wayland: enable on darwin

diff --git a/egl/wayland-egl-symbols-check b/egl/wayland-egl-symbols-check

index d04fd042f..82b9499d1 100755

--- a/egl/wayland-egl-symbols-check

+++ b/egl/wayland-egl-symbols-check

@@ -14,7 +14,15 @@ if ! test -n "$NM"; then

 	exit 99

 fi

-AVAIL_FUNCS="$($NM -D --format=bsd --defined-only $LIB | awk '{print $3}')"

+if [ "$(uname)" == "Darwin" ]; then

+  NM_DYNSYM_TABLE=""

+  SYMBOL_PREFIX="_"

+else

+  NM_DYNSYM_TABLE="-D"

+  SYMBOL_PREFIX=""

+fi

+

+AVAIL_FUNCS="$($NM ${NM_DYNSYM_TABLE} --format=bsd --defined-only $LIB | awk '{print $3}')"

 # Official ABI, taken from the header.

 REQ_FUNCS="wl_egl_window_resize

@@ -37,7 +45,7 @@ if test -n "$NEW_ABI"; then

 fi

 REMOVED_ABI=$(echo "$REQ_FUNCS" | while read func; do

-    echo "$AVAIL_FUNCS" | grep -q "^$func$" && continue

+    echo "$AVAIL_FUNCS" | grep -q "^${SYMBOL_PREFIX}$func$" && continue

     echo $func

 done)

diff --git a/meson.build b/meson.build

index 8e28f2a..c8d1dc9 100644

index a3126b63e..97a9036c2 100644

--- a/meson.build

+++ b/meson.build

@@ -16,7 +16,7 @@ config_h.set_quoted('PACKAGE', meson.project_name())

 cc_args = []

-if host_machine.system() not in ['freebsd', 'openbsd']

+if host_machine.system() not in ['darwin', 'freebsd', 'openbsd']

+if host_machine.system() not in ['freebsd', 'openbsd', 'darwin']

 	cc_args += ['-D_POSIX_C_SOURCE=200809L']

 endif

 add_project_arguments(cc_args, language: 'c')

@@ -52,7 +52,7 @@ foreach f: have_funcs

 endforeach

 config_h.set10('HAVE_XUCRED_CR_PID', cc.has_member('struct xucred', 'cr_pid', prefix : '#include <sys/ucred.h>'))

 have_broken_msg_cmsg_cloexec = false

-if host_machine.system() == 'freebsd'

+if host_machine.system() in ['darwin', 'freebsd']

 	have_broken_msg_cmsg_cloexec = not cc.compiles('''

 #include <sys/param.h> /* To get __FreeBSD_version. */

 #if __FreeBSD_version < 1300502 || \

@@ -69,7 +69,7 @@ endif

@@ -69,8 +69,8 @@ endif

 config_h.set10('HAVE_BROKEN_MSG_CMSG_CLOEXEC', have_broken_msg_cmsg_cloexec)

 if get_option('libraries')

-	if host_machine.system() in ['freebsd', 'openbsd']

+	if host_machine.system() in ['darwin', 'freebsd', 'openbsd']

 		# When building for FreeBSD, epoll(7) is provided by a userspace

-		# When building for FreeBSD, epoll(7) is provided by a userspace

+	if host_machine.system() in ['freebsd', 'openbsd', 'darwin']

+		# When building for BSDs, epoll(7) is provided by a userspace

 		# wrapper around kqueue(2).

 		epoll_dep = dependency('epoll-shim')

 	else

diff --git a/src/event-loop.c b/src/event-loop.c

index 45222f7..fb3b464 100644

index 89294fd97..60c574690 100644

--- a/src/event-loop.c

+++ b/src/event-loop.c

@@ -49,6 +49,13 @@

 #define TIMER_REMOVED -2

@@ -45,6 +45,14 @@

 #include "wayland-server-private.h"

 #include "wayland-os.h"

+#ifdef __APPLE__

+/* epoll-shim should provide this by design */

+struct itimerspec {

+	struct timespec it_interval;

+	struct timespec it_value;

+};

+#endif

+

 struct wl_event_loop;

 struct wl_event_source_interface;

 struct wl_event_source_timer;

 /** \cond INTERNAL */

 #define TIMER_REMOVED -2

diff --git a/src/wayland-client.c b/src/wayland-client.c

index fe14a6b13..5f72ec248 100644

--- a/src/wayland-client.c

+++ b/src/wayland-client.c

@@ -38,7 +38,6 @@

 #include <sys/un.h>

 #include <ctype.h>

 #include <fcntl.h>

-#include <poll.h>

 #include <pthread.h>

 #include "wayland-util.h"

