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performance fixes on win32 plus clean up of some warnings. also 

improved error messages when uninstalling service.
This commit is contained in:
crs 2002-06-14 18:08:20 +00:00
parent 21af7b2f17
commit e3dcf7febf
21 changed files with 340 additions and 177 deletions
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5
base/CFunctionJob.cpp
View File

@ -11,6 +11,11 @@ CFunctionJob::CFunctionJob(void (*func)(void*), void* arg) :
// do nothing
}
CFunctionJob::~CFunctionJob()
{
// do nothing
}
void
CFunctionJob::run()
{

1
base/CFunctionJob.h
View File

@ -6,6 +6,7 @@
class CFunctionJob : public IJob {
public:
CFunctionJob(void (*func)(void*), void* arg = NULL);
virtual ~CFunctionJob();
// IJob overrides
virtual void run();

50
base/CLog.cpp
View File

@ -65,6 +65,11 @@ CLog::print(
fmt += 3;
}
// done if below priority threshold
if (priority > getMaxPriority()) {
return;
}
// compute prefix padding length
int pad = g_priorityPad;
@ -98,6 +103,11 @@ CLog::printt(
fmt += 3;
}
// done if below priority threshold
if (priority > getMaxPriority()) {
return;
}
// compute prefix padding length
char stack[1024];
sprintf(stack, "%d", line);
@ -217,34 +227,32 @@ CLog::output(
char* msg)
{
assert(priority >= -1 && priority < g_numPriority);
assert(msg != 0);
assert(msg != NULL);
if (priority <= getMaxPriority()) {
// insert priority label
int n = -g_prioritySuffixLength;
if (priority >= 0) {
n = strlen(g_priority[priority]);
sprintf(msg + g_maxPriorityLength - n,
"%s:", g_priority[priority]);
msg[g_maxPriorityLength + 1] = ' ';
}
// insert priority label
int n = -g_prioritySuffixLength;
if (priority >= 0) {
n = strlen(g_priority[priority]);
sprintf(msg + g_maxPriorityLength - n,
"%s:", g_priority[priority]);
msg[g_maxPriorityLength + 1] = ' ';
}
// put a newline at the end
// put a newline at the end
#if defined(CONFIG_PLATFORM_WIN32)
strcat(msg + g_priorityPad, "\r\n");
strcat(msg + g_priorityPad, "\r\n");
#else
strcat(msg + g_priorityPad, "\n");
strcat(msg + g_priorityPad, "\n");
#endif
// print it
CHoldLock lock(s_lock);
if (s_outputter == NULL ||
!s_outputter(priority, msg + g_maxPriorityLength - n)) {
// print it
CHoldLock lock(s_lock);
if (s_outputter == NULL ||
!s_outputter(priority, msg + g_maxPriorityLength - n)) {
#if defined(CONFIG_PLATFORM_WIN32)
openConsole();
openConsole();
#endif
fprintf(stderr, "%s", msg + g_maxPriorityLength - n);
}
fprintf(stderr, "%s", msg + g_maxPriorityLength - n);
}
}
@ -267,7 +275,7 @@ CLog::vsprint(
}
// start allocating buffers until we write the whole string
buffer = 0;
buffer = NULL;
do {
delete[] buffer;
len *= 2;

8
base/TMethodJob.h
View File

@ -7,6 +7,7 @@ template <class T>
class TMethodJob : public IJob {
public:
TMethodJob(T* object, void (T::*method)(void*), void* arg = NULL);
virtual ~TMethodJob();
// IJob overrides
virtual void run();
@ -27,6 +28,13 @@ TMethodJob<T>::TMethodJob(T* object, void (T::*method)(void*), void* arg) :
// do nothing
}
template <class T>
inline
TMethodJob<T>::~TMethodJob()
{
// do nothing
}
template <class T>
inline
void

6
base/common.h
View File

@ -30,6 +30,12 @@
// this one's a little too aggressive
#pragma warning(disable: 4127) // conditional expression is constant
// emitted incorrectly under release build in some circumstances
#if defined(NDEBUG)
#pragma warning(disable: 4702) // unreachable code
#pragma warning(disable: 4701) // local variable maybe used uninitialized
#endif
#endif // (_MSC_VER >= 1200)
#else

