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Small fixes to MemoryMappedFile, AudioThumbnail.

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This commit is contained in:
Julian Storer 2011-05-15 18:00:39 +01:00
parent df2526e33b
commit 2ecb4d3419
6 changed files with 94 additions and 96 deletions
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35
src/native/common/juce_posix_SharedCode.h
View file

@ -526,42 +526,37 @@ void FileOutputStream::flushInternal()
//==============================================================================
MemoryMappedFile::MemoryMappedFile (const File& file, MemoryMappedFile::AccessMode mode)
: address (nullptr),
internal (nullptr),
length (0)
length (0),
fileHandle (0)
{
jassert (mode == readOnly || mode == readWrite);
const int fd = open (file.getFullPathName().toUTF8(),
mode == readWrite ? (O_CREAT + O_RDWR) : O_RDONLY, 00644);
fileHandle = open (file.getFullPathName().toUTF8(),
mode == readWrite ? (O_CREAT + O_RDWR) : O_RDONLY, 00644);
internal = reinterpret_cast<void*> (fd);
if (fd != -1)
if (fileHandle != -1)
{
const int64 fileSize = file.getSize();
address = mmap (0, (size_t) fileSize,
void* m = mmap (0, (size_t) fileSize,
mode == readWrite ? (PROT_READ | PROT_WRITE) : PROT_READ,
MAP_SHARED, fd, 0);
MAP_SHARED, fileHandle, 0);
if (address == MAP_FAILED)
address = nullptr;
else
if (m != MAP_FAILED)
{
address = m;
length = (size_t) fileSize;
}
}
}
MemoryMappedFile::~MemoryMappedFile()
{
const int fd = reinterpret_cast <int> (internal);
if (address != nullptr)
munmap (address, length);
if (fd != 0)
{
if (address != nullptr)
munmap (address, length);
close (fd);
}
if (fileHandle != 0)
close (fileHandle);
}
//==============================================================================

11
src/native/windows/juce_win32_Files.cpp
View file

@ -302,8 +302,8 @@ void FileOutputStream::flushInternal()
//==============================================================================
MemoryMappedFile::MemoryMappedFile (const File& file, MemoryMappedFile::AccessMode mode)
: address (nullptr),
internal (nullptr),
length (0)
length (0),
fileHandle (nullptr)
{
jassert (mode == readOnly || mode == readWrite);
@ -321,10 +321,9 @@ MemoryMappedFile::MemoryMappedFile (const File& file, MemoryMappedFile::AccessMo
HANDLE h = CreateFile (file.getFullPathName().toWideCharPointer(), accessMode, FILE_SHARE_READ, 0,
createType, FILE_ATTRIBUTE_NORMAL, 0);
internal = (void*) h;
if (h != INVALID_HANDLE_VALUE)
{
fileHandle = (void*) h;
const int64 fileSize = file.getSize();
HANDLE mappingHandle = CreateFileMapping (h, 0, protect, (DWORD) (fileSize >> 32), (DWORD) fileSize, 0);
@ -345,8 +344,8 @@ MemoryMappedFile::~MemoryMappedFile()
if (address != nullptr)
UnmapViewOfFile (address);
if (internal != nullptr)
CloseHandle ((HANDLE) internal);
if (fileHandle != nullptr)
CloseHandle ((HANDLE) fileHandle);
}
//==============================================================================