@@ -1999,7 +1998,7 @@ wl_display_poll(struct wl_display *display,

 			timespec_sub_saturate(&result, &deadline, &now);

 			remaining_timeout = &result;

 		}

-		ret = ppoll(pfd, 1, remaining_timeout, NULL);

+		ret = wl_os_ppoll(pfd, 1, remaining_timeout, NULL);

 	} while (ret == -1 && errno == EINTR);

 	return ret;

diff --git a/src/wayland-os.c b/src/wayland-os.c

index f00ead4..4dc01d0 100644

index f00ead4b9..9f0f6fb1c 100644

--- a/src/wayland-os.c

+++ b/src/wayland-os.c

@@ -75,17 +75,19 @@ wl_os_socket_cloexec(int domain, int type, int protocol)

@@ -39,6 +39,9 @@

 #ifdef HAVE_SYS_UCRED_H

 #include <sys/ucred.h>

 #endif

+#if defined(__APPLE__) && !defined(EPOLL_SHIM_DISABLE_WRAPPER_MACROS)

+#include <epoll-shim/detail/poll.h>

+#endif

 #include "wayland-os.h"

@@ -74,18 +77,20 @@ int

 wl_os_socket_cloexec(int domain, int type, int protocol)

 {

 	int fd;

+#ifdef SOCK_CLOEXEC

-

+#if !defined(__APPLE__)

+	/* It is ok to bypass this logic on Darwin,

+	   FD_CLOEXEC will be set by set_cloexec_or_close() */

 	fd = wl_socket(domain, type | SOCK_CLOEXEC, protocol);

 	if (fd >= 0)

 		return fd;

 	if (errno != EINVAL)

 		return -1;

-

+#endif

 	fd = wl_socket(domain, type, protocol);

 	return set_cloexec_or_close(fd);

 }

-#if defined(__FreeBSD__)

+#if defined(__APPLE__) || defined(__FreeBSD__)

+#if defined(LOCAL_PEERCRED)

 int

 wl_os_socket_peercred(int sockfd, uid_t *uid, gid_t *gid, pid_t *pid)

 {

@@ -101,6 +106,14 @@ wl_os_socket_peercred(int sockfd, uid_t *uid, gid_t *gid, pid_t *pid)

 #if HAVE_XUCRED_CR_PID

 	/* Since https://cgit.freebsd.org/src/commit/?id=c5afec6e895a */

 	*pid = ucred.cr_pid;

+#elif defined(LOCAL_PEERPID)

+	/* Try LOCAL_PEERPID if no cr_pid in xucred */

+	size_t pid_size;

+	pid_t peerpid;

+	if (getsockopt(sockfd, SOL_LOCAL, LOCAL_PEERPID, &peerpid, &pid_size))

+		*pid = peerpid;

+	else

+		*pid = 0;

 #else

 	*pid = 0;

 #endif

@@ -178,13 +191,16 @@ recvmsg_cloexec_fallback(int sockfd, struct msghdr *msg, int flags)

 ssize_t

 wl_os_recvmsg_cloexec(int sockfd, struct msghdr *msg, int flags)

 {

-#if HAVE_BROKEN_MSG_CMSG_CLOEXEC

+#if HAVE_BROKEN_MSG_CMSG_CLOEXEC || defined(__APPLE__)

 	/*

 	 * FreeBSD had a broken implementation of MSG_CMSG_CLOEXEC between 2015

 	 * and 2021, so we have to use the non-MSG_CMSG_CLOEXEC fallback

 	 * directly when compiling against a version that does not include the

 	 * fix (https://cgit.freebsd.org/src/commit/?id=6ceacebdf52211).

 	 */

+	/*

+	 * Darwin has no MSG_CMSG_CLOEXEC, so use fallback too.

+	 */

 #pragma message("Using fallback directly since MSG_CMSG_CLOEXEC is broken.")

