else { - set full_name $name - } - - set loadingSource [expr ![string compare $asm "S"]] - - set oldpane $pane - if {[info exists Stwc($full_name:pane)]} { - debug "READING CACHE $full_name->$Stwc($full_name:pane)" - set pane $Stwc($full_name:pane) - if {$oldpane != ""} { - $itk_interior.p replace $oldpane $pane - } else { - $itk_interior.p show $pane - } - set win [[$itk_interior.p childsite $pane].st component text] - if {!$loadingSource} { - set Cname $full_name - } - - # If the text in this cache file is dirty, clean the window, and - # return 1, which will tell the caller to refill it. Otherwise - # return 0, and the caller will just display the window. - - if {$Stwc($name:dirty)} { - $win delete 0.0 end - set res 1 - set Stwc($name:dirty) 0 - } else { - set res 0 - } - - } else { - debug "name=$name" - # If we are trying to load a source file, check the time - # to see if we need to update it. If we can't stat the - # file then we probably can't open it either, so error - # out. - - if {$loadingSource} { - if {[string compare $tcl_platform(platform) "windows"] == 0} { - set f [ide_cygwin_path to_win32 $name] - } else { - set f $name - } - if {[catch {file mtime $f} file_time]} { - debug "Could not stat file \"$f\" - \"$file_time\"" - return -1 - } else { - set Stwc($full_name:pane) pane$filenum - set Stwc($name:mtime) $file_time - } - } else { - # FIXME: This is wrong. For Assembly files we need to - # check whether the executable is newer than the cached - # disassembly. For mixed files, we need to check BOTH - # the source file mtime, and the executable time. - - set Stwc($full_name:pane) pane$filenum - set Stwc($name:mtime) 0 - } - - set Stwc($full_name:pane) pane$filenum - - set Stwc($name:dirty) 0 - incr filenum - - set pane $Stwc($full_name:pane) - debug "pane=$pane" - if {$oldpane != ""} {$itk_interior.p hide $oldpane} - $itk_interior.p add $pane - set p [$itk_interior.p childsite $pane] - set st [iwidgets::scrolledtext $p.st \ - -hscrollmode dynamic -vscrollmode dynamic] - set win [$st component text] - - if {!$loadingSource} { - set Cname $full_name - } - pack $st -expand yes -fill both - set res 1 - } - - # reconfigure in case some preferences have changed - config_win $win $asm - return $res -} - -# ------------------------------------------------------------------ -# METHOD: UnLoadFromCache - revert back to previously cached widget -# This is used when a new widget is created with LoadFromCache but -# there is a problem with filling the widget. -# ------------------------------------------------------------------ - -itcl::body SrcTextWin::UnLoadFromCache {w oldpane name asm lib} { -# debug "$w $oldpane $name" - upvar ${w}win win - upvar _${w}pane pane -# debug "pane=$pane win=$win" - - - set full_name ${name},${asm},${lib} - $itk_interior.p delete $pane - foreach elem [array names Stwc $full_name:*] { - unset Stwc($elem) - } - foreach elem [array names Stwc $name:*] { - unset Stwc($elem) - } - - if {$oldpane != ""} { - $itk_interior.p show $oldpane - set pane $oldpane - set win [[$itk_interior.p childsite $pane].st component text] - } -} - -# ------------------------------------------------------------------ -# METHOD: print - print the contents of the text widget -# ------------------------------------------------------------------ -itcl::body SrcTextWin::print {top} { - # FIXME - send_printer -ascii [$twin get 1.0 end] -parent $top -} - -# ------------------------------------------------------------------ -# METHOD: ask_thread_bp - prompt for thread(s) for BP -# ------------------------------------------------------------------ -itcl::body SrcTextWin::ask_thread_bp {} { -# debug - if {[catch {gdb_cmd "info thread"} threads]} { - # failed. Just leave - return - } - set threads [split $threads \n] - set num_threads [expr {[llength $threads] - 1}] - if {$num_threads <= 0} { - show_warning "No threads were found.\nYou may only set breakpoints on threads\nthat have already been created." - return - } - - set a [toplevel .