FM / v4

/usr/include/boost/regex/v4

Name	Size	Mode	Actions
basic_regex.hpp	24089	0644	edit dl rm
basic_regex_creator.hpp	54206	0644	edit dl rm
basic_regex_parser.hpp	112851	0644	edit dl rm
char_regex_traits.hpp	1726	0644	edit dl rm
cpp_regex_traits.hpp	39425	0644	edit dl rm
cregex.hpp	10987	0644	edit dl rm
c_regex_traits.hpp	5497	0644	edit dl rm
error_type.hpp	1258	0644	edit dl rm
fileiter.hpp	14377	0644	edit dl rm
indexed_bit_flag.hpp	1316	0644	edit dl rm
instances.hpp	9080	0644	edit dl rm
iterator_category.hpp	1960	0644	edit dl rm
iterator_traits.hpp	3802	0644	edit dl rm
match_flags.hpp	6934	0644	edit dl rm
match_results.hpp	22773	0644	edit dl rm
mem_block_cache.hpp	3132	0644	edit dl rm
perl_matcher.hpp	18847	0644	edit dl rm
perl_matcher_common.hpp	30476	0644	edit dl rm
perl_matcher_non_recursive.hpp	63238	0644	edit dl rm
perl_matcher_recursive.hpp	34540	0644	edit dl rm
primary_transform.hpp	3347	0644	edit dl rm
protected_call.hpp	1688	0644	edit dl rm
regbase.hpp	5972	0644	edit dl rm
regex.hpp	4590	0644	edit dl rm
regex_format.hpp	34231	0644	edit dl rm
regex_fwd.hpp	1646	0644	edit dl rm
regex_grep.hpp	4879	0644	edit dl rm
regex_iterator.hpp	6474	0644	edit dl rm
regex_match.hpp	14475	0644	edit dl rm
regex_merge.hpp	2765	0644	edit dl rm
regex_raw_buffer.hpp	3686	0644	edit dl rm
regex_replace.hpp	2925	0644	edit dl rm
regex_search.hpp	7097	0644	edit dl rm
regex_split.hpp	4956	0644	edit dl rm
regex_token_iterator.hpp	12613	0644	edit dl rm
regex_traits.hpp	4965	0644	edit dl rm
regex_traits_defaults.hpp	11555	0644	edit dl rm
regex_workaround.hpp	6171	0644	edit dl rm
states.hpp	11915	0644	edit dl rm
sub_match.hpp	23155	0644	edit dl rm
syntax_type.hpp	4374	0644	edit dl rm
u32regex_iterator.hpp	6475	0644	edit dl rm
u32regex_token_iterator.hpp	15068	0644	edit dl rm
w32_regex_traits.hpp	24455	0644	edit dl rm

Edit: /usr/include/boost/regex/v4/mem_block_cache.hpp (3132B)

/*
 * Copyright (c) 2002
 * John Maddock
 *
 * Use, modification and distribution are subject to the 
 * Boost Software License, Version 1.0. (See accompanying file 
 * LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 *
 */

/*
  *   LOCATION:    see http://www.boost.org for most recent version.
  *   FILE         mem_block_cache.hpp
  *   VERSION      see <boost/version.hpp>
  *   DESCRIPTION: memory block cache used by the non-recursive matcher.
  */

#ifndef BOOST_REGEX_V4_MEM_BLOCK_CACHE_HPP
#define BOOST_REGEX_V4_MEM_BLOCK_CACHE_HPP

#include <new>
#ifdef BOOST_HAS_THREADS
#include <boost/regex/pending/static_mutex.hpp>
#endif

#ifdef BOOST_HAS_ABI_HEADERS
#  include BOOST_ABI_PREFIX
#endif

#ifndef BOOST_NO_CXX11_HDR_ATOMIC
  #include <atomic>
  #if ATOMIC_POINTER_LOCK_FREE == 2
    #define BOOST_REGEX_MEM_BLOCK_CACHE_LOCK_FREE
    #define BOOST_REGEX_ATOMIC_POINTER std::atomic
  #endif
#endif

namespace boost{
namespace BOOST_REGEX_DETAIL_NS{

#ifdef BOOST_REGEX_MEM_BLOCK_CACHE_LOCK_FREE /* lock free implementation */
struct mem_block_cache
{
  std::atomic<void*> cache[BOOST_REGEX_MAX_CACHE_BLOCKS];

~mem_block_cache()
   {
     for (size_t i = 0;i < BOOST_REGEX_MAX_CACHE_BLOCKS; ++i) {
       if (cache[i].load()) ::operator delete(cache[i].load());
     }
   }
   void* get()
   {
     for (size_t i = 0;i < BOOST_REGEX_MAX_CACHE_BLOCKS; ++i) {
       void* p = cache[i].load();
       if (p != NULL) {
         if (cache[i].compare_exchange_strong(p, NULL)) return p;
       }
     }
     return ::operator new(BOOST_REGEX_BLOCKSIZE);
   }
   void put(void* ptr)
   {
     for (size_t i = 0;i < BOOST_REGEX_MAX_CACHE_BLOCKS; ++i) {
       void* p = cache[i].load();
       if (p == NULL) {
         if (cache[i].compare_exchange_strong(p, ptr)) return;
       }
     }
     ::operator delete(ptr);
   }
};

#else /* lock-based implementation */

struct mem_block_node
{
   mem_block_node* next;
};

struct mem_block_cache
{
   // this member has to be statically initialsed:
   mem_block_node* next;
   unsigned cached_blocks;
#ifdef BOOST_HAS_THREADS
   boost::static_mutex mut;
#endif

~mem_block_cache()
   {
      while(next)
      {
         mem_block_node* old = next;
         next = next->next;
         ::operator delete(old);
      }
   }
   void* get()
   {
#ifdef BOOST_HAS_THREADS
      boost::static_mutex::scoped_lock g(mut);
#endif
     if(next)
      {
         mem_block_node* result = next;
         next = next->next;
         --cached_blocks;
         return result;
      }
      return ::operator new(BOOST_REGEX_BLOCKSIZE);
   }
   void put(void* p)
   {
#ifdef BOOST_HAS_THREADS
      boost::static_mutex::scoped_lock g(mut);
#endif
      if(cached_blocks >= BOOST_REGEX_MAX_CACHE_BLOCKS)
      {
         ::operator delete(p);
      }
      else
      {
         mem_block_node* old = static_cast<mem_block_node*>(p);
         old->next = next;
         next = old;
         ++cached_blocks;
      }
   }
};
#endif

extern mem_block_cache block_cache;

}
} // namespace boost

#ifdef BOOST_HAS_ABI_HEADERS
#  include BOOST_ABI_SUFFIX
#endif

#endif

cmd: