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Commit d14a1a5f authored by Craig Tiller's avatar Craig Tiller
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Disable compilation of some files

They're not needed on Windows
parent e1addfee
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......@@ -132,6 +132,14 @@
#error Must define exactly one of GPR_CPU_LINUX, GPR_CPU_POSIX, GPR_WIN32
#endif
#if defined(GPR_POSIX_MULTIPOLL_WITH_POLL) && !defined(GPR_POSIX_POLLSET)
#error Must define GPR_POSIX_POLLSET to use GPR_POSIX_MULTIPOLL_WITH_POLL
#endif
#if defined(GPR_POSIX_SOCKET) + defined(GPR_WIN32) != 1
#error Must define exactly one of GPR_POSIX_POLLSET, GPR_WIN32
#endif
typedef int16_t gpr_int16;
typedef int32_t gpr_int32;
typedef int64_t gpr_int64;
......
......@@ -31,6 +31,10 @@
*
*/
#include <grpc/support/port_platform.h>
#ifdef GPR_POSIX_SOCKET
#include "src/core/iomgr/endpoint_pair.h"
#include <errno.h>
......@@ -59,3 +63,5 @@ grpc_endpoint_pair grpc_iomgr_create_endpoint_pair(size_t read_slice_size) {
p.server = grpc_tcp_create(grpc_fd_create(sv[0]), read_slice_size);
return p;
}
#endif
......@@ -31,6 +31,10 @@
*
*/
#include <grpc/support/port_platform.h>
#ifdef GPR_POSIX_SOCKET
#include "src/core/iomgr/fd_posix.h"
#include <assert.h>
......@@ -272,3 +276,5 @@ void grpc_fd_become_readable(grpc_fd *fd, int allow_synchronous_callback) {
void grpc_fd_become_writable(grpc_fd *fd, int allow_synchronous_callback) {
set_ready(fd, &fd->writest, allow_synchronous_callback);
}
#endif
......@@ -48,6 +48,10 @@
#include "src/core/iomgr/pollset_posix.h"
#endif
#ifdef GPR_WIN32
#include "src/core/iomgr/pollset_windows.h"
#endif
void grpc_pollset_init(grpc_pollset *pollset);
void grpc_pollset_destroy(grpc_pollset *pollset);
......
......@@ -41,8 +41,10 @@
#ifdef GPR_POSIX_SOCKET
#include "src/core/iomgr/pollset_kick_posix.h"
#else
#error "No pollset kick support on platform"
#endif
#ifdef GPR_WIN32
#include "src/core/iomgr/pollset_kick_windows.h"
#endif
void grpc_pollset_kick_global_init(void);
......
......@@ -31,6 +31,10 @@
*
*/
#include <grpc/support/port_platform.h>
#ifdef GPR_POSIX_SOCKET
#include "src/core/iomgr/pollset_kick_posix.h"
#include <errno.h>
......@@ -159,3 +163,5 @@ void grpc_pollset_kick_kick(grpc_pollset_kick_state *kick_state) {
}
gpr_mu_unlock(&kick_state->mu);
}
#endif
/*
*
* Copyright 2015, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#ifndef __GRPC_INTERNAL_IOMGR_POLLSET_KICK_WINDOWS_H_
#define __GRPC_INTERNAL_IOMGR_POLLSET_KICK_WINDOWS_H_
#include <grpc/support/sync.h>
struct grpc_kick_pipe_info;
typedef struct grpc_pollset_kick_state {
int unused;
} grpc_pollset_kick_state;
#endif /* __GRPC_INTERNAL_IOMGR_POLLSET_KICK_WINDOWS_H_ */
......@@ -31,6 +31,10 @@
*
*/
#include <grpc/support/port_platform.h>
#ifdef GPR_POSIX_SOCKET
#include "src/core/iomgr/pollset_posix.h"
#include <errno.h>
......@@ -288,3 +292,5 @@ static void become_unary_pollset(grpc_pollset *pollset, grpc_fd *fd) {
pollset->data.ptr = fd;
grpc_fd_ref(fd);
}
#endif /* GPR_POSIX_POLLSET */
......@@ -31,260 +31,8 @@
*
*/
#include "src/core/iomgr/pollset_posix.h"
#include <grpc/support/port_platform.h>
#include <errno.h>
#include <poll.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#ifdef GPR_WIN32
#include "src/core/iomgr/alarm_internal.h"
#include "src/core/iomgr/fd_posix.h"
#include "src/core/iomgr/iomgr_internal.h"
#include "src/core/iomgr/socket_utils_posix.h"
#include <grpc/support/alloc.h>