23
client/CMSWindowsSecondaryScreen.cpp
View File

@ -16,6 +16,7 @@
CMSWindowsSecondaryScreen::CMSWindowsSecondaryScreen() :
m_client(NULL),
m_threadID(0),
m_lastThreadID(0),
m_desk(NULL),
m_deskName(),
m_window(NULL),
@ -741,17 +742,23 @@ CMSWindowsSecondaryScreen::syncDesktop() const
{
// note -- mutex must be locked on entry
DWORD threadID = GetCurrentThreadId();
// change calling thread's desktop
if (!m_is95Family) {
if (GetThreadDesktop(threadID) != m_desk) {
// FIXME -- this doesn't work. if we set a desktop then
// sending events doesn't work.
if (SetThreadDesktop(m_desk) == 0) {
log((CLOG_ERR "failed to set desktop: %d", GetLastError()));
}
if (SetThreadDesktop(m_desk) == 0) {
log((CLOG_WARN "failed to set desktop: %d", GetLastError()));
}
}
AttachThreadInput(threadID, m_threadID, TRUE);
// attach input queues if not already attached. this has a habit
// of sucking up more and more CPU each time it's called (even if
// the threads are already attached). since we only expect one
// thread to call this more than once we can save just the last
// the attached thread.
DWORD threadID = GetCurrentThreadId();
if (threadID != m_lastThreadID && threadID != m_threadID) {
m_lastThreadID = threadID;
AttachThreadInput(threadID, m_threadID, TRUE);
}
}
CString

3
client/CMSWindowsSecondaryScreen.h
View File

@ -89,6 +89,9 @@ private:
// the main loop's thread id
DWORD m_threadID;
// the thread id of the last attached thread
mutable DWORD m_lastThreadID;
// the current desk and it's name
HDESK m_desk;
CString m_deskName;

