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Fix a few more cases of ignored return values in regex.

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This commit is contained in:
Ulrich Drepper
2010-01-15 12:03:16 -08:00
parent 635bc2a20f
commit 2da42bc065
4 changed files with 150 additions and 130 deletions
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12
posix/regcomp.c
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@@ -999,7 +999,11 @@ create_initial_state (re_dfa_t *dfa)
int dest_idx = dfa->edests[node_idx].elems[0];
if (!re_node_set_contains (&init_nodes, dest_idx))
{
re_node_set_merge (&init_nodes, dfa->eclosures + dest_idx);
reg_errcode_t err = re_node_set_merge (&init_nodes,
dfa->eclosures
+ dest_idx);
if (err != REG_NOERROR)
return err;
i = 0;
}
}
@@ -1414,7 +1418,7 @@ link_nfa_nodes (void *extra, bin_tree_t *node)
case OP_BACK_REF:
dfa->nexts[idx] = node->next->node_idx;
if (node->token.type == OP_BACK_REF)
re_node_set_init_1 (dfa->edests + idx, dfa->nexts[idx]);
err = re_node_set_init_1 (dfa->edests + idx, dfa->nexts[idx]);
break;
default:
@@ -1690,7 +1694,9 @@ calc_eclosure_iter (re_node_set *new_set, re_dfa_t *dfa, int node, int root)
else
eclosure_elem = dfa->eclosures[edest];
/* Merge the epsilon closure of `edest'. */
re_node_set_merge (&eclosure, &eclosure_elem);
err = re_node_set_merge (&eclosure, &eclosure_elem);
if (BE (err != REG_NOERROR, 0))
return err;
/* If the epsilon closure of `edest' is incomplete,
the epsilon closure of this node is also incomplete. */
if (dfa->eclosures[edest].nelem == 0)