#include <grpc/support/log.h>
#include <grpc/support/thd.h>
#include <grpc/support/useful.h>
static grpc_pollset g_backup_pollset;
static int g_shutdown_backup_poller;
static gpr_event g_backup_poller_done;
static void backup_poller(void *p) {
gpr_timespec delta = gpr_time_from_millis(100);
gpr_timespec last_poll = gpr_now();
gpr_mu_lock(&g_backup_pollset.mu);
while (g_shutdown_backup_poller == 0) {
gpr_timespec next_poll = gpr_time_add(last_poll, delta);
grpc_pollset_work(&g_backup_pollset, next_poll);
gpr_mu_unlock(&g_backup_pollset.mu);
gpr_sleep_until(next_poll);
gpr_mu_lock(&g_backup_pollset.mu);
last_poll = next_poll;
}
gpr_mu_unlock(&g_backup_pollset.mu);
gpr_event_set(&g_backup_poller_done, (void *)1);
}
void grpc_pollset_kick(grpc_pollset *p) {
if (!p->counter) return;
grpc_pollset_kick_kick(&p->kick_state);
}
void grpc_pollset_force_kick(grpc_pollset *p) { grpc_pollset_kick(p); }
/* global state management */
grpc_pollset *grpc_backup_pollset(void) { return &g_backup_pollset; }
void grpc_pollset_global_init(void) {
gpr_thd_id id;
/* Initialize kick fd state */
grpc_pollset_kick_global_init();
/* initialize the backup pollset */
grpc_pollset_init(&g_backup_pollset);
/* start the backup poller thread */
g_shutdown_backup_poller = 0;
gpr_event_init(&g_backup_poller_done);
gpr_thd_new(&id, backup_poller, NULL, NULL);
}
void grpc_pollset_global_shutdown(void) {
/* terminate the backup poller thread */
gpr_mu_lock(&g_backup_pollset.mu);
g_shutdown_backup_poller = 1;
gpr_mu_unlock(&g_backup_pollset.mu);
gpr_event_wait(&g_backup_poller_done, gpr_inf_future);
/* destroy the backup pollset */
grpc_pollset_destroy(&g_backup_pollset);
/* destroy the kick pipes */
grpc_pollset_kick_global_destroy();
}
/* main interface */
static void become_empty_pollset(grpc_pollset *pollset);
static void become_unary_pollset(grpc_pollset *pollset, grpc_fd *fd);
void grpc_pollset_init(grpc_pollset *pollset) {
gpr_mu_init(&pollset->mu);
gpr_cv_init(&pollset->cv);
grpc_pollset_kick_init(&pollset->kick_state);
become_empty_pollset(pollset);
}
void grpc_pollset_add_fd(grpc_pollset *pollset, grpc_fd *fd) {
gpr_mu_lock(&pollset->mu);
pollset->vtable->add_fd(pollset, fd);
gpr_cv_broadcast(&pollset->cv);
gpr_mu_unlock(&pollset->mu);
}
void grpc_pollset_del_fd(grpc_pollset *pollset, grpc_fd *fd) {
gpr_mu_lock(&pollset->mu);
pollset->vtable->del_fd(pollset, fd);
gpr_cv_broadcast(&pollset->cv);
gpr_mu_unlock(&pollset->mu);
}
int grpc_pollset_work(grpc_pollset *pollset, gpr_timespec deadline) {
/* pollset->mu already held */
gpr_timespec now;
now = gpr_now();
if (gpr_time_cmp(now, deadline) > 0) {
return 0;
}
if (grpc_maybe_call_delayed_callbacks(&pollset->mu, 1)) {
return 1;
}
if (grpc_alarm_check(&pollset->mu, now, &deadline)) {
return 1;
}
return pollset->vtable->maybe_work(pollset, deadline, now, 1);
}
void grpc_pollset_destroy(grpc_pollset *pollset) {
pollset->vtable->destroy(pollset);
grpc_pollset_kick_destroy(&pollset->kick_state);
gpr_mu_destroy(&pollset->mu);
gpr_cv_destroy(&pollset->cv);
}
/*
* empty_pollset - a vtable that provides polling for NO file descriptors
*/
static void empty_pollset_add_fd(grpc_pollset *pollset, grpc_fd *fd) {
become_unary_pollset(pollset, fd);
}
static void empty_pollset_del_fd(grpc_pollset *pollset, grpc_fd *fd) {}
static int empty_pollset_maybe_work(grpc_pollset *pollset,
gpr_timespec deadline, gpr_timespec now,
int allow_synchronous_callback) {
return 0;
}