[gensym]] - wm title $a "Thread Selection" - - iwidgets::scrolledlistbox $a.slb \ - -vscrollmode dynamic -hscrollmode dynamic \ - -selectmode multiple -textfont global/fixed - - set i [expr $num_threads - 1] - set width 0 - foreach line $threads { - # Active line starts with "*" - if {[string index $line 0] == "*"} { - # strip off leading "*" - set line " [string trimleft $line "*"]" - } - # scan for GDB ID number at start of line - if {[scan $line "%d" id($i)] == 1} { - if {[string length $line] > $width} { - set width [string length $line] - } - $a.slb insert 0 $line - incr i -1 - } - } - $a.slb configure -visibleitems ${width}x$num_threads - [$a.slb component listbox] configure -bg $::Colors(textbg) -fg $::Colors(textfg) - - frame $a.b - button $a.b.ok -text OK -underline 0 -width 7 \ - -command "$this do_thread_bp $a.slb" - button $a.b.cancel -text Cancel -width 7 -underline 0 -command "destroy $a" - pack $a.b.ok $a.b.cancel -side left - standard_button_box $a.b - pack $a.b -fill x -expand yes -side bottom -padx 5 -pady 5 - center_window $a -over [winfo toplevel [namespace tail $this]] - pack $a.slb -side top -fill both -expand yes - bind $a.b.ok <Return> "$a.b.ok flash; $a.b.ok invoke" - focus $a.b.ok -} - -# ------------------------------------------------------------------ -# METHOD: do_thread_bp - callback from thread selection -# ------------------------------------------------------------------ -itcl::body SrcTextWin::do_thread_bp {listbox} { -# debug "$listbox [$listbox curselection]" - set x "" - foreach i [$listbox curselection] { - lappend x $id($i) - } - $this set_bp_at_line N {} -1 $x - destroy [winfo toplevel $listbox] -} - - -# public method for testing use only! -itcl::body SrcTextWin::test_get {var} { - if {[array exists $var]} { - return [array get $var] - } else { - return [set $var] - } -} - -# ------------------------------------------------------------------ -# METHOD: get_file - Return name of current file. -# ------------------------------------------------------------------ -itcl::body SrcTextWin::get_file {} { - return $current(filename) -} - -# ------------------------------------------------------------------ -# METHOD: clear_file - Clear out state so that user may load -# new executable. For the SrcTextWin class, this means: -# -# Delete all srctextwin caches -# Delete the variable balloon if it exists. -# Clear the screen. -# ------------------------------------------------------------------ -itcl::body SrcTextWin::clear_file {} { - - debug "In clear_file" - # delete all caches - _clear_cache - - set oldpane {} - - # clear window - # FIXME - We don't do this here, because is causes a wierd error - # where the "Source file more recent than executible" error gets - # for no apparent reason. This only effects the case where the - # user types just "file" in the command line, then the window will - # not get cleared. - - # delete variable balloon - catch {$_balloon_var delete} - set _balloon_var {} - - # reinit state - _initialize_srctextwin - - # update the screen - update idletasks - -} - -itcl::body SrcTextWin::_initialize_srctextwin {} { - set pc(filename) "" - set pc(func) "" - set pc(line) 0 - set pc(addr) "" - set pc(asm_line) 0 - set pc(lib) "" - set current(filename) "" - set current(funcname) "" - set current(line) 0 - set current(addr) "" - set current(asm_line) 0 - set current(tag) "BROWSE_TAG" - set current(mode) "SOURCE" - set current(lib) "" -} - -# ------------------------------------------------------------------ -# METHOD: _clear_cache - Clear the cache -# ------------------------------------------------------------------ -itcl::body SrcTextWin::_clear_cache {} { - - # display empty scratch frame - set pane $Stwc(gdbtk_scratch_widget:pane) - set win [[$itk_interior.p childsite $pane].st component text] - $win delete 0.0 end - $itk_interior.p show $pane - - # delete all cached frames - foreach p [array names Stwc *:pane] { - set p [lindex [split $p :] 0] - if {$p != "gdbtk_scratch_widget"} { - catch { - #debug "clearing cache: \"$p\"" - $itk_interior.p delete $Stwc($p:pane) - unset Stwc($p:pane) - unset Stwc($p:mtime) - } - } - } - - _initialize_srctextwin - set filenum 0 - set Cname "" - set _tpane pane$filenum - incr filenum - set _bpane "" -} |