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graphs: minor style changes

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* src/graphviz.c (output_red): Fix C90 issues.
Reduce variable scopes.

Signed-off-by: Akim Demaille <akim@lrde.epita.fr>
This commit is contained in:
Theophile Ranquet
2012-10-11 16:09:03 +00:00
committed by Akim Demaille
parent 83bae26d3f
commit d79683fa95
1 changed files with 10 additions and 6 deletions
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16
src/graphviz.c
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@@ -107,20 +107,21 @@ print_token (struct obstack *out, bool first, char const *tok)
void
output_red (state const *s, reductions const *reds, FILE *fout)
{
int source = s->number;
int i, j;
bitset no_reduce_set;
no_reduce_bitset_init (s, &no_reduce_set);
int j;
int source = s->number;
struct obstack oout;
no_reduce_bitset_init (s, &no_reduce_set);
obstack_init (&oout);
for (j = 0; j < reds->num; ++j)
{
bool first = true;
bool disabled = false;
bool first = true;
int ruleno = reds->rules[j]->user_number;
rule *default_reduction = NULL;
if (yydefact[s->number] != 0)
default_reduction = &rules[yydefact[s->number] - 1];
@@ -131,13 +132,16 @@ output_red (state const *s, reductions const *reds, FILE *fout)
if (default_reduction && default_reduction == reds->rules[j])
first = print_token (&oout, true, "$default");
else
for (i = 0; i < ntokens; i++)
{
int i;
for (i = 0; i < ntokens; i++)
if (bitset_test (reds->lookahead_tokens[j], i))
{
first = print_token (&oout, first, symbols[i]->tag);
if (bitset_test (no_reduce_set, i))
disabled = true;
}
}
obstack_sgrow (&oout, "\" style=solid]\n");
/* Then, print the reduction's representation. This most be done later