 #else

 	ssize_t len;

@@ -220,7 +236,7 @@ wl_os_accept_cloexec(int sockfd, struct sockaddr *addr, socklen_t *addrlen)

 {

 	int fd;

-#ifdef HAVE_ACCEPT4

+#if defined(HAVE_ACCEPT4) && !defined(__APPLE__)

 	fd = accept4(sockfd, addr, addrlen, SOCK_CLOEXEC);

 	if (fd >= 0)

 		return fd;

@@ -273,3 +289,18 @@ wl_os_mremap_maymove(int fd, void *old_data, ssize_t *old_size,

 	return result;

 }

+

+int

+wl_os_ppoll(struct pollfd *fds, nfds_t nfds,

+      const struct timespec *timeout_ts, const sigset_t *sigmask)

+{

+#if defined(__APPLE__)

+#ifndef EPOLL_SHIM_DISABLE_WRAPPER_MACROS

+	return epoll_shim_ppoll(fds, nfds, timeout_ts, sigmask);

+#else

+	return -1;

+#endif

+#endif

+

+	return ppoll(fds, nfds, timeout_ts, sigmask);

+}

diff --git a/src/wayland-os.h b/src/wayland-os.h

index 068fd2fea..3f9d02bce 100644

--- a/src/wayland-os.h

+++ b/src/wayland-os.h

@@ -28,6 +28,7 @@

 #include <sys/types.h>

 #include <sys/socket.h>

+#include <poll.h>

 int

 wl_os_socket_cloexec(int domain, int type, int protocol);

@@ -51,6 +52,9 @@ void *

 wl_os_mremap_maymove(int fd, void *old_data, ssize_t *old_size,

 		     ssize_t new_size, int prot, int flags);

+int

+wl_os_ppoll(struct pollfd *fds, nfds_t nfds,

+      const struct timespec *timeout_ts, const sigset_t *sigmask);

 /*

  * The following are for wayland-os.c and the unit tests.

diff --git a/tests/client-test.c b/tests/client-test.c

index 5585c0cd0..b5c3f924a 100644

--- a/tests/client-test.c

+++ b/tests/client-test.c

@@ -97,7 +97,13 @@ TEST(client_destroy_listener)

 	bool user_data_destroyed = false;

 	int s[2];

+#ifdef SOCK_CLOEXEC

 	assert(socketpair(AF_UNIX, SOCK_STREAM | SOCK_CLOEXEC, 0, s) == 0);

+#else

+	assert(socketpair(AF_UNIX, SOCK_STREAM, 0, s) == 0);

+	assert(set_cloexec_or_close(s[0]) != -1);

+	assert(set_cloexec_or_close(s[1]) != -1);

+#endif

 	display = wl_display_create();

 	assert(display);

 	client = wl_client_create(display, s[0]);

@@ -184,7 +190,13 @@ TEST(client_destroy_removes_link)

 	struct client_destroy_listener destroy_listener;

 	int s[2];

+#ifdef SOCK_CLOEXEC

 	assert(socketpair(AF_UNIX, SOCK_STREAM | SOCK_CLOEXEC, 0, s) == 0);

+#else

+	assert(socketpair(AF_UNIX, SOCK_STREAM, 0, s) == 0);

+	assert(set_cloexec_or_close(s[0]) != -1);

+	assert(set_cloexec_or_close(s[1]) != -1);

+#endif

 	display = wl_display_create();

 	assert(display);

 	client = wl_client_create(display, s[0]);

diff --git a/tests/connection-test.c b/tests/connection-test.c

index aed97a0a4..60244223c 100644

--- a/tests/connection-test.c

+++ b/tests/connection-test.c

@@ -48,7 +48,13 @@ setup(int *s)

 {

 	struct wl_connection *connection;

+#ifdef SOCK_CLOEXEC

 	assert(socketpair(AF_UNIX, SOCK_STREAM | SOCK_CLOEXEC, 0, s) == 0);

+#else

+	assert(socketpair(AF_UNIX, SOCK_STREAM, 0, s) == 0);

+	assert(set_cloexec_or_close(s[0]) != -1);

+	assert(set_cloexec_or_close(s[1]) != -1);

+#endif

 	connection = wl_connection_create(s[0], WL_BUFFER_DEFAULT_MAX_SIZE);

 	assert(connection);

@@ -181,8 +187,14 @@ struct marshal_data {

 static void

 setup_marshal_data(struct marshal_data *data)

 {

+#ifdef SOCK_CLOEXEC

 	assert(socketpair(AF_UNIX,

 			  SOCK_STREAM | SOCK_CLOEXEC, 0, data->s) == 0);

+#else

+	assert(socketpair(AF_UNIX, SOCK_STREAM , 0, data->s) == 0);

+	assert(set_cloexec_or_close(data->s[0]) != -1);

+	assert(set_cloexec_or_close(data->s[1]) != -1);

