+++ /dev/null
-typedef enum
-{
- END = -1,
- EMPTY = (1 << 8 ) ,
- BACKREF,
- BEGLINE,
- ENDLINE,
- BEGWORD,
- ENDWORD,
- LIMWORD,
- NOTLIMWORD,
- QMARK,
- STAR,
- PLUS,
- REPMN,
- CAT,
- OR,
- ORTOP,
- LPAREN,
- RPAREN,
- CSET
-} token;
-
-static token tok;
-
-static int
-atom ()
-{
- if ((tok >= 0 && tok < (1 << 8 ) ) || tok >= CSET || tok == BACKREF
- || tok == BEGLINE || tok == ENDLINE || tok == BEGWORD
- || tok == ENDWORD || tok == LIMWORD || tok == NOTLIMWORD)
- return 1;
- else
- return 0;
-}
-
-main ()
-{
- tok = 0;
- if (atom () != 1)
- abort ();
- exit (0);
-}