static void empty_pollset_destroy(grpc_pollset *pollset) {}
static const grpc_pollset_vtable empty_pollset = {
empty_pollset_add_fd, empty_pollset_del_fd, empty_pollset_maybe_work,
empty_pollset_destroy};
static void become_empty_pollset(grpc_pollset *pollset) {
pollset->vtable = &empty_pollset;
}
/*
* unary_poll_pollset - a vtable that provides polling for one file descriptor
* via poll()
*/
static void unary_poll_pollset_add_fd(grpc_pollset *pollset, grpc_fd *fd) {
grpc_fd *fds[2];
if (fd == pollset->data.ptr) return;
fds[0] = pollset->data.ptr;
fds[1] = fd;
grpc_platform_become_multipoller(pollset, fds, GPR_ARRAY_SIZE(fds));
grpc_fd_unref(fds[0]);
}
static void unary_poll_pollset_del_fd(grpc_pollset *pollset, grpc_fd *fd) {
if (fd == pollset->data.ptr) {
grpc_fd_unref(pollset->data.ptr);
become_empty_pollset(pollset);
}
}
static int unary_poll_pollset_maybe_work(grpc_pollset *pollset,
gpr_timespec deadline,
gpr_timespec now,
int allow_synchronous_callback) {
struct pollfd pfd[2];
grpc_fd *fd;
int timeout;
int r;
if (pollset->counter) {
return 0;
}
fd = pollset->data.ptr;
if (grpc_fd_is_orphaned(fd)) {
grpc_fd_unref(fd);
become_empty_pollset(pollset);
return 0;
}
if (gpr_time_cmp(deadline, gpr_inf_future) == 0) {
timeout = -1;
} else {
timeout = gpr_time_to_millis(gpr_time_sub(deadline, now));
if (timeout <= 0) {
return 1;
}
}
pfd[0].fd = grpc_pollset_kick_pre_poll(&pollset->kick_state);
if (pfd[0].fd < 0) {
/* Already kicked */
return 1;
}
pfd[0].events = POLLIN;
pfd[0].revents = 0;
pfd[1].fd = fd->fd;
pfd[1].events = grpc_fd_begin_poll(fd, pollset, POLLIN, POLLOUT);
pfd[1].revents = 0;
pollset->counter = 1;
gpr_mu_unlock(&pollset->mu);
r = poll(pfd, GPR_ARRAY_SIZE(pfd), timeout);
if (r < 0) {
if (errno != EINTR) {
gpr_log(GPR_ERROR, "poll() failed: %s", strerror(errno));
}
} else if (r == 0) {
/* do nothing */
} else {
if (pfd[0].revents & POLLIN) {
grpc_pollset_kick_consume(&pollset->kick_state);
}
if (pfd[1].revents & POLLIN) {
grpc_fd_become_readable(fd, allow_synchronous_callback);
}
if (pfd[1].revents & POLLOUT) {
grpc_fd_become_writable(fd, allow_synchronous_callback);
}
}
grpc_pollset_kick_post_poll(&pollset->kick_state);
gpr_mu_lock(&pollset->mu);
grpc_fd_end_poll(fd, pollset);
pollset->counter = 0;
gpr_cv_broadcast(&pollset->cv);
return 1;
}
static void unary_poll_pollset_destroy(grpc_pollset *pollset) {
GPR_ASSERT(pollset->counter == 0);
grpc_fd_unref(pollset->data.ptr);
}
static const grpc_pollset_vtable unary_poll_pollset = {
unary_poll_pollset_add_fd, unary_poll_pollset_del_fd,
unary_poll_pollset_maybe_work, unary_poll_pollset_destroy};
static void become_unary_pollset(grpc_pollset *pollset, grpc_fd *fd) {
pollset->vtable = &unary_poll_pollset;
pollset->counter = 0;
pollset->data.ptr = fd;
grpc_fd_ref(fd);
}
#endif /* GPR_WIN32 */
\ No newline at end of file
......@@ -31,68 +31,24 @@
*
*/
#ifndef __GRPC_INTERNAL_IOMGR_POLLSET_POSIX_H_
#define __GRPC_INTERNAL_IOMGR_POLLSET_POSIX_H_
#ifndef __GRPC_INTERNAL_IOMGR_POLLSET_WINDOWS_H_
#define __GRPC_INTERNAL_IOMGR_POLLSET_WINDOWS_H_
#include <grpc/support/sync.h>
#include "src/core/iomgr/pollset_kick.h"
typedef struct grpc_pollset_vtable grpc_pollset_vtable;
/* forward declare only in this file to avoid leaking impl details via
pollset.h; real users of grpc_fd should always include 'fd_posix.h' and not
use the struct tag */
struct grpc_fd;
typedef struct grpc_pollset {
/* pollsets under posix can mutate representation as fds are added and
removed.
