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Makefile	32.69 KB	-rw-rw-r--
Makefile.am	1.57 KB	-rw-rw-r--
Makefile.in	33.49 KB	-rw-rw-r--
addhead.cpp	7.13 KB	-rw-rw-r--
addhead.h	1.96 KB	-rw-rw-r--
addhead.o	574.42 KB	-rw-rw-r--
cache.cpp	20.22 KB	-rw-rw-r--
cache.h	5.72 KB	-rw-rw-r--
cache.o	1.12 MB	-rw-rw-r--
common.h	6.94 KB	-rw-rw-r--
common_auth.cpp	2.37 KB	-rw-rw-r--
common_auth.o	157.23 KB	-rw-rw-r--
curl.cpp	143.81 KB	-rw-rw-r--
curl.h	24.85 KB	-rw-rw-r--
curl.o	4.23 MB	-rw-rw-r--
fdcache.cpp	79.11 KB	-rw-rw-r--
fdcache.h	10.04 KB	-rw-rw-r--
fdcache.o	1.91 MB	-rw-rw-r--
gnutls_auth.cpp	10.44 KB	-rw-rw-r--
nss_auth.cpp	7.46 KB	-rw-rw-r--
openssl_auth.cpp	9.59 KB	-rw-rw-r--
openssl_auth.o	106.31 KB	-rw-rw-r--
psemaphore.h	2.01 KB	-rw-rw-r--
s3fs	5.94 MB	-rwxrwxr-x
s3fs.cpp	163.04 KB	-rw-rw-r--
s3fs.h	2.73 KB	-rw-rw-r--
s3fs.o	4.31 MB	-rw-rw-r--
s3fs_auth.h	2.21 KB	-rw-rw-r--
s3fs_util.cpp	49.47 KB	-rw-rw-r--
s3fs_util.h	4.78 KB	-rw-rw-r--
s3fs_util.o	1.14 MB	-rw-rw-r--
string_util.cpp	14.98 KB	-rw-rw-r--
string_util.h	2.77 KB	-rw-rw-r--
string_util.o	655.09 KB	-rw-rw-r--
test_string_util	461.34 KB	-rwxrwxr-x
test_string_util.cpp	5.06 KB	-rw-rw-r--
test_string_util.o	394.03 KB	-rw-rw-r--
test_util.h	2.85 KB	-rw-rw-r--

Code Editor : cache.cpp

/*
 * s3fs - FUSE-based file system backed by Amazon S3
 *
 * Copyright(C) 2007 Randy Rizun <rrizun@gmail.com>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */

#include <cstdio>
#include <sys/stat.h>
#include <sys/types.h>
#ifndef HAVE_CLOCK_GETTIME
#include <sys/time.h>
#endif
#include <unistd.h>
#include <stdint.h>
#include <pthread.h>
#include <cstring>
#include <syslog.h>
#include <string>
#include <map>
#include <vector>
#include <algorithm>
#include <list>

#include "cache.h"
#include "s3fs.h"
#include "s3fs_util.h"
#include "string_util.h"

using namespace std;

//-------------------------------------------------------------------
// Utility
//-------------------------------------------------------------------
#ifndef CLOCK_REALTIME
#define CLOCK_REALTIME          0
#endif
#ifndef CLOCK_MONOTONIC
#define CLOCK_MONOTONIC         CLOCK_REALTIME
#endif
#ifndef CLOCK_MONOTONIC_COARSE
#define CLOCK_MONOTONIC_COARSE  CLOCK_MONOTONIC
#endif

#ifdef HAVE_CLOCK_GETTIME
static int s3fs_clock_gettime(int clk_id, struct timespec* ts)
{
  return clock_gettime(static_cast<clockid_t>(clk_id), ts);
}
#else
static int s3fs_clock_gettime(int clk_id, struct timespec* ts)
{
  struct timeval now;
  if(0 != gettimeofday(&now, NULL)){
    return -1;
  }
  ts->tv_sec  = now.tv_sec;
  ts->tv_nsec = now.tv_usec * 1000;
  return 0;
}
#endif

inline void SetStatCacheTime(struct timespec& ts)
{
  if(-1 == s3fs_clock_gettime(CLOCK_MONOTONIC_COARSE, &ts)){
    ts.tv_sec  = time(NULL);
    ts.tv_nsec = 0;
  }
}

