From d7d41f6ea7cfeb14fef5b7834b2f486eddb8195e Mon Sep 17 00:00:00 2001
From: Eric Wong <e@80x24.org>
Date: Sat, 19 Aug 2023 09:56:53 +0000
Subject: [PATCH] ipc: support _SC_NPROCESSORS_ONLN on OpenBSD

Tested on both amd64 and i386, and these constants tend to be
architecture-independent.
---
 lib/PublicInbox/IPC.pm | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/PublicInbox/IPC.pm b/lib/PublicInbox/IPC.pm
index c154724e7..847657484 100644
--- a/lib/PublicInbox/IPC.pm
+++ b/lib/PublicInbox/IPC.pm
@@ -455,6 +455,7 @@ sub detect_nproc () {
 	# _SC_NPROCESSORS_ONLN = 84 on both Linux glibc and musl
 	return POSIX::sysconf(84) if $^O eq 'linux';
 	return POSIX::sysconf(58) if $^O eq 'freebsd';
+	return POSIX::sysconf(503) if $^O eq 'openbsd';
 	# TODO: more OSes
 
 	# getconf(1) is POSIX, but *NPROCESSORS* vars are not
-- 
2.47.2