+#endif

 	data->read_connection = wl_connection_create(data->s[0],

 						     WL_BUFFER_DEFAULT_MAX_SIZE);

 	assert(data->read_connection);

@@ -885,7 +897,13 @@ TEST(request_bogus_size)

 	for (bogus_size = 11; bogus_size >= 0; bogus_size--) {

 		fprintf(stderr, "* bogus size %d\n", bogus_size);

+#ifdef SOCK_CLOEXEC

 		assert(socketpair(AF_UNIX, SOCK_STREAM | SOCK_CLOEXEC, 0, s) == 0);

+#else

+		assert(socketpair(AF_UNIX, SOCK_STREAM, 0, s) == 0);

+		assert(set_cloexec_or_close(s[0]) != -1);

+		assert(set_cloexec_or_close(s[1]) != -1);

+#endif

 		display = wl_display_create();

 		assert(display);

 		client = wl_client_create(display, s[0]);

diff --git a/tests/display-test.c b/tests/display-test.c

index 89606c731..fbcd40fd5 100644

--- a/tests/display-test.c

+++ b/tests/display-test.c

@@ -39,6 +39,10 @@

 #include <sys/stat.h>

 #include <sys/mman.h>

+#ifdef __APPLE__

+#include <fcntl.h>

+#endif

+

 #include <pthread.h>

 #include <poll.h>

@@ -1499,6 +1503,10 @@ send_overflow_client(void *data)

 	/* Limit the send buffer size for the display socket to guarantee

 	 * that the test will cause an overflow. */

 	sock = wl_display_get_fd(c->wl_display);

+#if __APPLE__

+	/* Darwin sockets may by non-blocked after accept() */

+	assert(fcntl(sock, F_SETFL, ~O_NONBLOCK) != -1);

+#endif

 	assert(setsockopt(sock, SOL_SOCKET, SO_SNDBUF, &optval, sizeof(optval)) == 0);

 	/* Request to break out of 'display_run' in the main process */

diff --git a/tests/os-wrappers-test.c b/tests/os-wrappers-test.c

index 061d29e6a..d9cd7c40d 100644

--- a/tests/os-wrappers-test.c

+++ b/tests/os-wrappers-test.c

@@ -62,12 +62,12 @@ static int

 socket_wrapper(int domain, int type, int protocol)

 {

 	wrapped_calls_socket++;

-

+#ifdef SOCK_CLOEXEC

 	if (fall_back && (type & SOCK_CLOEXEC)) {

 		errno = EINVAL;

 		return -1;

 	}

-

+#endif

 	return socket(domain, type, protocol);

 }

@@ -111,11 +111,12 @@ static ssize_t

 recvmsg_wrapper(int sockfd, struct msghdr *msg, int flags)

 {

 	wrapped_calls_recvmsg++;

-

+#ifdef MSG_CMSG_CLOEXEC

 	if (fall_back && (flags & MSG_CMSG_CLOEXEC)) {

 		errno = EINVAL;

 		return -1;

 	}

+#endif

 	return recvmsg(sockfd, msg, flags);

 }

@@ -160,8 +161,11 @@ do_os_wrappers_socket_cloexec(int n)

 	 * Must have 2 calls if falling back, but must also allow

 	 * falling back without a forced fallback.

 	 */

+#ifdef SOCK_CLOEXEC

 	assert(wrapped_calls_socket > n);

-

+#else

+	assert(wrapped_calls_socket == 1);

+#endif

 	exec_fd_leak_check(nr_fds);

 }

@@ -234,8 +238,14 @@ struct marshal_data {

 static void

 setup_marshal_data(struct marshal_data *data)

 {

+#ifdef SOCK_CLOEXEC

 	assert(socketpair(AF_UNIX,

 			  SOCK_STREAM | SOCK_CLOEXEC, 0, data->s) == 0);

+#else

+	assert(socketpair(AF_UNIX, SOCK_STREAM, 0, data->s) == 0);

+	assert(set_cloexec_or_close(data->s[0]) != -1);

+	assert(set_cloexec_or_close(data->s[1]) != -1);

+#endif

 	data->read_connection = wl_connection_create(data->s[0],

 						     WL_BUFFER_DEFAULT_MAX_SIZE);

@@ -325,7 +335,7 @@ do_os_wrappers_recvmsg_cloexec(int n)

 	struct marshal_data data;

 	data.nr_fds_begin = count_open_fds();

-#if HAVE_BROKEN_MSG_CMSG_CLOEXEC

+#if HAVE_BROKEN_MSG_CMSG_CLOEXEC || !defined(MSG_CMSG_CLOEXEC)

 	/* We call the fallback directly on FreeBSD versions with a broken

 	 * MSG_CMSG_CLOEXEC, so we don't call the local recvmsg() wrapper. */

 	data.wrapped_calls = 0;

diff --git a/tests/queue-test.c b/tests/queue-test.c

index 7dfdd3064..de9adfc6d 100644

--- a/tests/queue-test.c

+++ b/tests/queue-test.c

@@ -23,7 +23,26 @@

  * SOFTWARE.

