Configure cppcheck

Makefile.am

@@ -28,3 +28,13 @@ dist-hook:
 release : dist ../utils/release.sh
 	../utils/release.sh $(DIST_ARCHIVES)
 
+cppcheck:
+	cppcheck --quiet --error-exitcode=1 \
+            -U CURLE_PEER_FAILED_VERIFICATION \
+            --enable=warning \
+            --enable=performance \
+            --enable=portability \
+            --enable=information \
+            --enable=missingInclude \
+            --suppress=missingIncludeSystem \
+            src/ test/

src/cache.cpp

@@ -330,7 +330,7 @@ bool StatCache::AddNoObjectCache(string& key)
 
 bool StatCache::TruncateCache(void)
 {
-  if(0 == stat_cache.size()){
+  if(stat_cache.empty()){
     return true;
   }
 
@@ -340,7 +340,7 @@ bool StatCache::TruncateCache(void)
   stat_cache_t::iterator iter_to_delete = stat_cache.end();
   stat_cache_t::iterator iter;
 
-  for(iter = stat_cache.begin(); iter != stat_cache.end(); iter++) {
+  for(iter = stat_cache.begin(); iter != stat_cache.end(); ++iter) {
     if((*iter).second){
       if(lowest_time > (*iter).second->cache_date){
         lowest_time    = (*iter).second->cache_date;

src/curl.cpp

@@ -879,7 +879,7 @@ bool S3fsCurl::LoadEnvSseKeys(void)
 //
 bool S3fsCurl::GetSseKey(string& md5, string& ssekey)
 {
-  for(sseckeylist_t::const_iterator iter = S3fsCurl::sseckeys.begin(); iter != S3fsCurl::sseckeys.end(); iter++){
+  for(sseckeylist_t::const_iterator iter = S3fsCurl::sseckeys.begin(); iter != S3fsCurl::sseckeys.end(); ++iter){
     if(0 == md5.length() || md5 == (*iter).begin()->first){
       md5    = iter->begin()->first;
       ssekey = iter->begin()->second;
@@ -898,7 +898,7 @@ bool S3fsCurl::GetSseKeyMd5(int pos, string& md5)
     return false;
   }
   int cnt = 0;
-  for(sseckeylist_t::const_iterator iter = S3fsCurl::sseckeys.begin(); iter != S3fsCurl::sseckeys.end(); iter++, cnt++){
+  for(sseckeylist_t::const_iterator iter = S3fsCurl::sseckeys.begin(); iter != S3fsCurl::sseckeys.end(); ++iter, ++cnt){
     if(pos == cnt){
       md5 = iter->begin()->first;
       return true;
@@ -1756,7 +1756,7 @@ int S3fsCurl::RequestPerform(void)
           FPRNNN("This check can be over-ridden by using the -o ssl_verify_hostname=0");
           FPRNNN("The certificate will still be checked but the hostname will not be verified.");
           FPRNNN("A more secure method would be to use a bucket name without periods.");
-        }else
+        }else{
           DPRNNN("my_curl_easy_perform: curlCode: %d -- %s", curlCode, curl_easy_strerror(curlCode));
         }
         exit(EXIT_FAILURE);
@@ -3539,7 +3539,7 @@ int S3fsMultiCurl::Request(void)
   // Send multi request loop( with retry )
   // (When many request is sends, sometimes gets "Couldn't connect to server")
   //
-  while(0 < cMap_all.size()){
+  while(!cMap_all.empty()){
     // populate the multi interface with an initial set of requests
     if(NULL == (hMulti = curl_multi_init())){
       Clear();

src/fdcache.cpp

@@ -212,7 +212,7 @@ PageList::~PageList()
 
 off_t PageList::Size(void) const
 {
-  if(0 == pages.size()){
+  if(pages.empty()){
     return 0;
   }
   fdpage_list_t::const_reverse_iterator riter = pages.rbegin();
@@ -246,7 +246,7 @@ int PageList::Resize(off_t size, bool is_init)
     }
 
