From 29a91600154a88fddd63d98243d1405f83a47b38 Mon Sep 17 00:00:00 2001
From: Walter Bonetti <IniterWorker@users.noreply.github.com>
Date: Mon, 2 Mar 2020 11:35:05 -0500
Subject: [PATCH] spdlog_1.3.1 allow empty for header only libs

By default, BitBake does not produce empty packages.

opkg_prepare_url_for_install: Couldn't find anything to satisfy 'spdlog'
---
 meta-oe/recipes-support/spdlog/spdlog_1.3.1.bb | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/meta-oe/recipes-support/spdlog/spdlog_1.3.1.bb b/meta-oe/recipes-support/spdlog/spdlog_1.3.1.bb
index 91e3f67c2b8..84501fa4fad 100644
--- a/meta-oe/recipes-support/spdlog/spdlog_1.3.1.bb
+++ b/meta-oe/recipes-support/spdlog/spdlog_1.3.1.bb
@@ -17,3 +17,5 @@ inherit cmake
 # Header-only library
 RDEPENDS_${PN}-dev = ""
 RRECOMMENDS_${PN}-dbg = "${PN}-dev (= ${EXTENDPKGV})"
+
+ALLOW_EMPTY_${PN} = "1"