inline void InitStatCacheTime(struct timespec& ts)
{
  ts.tv_sec  = 0;
  ts.tv_nsec = 0;
}

inline int CompareStatCacheTime(const struct timespec& ts1, const struct timespec& ts2)
{
  // return -1:  ts1 < ts2
  //         0:  ts1 == ts2
  //         1:  ts1 > ts2
  if(ts1.tv_sec < ts2.tv_sec){
    return -1;
  }else if(ts1.tv_sec > ts2.tv_sec){
    return 1;
  }else{
    if(ts1.tv_nsec < ts2.tv_nsec){
      return -1;
    }else if(ts1.tv_nsec > ts2.tv_nsec){
      return 1;
    }
  }
  return 0;
}

inline bool IsExpireStatCacheTime(const struct timespec& ts, const time_t& expire)
{
  struct timespec nowts;
  SetStatCacheTime(nowts);
  return ((ts.tv_sec + expire) < nowts.tv_sec);
}

//
// For stats cache out 
//
typedef std::vector<stat_cache_t::iterator>   statiterlist_t;

struct sort_statiterlist{
  // ascending order
  bool operator()(const stat_cache_t::iterator& src1, const stat_cache_t::iterator& src2) const
  {
    int result = CompareStatCacheTime(src1->second->cache_date, src2->second->cache_date);
    if(0 == result){
      if(src1->second->hit_count < src2->second->hit_count){
        result = -1;
      }
    }
    return (result < 0);
  }
};

//
// For symbolic link cache out 
//
typedef std::vector<symlink_cache_t::iterator>   symlinkiterlist_t;

struct sort_symlinkiterlist{
  // ascending order
  bool operator()(const symlink_cache_t::iterator& src1, const symlink_cache_t::iterator& src2) const
  {
    int result = CompareStatCacheTime(src1->second->cache_date, src2->second->cache_date);  // use the same as Stats
    if(0 == result){
      if(src1->second->hit_count < src2->second->hit_count){
        result = -1;
      }
    }
    return (result < 0);
  }
};

//-------------------------------------------------------------------
// Static
//-------------------------------------------------------------------
StatCache       StatCache::singleton;
pthread_mutex_t StatCache::stat_cache_lock;

//-------------------------------------------------------------------
// Constructor/Destructor
//-------------------------------------------------------------------
StatCache::StatCache() : IsExpireTime(false), IsExpireIntervalType(false), ExpireTime(0), CacheSize(100000), IsCacheNoObject(false)
{
  if(this == StatCache::getStatCacheData()){
    stat_cache.clear();
    pthread_mutexattr_t attr;
    pthread_mutexattr_init(&attr);
#if S3FS_PTHREAD_ERRORCHECK
    pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_ERRORCHECK);
#endif
    pthread_mutex_init(&StatCache::stat_cache_lock, &attr);
  }else{
    abort();
  }
}

StatCache::~StatCache()
{
  if(this == StatCache::getStatCacheData()){
    Clear();
    pthread_mutex_destroy(&StatCache::stat_cache_lock);
  }else{
    abort();
  }
}

//-------------------------------------------------------------------
// Methods
//-------------------------------------------------------------------
unsigned long StatCache::GetCacheSize() const
{
  return CacheSize;
}

unsigned long StatCache::SetCacheSize(unsigned long size)
{
  unsigned long old = CacheSize;
  CacheSize = size;
  return old;
}

time_t StatCache::GetExpireTime() const
{
  return (IsExpireTime ? ExpireTime : (-1));
}

time_t StatCache::SetExpireTime(time_t expire, bool is_interval)
{
  time_t old           = ExpireTime;
  ExpireTime           = expire;
  IsExpireTime         = true;
  IsExpireIntervalType = is_interval;
  return old;
}

time_t StatCache::UnsetExpireTime()
{
  time_t old           = IsExpireTime ? ExpireTime : (-1);
  ExpireTime           = 0;
  IsExpireTime         = false;
  IsExpireIntervalType = false;
  return old;
}

bool StatCache::SetCacheNoObject(bool flag)
{
  bool old = IsCacheNoObject;
  IsCacheNoObject = flag;
  return old;
}

void StatCache::Clear()
{
  AutoLock lock(&StatCache::stat_cache_lock);

for(stat_cache_t::iterator iter = stat_cache.begin(); iter != stat_cache.end(); ++iter){
    delete (*iter).second;
  }
  stat_cache.clear();
  S3FS_MALLOCTRIM(0);
}

bool StatCache::GetStat(const string& key, struct stat* pst, headers_t* meta, bool overcheck, const char* petag, bool* pisforce)
{
  bool is_delete_cache = false;
  string strpath = key;

