Support PCRE2

src/utils/regex.h

@@ -12,8 +12,12 @@
  * directly using the email address security@modsecurity.org.
  *
  */
-
+#if WITH_PCRE2
+#define PCRE2_CODE_UNIT_WIDTH 8
+#include <pcre2.h>
+#else
 #include <pcre.h>
+#endif
 
 #include <iostream>
 #include <fstream>
@@ -76,8 +80,13 @@ class Regex {
 
     const std::string pattern;
  private:
+#if WITH_PCRE2
+    pcre2_code *m_pc;
+    pcre2_match_data *m_match_data;
+#else
     pcre *m_pc = NULL;
     pcre_extra *m_pce = NULL;
+#endif
 };