#%Module1.0#####################################################################
##
## version modulefile
##
proc ModulesHelp { } {
        global version

        puts stderr "\tChanges the MODULE_VERSION environment variable"
        puts stderr "\tto the new version selected such that a different"
        puts stderr "\tversion of the module command can be used."
        puts stderr "\n\tVersion $version\n"
}

module-whatis	"Changes the MODULE_VERSION environment variable"

# for Tcl script use only
set     version      3.1.6

if [ expr [ module-info mode load ] || [ module-info mode display ] ] {
# get rid of old version
    module		unload			null
    module		unload			modules
    setenv		MODULE_VERSION		3.1.6
}

# version stack
    prepend-path 	MODULE_VERSION_STACK	3.1.6

if [ module-info mode remove ] {
    unsetenv MODULE_VERSION [lindex [split $env(MODULE_VERSION_STACK) : ] 0 ]
}

if [ expr [ module-info mode load ] || [ module-info mode display ] ] {
# bring in new version
    module		load			modules
}