platform function

namespace eval ::platform {
    proc generic {} {
    global tcl_platform


    set plat [string tolower [lindex $tcl_platform(os) 0]]
    set cpu  $tcl_platform(machine)

    switch -glob -- $cpu {
	sun4* {
	    set cpu sparc
	}
	intel -
	i*86* {
	    set cpu ix86
	}
	x86_64 {
	    if {$tcl_platform(wordSize) == 4} {
		# See Example <1> at the top of this file.
		set cpu ix86
	    }
	}
	"Power*" {
	    set cpu powerpc
	}
	"arm*" {
	    set cpu arm
	}
    }

    switch -- $plat {
	windows {
	    set plat win32
	}
	sunos {
	    set plat solaris
	    if {$tcl_platform(wordSize) == 8} {
		append cpu 64
	    }
	}
	darwin {
	    set plat macosx
	}
	aix {
	    set cpu powerpc
	    if {$tcl_platform(wordSize) == 8} {
		append cpu 64
	    }
	}
	hp-ux {
	    set plat hpux
	    if {$cpu ne "ia64"} {
		set cpu parisc
		if {$tcl_platform(wordSize) == 8} {
		    append cpu 64
		}
	    }
	}
	osf1 {
	    set plat tru64
	}
    }

    return "${cpu}-${plat}"

    }
}