AutoLock lock(&StatCache::stat_cache_lock);

stat_cache_t::iterator iter = stat_cache.end();
  if(overcheck && '/' != strpath[strpath.length() - 1]){
    strpath += "/";
    iter = stat_cache.find(strpath);
  }
  if(iter == stat_cache.end()){
    strpath = key;
    iter = stat_cache.find(strpath);
  }

if(iter != stat_cache.end() && (*iter).second){
    stat_cache_entry* ent = (*iter).second;
    if(!IsExpireTime || !IsExpireStatCacheTime(ent->cache_date, ExpireTime)){
      if(ent->noobjcache){
        if(!IsCacheNoObject){
          // need to delete this cache.
          DelStat(strpath, /*lock_already_held=*/ true);
        }else{
          // noobjcache = true means no object.
        }
        return false;
      }
      // hit without checking etag
      string stretag;
      if(petag){
        // find & check ETag
        for(headers_t::iterator hiter = ent->meta.begin(); hiter != ent->meta.end(); ++hiter){
          string tag = lower(hiter->first);
          if(tag == "etag"){
            stretag = hiter->second;
            if('\0' != petag[0] && 0 != strcmp(petag, stretag.c_str())){
              is_delete_cache = true;
            }
            break;
          }
        }
      }
      if(is_delete_cache){
        // not hit by different ETag
        S3FS_PRN_DBG("stat cache not hit by ETag[path=%s][time=%lld.%09ld][hit count=%lu][ETag(%s)!=(%s)]",
          strpath.c_str(), static_cast<long long>(ent->cache_date.tv_sec), ent->cache_date.tv_nsec, ent->hit_count, petag ? petag : "null", stretag.c_str());
      }else{
        // hit 
        S3FS_PRN_DBG("stat cache hit [path=%s][time=%lld.%09ld][hit count=%lu]",
          strpath.c_str(), static_cast<long long>(ent->cache_date.tv_sec), ent->cache_date.tv_nsec, ent->hit_count);

if(pst!= NULL){
          *pst= ent->stbuf;
        }
        if(meta != NULL){
          *meta = ent->meta;
        }
        if(pisforce != NULL){
          (*pisforce) = ent->isforce;
        }
        ent->hit_count++;

if(IsExpireIntervalType){
          SetStatCacheTime(ent->cache_date);
        }
        return true;
      }

}else{
      // timeout
      is_delete_cache = true;
    }
  }

if(is_delete_cache){
    DelStat(strpath, /*lock_already_held=*/ true);
  }
  return false;
}

bool StatCache::IsNoObjectCache(const string& key, bool overcheck)
{
  bool is_delete_cache = false;
  string strpath = key;

if(!IsCacheNoObject){
    return false;
  }

AutoLock lock(&StatCache::stat_cache_lock);

if(iter != stat_cache.end() && (*iter).second) {
    if(!IsExpireTime || !IsExpireStatCacheTime((*iter).second->cache_date, ExpireTime)){
      if((*iter).second->noobjcache){
        // noobjcache = true means no object.
        SetStatCacheTime((*iter).second->cache_date);
        return true;
      }
    }else{
      // timeout
      is_delete_cache = true;
    }
  }

if(is_delete_cache){
    DelStat(strpath, /*lock_already_held=*/ true);
  }
  return false;
}

bool StatCache::AddStat(const std::string& key, headers_t& meta, bool forcedir, bool no_truncate)
{
  if(!no_truncate && CacheSize< 1){
    return true;
  }
  S3FS_PRN_INFO3("add stat cache entry[path=%s]", key.c_str());

bool found;
  bool do_truncate;
  {
    AutoLock lock(&StatCache::stat_cache_lock);
    found = stat_cache.end() != stat_cache.find(key);
    do_truncate = stat_cache.size() > CacheSize;
  }

if(found){
    DelStat(key.c_str());
  }else{
    if(do_truncate){
      if(!TruncateCache()){
        return false;
      }
    }
  }

