epoll-shim: new port in devel

devel/epoll-shim/Portfile

@@ -0,0 +1,47 @@
+# -*- coding: utf-8; mode: tcl; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- vim:fenc=utf-8:ft=tcl:et:sw=4:ts=4:sts=4
+
+PortSystem          1.0
+PortGroup           cmake 1.1
+PortGroup           github 1.0
+PortGroup           legacysupport 1.1
+
+# O_CLOEXEC
+legacysupport.newest_darwin_requires_legacy 10
+
+github.setup        jiixyj epoll-shim 0.0.20240608 v
+categories          devel
+license             MIT
+maintainers         nomaintainer
+description         Small epoll implementation using kqueue
+long_description    ${description}. Includes all features \
+                    needed for libinput/libevdev.
+
+checksums           rmd160  3cead7960ad43d9e03355753527024da0ceab0b5 \
+                    sha256  8f5125217e4a0eeb96ab01f9dfd56c38f85ac3e8f26ef2578e538e72e87862cb \
+                    size    104137
+github.tarball_from archive
+
+patch.pre_args-replace  -p0 -p1
+
+# https://github.com/jiixyj/epoll-shim/pull/57
+patchfiles-append   0001-Use-EV_TRIGGER-as-a-fallback-for-NOTE_TRIGGER.patch \
+                    0002-Define-MSG_NOSIGNAL-when-undefined.patch \
+                    0003-timerfd-root-test-skip-on-macOS-10.12.patch
+
+compiler.c_standard 2011
+
+# Build tries to run test binaries during the build, which fails otherwise.
+configure.pre_args-replace \
+                    -DCMAKE_BUILD_WITH_INSTALL_RPATH:BOOL=ON \
+                    -DCMAKE_BUILD_WITH_INSTALL_RPATH:BOOL=OFF
+
+platform darwin powerpc {
+    depends_lib-append \
+                    port:libdispatch-legacy
+    configure.cppflags-append \
+                    -I${prefix}/libexec/dispatch/usr/include
+    configure.ldflags-append \
+                    ${prefix}/libexec/dispatch/usr/lib/libdispatch.a
+}
+
+test.run            yes

