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30 lines
603 B
Tcl
30 lines
603 B
Tcl
15 years ago
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# def.tcl - Definining commands.
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# Copyright (C) 1997 Cygnus Solutions.
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# Written by Tom Tromey <tromey@cygnus.com>.
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# Define a global array.
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proc defarray {name {value {}}} {
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upvar \#0 $name ary
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if {! [info exists ary]} then {
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set ary(_) {}
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unset ary(_)
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array set ary $value
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}
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}
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# Define a global variable.
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proc defvar {name {value {}}} {
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upvar \#0 $name var
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if {! [info exists var]} then {
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set var $value
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}
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}
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# Define a "constant". For now this is just a pretty way to declare a
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# global variable.
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proc defconst {name value} {
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upvar \#0 $name var
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set var $value
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}
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