1 #ifndef _DALI_INTERNAL_PLATFORM_FILECLOSER_H__
2 #define _DALI_INTERNAL_PLATFORM_FILECLOSER_H__
4 * Copyright (c) 2014 Samsung Electronics Co., Ltd.
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
10 * http://www.apache.org/licenses/LICENSE-2.0
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
33 * Opens files and closes them later even if an exception is thrown.
40 * @brief Construct a FileCloser guarding a new FILE* for accessing the path passed in.
42 FileCloser( const char * const filename, const char * const mode ) :
43 mFile(fopen(filename, mode))
45 DALI_ASSERT_DEBUG( filename != 0 && "Cant open a null filename." );
46 DALI_ASSERT_DEBUG( mode != 0 && "Null mode is undefined behaviour in spec." );
50 DALI_LOG_WARNING( "File open failed for: \"%s\" in mode: \"%s\".\n", filename, mode );
55 * @brief Construct a FileCloser guarding a FILE* for reading out of the memory buffer passed in.
57 FileCloser( void * const buffer, const size_t bufferSize, const char * const mode ) :
58 mFile( fmemopen( buffer, bufferSize, mode ) )
60 DALI_ASSERT_DEBUG( buffer != 0 && "Cant open file on null buffer." );
61 DALI_ASSERT_DEBUG( bufferSize > 0 && "Pointless to open file on empty buffer." );
62 DALI_ASSERT_DEBUG( mode != 0 && "Null mode is undefined behaviour in spec." );
66 DALI_LOG_WARNING( "File open failed for memory buffer at location: \"%p\", of size: \"%u\", in mode: \"%s\".\n", static_cast<void*>(buffer), static_cast<unsigned>(bufferSize), mode );
71 * @brief Destroy the FileCloser and clean up its FILE*.
77 const int closeFailed = fclose( mFile );
81 DALI_LOG_WARNING( "File close failed for FILE: \"%p\".\n", static_cast<void*>(mFile) );
88 * @return The FILE* guarded by this object.
99 } /* namespace Platform */
100 } /* namespace Internal */
101 } /* namespace Dali */
103 #endif /* _DALI_INTERNAL_PLATFORM_FILECLOSER_H__ */