From bec53e1bc6c4879ba1bf06846eed508fb36a7c2e Mon Sep 17 00:00:00 2001
From: Tristan Partin <tristan@partin.io>
Date: Fri, 16 Oct 2026 11:27:28 +0000
Subject: [PATCH] Use pkg-config to get compiler and linker flags for libcurl

Using pkg-config is generally the preferred method for getting
dependency flags. In order to manipulate the pkg-config search path, you
can set PKG_CONFIG_PATH. Typically, system paths are searched by
default.

Signed-off-by: Tristan Partin <tristan@partin.io>
---
 Makefile | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Makefile b/Makefile
index 51a1386..1427b42 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,8 @@
 MODULE_big = pg_tracing
 DATA       = pg_tracing--0.1.0.sql
 PGFILEDESC = "pg_tracing - Distributed Tracing for PostgreSQL"
-SHLIB_LINK = -lcurl
+PG_CPPFLAGS = $(shell pkg-config --cflags libcurl 2>/dev/null)
+SHLIB_LINK = $(shell pkg-config --libs libcurl 2>/dev/null || echo -lcurl)
 PG_CFLAGS = -Werror
 
 include common.mk