devel/epoll-shim/files/0001-Use-EV_TRIGGER-as-a-fallback-for-NOTE_TRIGGER.patch

@@ -0,0 +1,117 @@
+From 9d6d02e25b415e971f968365c46b16f7bc689113 Mon Sep 17 00:00:00 2001
+From: Sergey Fedorov <[email protected]>
+Date: Tue, 26 Nov 2024 23:10:54 +0800
+Subject: [PATCH 1/3] Use EV_TRIGGER as a fallback for NOTE_TRIGGER
+
+---
+ src/compat_ppoll.c |  7 ++++++-
+ src/epollfd_ctx.c  | 13 +++++++++++--
+ src/kqueue_event.c | 13 +++++++++++--
+ 3 files changed, 28 insertions(+), 5 deletions(-)
+
+diff --git a/src/compat_ppoll.c b/src/compat_ppoll.c
+index 44a579d..19b0c88 100644
+--- a/src/compat_ppoll.c
++++ b/src/compat_ppoll.c
+@@ -93,7 +93,7 @@ compat_ppoll_impl(struct pollfd fds[], nfds_t nfds,
+ 			goto out;
+ 		}
+
+-#ifdef EVFILT_USER
++#if defined(EVFILT_USER) && (defined(NOTE_TRIGGER) || defined(EV_TRIGGER))
+ 		sigset_t pending;
+ 		if (sigpending(&pending) < 0) {
+ 			ec = errno;
+@@ -103,8 +103,13 @@ compat_ppoll_impl(struct pollfd fds[], nfds_t nfds,
+ 			if (sigismember(&pending, (int)kevs[i].ident)) {
+ 				EV_SET(&kevs[0], 0, EVFILT_USER, /**/
+ 				    EV_ADD | EV_ONESHOT, 0, 0, 0);
++#if defined(NOTE_TRIGGER)
+ 				EV_SET(&kevs[1], 0, EVFILT_USER, /**/
+ 				    0, NOTE_TRIGGER, 0, 0);
++#elif defined(EV_TRIGGER)
++				EV_SET(&kevs[1], 0, EVFILT_USER, /**/
++				    EV_TRIGGER, 0, 0, 0);
++#endif
+ 				if (kevent(kq, kevs, 2, NULL, 0, NULL) < 0) {
+ 					ec = errno;
+ 					goto out;
+diff --git a/src/epollfd_ctx.c b/src/epollfd_ctx.c
+index 0db5b01..08836a4 100644
+--- a/src/epollfd_ctx.c
++++ b/src/epollfd_ctx.c
+@@ -268,10 +268,15 @@ registered_fds_node_add_self_trigger(RegisteredFDsNode *fd2_node, int kq)
+ static void
+ registered_fds_node_trigger_self(RegisteredFDsNode *fd2_node, int kq)
+ {
+-#ifdef EVFILT_USER
++#if defined(EVFILT_USER) && (defined(NOTE_TRIGGER) || defined(EV_TRIGGER))
+ 	struct kevent kevs[1];
++#if defined(NOTE_TRIGGER)
+ 	EV_SET(&kevs[0], (uintptr_t)fd2_node, EVFILT_USER, /**/
+ 	    0, NOTE_TRIGGER, 0, fd2_node);
++#elif defined(EV_TRIGGER)
++	EV_SET(&kevs[0], (uintptr_t)fd2_node, EVFILT_USER, /**/
++	    EV_TRIGGER, 0, 0, fd2_node);
++#endif
+ 	(void)kevent(kq, kevs, 1, NULL, 0, NULL);
+ #else
+ 	(void)kq;
+@@ -792,10 +797,14 @@ epollfd_ctx__add_self_trigger(EpollFDCtx *epollfd, int kq)
+ static void
+ epollfd_ctx__trigger_self(EpollFDCtx *epollfd, int kq)
+ {
+-#ifdef EVFILT_USER
++#if defined(EVFILT_USER) && (defined(NOTE_TRIGGER) || defined(EV_TRIGGER))
+ 	(void)epollfd;
+ 	struct kevent kevs[1];
++#if defined(NOTE_TRIGGER)
+ 	EV_SET(&kevs[0], 0, EVFILT_USER, 0, NOTE_TRIGGER, 0, 0);
++#elif defined(EV_TRIGGER)
++	EV_SET(&kevs[0], 0, EVFILT_USER, EV_TRIGGER, 0, 0, 0);
++#endif
+ 	(void)kevent(kq, kevs, 1, NULL, 0, NULL);
+ #else
+ 	assert(epollfd->self_pipe[0] >= 0);
+diff --git a/src/kqueue_event.c b/src/kqueue_event.c
+index e26816f..d06233e 100644
+--- a/src/kqueue_event.c
++++ b/src/kqueue_event.c
+@@ -16,13 +16,18 @@ kqueue_event_init(KQueueEvent *kqueue_event, struct kevent *kevs,
+ {
+ 	*kqueue_event = (KQueueEvent) { .self_pipe_ = { -1, -1 } };
+
+-#ifdef EVFILT_USER
++#if defined(EVFILT_USER) && (defined(NOTE_TRIGGER) || defined(EV_TRIGGER))
+ 	EV_SET(&kevs[(*kevs_length)++], 0, /**/
+ 	    EVFILT_USER, EV_ADD | EV_CLEAR, 0, 0, 0);
+
+ 	if (should_trigger) {
++#if defined(NOTE_TRIGGER)
+ 		EV_SET(&kevs[(*kevs_length)++], 0, /**/
+ 		    EVFILT_USER, 0, NOTE_TRIGGER, 0, 0);
++#elif defined(EV_TRIGGER)
++		EV_SET(&kevs[(*kevs_length)++], 0, /**/
++		    EVFILT_USER, EV_TRIGGER, 0, 0, 0);
++#endif
+ 		kqueue_event->is_triggered_ = true;
+ 	}
+
+@@ -82,9 +87,13 @@ kqueue_event_trigger(KQueueEvent *kqueue_event, int kq)
+ 		return 0;
+ 	}
+
+-#ifdef EVFILT_USER
++#if defined(EVFILT_USER) && (defined(NOTE_TRIGGER) || defined(EV_TRIGGER))
+ 	struct kevent kevs[1];
++#if defined(NOTE_TRIGGER)
+ 	EV_SET(&kevs[0], 0, EVFILT_USER, 0, NOTE_TRIGGER, 0, 0);
++#elif defined(EV_TRIGGER)
++	EV_SET(&kevs[0], 0, EVFILT_USER, EV_TRIGGER, 0, 0, 0);
++#endif
+
+ 	if (kevent(kq, kevs, 1, NULL, 0, NULL) < 0) {
+ 		return errno;
+-- 
+2.47.1
+