   }else if(total > size){
-    for(fdpage_list_t::reverse_iterator riter = pages.rbegin(); riter != pages.rend(); riter++){
+    for(fdpage_list_t::reverse_iterator riter = pages.rbegin(); riter != pages.rend(); ++riter){
       if((*riter)->offset < size){
         (*riter)->bytes = static_cast<size_t>(size - (*riter)->offset);
         break;
@@ -276,7 +276,7 @@ bool PageList::IsInit(off_t start, off_t size)
 {
   off_t next = start + size;
 
-  if(0 == pages.size()){
+  if(pages.empty()){
     return false;
   }
   // check end
@@ -285,7 +285,7 @@ bool PageList::IsInit(off_t start, off_t size)
     // size is over end of page list.
     return false;
   }
-  for(fdpage_list_t::iterator iter = pages.begin(); iter != pages.end(); iter++){
+  for(fdpage_list_t::iterator iter = pages.begin(); iter != pages.end(); ++iter){
     if(next <= (*iter)->offset){
       break;
     }
@@ -309,7 +309,7 @@ bool PageList::SetInit(off_t start, off_t size, bool is_init)
   }
 
   off_t next = start + size;
-  for(fdpage_list_t::iterator iter = pages.begin(); iter != pages.end(); iter++){
+  for(fdpage_list_t::iterator iter = pages.begin(); iter != pages.end(); ++iter){
     if((*iter)->end() < start){
       // out of area
       //   iter:start < iter:end < start < end
@@ -333,7 +333,7 @@ bool PageList::SetInit(off_t start, off_t size, bool is_init)
 
 bool PageList::FindUninitPage(off_t start, off_t& resstart, size_t& ressize)
 {
-  for(fdpage_list_t::iterator iter = pages.begin(); iter != pages.end(); iter++){
+  for(fdpage_list_t::iterator iter = pages.begin(); iter != pages.end(); ++iter){
     if(start <= (*iter)->end()){
       if(!(*iter)->init){
         resstart = (*iter)->offset;
@@ -347,7 +347,7 @@ bool PageList::FindUninitPage(off_t start, off_t& resstart, size_t& ressize)
 
 int PageList::GetUninitPages(fdpage_list_t& uninit_list, off_t start, off_t size)
 {
-  for(fdpage_list_t::iterator iter = pages.begin(); iter != pages.end(); iter++){
+  for(fdpage_list_t::iterator iter = pages.begin(); iter != pages.end(); ++iter){
     if(start <= (*iter)->end()){
       if((start + size) <= (*iter)->offset){
         // reach to end
@@ -382,7 +382,7 @@ bool PageList::Serialize(CacheFileStat& file, bool is_output)
     stringstream ssall;
     ssall << Size();
 
-    for(fdpage_list_t::iterator iter = pages.begin(); iter != pages.end(); iter++){
+    for(fdpage_list_t::iterator iter = pages.begin(); iter != pages.end(); ++iter){
       ssall << "\n" << (*iter)->offset << ":" << (*iter)->bytes << ":" << ((*iter)->init ? "1" : "0");
     }
 
@@ -481,7 +481,7 @@ void PageList::Dump(void)
   int cnt = 0;
 
