1 files changed, 116 insertions, 0 deletions
diff --git a/gram.y b/gram.y
new file mode 100644
index 0000000..e39d3d5
--- /dev/null
+++ b/gram.y
@@ -0,0 +1,116 @@
+/*
+** grammar for xgc syntax
+*/
+/* $XFree86: xc/programs/xgc/gram.y,v 1.3 2000/02/17 14:00:36 dawes Exp $ */
+
+%{
+#define YYDEBUG 1
+
+#include <stdio.h>
+#include <X11/X.h>
+#include "constants.h"
+
+extern int yylineno;
+extern FILE *yyin;
+int yylex();
+void yyerror();
+
+extern void GC_change_function();
+extern void GC_change_foreground();
+extern void GC_change_background();
+extern void GC_change_linewidth();
+extern void GC_change_linestyle();
+extern void GC_change_capstyle();
+extern void GC_change_joinstyle();
+extern void GC_change_fillstyle();
+extern void GC_change_fillrule();
+extern void GC_change_arcmode();
+extern void GC_change_dashlist();
+extern void GC_change_planemask();
+extern void GC_change_font();
+extern void change_test();
+extern void change_percent();
+extern void run_test();
+%}
+
+%union
+{
+  int num;
+  char *ptr;
+};
+
+%token <ptr> STRING
+%token <num> NUMBER
+%token <num> RUN
+%token <num> FUNCTION FUNCTIONTYPE
+%token <num> TEST TESTTYPE
+%token <num> LINESTYLE LINESTYLETYPE
+%token <num> CAPSTYLE CAPSTYLETYPE
+%token <num> JOINSTYLE JOINSTYLETYPE
+%token <num> ROUND SOLID
+%token <num> FILLSTYLE FILLSTYLETYPE
+%token <num> FILLRULE FILLRULETYPE
+%token <num> ARCMODE ARCMODETYPE
+%token <num> FOREGROUND BACKGROUND LINEWIDTH PLANEMASK DASHLIST PERCENT
+%token <num> FONT
+
+%%
+
+all		: stmts
+		;
+
+stmts		: /* empty */
+		| stmts '\n'
+		| stmts stmt '\n'
+		;
+
+stmt		: error
+		| RUN 
+	{ run_test(); }  
+		| TEST TESTTYPE 
+	{ change_test ($2, TRUE); }
+		| FUNCTION FUNCTIONTYPE 
+	{ GC_change_function ($2, TRUE); }
+		| LINESTYLE LINESTYLETYPE 
+	{ GC_change_linestyle ($2, TRUE); }
+		| LINESTYLE SOLID
+	{ GC_change_linestyle (LineSolid, TRUE); }
+		| CAPSTYLE CAPSTYLETYPE 
+	{ GC_change_capstyle ($2, TRUE); }
+		| CAPSTYLE ROUND 
+	{ GC_change_capstyle (CapRound, TRUE); }
+		| JOINSTYLE JOINSTYLETYPE 
+	{ GC_change_joinstyle ($2, TRUE); }
+		| JOINSTYLE ROUND 
+	{ GC_change_joinstyle (JoinRound, TRUE); }
+		| FILLSTYLE FILLSTYLETYPE
+	{ GC_change_fillstyle ($2, TRUE); }
+		| FILLSTYLE SOLID
+	{ GC_change_fillstyle (FillSolid, TRUE); }
+		| FILLRULE FILLRULETYPE
+	{ GC_change_fillrule ($2, TRUE); }
+		| ARCMODE ARCMODETYPE
+	{ GC_change_arcmode ($2, TRUE); }
+		| FOREGROUND NUMBER
+	{ GC_change_foreground ($2, TRUE); }
+		| BACKGROUND NUMBER
+	{ GC_change_background ($2, TRUE); }
+		| LINEWIDTH NUMBER
+	{ GC_change_linewidth ($2, TRUE); }
+		| PLANEMASK NUMBER
+	{ GC_change_planemask ($2, TRUE); }
+		| DASHLIST NUMBER
+	{ GC_change_dashlist ($2, TRUE); }
+		| FONT STRING
+	{ GC_change_font ($2, TRUE); }
+		| PERCENT NUMBER
+	{ change_percent ($2, TRUE); }
+		;
+
+%%
+void
+yyerror(s)
+     const char *s;
+{
+  fprintf(stderr, "xgc: syntax error, line %d\n", yylineno);
+}