112
client/client.cpp
View File

@ -16,10 +16,8 @@
// platform dependent name of a daemon
#if defined(CONFIG_PLATFORM_WIN32)
#define DAEMON "service"
#define DAEMON_NAME "Synergy Client"
#elif defined(CONFIG_PLATFORM_UNIX)
#define DAEMON "daemon"
#define DAEMON_NAME "synergy"
#endif
@ -127,8 +125,6 @@ realMain(
// terminated
return 1;
}
return 0;
}
static
@ -182,17 +178,34 @@ static
void
help()
{
#if defined(CONFIG_PLATFORM_WIN32)
# define PLATFORM_ARGS \
" [--install]" \
" <server-address>\n" \
"or\n" \
" --uninstall\n"
# define PLATFORM_DESC \
" --install install server as a service.\n" \
" --uninstall uninstall server service.\n"
#else
# define PLATFORM_ARGS \
" <server-address>\n"
# define PLATFORM_DESC
#endif
log((CLOG_PRINT
"Usage: %s"
" [--"DAEMON"|--no-"DAEMON"]"
" [--camp|--no-camp]"
" [--daemon|--no-daemon]"
" [--debug <level>]"
" [--name <screen-name>]"
" [--restart|--no-restart]"
" [--install]"
" <server-address>\n"
"or\n"
" --uninstall\n"
PLATFORM_ARGS
"\n"
"Start the synergy mouse/keyboard sharing server.\n"
"\n"
"* --camp keep attempting to connect to the server until\n"
@ -201,8 +214,8 @@ help()
" -d, --debug <level> filter out log messages with priorty below level.\n"
" level may be: FATAL, ERROR, WARNING, NOTE, INFO,\n"
" DEBUG, DEBUG1, DEBUG2.\n"
" -f, --no-"DAEMON" run the client in the foreground.\n"
"* --"DAEMON" run the client as a "DAEMON".\n"
" -f, --no-daemon run the client in the foreground.\n"
"* --daemon run the client as a daemon.\n"
" -n, --name <screen-name> use screen-name instead the hostname to identify\n"
" ourself to the server.\n"
" -1, --no-restart do not try to restart the client if it fails for\n"
@ -210,9 +223,8 @@ help()
"* --restart restart the client automatically if it fails for\n"
" some unexpected reason, including the server\n"
" disconnecting but not including failing to\n"
" connect to the server."
" --install install server as a "DAEMON".\n"
" --uninstall uninstall server "DAEMON".\n"
" connect to the server.\n"
PLATFORM_DESC
" -h, --help display this help and exit.\n"
" --version display version information and exit.\n"
"\n"
@ -223,7 +235,7 @@ help()
"default port, %d.\n"
"\n"
"Where log messages go depends on the platform and whether or not the\n"
"client is running as a "DAEMON".",
"client is running as a daemon.",
pname, kDefaultPort));
}
@ -291,12 +303,12 @@ parse(
s_camp = false;
}
else if (isArg(i, argc, argv, "-f", "--no-"DAEMON)) {
else if (isArg(i, argc, argv, "-f", "--no-daemon")) {
// not a daemon
s_daemon = false;
}
else if (isArg(i, argc, argv, NULL, "--"DAEMON)) {
else if (isArg(i, argc, argv, NULL, "--daemon")) {
// daemonize
s_daemon = true;
}
@ -321,12 +333,8 @@ parse(
bye(0);
}
#if defined(CONFIG_PLATFORM_WIN32)
else if (isArg(i, argc, argv, NULL, "--install")) {
#if !defined(CONFIG_PLATFORM_WIN32)
log((CLOG_PRINT "%s: `%s' not supported on this platform" BYE,
pname, argv[i], pname));
bye(2);
#endif
s_install = true;
if (s_uninstall) {
log((CLOG_PRINT "%s: `--install' and `--uninstall'"
@ -335,13 +343,10 @@ parse(
bye(2);
}
}
else if (isArg(i, argc, argv, NULL, "--uninstall")) {
#if !defined(CONFIG_PLATFORM_WIN32)
log((CLOG_PRINT "%s: `%s' not supported on this platform" BYE,
pname, argv[i], pname));
bye(2);
#endif
#if defined(CONFIG_PLATFORM_WIN32)
else if (isArg(i, argc, argv, NULL, "--uninstall")) {
s_uninstall = true;
if (s_install) {
log((CLOG_PRINT "%s: `--install' and `--uninstall'"
@ -350,6 +355,7 @@ parse(
bye(2);
}
}
#endif
else if (isArg(i, argc, argv, "--", NULL)) {
// remaining arguments are not options
@ -490,16 +496,6 @@ daemonStartup(
return platform->runDaemon(realMain, daemonStop);
}
static
int
daemonStartup95(
IPlatform*,
int,
const char**)
{
return realMain(NULL);
}
static
bool
logDiscard(
@ -556,12 +552,13 @@ WinMain(
// ignore
}
// send PRINT and FATAL output to a message box
CLog::setOutputter(&logMessageBox);
// if we're not starting as an NT service then reparse the command
// line normally.
if (s_die || !s_daemon || s_install || s_uninstall ||
if (s_die || __argc > 1 || s_install || s_uninstall ||
CWin32Platform::isWindows95Family()) {
// send PRINT and FATAL output to a message box
CLog::setOutputter(&logMessageBox);
// exit on bye
bye = &exit;
@ -570,9 +567,9 @@ WinMain(
parse(__argc, const_cast<const char**>(__argv));
}
// if starting as a daemon then we ignore the startup command line
// here. we'll parse the command line passed in when the service
// control manager calls us back.
// if no arguments were provided then we're hopefully starting as
// a service. we'll parse the command line passed in when the
// service control manager calls us back.
else {
// do nothing
}
@ -588,7 +585,7 @@ WinMain(
}
// construct the command line to start the service with
CString commandLine = "--"DAEMON;
CString commandLine = "--daemon";
if (s_restartable) {
commandLine += " --restart";
}
@ -613,29 +610,42 @@ WinMain(
return 0;
}
else if (s_uninstall) {
if (!platform.uninstallDaemon(DAEMON_NAME)) {
switch (platform.uninstallDaemon(DAEMON_NAME)) {
case IPlatform::kSuccess:
log((CLOG_PRINT "uninstalled successfully"));
return 0;
case IPlatform::kFailed:
log((CLOG_CRIT "failed to uninstall service"));
return 16;
case IPlatform::kAlready:
log((CLOG_CRIT "service isn't installed"));
return 16;
}
log((CLOG_PRINT "uninstalled successfully"));
return 0;
}
// daemonize if requested
int result;
if (s_daemon) {
if (__argc <= 1) {
if (CWin32Platform::isWindows95Family()) {
result = platform.daemonize(DAEMON_NAME, &daemonStartup95);
result = -1;
}
else {
result = platform.daemonize(DAEMON_NAME, &daemonStartup);
}
if (result == -1) {
log((CLOG_CRIT "failed to start as a service"));
log((CLOG_CRIT "failed to start as a service" BYE, pname));
return 16;
}
}
else {
// if a daemon then redirect log
if (s_daemon) {
platform.installDaemonLogger(__argv[0]);
}
// run
result = restartableMain();
}

