X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/a737b2163c275761f32589bf7c249016452bb730..e019c2477959aac474358ae74502fd96a60dfb89:/src/state.c diff --git a/src/state.c b/src/state.c index 730427f3..6ced8e5a 100644 --- a/src/state.c +++ b/src/state.c @@ -1,6 +1,6 @@ /* Type definitions for nondeterministic finite state machine for Bison. - Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc. + Copyright (C) 2001, 2002, 2003, 2004 Free Software Foundation, Inc. This file is part of Bison, the GNU Compiler Compiler. @@ -102,7 +102,7 @@ reductions_new (int num, rule **reds) size_t rules_size = num * sizeof *reds; reductions *res = xmalloc (offsetof (reductions, rules) + rules_size); res->num = num; - res->lookaheads = NULL; + res->look_ahead_tokens = NULL; memcpy (res->rules, reds, rules_size); return res; } @@ -219,29 +219,30 @@ state_errs_set (state *s, int num, symbol **tokens) -/*-----------------------------------------------------. -| Print on OUT all the lookaheads such that S wants to | -| reduce R. | -`-----------------------------------------------------*/ +/*---------------------------------------------------. +| Print on OUT all the look-ahead tokens such that S | +| wants to reduce R. | +`---------------------------------------------------*/ void -state_rule_lookaheads_print (state *s, rule *r, FILE *out) +state_rule_look_ahead_tokens_print (state *s, rule *r, FILE *out) { /* Find the reduction we are handling. */ reductions *reds = s->reductions; int red = state_reduction_find (s, r); /* Print them if there are. */ - if (reds->lookaheads && red != -1) + if (reds->look_ahead_tokens && red != -1) { bitset_iterator biter; int k; - int not_first = 0; + char const *sep = ""; fprintf (out, " ["); - BITSET_FOR_EACH (biter, reds->lookaheads[red], k, 0) - fprintf (out, "%s%s", - not_first++ ? ", " : "", - symbols[k]->tag); + BITSET_FOR_EACH (biter, reds->look_ahead_tokens[red], k, 0) + { + fprintf (out, "%s%s", sep, symbols[k]->tag); + sep = ", "; + } fprintf (out, "]"); } } @@ -260,7 +261,7 @@ static struct hash_table *state_table = NULL; static inline bool state_compare (state const *s1, state const *s2) { - int i; + size_t i; if (s1->nitems != s2->nitems) return false; @@ -278,19 +279,19 @@ state_comparator (void const *s1, void const *s2) return state_compare (s1, s2); } -static inline unsigned int -state_hash (state const *s, unsigned int tablesize) +static inline size_t +state_hash (state const *s, size_t tablesize) { /* Add up the state's item numbers to get a hash key. */ - unsigned int key = 0; - int i; + size_t key = 0; + size_t i; for (i = 0; i < s->nitems; ++i) key += s->items[i]; return key % tablesize; } -static unsigned int -state_hasher (void const *s, unsigned int tablesize) +static size_t +state_hasher (void const *s, size_t tablesize) { return state_hash (s, tablesize); }