ObjFW  Check-in [db70226153]

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Comment:Use nanosleep() if available.
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SHA3-256: db70226153483ea243e388de4e4213ef57c0b7337054507229f2995cc3c8cdca
User & Date: js on 2013-04-26 21:10:50
Other Links: manifest | tags
Context
2013-04-26
22:25
Better checks for functions used in OFFile. check-in: c01ed004b0 user: js tags: trunk
21:10
Use nanosleep() if available. check-in: db70226153 user: js tags: trunk
20:40
Make sure +[OFThread sleep*] is always available. check-in: 71d45a29d1 user: js tags: trunk
Changes
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Modified configure.ac from [073b0b3501] to [5b0cf6b041].

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AC_MSG_CHECKING(for atomic operations)
AS_IF([test x"$atomic_ops" != x"none"], [
	AC_DEFINE(OF_HAVE_ATOMIC_OPS, 1, [Whether we have atomic operations])
	AC_SUBST(ATOMIC_H, "atomic.h")
])
AC_MSG_RESULT($atomic_ops)

AC_CHECK_FUNC(gmtime_r, [
AC_CHECK_FUNCS([gmtime_r localtime_r nanosleep])
	AC_DEFINE(HAVE_GMTIME_R, 1, [Whether we have gmtime_r])
])
AC_CHECK_FUNC(localtime_r, [
	AC_DEFINE(HAVE_LOCALTIME_R, 1, [Whether we have localtime_r])
])

AC_ARG_ENABLE(sockets,
	AS_HELP_STRING([--disable-sockets], [disable socket support]))
AS_IF([test x"$enable_sockets" != x"no"], [
	AC_DEFINE(OF_HAVE_SOCKETS, 1, [Whether we have sockets])
	AC_SUBST(USE_SRCS_SOCKETS, '${SRCS_SOCKETS}')
︙

Modified src/OFThread.m from [426c027f93] to [64480ed795].

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#define OF_THREAD_M

#define __NO_EXT_QNX

#include <stdlib.h>
#include <math.h>
#include <time.h>

#ifndef _WIN32
# include <unistd.h>
#endif

#ifdef OF_HAVE_SCHED_YIELD
# include <sched.h>
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#endif

+ (void)sleepForTimeInterval: (double)seconds
{
	if (seconds < 0)
		@throw [OFOutOfRangeException exceptionWithClass: self];

#if defined(HAVE_NANOSLEEP)
	struct timespec rqtp;
#ifndef _WIN32

	rqtp.tv_sec = (time_t)seconds;
	rqtp.tv_nsec = lrint((seconds - rqtp.tv_sec) * 1000000000);

	if (rqtp.tv_sec != floor(seconds))
		@throw [OFOutOfRangeException exceptionWithClass: self];

	nanosleep(&rqtp, NULL);
#elif !defined(_WIN32)
	if (seconds > UINT_MAX)
		@throw [OFOutOfRangeException exceptionWithClass: self];

	sleep((unsigned int)seconds);
	usleep((useconds_t)rint((seconds - floor(seconds)) * 1000000));
	usleep((useconds_t)lrint((seconds - floor(seconds)) * 1000000));
#else
	if (seconds * 1000 > UINT_MAX)
		@throw [OFOutOfRangeException exceptionWithClass: self];

	Sleep((unsigned int)(seconds * 1000));
#endif
}

+ (void)sleepUntilDate: (OFDate*)date
{
	double seconds = [date timeIntervalSinceNow];
	[self sleepForTimeInterval: [date timeIntervalSinceNow]];

#ifndef _WIN32
	if (seconds > UINT_MAX)
		@throw [OFOutOfRangeException exceptionWithClass: self];

	sleep((unsigned int)seconds);
	usleep((useconds_t)rint((seconds - floor(seconds)) * 1000000));
#else
	if (seconds * 1000 > UINT_MAX)
		@throw [OFOutOfRangeException exceptionWithClass: self];

	Sleep((unsigned int)(seconds * 1000));
#endif
}

+ (void)yield
{
#ifdef OF_HAVE_SCHED_YIELD
	sched_yield();
#else
︙

Modified src/exceptions/OFConditionBroadcastFailedException.h from [8280acbac2] to [ee86acd7f5].

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 * Alternatively, it may be distributed under the terms of the GNU General
 * Public License, either version 2 or 3, which can be found in the file
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#import "OFException.h"

#ifndef OF_HAVE_THREADS
# error No threads available!
#endif

@class OFCondition;

/*!
 * @brief An exception indicating broadcasting a condition failed.
 */
@interface OFConditionBroadcastFailedException: OFException
︙

Modified src/exceptions/OFConditionSignalFailedException.h from [ce8cf52835] to [8c1e25e6f7].

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 * Alternatively, it may be distributed under the terms of the GNU General
 * Public License, either version 2 or 3, which can be found in the file
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#import "OFException.h"

#ifndef OF_HAVE_THREADS
# error No threads available!
#endif

@class OFCondition;

/*!
 * @brief An exception indicating signaling a condition failed.
 */
@interface OFConditionSignalFailedException: OFException
︙

Modified src/exceptions/OFConditionStillWaitingException.h from [fdfddc2862] to [ac276fe3d0].

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 * Alternatively, it may be distributed under the terms of the GNU General
 * Public License, either version 2 or 3, which can be found in the file
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#import "OFException.h"

#ifndef OF_HAVE_THREADS
# error No threads available!
#endif

@class OFCondition;

/*!
 * @brief An exception indicating that a thread is still waiting for a
 *	  condition.
 */
︙

Modified src/exceptions/OFConditionWaitFailedException.h from [c95a31d0d6] to [3dfb34d904].

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 * Alternatively, it may be distributed under the terms of the GNU General
 * Public License, either version 2 or 3, which can be found in the file
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#import "OFException.h"

#ifndef OF_HAVE_THREADS
# error No threads available!
#endif

@class OFCondition;

/*!
 * @brief An exception indicating waiting for a condition failed.
 */
@interface OFConditionWaitFailedException: OFException
︙

Modified src/exceptions/OFThreadJoinFailedException.h from [8ae844634a] to [cce8752e74].

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 * Alternatively, it may be distributed under the terms of the GNU General
 * Public License, either version 2 or 3, which can be found in the file
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#import "OFException.h"

#ifndef OF_HAVE_THREADS
# error No threads available!
#endif

@class OFThread;

/*!
 * @brief An exception indicating that joining a thread failed.
 */
@interface OFThreadJoinFailedException: OFException
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Modified src/exceptions/OFThreadStartFailedException.h from [b941a35e28] to [81a280beae].

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 * Alternatively, it may be distributed under the terms of the GNU General
 * Public License, either version 2 or 3, which can be found in the file
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#import "OFException.h"

#ifndef OF_HAVE_THREADS
# error No threads available!
#endif

@class OFThread;

/*!
 * @brief An exception indicating that starting a thread failed.
 */
@interface OFThreadStartFailedException: OFException
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Modified src/exceptions/OFThreadStillRunningException.h from [405b10fbdf] to [4064d31434].

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 * Alternatively, it may be distributed under the terms of the GNU General
 * Public License, either version 2 or 3, which can be found in the file
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#import "OFException.h"

#ifndef OF_HAVE_THREADS
# error No threads available!
#endif

@class OFThread;

/*!
 * @brief An exception indicating that a thread is still running.
 */
@interface OFThreadStillRunningException: OFException
︙

Fossil 2.23 [47362306a7] 2023-11-01 18:56:47
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