ObjFW  Check-in [a29197bd35]

Overview
Comment:configure: Better poll() and select() checks
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SHA3-256: a29197bd35c72e3fcbbfa5f75ff4e809052564e8b7279deac7ab4c95de9ab686
User & Date: js on 2017-05-17 20:31:43
Other Links: manifest | tags
Context
2017-05-17
22:07
OFThread: Use unsigned int instead of useconds_t check-in: 8e84561642 user: js tags: trunk
20:31
configure: Better poll() and select() checks check-in: a29197bd35 user: js tags: trunk
00:13
Add in_addr_t for MorphOS check-in: c7a45d0140 user: js tags: trunk
Changes
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Modified configure.ac from [bdbced787a] to [420b270dc8].

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		AC_SUBST(ENCODINGS_A, "encodings.a")
		AC_SUBST(ENCODINGS_ENCODINGS_A, "encodings/encodings.a")
	])
])

AC_CHECK_FUNCS(sigaction)

AC_CHECK_FUNCS([arc4random random], break)
AC_CHECK_FUNCS(arc4random random, break)

AC_CHECK_LIB(dl, dlopen, LIBS="$LIBS -ldl")
AC_CHECK_HEADERS_ONCE(dlfcn.h)
case "$host_os" in
	netbsd*)
		dnl dladdr exists on NetBSD, but it is completely broken.
		dnl When using it with code that uses __thread, it freezes the
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		#  endif
		# endif
		# include <windows.h>
		# include <ws2tcpip.h>
		#endif
	])

	AC_CHECK_FUNCS([paccept accept4])
	AC_CHECK_FUNCS(paccept accept4, break)

	AC_CHECK_FUNC(kqueue, [
	AC_CHECK_FUNCS(kqueue1 kqueue, [
		AC_DEFINE(HAVE_KQUEUE, 1, [Whether we have kqueue])
		AC_SUBST(OFKERNELEVENTOBSERVER_KQUEUE_M,
			"OFKernelEventObserver_kqueue.m")

		break
		AC_CHECK_FUNCS(kqueue1)
	])
	AC_CHECK_FUNC(epoll_create, [
	AC_CHECK_FUNCS(epoll_create1 epoll_create, [
		AC_DEFINE(HAVE_EPOLL, 1, [Whether we have epoll])
		AC_SUBST(OFKERNELEVENTOBSERVER_EPOLL_M,
			"OFKernelEventObserver_epoll.m")

		break
		AC_CHECK_FUNCS(epoll_create1)
	])
	AC_CHECK_HEADER(poll.h, [
		AC_DEFINE(HAVE_POLL_H, 1, [Whether we have poll.h])
	AC_CHECK_HEADERS(poll.h)
	AC_CHECK_FUNC(poll, [
		AC_DEFINE(HAVE_POLL, 1, [Whether we have poll()])
		AC_SUBST(OFKERNELEVENTOBSERVER_POLL_M,
			"OFKernelEventObserver_poll.m")
	])
	AC_CHECK_HEADER(sys/select.h, [
		AC_DEFINE(HAVE_SYS_SELECT_H, 1, [Whether we have sys/select.h])
	AC_CHECK_HEADERS(sys/select.h)
	AC_CHECK_FUNC(select, [
		AC_DEFINE(HAVE_SELECT, 1, [Whether we have select()])
		AC_SUBST(OFKERNELEVENTOBSERVER_SELECT_M,
			"OFKernelEventObserver_select.m")
	])

	case "$host_os" in
		mingw*)
			AC_SUBST(OFKERNELEVENTOBSERVER_SELECT_M,
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		;;
	*-*-msdosdjgpp*)
		have_processes="no"
		;;
	*)
		AC_CHECK_FUNCS(kill)

		AC_CHECK_FUNCS(posix_spawnp, [
		AC_CHECK_FUNC(posix_spawnp, [
			AS_IF([test x"$ac_cv_func_kill" = x"yes"], [
				have_processes="yes"

				AC_CHECK_HEADERS(spawn.h)
			])
		], [
			AC_CHECK_FUNCS([vfork dup2 execvp _exit], [
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Modified src/OFKernelEventObserver.m from [687f558fe2] to [57631eb71f].

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#ifdef HAVE_KQUEUE
# import "OFKernelEventObserver_kqueue.h"
#endif
#ifdef HAVE_EPOLL
# import "OFKernelEventObserver_epoll.h"
#endif
#if defined(HAVE_POLL_H) || defined(OF_WII)
#if HAVE_POLL
# import "OFKernelEventObserver_poll.h"
#endif
#if defined(HAVE_SYS_SELECT_H) || defined(OF_WINDOWS)
#if HAVE_SELECT
# import "OFKernelEventObserver_select.h"
#endif

#import "OFInitializationFailedException.h"
#import "OFInvalidArgumentException.h"
#import "OFOutOfRangeException.h"
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+ alloc
{
	if (self == [OFKernelEventObserver class])
#if defined(HAVE_KQUEUE)
		return [OFKernelEventObserver_kqueue alloc];
#elif defined(HAVE_EPOLL)
		return [OFKernelEventObserver_epoll alloc];
#elif defined(HAVE_POLL_H) || defined(OF_WII)
#elif defined(HAVE_POLL)
		return [OFKernelEventObserver_poll alloc];
#elif defined(HAVE_SYS_SELECT_H) || defined(OF_WINDOWS)
#elif defined(HAVE_SELECT)
		return [OFKernelEventObserver_select alloc];
#else
# error No kqueue / epoll / poll / select found!
#endif

	return [super alloc];
}
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