From d4297a13c823b62d29d9850ab5815f6c78baf35a Mon Sep 17 00:00:00 2001
From: Michael Forney <mforney@mforney.org>
Date: Thu, 4 Jun 2020 20:48:01 -0700
Subject: Use -isystem to include library headers

This way, warnings from headers that come from another package (in
particular linux-headers) won't show up when they get included.

To make sure we still track dependencies, use -MD instead of -MMD.
---
 src/gen.lua | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/gen.lua')

diff --git a/src/gen.lua b/src/gen.lua
index 98e9a6e0..56b26613 100644
--- a/src/gen.lua
+++ b/src/gen.lua
@@ -5,7 +5,7 @@ cflags{
 
 cc('devd.c', 'pkg/linux-headers/headers', {cflags={
 	'$cflags',
-	'-I $builddir/pkg/linux-headers/include',
+	'-isystem $builddir/pkg/linux-headers/include',
 	string.format([[-D 'PREFIX="%s"']], config.prefix),
 }})
 
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