   DPRNINFO("pages = {");
-  for(fdpage_list_t::iterator iter = pages.begin(); iter != pages.end(); iter++, cnt++){
+  for(fdpage_list_t::iterator iter = pages.begin(); iter != pages.end(); ++iter, ++cnt){
     DPRNINFO("  [%08d] -> {%014jd - %014zu : %s}", cnt, (intmax_t)((*iter)->offset), (*iter)->bytes, (*iter)->init ? "true" : "false");
   }
   DPRNINFO("}");
@@ -491,7 +491,7 @@ void PageList::Dump(void)
 // FdEntity methods
 //------------------------------------------------
 FdEntity::FdEntity(const char* tpath, const char* cpath)
-          : is_lock_init(false), path(SAFESTRPTR(tpath)), cachepath(SAFESTRPTR(cpath)), fd(-1), file(NULL), is_modify(false)
+          : is_lock_init(false), refcnt(0), path(SAFESTRPTR(tpath)), cachepath(SAFESTRPTR(cpath)), fd(-1), file(NULL), is_modify(false)
 {
   try{
     pthread_mutex_init(&fdent_lock, NULL);
@@ -796,7 +796,7 @@ int FdEntity::Load(off_t start, off_t size)
   // check loaded area & load
   fdpage_list_t uninit_list;
   if(0 < pagelist.GetUninitPages(uninit_list, start, size)){
-    for(fdpage_list_t::iterator iter = uninit_list.begin(); iter != uninit_list.end(); iter++){
+    for(fdpage_list_t::iterator iter = uninit_list.begin(); iter != uninit_list.end(); ++iter){
       if(-1 != size && (start + size) <= (*iter)->offset){
         break;
       }
@@ -1136,7 +1136,7 @@ FdManager::FdManager()
 FdManager::~FdManager()
 {
   if(this == FdManager::get()){
-    for(fdent_map_t::iterator iter = fent.begin(); fent.end() != iter; iter++){
+    for(fdent_map_t::iterator iter = fent.begin(); fent.end() != iter; ++iter){
       FdEntity* ent = (*iter).second;
       delete ent;
     }
@@ -1170,7 +1170,7 @@ FdEntity* FdManager::GetFdEntity(const char* path, int existfd)
   }
 
   if(-1 != existfd){
-    for(iter = fent.begin(); iter != fent.end(); iter++){
+    for(iter = fent.begin(); iter != fent.end(); ++iter){
       if((*iter).second && (*iter).second->GetFd() == existfd){
         // found opend fd in map
         if(0 == strcmp((*iter).second->GetPath(), path)){
@@ -1249,7 +1249,7 @@ FdEntity* FdManager::ExistOpen(const char* path, int existfd)
     // search from all fdentity because of not using cache.
     AutoLock auto_lock(&FdManager::fd_manager_lock);
 
-    for(fdent_map_t::iterator iter = fent.begin(); iter != fent.end(); iter++){
+    for(fdent_map_t::iterator iter = fent.begin(); iter != fent.end(); ++iter){
       if((*iter).second && (*iter).second->GetFd() == existfd && (*iter).second->IsOpen()){
         // found opend fd in map
         if(0 == strcmp((*iter).second->GetPath(), path)){
@@ -1288,7 +1288,7 @@ bool FdManager::Close(FdEntity* ent)
 
   AutoLock auto_lock(&FdManager::fd_manager_lock);
 
-  for(fdent_map_t::iterator iter = fent.begin(); iter != fent.end(); iter++){
+  for(fdent_map_t::iterator iter = fent.begin(); iter != fent.end(); ++iter){
     if((*iter).second == ent){
       ent->Close();
       if(!ent->IsOpen()){

src/s3fs.cpp

@@ -216,14 +216,13 @@ static int s3fs_removexattr(const char* path, const char* name);
 //-------------------------------------------------------------------
 static bool is_special_name_folder_object(const char* path)
 {
-  string    strpath = path;
-  headers_t header;
-
   if(!path || '\0' == path[0]){
     return false;
   }
 
-  strpath = path;
+  string    strpath = path;
+  headers_t header;
+
   if(string::npos == strpath.find("_$folder$", 0)){
     if('/' == strpath[strpath.length() - 1]){
       strpath = strpath.substr(0, strpath.length() - 1);
@@ -609,7 +608,7 @@ static int check_parent_object_access(const char* path, int mask)
     return 0;
   }
   if(X_OK == (mask & X_OK)){
-    for(parent = mydirname(path); 0 < parent.size(); parent = mydirname(parent.c_str())){
+    for(parent = mydirname(path); 0 < parent.size(); parent = mydirname(parent)){
       if(parent == "."){
         parent = "/";
       }
@@ -1280,7 +1279,7 @@ static int rename_directory(const char* from, const char* to)
   S3ObjList::MakeHierarchizedList(headlist, false); // add hierarchized dir.
 
   s3obj_list_t::const_iterator liter;
-  for(liter = headlist.begin(); headlist.end() != liter; liter++){
+  for(liter = headlist.begin(); headlist.end() != liter; ++liter){
     // make "from" and "to" object name.
     string from_name = basepath + (*liter);
     string to_name   = strto + (*liter);
@@ -2235,7 +2234,7 @@ static int readdir_multi_head(const char* path, S3ObjList& head, void* buf, fuse
   curlmulti.SetRetryCallback(multi_head_retry_callback);
 
