moved all stuff to github

contrib/epee/include/reg_exp_definer.h

@@ -0,0 +1,84 @@
+// Copyright (c) 2006-2013, Andrey N. Sabelnikov, www.sabelnikov.net
+// All rights reserved.
+// 
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are met:
+// * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+// * Redistributions in binary form must reproduce the above copyright
+// notice, this list of conditions and the following disclaimer in the
+// documentation and/or other materials provided with the distribution.
+// * Neither the name of the Andrey N. Sabelnikov nor the
+// names of its contributors may be used to endorse or promote products
+// derived from this software without specific prior written permission.
+// 
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER  BE LIABLE FOR ANY
+// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+// 
+
+
+#ifndef _REG_EXP_DEFINER_H_
+#define _REG_EXP_DEFINER_H_
+
+#include <boost/interprocess/detail/atomic.hpp>
+
+
+namespace epee
+{
+  class global_regexp_critical_section
+  {
+  private:
+    mutable critical_section regexp_lock;
+  public:
+    global_regexp_critical_section(){}
+    critical_section& get_lock()const {return regexp_lock;}
+  };
+
+  const static global_regexp_critical_section gregexplock;
+
+#define STATIC_REGEXP_EXPR_1(var_name, xpr_text, reg_exp_flags) \
+	static volatile boost::uint32_t regexp_initialized_1 = 0;\
+	volatile boost::uint32_t local_is_initialized_1 = regexp_initialized_1;\
+	if(!local_is_initialized_1)\
+	gregexplock.get_lock().lock();\
+	static const boost::regex	var_name(xpr_text , reg_exp_flags);\
+	if(!local_is_initialized_1)\
+{\
+	boost::interprocess::ipcdetail::atomic_write32(&regexp_initialized_1, 1);\
+	gregexplock.get_lock().unlock();\
+}
+
+#define STATIC_REGEXP_EXPR_2(var_name, xpr_text, reg_exp_flags) \
+	static volatile boost::uint32_t regexp_initialized_2 = 0;\
+	volatile boost::uint32_t local_is_initialized_2 = regexp_initialized_2;\
+	if(!local_is_initialized_2)\
+	gregexplock.get_lock().lock().lock();\
+	static const boost::regex	var_name(xpr_text , reg_exp_flags);\
+	if(!local_is_initialized_2)\
+{\
+	boost::interprocess::ipcdetail::atomic_write32(&regexp_initialized_2, 1);\
+	gregexplock.get_lock().lock().unlock();\
+}
+
+#define STATIC_REGEXP_EXPR_3(var_name, xpr_text, reg_exp_flags) \
+	static volatile boost::uint32_t regexp_initialized_3 = 0;\
+	volatile boost::uint32_t local_is_initialized_3 = regexp_initialized_3;\
+	if(!local_is_initialized_3)\
+	gregexplock.get_lock().lock().lock();\
+	static const boost::regex	var_name(xpr_text , reg_exp_flags);\
+	if(!local_is_initialized_3)\
+{\
+	boost::interprocess::ipcdetail::atomic_write32(&regexp_initialized_3, 1);\
+	gregexplock.get_lock().lock().unlock();\
+}
+}
+
+#endif //_REG_EXP_DEFINER_H_