Searched refs:nullable (Results 1 - 4 of 4) sorted by relevance

/freebsd-10.1-release/contrib/byacc/
H A Dlr0.c542 nullable = TMALLOC(char, nsyms);
543 NO_SPACE(nullable);
546 nullable[i] = 0;
557 if (!nullable[j])
564 if (!nullable[j])
566 nullable[j] = 1;
576 if (nullable[i])
577 printf("%s is nullable\n", symbol_name[i]);
579 printf("%s is not nullable\n", symbol_name[i]);
601 DO_FREE(nullable);
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H A Dlalr.c314 if (nullable[symbol])
411 if (nullable[*rp] && length > 0)
H A Dmain.c112 char *nullable; variable
/freebsd-10.1-release/gnu/usr.bin/grep/
H A Ddfa.c1618 Nullable: A node is nullable if it is at the root of a regexp that can
1620 * EMPTY leaves are nullable.
1621 * No other leaf is nullable.
1622 * A QMARK or STAR node is nullable.
1623 * A PLUS node is nullable if its argument is nullable.
1624 * A CAT node is nullable if both its arguments are nullable.
1625 * An OR node is nullable if either argument is nullable
1669 int *nullable; /* Nullable stack. */ local
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