From 16efd83f5dafb8261aac2e955576bc7d474043f9 Mon Sep 17 00:00:00 2001
From: Hirokazu Honda <hiroh@chromium.org>
Date: Wed, 1 Dec 2021 16:53:40 +0900
Subject: libcamera: base: Add thread safety annotation macros

Clang compiler is able to do a thread safety analysis with
annotations [1]. This introduces the thread safety annotation
macros and also enable the analysis by adding -Wthread-safety
if a clang compiler is used.

[1] https://clang.llvm.org/docs/ThreadSafetyAnalysis.html.

Signed-off-by: Hirokazu Honda <hiroh@chromium.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Umang Jain <umang.jain@ideasonboard.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
---
 meson.build | 1 +
 1 file changed, 1 insertion(+)

(limited to 'meson.build')

diff --git a/meson.build b/meson.build
index d1074594..a20cc29e 100644
--- a/meson.build
+++ b/meson.build
@@ -72,6 +72,7 @@ if cc.get_id() == 'clang'
 
     cpp_arguments += [
         '-Wextra-semi',
+        '-Wthread-safety',
     ]
 endif
 
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