21
io/CStreamBuffer.cpp
View File

@ -7,7 +7,8 @@
const UInt32 CStreamBuffer::kChunkSize = 4096;
CStreamBuffer::CStreamBuffer() :
m_size(0)
m_size(0),
m_headUsed(0)
{
// do nothing
}
@ -25,17 +26,17 @@ CStreamBuffer::peek(
// reserve space in first chunk
ChunkList::iterator head = m_chunks.begin();
head->reserve(n);
head->reserve(n + m_headUsed);
// consolidate chunks into the first chunk until it has n bytes
ChunkList::iterator scan = head;
++scan;
while (head->size() < n && scan != m_chunks.end()) {
while (head->size() - m_headUsed < n && scan != m_chunks.end()) {
head->insert(head->end(), scan->begin(), scan->end());
scan = m_chunks.erase(scan);
}
return reinterpret_cast<const void*>(head->begin());
return reinterpret_cast<const void*>(head->begin() + m_headUsed);
}
void
@ -44,7 +45,8 @@ CStreamBuffer::pop(
{
// discard all chunks if n is greater than or equal to m_size
if (n >= m_size) {
m_size = 0;
m_size = 0;
m_headUsed = 0;
m_chunks.clear();
return;
}
@ -55,15 +57,16 @@ CStreamBuffer::pop(
// discard chunks until more than n bytes would've been discarded
ChunkList::iterator scan = m_chunks.begin();
assert(scan != m_chunks.end());
while (scan->size() <= n) {
n -= scan->size();
scan = m_chunks.erase(scan);
while (scan->size() - m_headUsed <= n) {
n -= scan->size() - m_headUsed;
m_headUsed = 0;
scan = m_chunks.erase(scan);
assert(scan != m_chunks.end());
}
// remove left over bytes from the head chunk
if (n > 0) {
scan->erase(scan->begin(), scan->begin() + n);
m_headUsed += n;
}
}

1
io/CStreamBuffer.h
View File

@ -33,6 +33,7 @@ private:
ChunkList m_chunks;
UInt32 m_size;
UInt32 m_headUsed;
};
#endif

10
mt/CThread.cpp
View File

@ -105,6 +105,16 @@ CThread::wait(
return currentRep->wait(m_rep, timeout);
}
#if defined(CONFIG_PLATFORM_WIN32)
bool
CThread::waitForEvent(
double timeout)
{
CThreadPtr currentRep(CThreadRep::getCurrentThreadRep());
return currentRep->waitForEvent(timeout);
}
#endif
void
CThread::testCancel()
{

9
mt/CThread.h
View File

@ -1,6 +1,8 @@
#ifndef CTHREAD_H
#define CTHREAD_H
#include "common.h"
class IJob;
class CThreadRep;
@ -103,6 +105,13 @@ public:
// (cancellation point)
bool wait(double timeout = -1.0) const;
#if defined(CONFIG_PLATFORM_WIN32)
// wait for a message in the queue. returns true if a message
// is available.
// (cancellation point)
static bool waitForEvent(double timeout = -1.0);
#endif
// get the exit result. does an implicit wait(). returns NULL
// immediately if called by a thread on itself. returns NULL for
// threads that were cancelled.

