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-rw-r--r--compat/regex/regexec.c25
1 files changed, 12 insertions, 13 deletions
diff --git a/compat/regex/regexec.c b/compat/regex/regexec.c
index 0194965c5d..49358ae475 100644
--- a/compat/regex/regexec.c
+++ b/compat/regex/regexec.c
@@ -14,9 +14,8 @@
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- 02110-1301 USA. */
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
static reg_errcode_t match_ctx_init (re_match_context_t *cache, int eflags,
int n) internal_function;
@@ -455,7 +454,7 @@ re_search_stub (struct re_pattern_buffer *bufp,
rval = 0;
- /* I hope we needn't fill ther regs with -1's when no match was found. */
+ /* I hope we needn't fill their regs with -1's when no match was found. */
if (result != REG_NOERROR)
rval = -1;
else if (regs != NULL)
@@ -1071,7 +1070,7 @@ acquire_init_state_context (reg_errcode_t *err, const re_match_context_t *mctx,
FL_LONGEST_MATCH means we want the POSIX longest matching.
If P_MATCH_FIRST is not NULL, and the match fails, it is set to the
next place where we may want to try matching.
- Note that the matcher assume that the maching starts from the current
+ Note that the matcher assume that the matching starts from the current
index of the buffer. */
static int
@@ -2239,7 +2238,7 @@ sift_states_iter_mb (const re_match_context_t *mctx, re_sift_context_t *sctx,
dfa->nexts[node_idx]))
/* The node can't accept the `multi byte', or the
destination was already thrown away, then the node
- could't accept the current input `multi byte'. */
+ couldn't accept the current input `multi byte'. */
naccepted = 0;
/* Otherwise, it is sure that the node could accept
`naccepted' bytes input. */
@@ -2313,7 +2312,7 @@ transit_state (reg_errcode_t *err, re_match_context_t *mctx,
}
/* Update the state_log if we need */
-re_dfastate_t *
+static re_dfastate_t *
internal_function
merge_state_with_log (reg_errcode_t *err, re_match_context_t *mctx,
re_dfastate_t *next_state)
@@ -2326,7 +2325,7 @@ merge_state_with_log (reg_errcode_t *err, re_match_context_t *mctx,
mctx->state_log[cur_idx] = next_state;
mctx->state_log_top = cur_idx;
}
- else if (mctx->state_log[cur_idx] == 0)
+ else if (mctx->state_log[cur_idx] == NULL)
{
mctx->state_log[cur_idx] = next_state;
}
@@ -2392,7 +2391,7 @@ merge_state_with_log (reg_errcode_t *err, re_match_context_t *mctx,
/* Skip bytes in the input that correspond to part of a
multi-byte match, then look in the log for a state
from which to restart matching. */
-re_dfastate_t *
+static re_dfastate_t *
internal_function
find_recover_state (reg_errcode_t *err, re_match_context_t *mctx)
{
@@ -2421,7 +2420,7 @@ find_recover_state (reg_errcode_t *err, re_match_context_t *mctx)
/* From the node set CUR_NODES, pick up the nodes whose types are
OP_OPEN_SUBEXP and which have corresponding back references in the regular
expression. And register them to use them later for evaluating the
- correspoding back references. */
+ corresponding back references. */
static reg_errcode_t
internal_function
@@ -3348,7 +3347,7 @@ build_trtable (const re_dfa_t *dfa, re_dfastate_t *state)
dests_node = dests_alloc->dests_node;
dests_ch = dests_alloc->dests_ch;
- /* Initialize transiton table. */
+ /* Initialize transition table. */
state->word_trtable = state->trtable = NULL;
/* At first, group all nodes belonging to `state' into several
@@ -4102,7 +4101,7 @@ extend_buffers (re_match_context_t *mctx)
if (BE (INT_MAX / 2 / sizeof (re_dfastate_t *) <= pstr->bufs_len, 0))
return REG_ESPACE;
- /* Double the lengthes of the buffers. */
+ /* Double the lengths of the buffers. */
ret = re_string_realloc_buffers (pstr, pstr->bufs_len * 2);
if (BE (ret != REG_NOERROR, 0))
return ret;
@@ -4284,7 +4283,7 @@ search_cur_bkref_entry (const re_match_context_t *mctx, int str_idx)
last = right = mctx->nbkref_ents;
for (left = 0; left < right;)
{
- mid = (left + right) / 2;
+ mid = left + (right - left) / 2;
if (mctx->bkref_ents[mid].str_idx < str_idx)
left = mid + 1;
else