[pacman-dev] [PATCH] NO_MSGSIGNAL and SIGPOLL don't exist on darwin

[Cameron Katri]

On darwin NO_MSGSIGNAL and SIGPOLL, don't exist, so SO_NOSIGPIPE will be used instead, which serves the same function.

>From a61c9634831e5aff6cd020148516337dd4f8090f Mon Sep 17 00:00:00 2001
From: Cameron Katri <katri.cameron at gmail.com>
Date: Mon, 31 Aug 2020 09:50:09 -0400
Subject: [PATCH] Fix compilation on Darwin

---
 lib/libalpm/util.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/lib/libalpm/util.c b/lib/libalpm/util.c
index b70a8192..f7d40b78 100644
--- a/lib/libalpm/util.c
+++ b/lib/libalpm/util.c
@@ -34,6 +34,11 @@
 #include <fnmatch.h>
 #include <poll.h>
 
+/* no MSG_NOSIGNAL support */
+#ifndef MSG_NOSIGNAL
+#define MSG_NOSIGNAL 0x1022
+#endif
+
 /* libarchive */
 #include <archive.h>
 #include <archive_entry.h>
@@ -557,8 +562,11 @@ static void _alpm_reset_signals(void)
 	int *i, signals[] = {
 		SIGABRT, SIGALRM, SIGBUS, SIGCHLD, SIGCONT, SIGFPE, SIGHUP, SIGILL,
 		SIGINT, SIGKILL, SIGPIPE, SIGQUIT, SIGSEGV, SIGSTOP, SIGTERM, SIGTSTP,
-		SIGTTIN, SIGTTOU, SIGUSR1, SIGUSR2, SIGPOLL, SIGPROF, SIGSYS, SIGTRAP,
+		SIGTTIN, SIGTTOU, SIGUSR1, SIGUSR2, SIGPROF, SIGSYS, SIGTRAP,
 		SIGURG, SIGVTALRM, SIGXCPU, SIGXFSZ,
+#ifndef __APPLE__
+		SIGPOLL,
+#endif
 		0
 	};
 	struct sigaction def;
-- 
2.28.0