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# $Id: pkgIndex.tcl.in 12941 2014-01-15 20:16:36Z arjenmarkus $
# Load PLplot tk extension
# Copyright (C) 2004 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 $dir
if {$tcl_platform(platform) == "unix"} {
if {[string match "*CYGWIN*" $::tcl_platform(os)]} {
set stem cygplplottcltk@LIB_TAG@-@plplottcltk_SOVERSION@
} else {
set stem tk
}
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 "../../drivers" "../../dll"]} else {
set searchdirs [list "@DRV_HARDDIR@"]}
#puts $searchdirs
set suf [info sharedlibextension]
set file ""
foreach reldir $searchdirs {
set driver [file join $dir $reldir $stem$suf]
#puts "looking for driver file: $driver"
if [file exists $driver] {
set file $driver
break
}
if { $file != "" } { break }
}
if { $file == "" } {
# Dynamic driver location failed, now try static driver location.
set searchdirs [list "@LIB_HARDDIR@"]
# prefer double precision version
set dlnames [list "@DLNAME_LIBPLPLOTD@" "@DLNAME_LIBPLPLOT@"]
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"
}
} else {
# This is probably broken, someone should fix it.
if {[info exists tcl_platform(debug)]} {
set file [file join $dir plplot510d[info sharedlibextension]]
} else {
set file [file join $dir plplot510[info sharedlibextension]]
}
}
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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