Fix -Wcast-qual warnings

Author: igaztanaga

include/boost/interprocess/detail/win32_api.hpp

@@ -1717,16 +1717,17 @@ class eventlog_handle_closer
 // requested record in the buffer.
 template<class CharT>
 inline bool find_record_in_buffer( const void* pBuffer, unsigned long dwBytesRead, const CharT *provider_name
-                                 , unsigned int id_to_find, interprocess_eventlogrecord *&pevent_log_record)
+                                 , unsigned int id_to_find, const interprocess_eventlogrecord *&pevent_log_record)
 {
    const unsigned char * pRecord = static_cast<const unsigned char*>(pBuffer);
    const unsigned char * pEndOfRecords = pRecord + dwBytesRead;
 
    while (pRecord < pEndOfRecords){
-      interprocess_eventlogrecord *pTypedRecord = (interprocess_eventlogrecord*)(void*)pRecord;
+      const interprocess_eventlogrecord *pTypedRecord = (const interprocess_eventlogrecord*)(const void*)pRecord;
       // Check provider, written at the end of the fixed-part of the record
 
-      if (0 == winapi_traits<CharT>::cmp(provider_name, (CharT*)(void*)(pRecord + sizeof(interprocess_eventlogrecord))))
+      const CharT *const pName = static_cast<const CharT*>(static_cast<const void*>(pRecord + sizeof(interprocess_eventlogrecord)));
+      if (0 == winapi_traits<CharT>::cmp(provider_name, pName))
       {
          // Check event id
          if(id_to_find == (pTypedRecord->EventID & 0xFFFF)){
@@ -1794,7 +1795,7 @@ inline bool get_last_bootup_time(std::string &stamp)
             }
             else
             {
-               interprocess_eventlogrecord *pTypedRecord;
+               const interprocess_eventlogrecord *pTypedRecord;
                // Print the contents of each record in the buffer.
                if(find_record_in_buffer(heap_deleter.get(), dwBytesRead, provider_name, event_id, pTypedRecord)){
                   char stamp_str[sizeof(unsigned long)*3+1];
@@ -1860,7 +1861,7 @@ inline bool get_last_bootup_time(std::wstring &stamp)
             }
             else
             {
-               interprocess_eventlogrecord *pTypedRecord;
+               const interprocess_eventlogrecord *pTypedRecord;
                // Print the contents of each record in the buffer.
                if(find_record_in_buffer(heap_deleter.get(), dwBytesRead, provider_name, event_id, pTypedRecord)){
                   wchar_t stamp_str[sizeof(unsigned long)*3+1];

test/memory_algorithm_test_template.hpp

@@ -532,7 +532,9 @@ bool test_clear_free_memory(Allocator &a)
       for(std::size_t j = 0; j < memsize; ++j){
          if(static_cast<char*>((char*)ptr)[j]){
             std::cout << "Zero memory test failed. in buffer " << i
-                      << " byte " << j << " first address " << (void*) first_addr << " offset " << ((char*)ptr+j) - (char*)first_addr << " memsize: " << memsize << std::endl;
+                      << " byte " << j << " first address " << (const void*) first_addr
+                      << " offset " << ((const char*)ptr+j) - (const char*)first_addr
+                      << " memsize: " << memsize << std::endl;
             return false;
          }
       }