merge Oniguruma 4.4.0

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@10782 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,17 @@
+Sun Aug 27 21:41:23 2006  K.Kosako  <sndgk393 AT ybb.ne.jp>
+
+	* oniguruma.h: Version 4.4.0
+
+	* regint.h: ditto.
+
+	* regparse.h: ditto.
+
+	* regexec.c: ditto.
+
+	* regcomp.c ditto.
+
+	* regparse.c: ditto.
+
 Sat Aug 26 08:03:03 2006  Tadayoshi Funaba  <tadf@dotrb.org>
 
 	* lib/date.rb, lib/date/format.rb: updated based on date2 3.8.2.

oniguruma.h

@@ -35,8 +35,8 @@ extern "C" {
 
 #define ONIGURUMA
 #define ONIGURUMA_VERSION_MAJOR   4
-#define ONIGURUMA_VERSION_MINOR   2
-#define ONIGURUMA_VERSION_TEENY   2
+#define ONIGURUMA_VERSION_MINOR   4
+#define ONIGURUMA_VERSION_TEENY   0
 
 #ifdef __cplusplus
 # ifndef  HAVE_PROTOTYPES
@@ -742,6 +742,7 @@ typedef struct re_pattern_buffer {
   int num_mem;                   /* used memory(...) num counted from 1 */
   int num_repeat;                /* OP_REPEAT/OP_REPEAT_NG id-counter */
   int num_null_check;            /* OP_NULL_CHECK_START/END id counter */
+  int num_comb_exp_check;        /* combination explosion check */
   int num_call;                  /* number of subexp call */
   unsigned int capture_history;  /* (?@...) flag (1-31) */
   unsigned int bt_mem_start;     /* need backtrack flag */