%{
#include <stdio.h>
void printStderr(char * s)
{
  fprintf(stderr, "%s", s);
}
%}


%%
"<canvas>"	printStderr("[open canvas]");
"</canvas>"	printStderr("[close canvas]");
"<canvas />"	printStderr("[canvas]");
"<include />"	printStderr("[include]");
"<window>"	printStderr("[open window]");
"</window>"	printStderr("[close window]");
"<window />"	printStderr("[window]");
"<view>"	printStderr("[open view]");
"</view>"	printStderr("[close view]");
"<view />"	printStderr("[view]");
"<button />"	printStderr("[button]");
" "             ;
'\n'            ECHO;
.               fprintf(stderr, "ATTENTION: [%c]", yytext[0]);

%%