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Add Read/Write flags for File::, etc instead of using bool

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git-svn-id: https://profuse.googlecode.com/svn/branches/v2@297 aa027e90-d47c-11dd-86d7-074df07e0730
This commit is contained in:
ksherlock
2010-05-29 19:29:59 +00:00
parent 7df4d4840e
commit d46406ff84
19 changed files with 235 additions and 146 deletions
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35
File/MappedFile.cpp
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@@ -27,29 +27,41 @@ MappedFile::MappedFile(MappedFile &mf)
mf._readOnly = true;
}
MappedFile::MappedFile(const File &f, bool readOnly, size_t size)
MappedFile::MappedFile(const File &f, File::FileFlags flags, size_t size)
{
_length = -1;
_address = MAP_FAILED;
_readOnly = readOnly;
_readOnly = true;
init(f, readOnly, size);
init(f, flags == File::ReadOnly, size);
}
MappedFile::MappedFile(const char *name, bool readOnly)
MappedFile::MappedFile(const char *name, File::FileFlags flags)
{
File f(name, readOnly);
File f(name, flags);
_length = -1;
_address = MAP_FAILED;
_readOnly = readOnly;
_readOnly = true;
init(f, readOnly, 0);
init(f, flags == File::ReadOnly, 0);
}
MappedFile::MappedFile(const char *name, File::FileFlags flags, const std::nothrow_t &nothrow)
{
File f(name, flags, nothrow);
_length = -1;
_address = MAP_FAILED;
_readOnly = true;
if (f.isValid())
init(f, flags == File::ReadOnly, 0);
}
MappedFile::~MappedFile()
{
@@ -101,15 +113,22 @@ void MappedFile::close()
if (_address != MAP_FAILED)
{
/*
void *address = _address;
size_t length = _length;
*/
::munmap(_address, _length);
_address = MAP_FAILED;
_length = -1;
_readOnly = true;
// destructor shouldn't throw.
/*
if (::munmap(address, length) != 0)
throw POSIXException(__METHOD__ ": munmap", errno);
*/
}
}
@@ -164,5 +183,5 @@ MappedFile *MappedFile::Create(const char *name, size_t size)
throw POSIXException(__METHOD__ ": Unable to truncate file.", errno);
}
return new MappedFile(fd, false, size);
return new MappedFile(fd, File::ReadWrite, size);
}