From a7c7f58d599573250276199faec5108e5fb0ed74 Mon Sep 17 00:00:00 2001
From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Date: Fri, 24 Sep 2021 05:05:51 +0300
Subject: libcamera: base: backtrace: Use libunwind when available

libunwind is an alternative to glibc's backtrace() to extract a
backtrace. Use it when available to extend backtrace support to more
platforms.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
---
 include/libcamera/base/backtrace.h | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'include')

diff --git a/include/libcamera/base/backtrace.h b/include/libcamera/base/backtrace.h
index aefc76de..58ccc14c 100644
--- a/include/libcamera/base/backtrace.h
+++ b/include/libcamera/base/backtrace.h
@@ -26,6 +26,9 @@ public:
 private:
 	LIBCAMERA_DISABLE_COPY(Backtrace)
 
+	bool backtraceTrace();
+	bool unwindTrace();
+
 	std::vector<void *> backtrace_;
 };
 
-- 
cgit v1.2.1