Add a simple flex + btyacc stub.

Will be fleshed out soon with LSL grammer.

1 files changed, 31 insertions, 0 deletions

diff --git a/LuaSL/src/LuaSL_lexer.l b/LuaSL/src/LuaSL_lexer.l
new file mode 100644
index 0000000..f55d458
--- /dev/null
+++ b/LuaSL/src/LuaSL_lexer.l
@@ -0,0 +1,31 @@
+%{
+
+#include "LuaSL_type_parser.h"
+#include "LuaSL_yaccer.tab.h"
+
+%}
+
+%option reentrant noyywrap never-interactive nounistd
+%option bison-bridge
+
+LPAREN      "("
+RPAREN      ")"
+PLUS        "+"
+MULTIPLY    "*"
+
+NUMBER      [0-9]+
+WS          [ \r\n\t]*
+
+%%
+
+{WS}            { /* Skip blanks. */ }
+{NUMBER}        { sscanf(yytext,"%d",&yylval->value); return TOKEN_NUMBER; }
+
+{MULTIPLY}      { return TOKEN_MULTIPLY; }
+{PLUS}          { return TOKEN_PLUS; }
+{LPAREN}        { return TOKEN_LPAREN; }
+{RPAREN}        { return TOKEN_RPAREN; }
+.               {  }
+
+%%
+