  */

+#ifndef __APPLE__

 #define _GNU_SOURCE /* For memrchr */

+#else

+#include <string.h>

+/* No memrchr() on Darwin, borrow one from OpenBSD */

+static void *

+memrchr(const void *s, int c, size_t n)

+{

+	const unsigned char *cp;

+

+	if (n != 0) {

+		cp = (unsigned char *)s + n;

+		do {

+			if (*(--cp) == (unsigned char)c)

+				return((void *)cp);

+		} while (--n != 0);

+	}

+	return(NULL);

+}

+#endif

 #include <stdlib.h>

 #include <stdint.h>

 #include <stdio.h>

diff --git a/tests/resources-test.c b/tests/resources-test.c

index 92707297b..33f6e21d2 100644

--- a/tests/resources-test.c

+++ b/tests/resources-test.c

@@ -40,7 +40,14 @@ TEST(create_resource_tst)

 	int s[2];

 	uint32_t id;

+#ifdef SOCK_CLOEXEC

 	assert(socketpair(AF_UNIX, SOCK_STREAM | SOCK_CLOEXEC, 0, s) == 0);

+#else

+	assert(socketpair(AF_UNIX, SOCK_STREAM, 0, s) == 0);

+	assert(set_cloexec_or_close(s[0]) != -1);

+	assert(set_cloexec_or_close(s[1]) != -1);

+#endif

+

 	display = wl_display_create();

 	assert(display);

 	client = wl_client_create(display, s[0]);

@@ -111,7 +118,13 @@ TEST(destroy_res_tst)

 		.notify = &destroy_notify

 	};

+#ifdef SOCK_CLOEXEC

 	assert(socketpair(AF_UNIX, SOCK_STREAM | SOCK_CLOEXEC, 0, s) == 0);

+#else

+	assert(socketpair(AF_UNIX, SOCK_STREAM, 0, s) == 0);

+	assert(set_cloexec_or_close(s[0]) != -1);

+	assert(set_cloexec_or_close(s[1]) != -1);

+#endif

 	display = wl_display_create();

 	assert(display);

 	client = wl_client_create(display, s[0]);

@@ -159,7 +172,13 @@ TEST(create_resource_with_same_id)

 	int s[2];

 	uint32_t id;

+#ifdef SOCK_CLOEXEC

 	assert(socketpair(AF_UNIX, SOCK_STREAM | SOCK_CLOEXEC, 0, s) == 0);

+#else

+	assert(socketpair(AF_UNIX, SOCK_STREAM, 0, s) == 0);

+	assert(set_cloexec_or_close(s[0]) != -1);

+	assert(set_cloexec_or_close(s[1]) != -1);

+#endif

 	display = wl_display_create();

 	assert(display);

 	client = wl_client_create(display, s[0]);

@@ -243,7 +262,13 @@ TEST(resource_destroy_iteration)

 		.notify = &resource_destroy_notify

 	};

+#ifdef SOCK_CLOEXEC

 	assert(socketpair(AF_UNIX, SOCK_STREAM | SOCK_CLOEXEC, 0, s) == 0);

+#else

+	assert(socketpair(AF_UNIX, SOCK_STREAM, 0, s) == 0);

+	assert(set_cloexec_or_close(s[0]) != -1);

+	assert(set_cloexec_or_close(s[1]) != -1);

+#endif

 	display = wl_display_create();

 	assert(display);

 	client = wl_client_create(display, s[0]);

diff --git a/tests/test-helpers.c b/tests/test-helpers.c

index 1af813bb4..9ae96b1b4 100644

--- a/tests/test-helpers.c

+++ b/tests/test-helpers.c

@@ -88,6 +88,30 @@ count_open_fds(void)

 	/* return the current number of entries */

 	return size / sizeof(struct kinfo_file);

 }

+#elif defined(__APPLE__)

+#include <libproc.h>

+

+/* 

+ * On Darwin, use libproc API to get fds of a PID

+ */

+int

+count_open_fds(void)

