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# Load PLplot tk extension
# Copyright (C) 2004-2015 Alan W. Irwin
# Copyright (C) 2004 Joao Cardoso
#
# This file is part of PLplot.
#
# PLplot is free software; you can redistribute it and/or modify
# it under the terms of the GNU Library General Public License as published
# by the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# PLplot 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 Library General Public License for more details.
#
# You should have received a copy of the GNU Library General Public License
# along with PLplot; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
# This proc takes care of finding & loading the proper driver.
# The original version dealt with the possibility that either or both $dir and
# $file may contain spaces, or characters like []{}, but this hasn't been
# tested for this version.
proc load_pkg_Pltk {dir} {
global pllibrary tcl_platform auto_path
#puts "loading Pltk, dir: $dir"
set pllibrary $dir
set thisDir [pwd]
# Find absolute path of $dir
cd $dir
set pkgIndexDir [pwd]
cd $thisDir
set buildDir "@BUILD_DIR@"
set bLen [string length $buildDir]
# If pkgIndexDir is in the build tree...
if {![string compare -length $bLen $buildDir $pkgIndexDir]} then {
set searchdirs [list "@DLNAME_LIBRARY_DIR@"]
} else {
set searchdirs [list "@LIB_INSTALL_DIR@"]
}
#puts $searchdirs
set dlnames [list "@DLNAME_LIBRARY@"]
set file ""
foreach reldir $searchdirs {
foreach dlname $dlnames {
set driver [file join $dir $reldir $dlname]
#puts "looking for driver file: $driver"
if [file exists $driver] {
set file $driver
break
}
}
if { $file != "" } { break }
}
if { $file == "" } {
error "load_pkg_Pltk: could not find loadable driver"
}
load $file Pltk
# put core tcl scripts in path
lappend auto_path $dir/tcl
rename load_pkg_Pltk {}
}
package ifneeded Pltk @PLPLOT_VERSION@ [list load_pkg_Pltk $dir]
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