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authorUlrich Drepper <drepper@redhat.com>2002-09-28 05:28:44 +0000
committerUlrich Drepper <drepper@redhat.com>2002-09-28 05:28:44 +0000
commit0742e48e18a42177d1db91d7ef88967deb544051 (patch)
treebca5b8710203c602487926a8eb40fa1815c438b7 /posix/regcomp.c
parent0e312a828297d11d5eee354bbf8a564c6f12c0d4 (diff)
Update.
2002-09-27 Ulrich Drepper <drepper@redhat.com> * locales/zh_TW: Use shorter forms for abday and day. Patch by Rex Tsai <chihchun@kalug.linux.org.tw>.
Diffstat (limited to 'posix/regcomp.c')
-rw-r--r--posix/regcomp.c29
1 files changed, 29 insertions, 0 deletions
diff --git a/posix/regcomp.c b/posix/regcomp.c
index 258e255b34..7917c64727 100644
--- a/posix/regcomp.c
+++ b/posix/regcomp.c
@@ -636,6 +636,9 @@ regfree (preg)
if (dfa->word_char != NULL)
re_free (dfa->word_char);
+#ifdef DEBUG
+ re_free (dfa->re_str);
+#endif
re_free (dfa);
}
re_free (preg->fastmap);
@@ -740,6 +743,10 @@ re_compile_internal (preg, pattern, length, syntax)
preg->buffer = NULL;
return err;
}
+#ifdef DEBUG
+ dfa->re_str = re_malloc (char, length + 1);
+ strncpy (dfa->re_str, pattern, length + 1);
+#endif
err = re_string_construct (&regexp, pattern, length, preg->translate,
syntax & RE_ICASE);
@@ -874,6 +881,25 @@ create_initial_state (dfa)
{
int node_idx = init_nodes.elems[i];
re_token_type_t type = dfa->nodes[node_idx].type;
+
+ int clexp_idx;
+ int entity = (type != OP_CONTEXT_NODE ? node_idx
+ : dfa->nodes[node_idx].opr.ctx_info->entity);
+ if ((type != OP_CONTEXT_NODE
+ || (dfa->nodes[entity].type != OP_BACK_REF))
+ && (type != OP_BACK_REF))
+ continue;
+ for (clexp_idx = 0; clexp_idx < init_nodes.nelem; ++clexp_idx)
+ {
+ re_token_t *clexp_node;
+ clexp_node = dfa->nodes + init_nodes.elems[clexp_idx];
+ if (clexp_node->type == OP_CLOSE_SUBEXP
+ && clexp_node->opr.idx + 1 == dfa->nodes[entity].opr.idx)
+ break;
+ }
+ if (clexp_idx == init_nodes.nelem)
+ continue;
+
if (type == OP_CONTEXT_NODE
&& (dfa->nodes[dfa->nodes[node_idx].opr.ctx_info->entity].type
== OP_BACK_REF))
@@ -1816,6 +1842,7 @@ parse_reg_exp (regexp, preg, token, syntax, nest, err)
tree = create_tree (tree, branch, 0, new_idx);
if (BE (new_idx == -1 || tree == NULL, 0))
return *err = REG_ESPACE, NULL;
+ dfa->has_plural_match = 1;
}
return tree;
}
@@ -2035,6 +2062,7 @@ parse_expression (regexp, preg, token, syntax, nest, err)
tree = parse_dup_op (tree, regexp, dfa, token, syntax, err);
if (BE (*err != REG_NOERROR && tree == NULL, 0))
return NULL;
+ dfa->has_plural_match = 1;
}
return tree;
@@ -2919,6 +2947,7 @@ parse_bracket_exp (regexp, dfa, token, syntax, err)
if (BE (new_idx == -1 || mbc_tree == NULL, 0))
goto parse_bracket_exp_espace;
/* Then join them by ALT node. */
+ dfa->has_plural_match = 1;
alt_token.type = OP_ALT;
new_idx = re_dfa_add_node (dfa, alt_token, 0);
work_tree = create_tree (work_tree, mbc_tree, 0, new_idx);