40
mt/CThreadRep.cpp
View File

@ -614,7 +614,45 @@ CThreadRep::wait(
testCancel();
default:
// error
// timeout or error
return false;
}
}
bool
CThreadRep::waitForEvent(
double timeout)
{
// is cancellation enabled?
const DWORD n = (isCancellable() ? 1 : 0);
// convert timeout
DWORD t;
if (timeout < 0.0) {
t = INFINITE;
}
else {
t = (DWORD)(1000.0 * timeout);
}
// wait for this thread to be cancelled or for the target thread to
// terminate.
HANDLE handles[1];
handles[0] = m_cancel;
DWORD result = MsgWaitForMultipleObjects(n, handles, FALSE, t, QS_ALLINPUT);
// handle result
switch (result) {
case WAIT_OBJECT_0 + 1:
// message is available
return true;
case WAIT_OBJECT_0 + 0:
// this thread was cancelled. does not return.
testCancel();
default:
// timeout or error
return false;
}
}

5
mt/CThreadRep.h
View File

@ -43,6 +43,11 @@ public:
// wait for thread to exit or for current thread to cancel
bool wait(CThreadRep*, double timeout);
#if defined(CONFIG_PLATFORM_WIN32)
// wait for a message on the queue
bool waitForEvent(double timeout);
#endif
// set the priority
void setPriority(int n);

4
platform/CMSWindowsScreen.cpp
View File

@ -202,9 +202,7 @@ CMSWindowsScreen::getEvent(
MSG* msg) const
{
// wait for an event in a cancellable way
while (HIWORD(GetQueueStatus(QS_ALLINPUT)) == 0) {
CThread::sleep(0.01);
}
CThread::waitForEvent();
GetMessage(msg, NULL, 0, 0);
}

22
platform/CUnixPlatform.cpp
View File

@ -35,12 +35,12 @@ CUnixPlatform::installDaemon(
return true;
}
bool
CUnixPlatform::EResult
CUnixPlatform::uninstallDaemon(
const char*)
{
// daemons don't require special installation
return true;
return kSuccess;
}
int
@ -85,12 +85,20 @@ CUnixPlatform::daemonize(
dup(1);
// hook up logger
setDaemonLogger(name);
installDaemonLogger(name);
// invoke function
return func(this, 1, &name);
}
void
CUnixPlatform::installDaemonLogger(
const char* name)
{
openlog(name, 0, LOG_DAEMON);
CLog::setOutputter(&CUnixPlatform::deamonLogger);
}
int
CUnixPlatform::restart(
RestartFunc func,
@ -195,14 +203,6 @@ CUnixPlatform::addPathComponent(
return path;
}
void
CUnixPlatform::setDaemonLogger(
const char* name)
{
openlog(name, 0, LOG_DAEMON);
CLog::setOutputter(&CUnixPlatform::deamonLogger);
}
bool
CUnixPlatform::deamonLogger(
int priority,

6
platform/CUnixPlatform.h
View File

@ -13,8 +13,9 @@ public:
const char* description,
const char* pathname,
const char* commandLine);
virtual bool uninstallDaemon(const char* name);
virtual EResult uninstallDaemon(const char* name);
virtual int daemonize(const char* name, DaemonFunc);
virtual void installDaemonLogger(const char* name);
virtual int restart(RestartFunc, int minErrorCode);
virtual const char* getBasename(const char* pathname) const;
virtual CString getUserDirectory() const;
@ -23,9 +24,6 @@ public:
const CString& prefix,
const CString& suffix) const;
protected:
virtual void setDaemonLogger(const char* name);
private:
static bool deamonLogger(int, const char*);
};

