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diff --git a/gdb/gdbtk/library/helpviewer.tcl b/gdb/gdbtk/library/helpviewer.tcl
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-# Open a viewer for HTML help info
-# Copyright 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.
-
-# ------------------------------------------------------------------------------
-# NAME: public proc open_help
-# SYNOPSIS: open_help file
-# DESC: Opens html help file using an appropriate
-# browser.
-# ------------------------------------------------------------------------------
-
-proc open_help {hfile} {
- debug $hfile
- # create full pathname link
- set link file://[file join $::GDBTK_LIBRARY help $hfile]
-
- # windows is easy
- if {$::tcl_platform(platform) == "windows"} {
- ide_shell_execute open $link
- return
- }
-
- #
- # for Unix, we never know what is installed
- #
-
- # set list of viewer apps to try
- switch [pref get gdb/compat] {
- "KDE" {
- set apps {htmlview khelpcenter mozilla}
- }
- "GNOME" {
- set apps {htmlview mozilla gnome-help khelpcenter}
- }
- default {
- set apps {htmlview mozilla gnome-help khelpcenter netscape}
- }
- }
-
- # If the user has previously entered a browser name, append it
- # to the list. Should it go first or last?
- set bname [pref get gdb/help/browsername]
- if {$bname != ""} {
- lappend apps $bname
- }
-
- # now loop through list checking each application
- foreach app $apps {
- debug "app=$app"
- if {[catch "exec $app $link &" result]} {
- debug "$app failed: $result"
- } else {
- return
- }
- }
-
- # if we reached here, nothing worked, so prompt for a name
- set text "No help browser was found on your system.\n\
-Please enter the name of an HTML viewer application."
- while {[set app [prompt_helpname $text]] != "0"} {
- if {$app != ""} {
- if {[catch "exec $app $link &" result]} {
- dbug W "$app failed: $result"
- set text "Could not run application $app.\n\
-Please enter the name of an HTML viewer application."
- } else {
- pref set gdb/help/browsername $app
- return
- }
- }
- }
-}
-
-# displays an entry dialog and asks for the name of an application
-# returns 0 on cancel
-# name on success
-proc prompt_helpname {text} {
- iwidgets::promptdialog .pd -title "Browser Query" -modality application \
- -labeltext $text
- if {[.pd activate]} {
- set app [string trim [.pd get]]
- destroy .pd
- return $app
- }
- destroy .pd
- debug "cancelled"
- return 0
-}
-