// make new
  stat_cache_entry* ent = new stat_cache_entry();
  if(!convert_header_to_stat(key.c_str(), meta, &(ent->stbuf), forcedir)){
    delete ent;
    return false;
  }
  ent->hit_count  = 0;
  ent->isforce    = forcedir;
  ent->noobjcache = false;
  ent->notruncate = (no_truncate ? 1L : 0L);
  ent->meta.clear();
  SetStatCacheTime(ent->cache_date);    // Set time.
  //copy only some keys
  for(headers_t::iterator iter = meta.begin(); iter != meta.end(); ++iter){
    string tag   = lower(iter->first);
    string value = iter->second;
    if(tag == "content-type"){
      ent->meta[iter->first] = value;
    }else if(tag == "content-length"){
      ent->meta[iter->first] = value;
    }else if(tag == "etag"){
      ent->meta[iter->first] = value;
    }else if(tag == "last-modified"){
      ent->meta[iter->first] = value;
    }else if(tag.substr(0, 5) == "x-amz"){
      ent->meta[tag] = value;		// key is lower case for "x-amz"
    }
  }

// add
  AutoLock lock(&StatCache::stat_cache_lock);

stat_cache_t::iterator iter = stat_cache.find(key);   // recheck for same key exists
  if(stat_cache.end() != iter){
    delete iter->second;
    stat_cache.erase(iter);
  }
  stat_cache[key] = ent;

// check symbolic link cache
  if(!S_ISLNK(ent->stbuf.st_mode)){
    if(symlink_cache.end() != symlink_cache.find(key)){
      // if symbolic link cache has key, thus remove it.
      DelSymlink(key.c_str(), true);
    }
  }

return true;
}

bool StatCache::AddNoObjectCache(const string& key)
{
  if(!IsCacheNoObject){
    return true;    // pretend successful
  }
  if(CacheSize < 1){
    return true;
  }
  S3FS_PRN_INFO3("add no object cache entry[path=%s]", key.c_str());

bool found;
  bool do_truncate;
  {
    AutoLock lock(&StatCache::stat_cache_lock);
    found = stat_cache.end() != stat_cache.find(key);
    do_truncate = stat_cache.size() > CacheSize;
  }

if(found){
    DelStat(key.c_str());
  }else{
    if(do_truncate){
      if(!TruncateCache()){
        return false;
      }
    }
  }

// make new
  stat_cache_entry* ent = new stat_cache_entry();
  memset(&(ent->stbuf), 0, sizeof(struct stat));
  ent->hit_count  = 0;
  ent->isforce    = false;
  ent->noobjcache = true;
  ent->notruncate = 0L;
  ent->meta.clear();
  SetStatCacheTime(ent->cache_date);    // Set time.

// add
  AutoLock lock(&StatCache::stat_cache_lock);

stat_cache_t::iterator iter = stat_cache.find(key);   // recheck for same key exists
  if(stat_cache.end() != iter){
    delete iter->second;
    stat_cache.erase(iter);
  }
  stat_cache[key] = ent;

// check symbolic link cache
  if(symlink_cache.end() != symlink_cache.find(key)){
    // if symbolic link cache has key, thus remove it.
    DelSymlink(key.c_str(), true);
  }

return true;
}

void StatCache::ChangeNoTruncateFlag(const std::string& key, bool no_truncate)
{
  AutoLock lock(&StatCache::stat_cache_lock);
  stat_cache_t::iterator iter = stat_cache.find(key);

if(stat_cache.end() != iter){
    stat_cache_entry* ent = iter->second;
    if(ent){
      if(no_truncate){
        ++(ent->notruncate);
      }else{
        if(0L < ent->notruncate){
          --(ent->notruncate);
        }
      }
    }
  }
}

bool StatCache::TruncateCache()
{
  AutoLock lock(&StatCache::stat_cache_lock);

if(stat_cache.empty()){
    return true;
  }

// 1) erase over expire time
  if(IsExpireTime){
    for(stat_cache_t::iterator iter = stat_cache.begin(); iter != stat_cache.end(); ){
      stat_cache_entry* entry = iter->second;
      if(!entry || (0L == entry->notruncate && IsExpireStatCacheTime(entry->cache_date, ExpireTime))){
        delete entry;
        stat_cache.erase(iter++);
      }else{
        ++iter;
      }
    }
  }