55
platform/CWin32Platform.cpp
View File

@ -180,7 +180,7 @@ CWin32Platform::installDaemon(
}
}
bool
IPlatform::EResult
CWin32Platform::uninstallDaemon(
const char* name)
{
@ -190,7 +190,7 @@ CWin32Platform::uninstallDaemon(
HKEY key = open95ServicesKey();
if (key == NULL) {
log((CLOG_ERR "cannot open RunServices registry key", GetLastError()));
return false;
return kAlready;
}
// remove entry
@ -199,7 +199,7 @@ CWin32Platform::uninstallDaemon(
// clean up
closeKey(key);
return true;
return kSuccess;
}
// windows NT family services
@ -216,26 +216,41 @@ CWin32Platform::uninstallDaemon(
SC_HANDLE mgr = OpenSCManager(NULL, NULL, GENERIC_WRITE);
if (mgr == NULL) {
log((CLOG_ERR "OpenSCManager failed with %d", GetLastError()));
return false;
return kFailed;
}
// open the service. oddly, you must open a service to delete it.
bool success;
EResult result;
SC_HANDLE service = OpenService(mgr, name, DELETE);
if (service == NULL) {
log((CLOG_ERR "OpenService failed with %d", GetLastError()));
success = false;
const DWORD e = GetLastError();
log((CLOG_ERR "OpenService failed with %d", e));
result = (e == ERROR_SERVICE_DOES_NOT_EXIST) ? kAlready : kFailed;
}
else {
success = (DeleteService(service) != 0);
if (DeleteService(service) != 0) {
result = kSuccess;
}
else {
const DWORD e = GetLastError();
switch (e) {
case ERROR_SERVICE_MARKED_FOR_DELETE:
result = kAlready;
break;
default:
result = kFailed;
break;
}
}
CloseServiceHandle(service);
}
// close the manager
CloseServiceHandle(mgr);
return success;
return result;
}
}
@ -303,6 +318,21 @@ CWin32Platform::daemonize(
}
}
void
CWin32Platform::installDaemonLogger(
const char* name)
{
if (!CWin32Platform::isWindows95Family()) {
// open event log and direct log messages to it
if (s_eventLog == NULL) {
s_eventLog = RegisterEventSource(NULL, name);
if (s_eventLog != NULL) {
CLog::setOutputter(&CWin32Platform::serviceLogger);
}
}
}
}
int
CWin32Platform::restart(
RestartFunc func,
@ -643,12 +673,7 @@ CWin32Platform::serviceMain(
const char** argv = const_cast<const char**>(argvIn);
// open event log and direct log messages to it
if (s_eventLog == NULL) {
s_eventLog = RegisterEventSource(NULL, argv[0]);
if (s_eventLog != NULL) {
CLog::setOutputter(&CWin32Platform::serviceLogger);
}
}
installDaemonLogger(argv[0]);
// create synchronization objects
CThread::init();

3
platform/CWin32Platform.h
View File

@ -46,8 +46,9 @@ public:
const char* description,
const char* pathname,
const char* commandLine);
virtual bool uninstallDaemon(const char* name);
virtual EResult uninstallDaemon(const char* name);
virtual int daemonize(const char* name, DaemonFunc);
virtual void installDaemonLogger(const char* name);
virtual int restart(RestartFunc, int minErrorCode);
virtual const char* getBasename(const char* pathname) const;
virtual CString getUserDirectory() const;

19
platform/IPlatform.h
View File

@ -9,6 +9,12 @@ public:
typedef int (*DaemonFunc)(IPlatform*, int argc, const char** argv);
typedef int (*RestartFunc)();
enum EResult {
kSuccess,
kFailed,
kAlready
};
// manipulators
// install/uninstall a daemon. commandLine should *not*
@ -18,12 +24,10 @@ public:
const char* description,
const char* pathname,
const char* commandLine) = 0;
virtual bool uninstallDaemon(const char* name) = 0;
virtual EResult uninstallDaemon(const char* name) = 0;
// daemonize. this should have the side effect of sending log
// messages to a system message logger since messages can no
// longer go to the console. returns true iff successful.
// the name is the name of the daemon.
// daemonize. this should call installDaemonLogger(). returns
// true iff successful. the name is the name of the daemon.
// daemonize. this should have the side effect of sending log
// messages to a system message logger since messages can no
@ -44,6 +48,11 @@ public:
// SetServiceStatus().
virtual int daemonize(const char* name, DaemonFunc func) = 0;
// directs CLog to send messages to the daemon log. used when
// messages should no longer go to the console. name is used
// in the log to identify this process.
virtual void installDaemonLogger(const char* name) = 0;
// continually restart the given function in a separate process
// or thread until it exits normally with a code less than the
// given code then return the code.

