ObjFW  Check-in [bdfcb94f18]

AC_ARG_ENABLE(threads,
	AS_HELP_STRING([--disable-threads], [disable thread support]))
AS_IF([test x"$enable_threads" != x"no"], [
	case "$host_os" in
	mingw*)
		AC_MSG_CHECKING(for threads)
		AC_MSG_RESULT(win32)
		AC_MSG_RESULT(WinAPI)
		;;
	*)
		ACX_PTHREAD([
			CPPLAGS="$CPPFLAGS $PTHREAD_CFLAGS"
			LIBS="$LIBS $PTHREAD_LIBS"
			AC_DEFINE(OF_HAVE_PTHREADS, 1,
				[Whether we have pthreads])

		OF_THREAD_NOT_RUNNING,
		OF_THREAD_RUNNING,
		OF_THREAD_WAITING_FOR_JOIN
	} running;
	id retval;
}

/**
 * \return A new, autoreleased thread
 */
+ thread;

/**
 * \param obj An object that is passed to the main method as a copy or nil
 * \return A new autoreleased thread
 * \return A new, autoreleased thread
 */
+ threadWithObject: (id)obj;

/**
 * Sets the Thread Local Storage for the specified key.
 *
 * The specified object is first retained and then the object stored before is

{
	if (self != [OFThread class])
		return;

	if (!of_tlskey_new(&thread_self))
		@throw [OFInitializationFailedException newWithClass: self];
}

+ thread
{
	return [[[self alloc] init] autorelease];
}

+ threadWithObject: (id)obj
{
	return [[[self alloc] initWithObject: obj] autorelease];
}

+ (void)setObject: (id)obj

	[OFAutoreleasePool releaseAll];

	[thread release];

	of_thread_exit();
}

- init
{
	Class c = isa;
	[self release];
	@throw [OFNotImplementedException newWithClass: c
					      selector: _cmd];
}

- initWithObject: (id)obj
{
	self = [super init];

	@try {
		object = [obj retain];
	} @catch (id e) {