MappedFile::MappedFile(const StringSlice& path)
: _path(path),
_size(0),
_data(NULL) {
CString c_path(path);
_fd = open(c_path.data(), O_RDONLY, 0600);
if (_fd < 0) {
throw Exception(format("{0}: {1}", path, posix_strerror()));
}
ScopedFd close(_fd);
struct stat st;
if (fstat(_fd, &st) < 0) {
throw Exception(format("{0}: {1}", path, posix_strerror()));
}
if (S_ISDIR(st.st_mode)) {
throw Exception(format("{0}: {1}", path, posix_strerror(EISDIR)));
}
_size = st.st_size;
_data = reinterpret_cast<uint8_t*>(mmap(NULL, _size, PROT_READ, MAP_PRIVATE, _fd, 0));
if (_data == MAP_FAILED) {
throw Exception(format("{0}: {1}", path, posix_strerror()));
}
close.release();
}
bool File::operator==(const char* path) const
{
Path c_path(path);
if (_path.getAbsolutePath() == c_path.getAbsolutePath())
return true;
return false;
}
