From fadeddfbb2aa38a980dd959b5ec1ffba7afd43cb Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Mon, 15 Apr 2024 20:02:34 +0200
Subject: Adding upstream version 1.0.18.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 libevent/cmake/CheckWorkingKqueue.cmake | 52 +++++++++++++++++++++++++++++++++
 1 file changed, 52 insertions(+)
 create mode 100644 libevent/cmake/CheckWorkingKqueue.cmake

(limited to 'libevent/cmake/CheckWorkingKqueue.cmake')

diff --git a/libevent/cmake/CheckWorkingKqueue.cmake b/libevent/cmake/CheckWorkingKqueue.cmake
new file mode 100644
index 0000000..f22f011
--- /dev/null
+++ b/libevent/cmake/CheckWorkingKqueue.cmake
@@ -0,0 +1,52 @@
+include(CheckCSourceRuns)
+
+check_c_source_runs(
+"
+#include <sys/types.h>
+#include <sys/time.h>
+#include <sys/event.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <fcntl.h>
+
+int
+main(int argc, char **argv)
+{
+    int kq;
+    int n;
+    int fd[2];
+    struct kevent ev;
+    struct timespec ts;
+    char buf[80000];
+
+    if (pipe(fd) == -1)
+        exit(1);
+    if (fcntl(fd[1], F_SETFL, O_NONBLOCK) == -1)
+        exit(1);
+
+    while ((n = write(fd[1], buf, sizeof(buf))) == sizeof(buf))
+        ;
+
+    if ((kq = kqueue()) == -1)
+        exit(1);
+
+    memset(&ev, 0, sizeof(ev));
+    ev.ident = fd[1];
+    ev.filter = EVFILT_WRITE;
+    ev.flags = EV_ADD | EV_ENABLE;
+    n = kevent(kq, &ev, 1, NULL, 0, NULL);
+    if (n == -1)
+        exit(1);
+
+    read(fd[0], buf, sizeof(buf));
+
+    ts.tv_sec = 0;
+    ts.tv_nsec = 0;
+    n = kevent(kq, NULL, 0, &ev, 1, &ts);
+    if (n == -1 || n == 0)
+        exit(1);
+
+    exit(0);
+}
+
+" EVENT__HAVE_WORKING_KQUEUE)
-- 
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