lambda.l

   1 %option noinput
   2 %option nounput
   3 %{
   4
   5 #include "lambda.h"
   6 #include "lambda.tab.h"
   7
   8 %}
   9
  10 %%
  11
  12 [ \t\n]
  13 (\\|λ)    return LAMBDA;
  14 \.        return DOT;
  15 \(        return OBRACE;
  16 \)        return CBRACE;
  17 I         return I;
  18 K         return K;
  19 S         return S;
  20 F         return F;
  21 T         return T;
  22 [a-zA-Z]+ yylval = make_ident(strdup(yytext)); return IDENT;
  23
  24 %%