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* posix/regexec.c (merge_state_with_log): Define dfa as const pointer.

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(transit_state_sb): Likewise.
	(transit_state_mb): Likewise.
	(sift_states_iter_mb): Likewise.
	(check_arrival_add_next_nodes): Likewise.
	(check_node_accept_bytes): Change first parameter to pointer-to-const.
	[_LIBC] (re_search_2_stub): Use mempcpy.
This commit is contained in:
Ulrich Drepper 2005-09-07 05:41:42 +00:00
parent 01ed6ceb7c
commit c42b4152ab
2 changed files with 21 additions and 9 deletions
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8
ChangeLog
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@ -1,5 +1,13 @@
2005-09-06 Ulrich Drepper <drepper@redhat.com>
* posix/regexec.c (merge_state_with_log): Define dfa as const pointer.
(transit_state_sb): Likewise.
(transit_state_mb): Likewise.
(sift_states_iter_mb): Likewise.
(check_arrival_add_next_nodes): Likewise.
(check_node_accept_bytes): Change first parameter to pointer-to-const.
[_LIBC] (re_search_2_stub): Use mempcpy.
* posix/regex_internal.c (re_string_reconstruct): Avoid calling
mbrtowc for very simple UTF-8 case.

22
posix/regexec.c
View File

@ -179,7 +179,7 @@ static reg_errcode_t expand_bkref_cache (re_match_context_t *mctx,
static int build_trtable (re_dfa_t *dfa,
re_dfastate_t *state) internal_function;
#ifdef RE_ENABLE_I18N
static int check_node_accept_bytes (re_dfa_t *dfa, int node_idx,
static int check_node_accept_bytes (const re_dfa_t *dfa, int node_idx,
const re_string_t *input, int idx) internal_function;
# ifdef _LIBC
static unsigned int find_collation_sequence_value (const unsigned char *mbs,
@ -374,8 +374,12 @@ re_search_2_stub (bufp, string1, length1, string2, length2, start, range, regs,
if (BE (s == NULL, 0))
return -2;
#ifdef _LIBC
memcpy (__mempcpy (s, string1, length1), string2, length2);
#else
memcpy (s, string1, length1);
memcpy (s + length1, string2, length2);
#endif
str = s;
free_str = 1;
}
@ -2232,7 +2236,7 @@ sift_states_iter_mb (mctx, sctx, node_idx, str_idx, max_str_idx)
re_sift_context_t *sctx;
int node_idx, str_idx, max_str_idx;
{
re_dfa_t *const dfa = mctx->dfa;
const re_dfa_t *const dfa = mctx->dfa;
int naccepted;
/* Check the node can accept `multi byte'. */
naccepted = check_node_accept_bytes (dfa, node_idx, &mctx->input, str_idx);
@ -2322,7 +2326,7 @@ merge_state_with_log (err, mctx, next_state)
re_match_context_t *mctx;
re_dfastate_t *next_state;
{
re_dfa_t *const dfa = mctx->dfa;
const re_dfa_t *const dfa = mctx->dfa;
int cur_idx = re_string_cur_idx (&mctx->input);
if (cur_idx > mctx->state_log_top)
@ -2468,7 +2472,7 @@ transit_state_sb (err, mctx, state)
re_match_context_t *mctx;
re_dfastate_t *state;
{
re_dfa_t *const dfa = mctx->dfa;
const re_dfa_t *const dfa = mctx->dfa;
re_node_set next_nodes;
re_dfastate_t *next_state;
int node_cnt, cur_str_idx = re_string_cur_idx (&mctx->input);
@ -2508,7 +2512,7 @@ transit_state_mb (mctx, pstate)
re_match_context_t *mctx;
re_dfastate_t *pstate;
{
re_dfa_t *const dfa = mctx->dfa;
const re_dfa_t *const dfa = mctx->dfa;
reg_errcode_t err;
int i;
@ -3061,7 +3065,7 @@ check_arrival_add_next_nodes (mctx, str_idx, cur_nodes, next_nodes)
int str_idx;
re_node_set *cur_nodes, *next_nodes;
{
re_dfa_t *const dfa = mctx->dfa;
const re_dfa_t *const dfa = mctx->dfa;
int result;
int cur_idx;
reg_errcode_t err;
@ -3741,9 +3745,9 @@ group_nodes_into_DFAstates (dfa, state, dests_node, dests_ch)
static int
check_node_accept_bytes (dfa, node_idx, input, str_idx)
re_dfa_t *dfa;
int node_idx, str_idx;
const re_string_t *input;
const re_dfa_t *dfa;
int node_idx, str_idx;
const re_string_t *input;
{
const re_token_t *node = dfa->nodes + node_idx;
int char_len, elem_len;