Fix safety errors on DMD 2.072.0-b2.

This commit is contained in:
Sönke Ludwig 2016-10-12 10:00:31 +02:00
parent 9f5c71d29a
commit 2a44817911
2 changed files with 30 additions and 28 deletions

View file

@ -140,10 +140,14 @@ abstract class PosixEventDriver : EventDriver,
void invalidateSocket() @nogc @trusted nothrow { closeSocket(sock); sock = StreamSocketFD.invalid; }
int bret;
() @trusted { // scope
scope bind_addr = new UnknownAddress;
bind_addr.name.sa_family = cast(ushort)address.addressFamily;
bind_addr.name.sa_data[] = 0;
if (() @trusted { return bind(sock, bind_addr.name, bind_addr.nameLen); } () != 0) {
bret = bind(sock, bind_addr.name, bind_addr.nameLen);
} ();
if (bret != 0) {
invalidateSocket();
on_connect(sock, ConnectStatus.bindFailure);
return sock;
@ -230,12 +234,12 @@ abstract class PosixEventDriver : EventDriver,
private void onAccept(FD listenfd)
{
scope addr = new UnknownAddress;
foreach (i; 0 .. 20) {
int sockfd;
version (Windows) int addr_len = addr.nameLen;
else uint addr_len = addr.nameLen;
() @trusted { sockfd = accept(listenfd, addr.name, &addr_len); } ();
sockaddr_storage addr;
version (Windows) int addr_len = addr.sizeof;
else uint addr_len = addr.sizeof;
() @trusted { sockfd = accept(listenfd, () @trusted { return cast(sockaddr*)&addr; } (), &addr_len); } ();
if (sockfd == -1) break;
setSocketNonBlocking(cast(SocketFD)sockfd);
@ -316,7 +320,7 @@ abstract class PosixEventDriver : EventDriver,
private void onSocketRead(FD fd)
{
auto slot = &m_fds[fd];
auto slot = () @trusted { return &m_fds[fd]; } ();
auto socket = cast(StreamSocketFD)fd;
void finalize()(IOStatus status)
@ -409,7 +413,7 @@ abstract class PosixEventDriver : EventDriver,
private void onSocketWrite(FD fd)
{
auto slot = &m_fds[fd];
auto slot = () @trusted { return &m_fds[fd]; } ();
auto socket = cast(StreamSocketFD)fd;
sizediff_t ret;
@ -479,7 +483,7 @@ abstract class PosixEventDriver : EventDriver,
private void onSocketDataAvailable(FD fd)
{
auto slot = &m_fds[fd];
auto slot = () @trusted { return &m_fds[fd]; } ();
auto socket = cast(StreamSocketFD)fd;
void finalize()(IOStatus status)
@ -526,11 +530,13 @@ abstract class PosixEventDriver : EventDriver,
}
void receive(DatagramSocketFD socket, ubyte[] buffer, IOMode mode, DatagramIOCallback on_receive_finish)
{
@trusted { // DMD 2.072.0-b2: scope considered unsafe
import std.typecons : scoped;
assert(mode != IOMode.all, "Only IOMode.immediate and IOMode.once allowed for datagram sockets.");
sizediff_t ret;
scope src_addr = new UnknownAddress;
scope src_addr = new UnknownAddress();
socklen_t src_addr_len = src_addr.nameLen;
() @trusted { ret = .recvfrom(socket, buffer.ptr, buffer.length, 0, src_addr.name, &src_addr_len); } ();
@ -568,8 +574,8 @@ abstract class PosixEventDriver : EventDriver,
}
private void onDgramRead(FD fd)
{
auto slot = &m_fds[fd];
@trusted { // DMD 2.072.0-b2: scope considered unsafe
auto slot = () @trusted { return &m_fds[fd]; } ();
auto socket = cast(DatagramSocketFD)fd;
sizediff_t ret;
@ -637,7 +643,7 @@ abstract class PosixEventDriver : EventDriver,
private void onDgramWrite(FD fd)
{
auto slot = &m_fds[fd];
auto slot = () @trusted { return &m_fds[fd]; } ();
auto socket = cast(DatagramSocketFD)fd;
sizediff_t ret;
@ -662,14 +668,14 @@ abstract class PosixEventDriver : EventDriver,
final override void addRef(SocketFD fd)
{
auto pfd = &m_fds[fd];
auto pfd = () @trusted { return &m_fds[fd]; } ();
assert(pfd.refCount > 0, "Adding reference to unreferenced socket FD.");
m_fds[fd].refCount++;
}
final override void releaseRef(SocketFD fd)
{
auto pfd = &m_fds[fd];
auto pfd = () @trusted { return &m_fds[fd]; } ();
assert(pfd.refCount > 0, "Releasing reference to unreferenced socket FD.");
if (--m_fds[fd].refCount == 0) {
unregisterFD(fd);
@ -725,8 +731,7 @@ abstract class PosixEventDriver : EventDriver,
import std.algorithm.searching : countUntil;
import std.algorithm.mutation : remove;
auto slot = &m_fds[event];
slot.waiters.removePending(on_event);
m_fds[event].waiters.removePending(on_event);
}
private void onEvent(FD event)
@ -740,15 +745,13 @@ abstract class PosixEventDriver : EventDriver,
final override void addRef(EventID descriptor)
{
auto pfd = &m_fds[descriptor];
assert(pfd.refCount > 0, "Adding reference to unreferenced event FD.");
assert(m_fds[descriptor].refCount > 0, "Adding reference to unreferenced event FD.");
m_fds[descriptor].refCount++;
}
final override void releaseRef(EventID descriptor)
{
auto pfd = &m_fds[descriptor];
assert(pfd.refCount > 0, "Releasing reference to unreferenced event FD.");
assert(m_fds[descriptor].refCount > 0, "Releasing reference to unreferenced event FD.");
if (--m_fds[descriptor].refCount == 0) {
unregisterFD(descriptor);
clearFD(descriptor);

View file

@ -223,16 +223,15 @@ log("start task");
final override void addRef(FileFD descriptor)
{
auto f = &m_files[descriptor];
f.refCount++;
m_files[descriptor].refCount++;
}
final override void releaseRef(FileFD descriptor)
{
auto f = &m_files[descriptor];
auto f = () @trusted { return &m_files[descriptor]; } ();
if (!--f.refCount) {
.close(descriptor);
m_files[descriptor] = FileInfo.init;
*f = FileInfo.init;
assert(!m_activeReads.contains(descriptor));
assert(!m_activeWrites.contains(descriptor));
}