114
server/server.cpp
View File

@ -15,10 +15,8 @@
// platform dependent name of a daemon
#if defined(CONFIG_PLATFORM_WIN32)
#define DAEMON "service"
#define DAEMON_NAME "Synergy Server"
#elif defined(CONFIG_PLATFORM_UNIX)
#define DAEMON "daemon"
#define DAEMON_NAME "synergyd"
#endif
@ -36,8 +34,10 @@
static const char* pname = NULL;
static bool s_restartable = true;
static bool s_daemon = true;
#if defined(CONFIG_PLATFORM_WIN32)
static bool s_install = false;
static bool s_uninstall = false;
#endif
static const char* s_configFile = NULL;
static const char* s_logFilter = NULL;
static CString s_name;
@ -211,42 +211,62 @@ static
void
help()
{
#if defined(CONFIG_PLATFORM_WIN32)
# define PLATFORM_ARGS \
" {--daemon|--no-daemon}" \
" [--install]\n" \
"or\n" \
" --uninstall\n"
# define PLATFORM_DESC \
" --install install server as a daemon.\n" \
" --uninstall uninstall server daemon.\n"
# define PLATFORM_EXTRA \
"At least one command line argument is required. If you don't otherwise\n" \
"need an argument use `--daemon'.\n" \
"\n"
#else
# define PLATFORM_ARGS \
" [--daemon|--no-daemon]"
# define PLATFORM_DESC
# define PLATFORM_EXTRA
#endif
CPlatform platform;
log((CLOG_PRINT
"Usage: %s"
" [--address <address>]"
" [--config <pathname>]"
" [--"DAEMON"|--no-"DAEMON"]"
" [--debug <level>]"
" [--name <screen-name>]"
" [--restart|--no-restart]\n"
" [--install]\n"
"or\n"
" --uninstall\n"
PLATFORM_ARGS
"\n"
"Start the synergy mouse/keyboard sharing server.\n"
"\n"
" -a, --address <address> listen for clients on the given address.\n"
" -c, --config <pathname> use the named configuration file instead\n"
" where ~ represents the user's home directory.\n"
" -c, --config <pathname> use the named configuration file instead.\n"
" -d, --debug <level> filter out log messages with priorty below level.\n"
" level may be: FATAL, ERROR, WARNING, NOTE, INFO,\n"
" DEBUG, DEBUG1, DEBUG2.\n"
" -f, --no-"DAEMON" run the server in the foreground.\n"
"* --"DAEMON" run the server as a "DAEMON".\n"
" -f, --no-daemon run the server in the foreground.\n"
"* --daemon run the server as a daemon.\n"
" -n, --name <screen-name> use screen-name instead the hostname to identify\n"
" this screen in the configuration.\n"
" -1, --no-restart do not try to restart the server if it fails for\n"
" some reason.\n"
"* --restart restart the server automatically if it fails.\n"
" --install install server as a "DAEMON".\n"
" --uninstall uninstall server "DAEMON".\n"
PLATFORM_DESC
" -h, --help display this help and exit.\n"
" --version display version information and exit.\n"
"\n"
"* marks defaults.\n"
"\n"
PLATFORM_EXTRA
"The argument for --address is of the form: [<hostname>][:<port>]. The\n"
"hostname must be the address or hostname of an interface on the system.\n"
"The default is to listen on all interfaces. The port overrides the\n"
@ -260,7 +280,7 @@ help()
"defaults with just the server screen.\n"
"\n"
"Where log messages go depends on the platform and whether or not the\n"
"server is running as a "DAEMON".",
"server is running as a daemon.",
pname,
kDefaultPort,
platform.addPathComponent(
@ -355,12 +375,12 @@ parse(
s_configFile = argv[++i];
}
else if (isArg(i, argc, argv, "-f", "--no-"DAEMON)) {
else if (isArg(i, argc, argv, "-f", "--no-daemon")) {
// not a daemon
s_daemon = false;
}
else if (isArg(i, argc, argv, NULL, "--"DAEMON)) {
