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# SCCSid "$SunId$ LBL" |
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# |
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# General utility routines |
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# |
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|
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proc beep {} { # ring the bell |
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puts -nonewline stderr "\a" |
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} |
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|
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proc view_txt fn { # view a text file |
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global env |
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if [info exists env(EDITOR)] { |
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eval exec xterm -e $env(EDITOR) $fn |
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} else { |
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foreach f $fn { |
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exec xedit $f |
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} |
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} |
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} |
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|
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proc cardval {var cvl} { # set variable to one of a set of values |
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upvar $var v |
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set tv [string toupper $v] |
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foreach cv $cvl { |
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if {[string first $tv [string toupper $cv]] == 0} { |
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set v $cv |
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return $cv |
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} |
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} |
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return {} ; # this would seem to be an error |
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} |
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|
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proc writevars {f vl} { # write variables to a file |
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foreach v $vl { |
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upvar $v myv |
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if [catch {set il [array names myv]}] { |
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puts $f "set $v [list $myv]" |
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} else { |
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foreach i $il { |
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puts $f "set ${v}($i) [list $myv($i)]" |
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} |
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} |
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} |
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} |