   // Loop
-  while(0 < headlist.size()){
+  while(!headlist.empty()){
     s3obj_list_t::iterator iter;
     long                   cnt;
 
@@ -2281,7 +2280,7 @@ static int readdir_multi_head(const char* path, S3ObjList& head, void* buf, fuse
     // populate fuse buffer
     // here is best posision, because a case is cache size < files in directory
     //
-    for(iter = fillerlist.begin(); fillerlist.end() != iter; iter++){
+    for(iter = fillerlist.begin(); fillerlist.end() != iter; ++iter){
       struct stat st;
       string bpath = mybasename((*iter));
       if(StatCache::getStatCacheData()->GetStat((*iter), &st)){
@@ -3343,11 +3342,11 @@ static void print_uncomp_mp_list(uncomp_mp_list_t& list)
   printf("Lists the parts that have been uploaded for a specific multipart upload.\n");
   printf("\n");
 
-  if(0 < list.size()){
+  if(!list.empty()){
     printf("---------------------------------------------------------------\n");
 
     int cnt = 0;
-    for(uncomp_mp_list_t::iterator iter = list.begin(); iter != list.end(); iter++, cnt++){
+    for(uncomp_mp_list_t::iterator iter = list.begin(); iter != list.end(); ++iter, ++cnt){
       printf(" Path     : %s\n", (*iter).key.c_str());
       printf(" UploadId : %s\n", (*iter).id.c_str());
       printf(" Date     : %s\n", (*iter).date.c_str());
@@ -3364,7 +3363,7 @@ static bool abort_uncomp_mp_list(uncomp_mp_list_t& list)
 {
   char buff[1024];
 
-  if(0 >= list.size()){
+  if(list.empty()){
     return true;
   }
   memset(buff, 0, sizeof(buff));
@@ -3385,7 +3384,7 @@ static bool abort_uncomp_mp_list(uncomp_mp_list_t& list)
   // do removing their.
   S3fsCurl s3fscurl;
   bool     result = true;
-  for(uncomp_mp_list_t::iterator iter = list.begin(); iter != list.end(); iter++){
+  for(uncomp_mp_list_t::iterator iter = list.begin(); iter != list.end(); ++iter){
     const char* tpath     = (*iter).key.c_str();
     string      upload_id = (*iter).id;
 

src/s3fs_util.cpp

@@ -233,7 +233,7 @@ bool S3ObjList::GetLastName(std::string& lastname) const
 {
   bool result = false;
   lastname = "";
-  for(s3obj_t::const_iterator iter = objects.begin(); iter != objects.end(); iter++){
+  for(s3obj_t::const_iterator iter = objects.begin(); iter != objects.end(); ++iter){
     if((*iter).second.orgname.length()){
       if(0 > strcmp(lastname.c_str(), (*iter).second.orgname.c_str())){
         lastname = (*iter).second.orgname;
@@ -253,7 +253,7 @@ bool S3ObjList::GetNameList(s3obj_list_t& list, bool OnlyNormalized, bool CutSla
 {
   s3obj_t::const_iterator iter;
 
-  for(iter = objects.begin(); objects.end() != iter; iter++){
+  for(iter = objects.begin(); objects.end() != iter; ++iter){
     if(OnlyNormalized && 0 != (*iter).second.normalname.length()){
       continue;
     }
@@ -275,7 +275,7 @@ bool S3ObjList::MakeHierarchizedList(s3obj_list_t& list, bool haveSlash)
   s3obj_h_t::iterator hiter;
   s3obj_list_t::const_iterator liter;
 
-  for(liter = list.begin(); list.end() != liter; liter++){
+  for(liter = list.begin(); list.end() != liter; ++liter){
     string strtmp = (*liter);
     if(1 < strtmp.length() && '/' == strtmp[strtmp.length() - 1]){
       strtmp = strtmp.substr(0, strtmp.length() - 1);