From faf4ca847806f55abf1480163bf23db42b31dd4b Mon Sep 17 00:00:00 2001
From: Christoph Berg <myon@debian.org>
Date: Fri, 19 Nov 2021 16:18:43 +0100
Subject: [PATCH] Use pkg-config to discover healpix_cxx location

Close https://github.com/postgrespro/pgsphere/issues/4
---
 Makefile | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/Makefile b/Makefile
index fed246b..8fc69c3 100644
--- a/Makefile
+++ b/Makefile
@@ -64,8 +64,9 @@ else
 endif
 
 # compiler settings
-override CPPFLAGS += -I/usr/include/healpix_cxx
-SHLIB_LINK += -lhealpix_cxx
+PKG_CONFIG = pkg-config
+override CPPFLAGS += $(shell $(PKG_CONFIG) --cflags healpix_cxx)
+SHLIB_LINK += $(shell $(PKG_CONFIG) --libs healpix_cxx)
 LINK.shared = g++ -shared
 
 # healpix_bare.c isn't ours so we refrain from fixing the warnings in there