ladybird/LibCore/CFile.cpp
Robin Burchell 0dc9af5f7e Add clang-format file
Also run it across the whole tree to get everything using the One True Style.
We don't yet run this in an automated fashion as it's a little slow, but
there is a snippet to do so in makeall.sh.
2019-05-28 17:31:20 +02:00

50 lines
1.2 KiB
C++

#include <LibCore/CFile.h>
#include <fcntl.h>
#include <stdio.h>
#include <unistd.h>
CFile::CFile(const String& filename)
: m_filename(filename)
{
}
CFile::~CFile()
{
if (m_should_close_file_descriptor == ShouldCloseFileDescriptor::Yes && mode() != NotOpen)
close();
}
bool CFile::open(int fd, CIODevice::OpenMode mode, ShouldCloseFileDescriptor should_close)
{
set_fd(fd);
set_mode(mode);
m_should_close_file_descriptor = should_close;
return true;
}
bool CFile::open(CIODevice::OpenMode mode)
{
int flags = 0;
if ((mode & CIODevice::ReadWrite) == CIODevice::ReadWrite) {
flags |= O_RDWR | O_CREAT;
} else if (mode & CIODevice::ReadOnly) {
flags |= O_RDONLY;
} else if (mode & CIODevice::WriteOnly) {
flags |= O_WRONLY | O_CREAT;
}
if (mode & CIODevice::Append)
flags |= O_APPEND;
if (mode & CIODevice::Truncate)
flags |= O_TRUNC;
if (mode & CIODevice::MustBeNew)
flags |= O_EXCL;
int fd = ::open(m_filename.characters(), flags, 0666);
if (fd < 0) {
set_error(errno);
return false;
}
set_fd(fd);
set_mode(mode);
return true;
}