+{

+	int buffer_size, buffer_used;

+	pid_t pid = getpid();

+	int nfds;

+	struct proc_fdinfo *fdinfo;

+

+	buffer_size = proc_pidinfo(pid, PROC_PIDLISTFDS, 0, 0, 0);

+	fdinfo = malloc(buffer_size);

+

+	buffer_used = proc_pidinfo(pid, PROC_PIDLISTFDS, 0, fdinfo, buffer_size);

+	assert(buffer_used > 0 && "proc_pidinfo PROC_PIDLISTFDS failed.");

+

+	nfds = buffer_used / PROC_PIDLISTFD_SIZE;

+	free(fdinfo);

+	return nfds;

+}

 #else

 int

 count_open_fds(void)

diff --git a/tests/test-runner.c b/tests/test-runner.c

index 9a50d1dd1..639f5a2e8 100644

--- a/tests/test-runner.c

+++ b/tests/test-runner.c

@@ -63,7 +63,12 @@ static int timeouts_enabled = 1;

 /* set to one if the output goes to the terminal */

 static int is_atty = 0;

+#if __APPLE__

+extern const struct test __start_test_section __asm("section$start$__RODATA$test_section");

+extern const struct test __stop_test_section __asm("section$end$__RODATA$test_section");

+#else

 extern const struct test __start_test_section, __stop_test_section;

+#endif

 static const struct test *

 find_test(const char *name)

@@ -308,6 +313,23 @@ is_debugger_attached(void)

 	return rc;

 }

+#elif defined(__APPLE__)

+#include <sys/sysctl.h>

+/* https://stackoverflow.com/a/2200786 */

+static int

+is_debugger_attached(void)

+{

+	int ret;

+	int mib[] = { CTL_KERN, KERN_PROC, KERN_PROC_PID, getpid() };

+	struct kinfo_proc info;

+	size_t size;

+

+	info.kp_proc.p_flag = 0;

+	ret = sysctl(mib, sizeof(mib) / sizeof(*mib), &info, &size, NULL, 0);

+	assert(ret == 0);

+

+	return ( (info.kp_proc.p_flag & P_TRACED) != 0 );

+}

 #else

 static int

 is_debugger_attached(void)

diff --git a/tests/test-runner.h b/tests/test-runner.h

index d07340096..50eff6afb 100644

--- a/tests/test-runner.h

+++ b/tests/test-runner.h

@@ -37,11 +37,17 @@ struct test {

 	int must_fail;

 } __attribute__ ((aligned (16)));

+#if __APPLE__

+#define TEST_SECTION "__RODATA,test_section"

+#else

+#define TEST_SECTION "test_section"

+#endif

+

 #define TEST(name)							\

 	static void name(void);						\

 									\

 	const struct test test##name					\

-		 __attribute__ ((used, section ("test_section"))) = {	\

+		 __attribute__ ((used, section (TEST_SECTION))) = {	\

 		#name, name, 0						\

 	};								\

 									\

@@ -51,7 +57,7 @@ struct test {

 	static void name(void);						\

 									\

 	const struct test test##name					\

-		 __attribute__ ((used, section ("test_section"))) = {	\

+		 __attribute__ ((used, section (TEST_SECTION))) = {	\

 		#name, name, 1						\

 	};								\

 									\

@@ -93,3 +99,28 @@ test_disable_coredumps(void);

 	} while (0);

 #endif

+

+/* For systems without SOCK_CLOEXEC */

+#include <fcntl.h>

+__attribute__((used))

+static int

+set_cloexec_or_close(int fd)

+{

+	long flags;

+

+	if (fd == -1)

+		return -1;

+

+	flags = fcntl(fd, F_GETFD);

+	if (flags == -1)

+		goto err;

+

+	if (fcntl(fd, F_SETFD, flags | FD_CLOEXEC) == -1)

+		goto err;

+

+	return fd;

+

+err:

+	close(fd);

+	return -1;

+}

  };

  patches = [

    # patch from: https://gitlab.freedesktop.org/wayland/wayland/-/merge_requests/481

    ./darwin.patch

  ];

    homepage = "https://wayland.freedesktop.org/";

    license = lib.licenses.mit; # Expat version

    platforms = lib.platforms.unix;

    # requires more work: https://gitlab.freedesktop.org/wayland/wayland/-/merge_requests/481

    badPlatforms = lib.platforms.darwin;

    maintainers = with lib.maintainers; [

      codyopel

      qyliss