// 2) check stat cache count
  if(stat_cache.size() < CacheSize){
    return true;
  }

// 3) erase from the old cache in order
  size_t            erase_count= stat_cache.size() - CacheSize + 1;
  statiterlist_t    erase_iters;
  for(stat_cache_t::iterator iter = stat_cache.begin(); iter != stat_cache.end(); ++iter){
    // check no truncate
    stat_cache_entry* ent = iter->second;
    if(ent && 0L < ent->notruncate){
      // skip for no truncate entry
      if(0 < erase_count){
        --erase_count;     // decrement
      }
    }
    // iter is not have notruncate flag
    erase_iters.push_back(iter);
    sort(erase_iters.begin(), erase_iters.end(), sort_statiterlist());
    if(erase_count < erase_iters.size()){
      erase_iters.pop_back();
    }
  }
  for(statiterlist_t::iterator iiter = erase_iters.begin(); iiter != erase_iters.end(); ++iiter){
    stat_cache_t::iterator siter = *iiter;

S3FS_PRN_DBG("truncate stat cache[path=%s]", siter->first.c_str());
    delete siter->second;
    stat_cache.erase(siter);
  }
  S3FS_MALLOCTRIM(0);

return true;
}

bool StatCache::DelStat(const char* key, bool lock_already_held)
{
  if(!key){
    return false;
  }
  S3FS_PRN_INFO3("delete stat cache entry[path=%s]", key);

AutoLock lock(&StatCache::stat_cache_lock, lock_already_held ? AutoLock::ALREADY_LOCKED : AutoLock::NONE);

stat_cache_t::iterator iter;
  if(stat_cache.end() != (iter = stat_cache.find(string(key)))){
    delete (*iter).second;
    stat_cache.erase(iter);
  }
  if(0 < strlen(key) && 0 != strcmp(key, "/")){
    string strpath = key;
    if('/' == strpath[strpath.length() - 1]){
      // If there is "path" cache, delete it.
      strpath = strpath.substr(0, strpath.length() - 1);
    }else{
      // If there is "path/" cache, delete it.
      strpath += "/";
    }
    if(stat_cache.end() != (iter = stat_cache.find(strpath))){
      delete (*iter).second;
      stat_cache.erase(iter);
    }
  }
  S3FS_MALLOCTRIM(0);

return true;
}

bool StatCache::GetSymlink(const string& key, string& value)
{
  bool is_delete_cache = false;
  string strpath = key;

AutoLock lock(&StatCache::stat_cache_lock);

symlink_cache_t::iterator iter = symlink_cache.find(strpath);
  if(iter != symlink_cache.end() && iter->second){
    symlink_cache_entry* ent = iter->second;
    if(!IsExpireTime || !IsExpireStatCacheTime(ent->cache_date, ExpireTime)){   // use the same as Stats
        // found
        S3FS_PRN_DBG("symbolic link cache hit [path=%s][time=%lld.%09ld][hit count=%lu]",
          strpath.c_str(), static_cast<long long>(ent->cache_date.tv_sec), ent->cache_date.tv_nsec, ent->hit_count);

value = ent->link;

ent->hit_count++;
        if(IsExpireIntervalType){
          SetStatCacheTime(ent->cache_date);
        }
        return true;
    }else{
      // timeout
      is_delete_cache = true;
    }
  }

if(is_delete_cache){
    DelSymlink(strpath.c_str(), /*lock_already_held=*/ true);
  }
  return false;
}

bool StatCache::AddSymlink(const string& key, const string& value)
{
  if(CacheSize< 1){
    return true;
  }
  S3FS_PRN_INFO3("add symbolic link cache entry[path=%s, value=%s]", key.c_str(), value.c_str());

bool found;
  bool do_truncate;
  {
    AutoLock lock(&StatCache::stat_cache_lock);
    found       = symlink_cache.end() != symlink_cache.find(key);
    do_truncate = symlink_cache.size() > CacheSize;
  }

if(found){
    DelSymlink(key.c_str());
  }else{
    if(do_truncate){
      if(!TruncateSymlink()){
        return false;
      }
    }
  }

// make new
  symlink_cache_entry* ent = new symlink_cache_entry();
  ent->link       = value;
  ent->hit_count  = 0;
  SetStatCacheTime(ent->cache_date);    // Set time(use the same as Stats).

