FILE * _fWrite = fopen(_chr(tmpWrite_str), "a");
if (_fWrite != NULL) {
// error("works");
FILE * _fRead = fopen(_chr(tmpRead_str), "r");
if (_fRead != NULL) {
long _lSize;
char* _buffer;
size_t _result;
// obtain file size
fseek (_fRead, 0, SEEK_END);
_lSize = ftell (_fRead);
rewind (_fRead);
// allocate memory to contain the whole file
_buffer = (char*) malloc (sizeof(char)*_lSize);
if (_buffer == NULL) error("memory error");
// copy the file into the buffer
_result = fread (_buffer, 1, _lSize, _fRead);
if (_result != _lSize) error("reading error");
// append buffer to write file
fwrite (_buffer, 1, _lSize, _fWrite);
fclose (_fRead);
free (_buffer);
}
fclose (_fWrite);
}
// else error("error");