else if (isArg(i, argc, argv, NULL, "--daemon")) {
// daemonize
s_daemon = true;
}
@ -385,12 +405,8 @@ parse(
bye(0);
}
#if defined(CONFIG_PLATFORM_WIN32)
else if (isArg(i, argc, argv, NULL, "--install")) {
#if !defined(CONFIG_PLATFORM_WIN32)
log((CLOG_PRINT "%s: `%s' not supported on this platform" BYE,
pname, argv[i], pname));
bye(2);
#endif
s_install = true;
if (s_uninstall) {
log((CLOG_PRINT "%s: `--install' and `--uninstall'"
@ -399,13 +415,10 @@ parse(
bye(2);
}
}
else if (isArg(i, argc, argv, NULL, "--uninstall")) {
#if !defined(CONFIG_PLATFORM_WIN32)
log((CLOG_PRINT "%s: `%s' not supported on this platform" BYE,
pname, argv[i], pname));
bye(2);
#endif
#if defined(CONFIG_PLATFORM_WIN32)
else if (isArg(i, argc, argv, NULL, "--uninstall")) {
s_uninstall = true;
if (s_install) {
log((CLOG_PRINT "%s: `--install' and `--uninstall'"
@ -414,6 +427,7 @@ parse(
bye(2);
}
}
#endif
else if (isArg(i, argc, argv, "--", NULL)) {
// remaining arguments are not options
@ -598,16 +612,6 @@ daemonStartup(
return platform->runDaemon(realMain, daemonStop);
}
static
int
daemonStartup95(
IPlatform*,
int,
const char**)
{
return realMain(NULL);
}
static
bool
logDiscard(
@ -664,12 +668,13 @@ WinMain(
// ignore
}
// send PRINT and FATAL output to a message box
CLog::setOutputter(&logMessageBox);
// if we're not starting as an NT service then reparse the command
// line normally.
if (s_die || !s_daemon || s_install || s_uninstall ||
if (s_die || __argc > 1 || s_install || s_uninstall ||
CWin32Platform::isWindows95Family()) {
// send PRINT and FATAL output to a message box
CLog::setOutputter(&logMessageBox);
// exit on bye
bye = &exit;
@ -678,9 +683,9 @@ WinMain(
parse(__argc, const_cast<const char**>(__argv));
}
// if starting as a daemon then we ignore the startup command line
// here. we'll parse the command line passed in when the service
// control manager calls us back.
// if no arguments were provided then we're hopefully starting as
// a service. we'll parse the command line passed in when the
// service control manager calls us back.
else {
// do nothing
}
@ -697,7 +702,7 @@ WinMain(
// construct the command line to start the service with
CString commandLine;
commandLine += "--"DAEMON;
commandLine += "--daemon";
if (s_restartable) {
commandLine += " --restart";
}
@ -725,12 +730,19 @@ WinMain(
return 0;
}
else if (s_uninstall) {
if (!platform.uninstallDaemon(DAEMON_NAME)) {
switch (platform.uninstallDaemon(DAEMON_NAME)) {
case IPlatform::kSuccess:
log((CLOG_PRINT "uninstalled successfully"));
return 0;
case IPlatform::kFailed:
log((CLOG_CRIT "failed to uninstall service"));
return 16;
case IPlatform::kAlready:
log((CLOG_CRIT "service isn't installed"));
return 16;
}
log((CLOG_PRINT "uninstalled successfully"));
return 0;
}
// load configuration
@ -740,17 +752,23 @@ WinMain(
int result;
if (s_daemon) {
if (CWin32Platform::isWindows95Family()) {
result = platform.daemonize(DAEMON_NAME, &daemonStartup95);
result = -1;
}
else {
result = platform.daemonize(DAEMON_NAME, &daemonStartup);
}
if (result == -1) {
log((CLOG_CRIT "failed to start as a service"));
log((CLOG_CRIT "failed to start as a service" BYE, pname));
return 16;
}
}
else {
// if a daemon then redirect log
if (s_daemon) {
platform.installDaemonLogger(__argv[0]);
}
// run
result = restartableMain();
}