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-rw-r--r--ds9/library/lex.fcl7
1 files changed, 5 insertions, 2 deletions
diff --git a/ds9/library/lex.fcl b/ds9/library/lex.fcl
index 7e37754..fe661be 100644
--- a/ds9/library/lex.fcl
+++ b/ds9/library/lex.fcl
@@ -10,13 +10,16 @@ source $ds9(root)/library/parser.tab.tcl
%option yylineno
%option debug
+%x FOO
+%s BAR
+
D [0-9]
E [Ee][+-]?{D}+
%%
-close {return $yy::CLOSE_}
-in {return $yy::IN_}
+<FOO>close {return $yy::CLOSE_}
+<BAR>in {return $yy::IN_}
fit {return $yy::FIT_}
open {return $yy::OPEN_}
out {return $yy::OUT_}