devel/epoll-shim/files/0002-Define-MSG_NOSIGNAL-when-undefined.patch

@@ -0,0 +1,28 @@
+From 101ca2971aa2a7e1b12e64eca76f46e4e79e485b Mon Sep 17 00:00:00 2001
+From: Sergey Fedorov <[email protected]>
+Date: Tue, 26 Nov 2024 23:30:32 +0800
+Subject: [PATCH 2/3] Define MSG_NOSIGNAL when undefined
+
+---
+ test/epoll-test.c | 5 +++++
+ 1 file changed, 5 insertions(+)
+
+diff --git a/test/epoll-test.c b/test/epoll-test.c
+index f53ee97..64dfade 100644
+--- a/test/epoll-test.c
++++ b/test/epoll-test.c
+@@ -42,6 +42,11 @@
+ #define EPOLLRDHUP 0x2000
+ #endif
+
++/* macOS and Solaris do not have it */
++#ifndef MSG_NOSIGNAL
++#define MSG_NOSIGNAL 0
++#endif
++
+ static void
+ fd_pipe(int fds[3])
+ {
+-- 
+2.47.1
+

devel/epoll-shim/files/0003-timerfd-root-test-skip-on-macOS-10.12.patch

@@ -0,0 +1,42 @@
+From 182a55bfee38ab9d2804d86fd1e8bc43fcf08389 Mon Sep 17 00:00:00 2001
+From: Sergey Fedorov <[email protected]>
+Date: Wed, 27 Nov 2024 00:11:33 +0800
+Subject: [PATCH 3/3] timerfd-root-test: skip on macOS < 10.12
+
+---
+ test/CMakeLists.txt | 12 +++++++++++-
+ 1 file changed, 11 insertions(+), 1 deletion(-)
+
+diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
+index 2d04d2a..5f3c9f8 100644
+--- a/test/CMakeLists.txt
++++ b/test/CMakeLists.txt
+@@ -15,6 +15,14 @@ include(ATFTest)
+ set(THREADS_PREFER_PTHREAD_FLAG ON)
+ find_package(Threads REQUIRED)
+
++if(APPLE)
++  exec_program(uname ARGS -v OUTPUT_VARIABLE DARWIN_VERSION)
++  string(REGEX MATCH "[0-9]+" DARWIN_VERSION ${DARWIN_VERSION})
++  if(DARWIN_VERSION LESS 16)
++    set(APPLE_LEGACY 1)
++  endif()
++endif()
++
+ #
+
+ macro(atf_test_impl _testname _suffix)
+@@ -54,7 +62,9 @@ foreach(_target epoll-test epoll-test-interpose epoll-test-rdhup-linux-def)
+   endif()
+ endforeach()
+ atf_test(timerfd-test)
+-atf_test(timerfd-root-test)
++if(NOT APPLE_LEGACY)
++  atf_test(timerfd-root-test)
++endif()
+ atf_test(timerfd-mock-test)
+ atf_test(signalfd-test)
+ atf_test(perf-many-fds)
+-- 
+2.47.1
+