ObjFW  Check-in [c6ed29d881]

])

AC_CHECK_HEADERS(fcntl.h dirent.h)
AC_CHECK_FUNCS([sysconf gmtime_r localtime_r nanosleep fcntl])

AC_CHECK_HEADERS(xlocale.h)
AC_CHECK_FUNCS([strtod_l strtof_l asprintf_l])

AC_CHECK_HEADERS(sys/utsname.h)
AC_CHECK_FUNCS(uname)

AC_CHECK_FUNC(pipe, [
	AC_DEFINE(OF_HAVE_PIPE, 1, [Whether we have pipe()])
])

AC_ARG_ENABLE(sockets,
	AS_HELP_STRING([--disable-sockets], [disable socket support]))

 *
 * @brief A class for querying information about the system.
 */
@interface OFSystemInfo: OFObject
#ifdef OF_HAVE_CLASS_PROPERTIES
@property (class, readonly, nonatomic) size_t pageSize;
@property (class, readonly, nonatomic) size_t numberOfCPUs;
@property (class, readonly, nullable, nonatomic) OFString *operatingSystemName;
@property (class, readonly, nullable, nonatomic)
    OFString *operatingSystemVersion;
# ifdef OF_HAVE_FILES
@property (class, readonly, nullable, nonatomic) OFString *userDataPath;
@property (class, readonly, nullable, nonatomic) OFString *userConfigPath;
# endif
@property (class, readonly, nullable, nonatomic) OFString *CPUVendor;
# if defined(OF_X86_64) || defined(OF_X86) || defined(DOXYGEN)
@property (class, readonly, nonatomic) bool supportsMMX;

 *
 * A CPU with multiple cores counts as multiple CPUs.
 *
 * @return The number of CPUs installed in the system
 */
+ (size_t)numberOfCPUs;

/**
 * @brief Returns the name of the operating system the application is running
 *	  on.
 *
 * @return The name of the operating system the application is running on
 */
+ (nullable OFString *)operatingSystemName;

/**
 * @brief Returns the version of the operating system the application is
 *	  running on.
 *
 * @return The version of the operating system the application is running on
 */
+ (nullable OFString *)operatingSystemVersion;

#ifdef OF_HAVE_FILES
/*!
 * @brief Returns the path where user data for the application can be stored.
 *
 * On Unix systems, this adheres to the XDG Base Directory specification.@n
 * On Mac OS X and iOS, it uses the `NSApplicationSupportDirectory` directory.@n
 * On Windows, it uses the `APPDATA` environment variable.@n

#include <limits.h>	/* include any libc header to get the libc defines */

#include "unistd_wrapper.h"

#include "platform.h"

#ifdef HAVE_SYS_UTSNAME_H
# include <sys/utsname.h>
#endif
#ifdef OF_MACOS
# include <sys/sysctl.h>
#endif

#ifdef OF_MORPHOS
# define BOOL EXEC_BOOL
# include <exec/system.h>
# include <proto/exec.h>
# undef BOOL
#endif

#import "OFSystemInfo.h"
#import "OFApplication.h"
#import "OFArray.h"
#import "OFDictionary.h"
#import "OFLocalization.h"
#import "OFString.h"

#import "OFNotImplementedException.h"

#if defined(OF_MACOS) || defined(OF_IOS)
# ifdef HAVE_SYSDIR_H
#  include <sysdir.h>
# endif

	return pageSize;
}

+ (size_t)numberOfCPUs
{
	return numberOfCPUs;
}

+ (OFString *)operatingSystemName
{
#if defined(OF_IOS)
	return @"iOS";
#elif defined(OF_MACOS)
	return @"macOS";
#elif defined(OF_WINDOWS)
	return @"Windows";
#elif defined(OF_ANDROID)
	return @"Android";
#elif defined(OF_MORPHOS)
	return @"MorphOS";
#elif defined(OF_AMIGAOS4)
	return @"AmigaOS 4";
#elif defined(OF_WII)
	return @"Nintendo Wii";
#elif defined(NINTENDO_3DS)
	return @"Nintendo 3DS";
#elif defined(OF_NINTENDO_DS)
	return @"Nintendo DS";
#elif defined(OF_PSP)
	return @"PlayStation Portable";
#elif defined(OF_MSDOS)
	return @"MS-DOS";
#elif defined(HAVE_SYS_UTSNAME_H) && defined(HAVE_UNAME)
	struct utsname u;

	if (uname(&u) != 0)
		return nil;

	return [OFString stringWithCString: u.sysname
				  encoding: [OFLocalization encoding]];
#else
	return nil;
#endif
}

+ (OFString *)operatingSystemVersion
{
#if defined(OF_IOS) || defined(OF_MACOS)
	/* TODO */
	return nil;
#elif defined(OF_WINDOWS)
	/* TODO */
	return nil;
#elif defined(OF_ANDROID)
	/* TODO */
	return nil;
#elif defined(OF_MORPHOS)
	/* TODO */
	return nil;
#elif defined(OF_AMIGAOS4)
	/* TODO */
	return nil;
#elif defined(OF_WII) || defined(NINTENDO_3DS) || defined(OF_NINTENDO_DS) || \\
    defined(OF_PSP) || defined(OF_MSDOS)
	return nil;
#elif defined(HAVE_SYS_UTSNAME_H) && defined(HAVE_UNAME)
	struct utsname u;

	if (uname(&u) != 0)
		return nil;

	return [OFString stringWithCString: u.release
				  encoding: [OFLocalization encoding]];
#else
	return nil;
#endif
}

#ifdef OF_HAVE_FILES
+ (OFString *)userDataPath
{
# if defined(OF_MACOS) || defined(OF_IOS)
	char pathC[PATH_MAX];
	OFMutableString *path;