diff options
Diffstat (limited to 'library/auto.tcl')
| -rw-r--r-- | library/auto.tcl | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/library/auto.tcl b/library/auto.tcl index 2ad40eb..296764f 100644 --- a/library/auto.tcl +++ b/library/auto.tcl @@ -3,7 +3,7 @@ # utility procs formerly in init.tcl dealing with auto execution # of commands and can be auto loaded themselves. # -# RCS: @(#) $Id: auto.tcl,v 1.8 2001/08/27 02:14:08 dgp Exp $ +# RCS: @(#) $Id: auto.tcl,v 1.9 2002/07/03 19:40:31 dgp Exp $ # # Copyright (c) 1991-1993 The Regents of the University of California. # Copyright (c) 1994-1998 Sun Microsystems, Inc. @@ -60,7 +60,8 @@ proc tcl_findLibrary {basename version patch initScript enVarName varName} { # The C application may have hardwired a path, which we honor - if {[info exists the_library] && [string compare $the_library {}]} { + set variableSet [info exists the_library] + if {$variableSet && [string compare $the_library {}]} { lappend dirs $the_library } else { @@ -112,6 +113,9 @@ proc tcl_findLibrary {basename version patch initScript enVarName varName} { } } } + if {!$variableSet} { + unset the_library + } set msg "Can't find a usable $initScript in the following directories: \n" append msg " $dirs\n\n" append msg "$errors\n\n" |