add gdb lexer

Author: DreamAndDead

Makefile

@@ -21,4 +21,8 @@ hex:
 debug:
 	gdb -x init.gdb ./lua-5.1.5/src/lua
 
+lex:
+	gdb -batch -x lex.gdb --args ./lua-5.1.5/src/luac test/co.lua
+	rm luac.out
+
 .PHONY:	test

flex_test/Makefile flex/Makefile

@@ -7,7 +7,7 @@ set print array on
 
 source helper.py
 
-b lvm.c:457
+b luaX_next
 
-r test/table.lua
+r test/co.lua
 

flex_test/lex.l flex/lex.l

@@ -0,0 +1,21 @@
+set pagination off
+
+b luaX_next
+commands
+  silent
+  printf "%-4d%-10s", ls->linenumber, luaX_token2str(ls, ls->t.token)
+
+  if ls->t.token == TK_NAME
+    printf "%s", getstr(ls->t.seminfo.ts)
+  end
+
+  if ls->t.token == TK_NUMBER
+    printf "%g", ls->t.seminfo.r
+  end
+  
+  printf "\n"
+
+  continue
+end
+
+r