// add
  AutoLock lock(&StatCache::stat_cache_lock);

symlink_cache_t::iterator iter = symlink_cache.find(key);   // recheck for same key exists
  if(symlink_cache.end() != iter){
    delete iter->second;
    symlink_cache.erase(iter);
  }
  symlink_cache[key] = ent;

return true;
}

bool StatCache::TruncateSymlink()
{
  AutoLock lock(&StatCache::stat_cache_lock);

if(symlink_cache.empty()){
    return true;
  }

// 1) erase over expire time
  if(IsExpireTime){
    for(symlink_cache_t::iterator iter = symlink_cache.begin(); iter != symlink_cache.end(); ){
      symlink_cache_entry* entry = iter->second;
      if(!entry || IsExpireStatCacheTime(entry->cache_date, ExpireTime)){  // use the same as Stats
        delete entry;
        symlink_cache.erase(iter++);
      }else{
        ++iter;
      }
    }
  }

// 2) check stat cache count
  if(symlink_cache.size() < CacheSize){
    return true;
  }

// 3) erase from the old cache in order
  size_t            erase_count= symlink_cache.size() - CacheSize + 1;
  symlinkiterlist_t erase_iters;
  for(symlink_cache_t::iterator iter = symlink_cache.begin(); iter != symlink_cache.end(); ++iter){
    erase_iters.push_back(iter);
    sort(erase_iters.begin(), erase_iters.end(), sort_symlinkiterlist());
    if(erase_count < erase_iters.size()){
      erase_iters.pop_back();
    }
  }
  for(symlinkiterlist_t::iterator iiter = erase_iters.begin(); iiter != erase_iters.end(); ++iiter){
    symlink_cache_t::iterator siter = *iiter;

S3FS_PRN_DBG("truncate symbolic link  cache[path=%s]", siter->first.c_str());
    delete siter->second;
    symlink_cache.erase(siter);
  }
  S3FS_MALLOCTRIM(0);

return true;
}

bool StatCache::DelSymlink(const char* key, bool lock_already_held)
{
  if(!key){
    return false;
  }
  S3FS_PRN_INFO3("delete symbolic link cache entry[path=%s]", key);

AutoLock lock(&StatCache::stat_cache_lock, lock_already_held ? AutoLock::ALREADY_LOCKED : AutoLock::NONE);

symlink_cache_t::iterator iter;
  if(symlink_cache.end() != (iter = symlink_cache.find(string(key)))){
    delete iter->second;
    symlink_cache.erase(iter);
  }
  S3FS_MALLOCTRIM(0);

return true;
}

//-------------------------------------------------------------------
// Functions
//-------------------------------------------------------------------
bool convert_header_to_stat(const char* path, headers_t& meta, struct stat* pst, bool forcedir)
{
  if(!path || !pst){
    return false;
  }
  memset(pst, 0, sizeof(struct stat));

pst->st_nlink = 1; // see fuse FAQ

// mode
  pst->st_mode = get_mode(meta, path, true, forcedir);

// blocks
  if(S_ISREG(pst->st_mode)){
    pst->st_blocks = get_blocks(pst->st_size);
  }
  pst->st_blksize = 4096;

// mtime
  pst->st_mtime = get_mtime(meta);

// ctime
  pst->st_ctime = get_ctime(meta);

// size
  pst->st_size = get_size(meta);

// uid/gid
  pst->st_uid = get_uid(meta);
  pst->st_gid = get_gid(meta);

return true;
}

/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
* vim600: noet sw=4 ts=4 fdm=marker
* vim<600: noet sw=4 ts=4
*/

${this.title}

Code Editor : cache.cpp