add ds9 sfits parser

1 files changed, 36 insertions, 0 deletions

diff --git a/ds9/parsers/sfitsparser.tac b/ds9/parsers/sfitsparser.tac
new file mode 100644
index 0000000..3340139
--- /dev/null
+++ b/ds9/parsers/sfitsparser.tac
@@ -0,0 +1,36 @@
+%{
+%}
+
+#include string.tin
+
+%start command
+
+%token MASK_
+%token NEW_
+%token SLICE_
+
+%%
+
+command : sfits 
+ | sfits {yyclearin; YYACCEPT} STRING_
+ ;
+
+sfits: new STRING_ STRING_ {LoadSFitsFile $2 $3 {} {}}
+ | new MASK_ STRING_ STRING_ {LoadSFitsFile $3 $4 mask {}}
+ | new SLICE_ STRING_ STRING_ {LoadSFitsFile $3 $4 {} slice}
+ | new MASK_ SLICE_ STRING_ STRING_ {LoadSFitsFile $4 $5 mask slice}
+;
+
+new :
+ | NEW_ {CreateFrame}
+ ;
+ 
+%%
+
+proc sfits::yyerror {msg} {
+     variable yycnt
+     variable yy_current_buffer
+     variable index_
+
+     ParserError $msg $yycnt $yy_current_buffer $index_
+}