# -*- tclsh -*-
# FILE: "/home/joze/src/tclreadline/tclreadlineCompleter.tcl"
# LAST MODIFICATION: "Thu Sep 16 02:47:02 1999 (joze)"
# FILE: "/disk01/home/joze/src/tclreadline/tclreadlineCompleter.tcl"
# LAST MODIFICATION: "Thu Sep 16 02:53:18 1999 (joze)"
# (C) 1998, 1999 by Johannes Zellner, <johannes@zellner.org>
# $Id$
# ---
#
# tclreadline -- gnu readline for tcl
# Copyright (C) 1999  Johannes Zellner
#

	}

	set executables 0
	foreach dir [split $env(PATH) :] {
		if {[catch [list set files [glob -nocomplain ${dir}/*]]]} { continue }
		foreach file $files {
			if {[file executable $file]} {
				lappend executables [file tail $file]
				lappend executables [file tail ${file}]
			}
		}
	}
}

#**
# build a list hosts from the /etc/hosts file.

			if {0 != ${id}} {
				while {-1 != [gets ${id} line]} {
					regsub {#.*} ${line} {} line
					if {[llength ${line}] >= 2} {
						lappend hosts [lindex ${line} 1]
					}
				}
				close $id
				close ${id} 
			} 
		}
	}
	return $hosts
	return ${hosts} 
}

#**
# never return an empty string, never complete.
# This is useful for showing options lists for example.
#
proc DisplayHints {lst} {