For example, we may choose a poll() based implementation on linux for
few fds, and an epoll() based implementation for many fds */
const grpc_pollset_vtable *vtable;
gpr_mu mu;
gpr_cv cv;
grpc_pollset_kick_state kick_state;
int counter;
union {
int fd;
void *ptr;
} data;
gpr_mu mu;
gpr_cv cv;
} grpc_pollset;
struct grpc_pollset_vtable {
void (*add_fd)(grpc_pollset *pollset, struct grpc_fd *fd);
void (*del_fd)(grpc_pollset *pollset, struct grpc_fd *fd);
int (*maybe_work)(grpc_pollset *pollset, gpr_timespec deadline,
gpr_timespec now, int allow_synchronous_callback);
void (*destroy)(grpc_pollset *pollset);
};
#define GRPC_POLLSET_MU(pollset) (&(pollset)->mu)
#define GRPC_POLLSET_CV(pollset) (&(pollset)->cv)
/* Add an fd to a pollset */
void grpc_pollset_add_fd(grpc_pollset *pollset, struct grpc_fd *fd);
/* Force remove an fd from a pollset (normally they are removed on the next
poll after an fd is orphaned) */
void grpc_pollset_del_fd(grpc_pollset *pollset, struct grpc_fd *fd);
/* Force any current pollers to break polling */
void grpc_pollset_force_kick(grpc_pollset *pollset);
/* Returns the fd to listen on for kicks */
int grpc_kick_read_fd(grpc_pollset *p);
/* Call after polling has been kicked to leave the kicked state */
void grpc_kick_drain(grpc_pollset *p);
/* All fds get added to a backup pollset to ensure that progress is made
regardless of applications listening to events. Relying on this is slow
however (the backup pollset only listens every 100ms or so) - so it's not
to be relied on. */
grpc_pollset *grpc_backup_pollset(void);
/* turn a pollset into a multipoller: platform specific */
void grpc_platform_become_multipoller(grpc_pollset *pollset,
struct grpc_fd **fds, size_t fd_count);
#endif /* __GRPC_INTERNAL_IOMGR_POLLSET_POSIX_H_ */
#endif /* __GRPC_INTERNAL_IOMGR_POLLSET_WINDOWS_H_ */
<?xml version="1.0" encoding="utf-8"?>
<?xml version="1.0" encoding="utf-8"?>
<Project DefaultTargets="Build" ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<ItemGroup Label="ProjectConfigurations">
<ProjectConfiguration Include="Debug|Win32">
......@@ -11,7 +11,7 @@
</ProjectConfiguration>
</ItemGroup>
<PropertyGroup Label="Globals">
<ProjectGuid>{29D16885-7228-4C31-81ED-5F9187C7F2A9}</ProjectGuid>
<ProjectGuid>{46CEDFFF-9692-456A-AA24-38B5D6BCF4C5}</ProjectGuid>
</PropertyGroup>
<Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
......@@ -368,4 +368,4 @@
<Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
<ImportGroup Label="ExtensionTargets">
</ImportGroup>
</Project>
</Project>
\ No newline at end of file
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