From 3fedc68230bad234694fc8dd8270c019fdb100a0 Mon Sep 17 00:00:00 2001
From: Steveice10 <1269164+Steveice10@users.noreply.github.com>
Date: Mon, 31 Jul 2023 14:24:27 -0700
Subject: [PATCH] common: Only use libbacktrace if present. (#6827)

---
 src/common/CMakeLists.txt      | 7 +++++--
 src/common/logging/backend.cpp | 3 +--
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/common/CMakeLists.txt b/src/common/CMakeLists.txt
index ddf715f2f..d5500a432 100644
--- a/src/common/CMakeLists.txt
+++ b/src/common/CMakeLists.txt
@@ -176,6 +176,9 @@ endif()
 if (CITRA_USE_PRECOMPILED_HEADERS)
     target_precompile_headers(citra_common PRIVATE precompiled_headers.h)
 endif()
-if (${CMAKE_SYSTEM_NAME} STREQUAL "Linux" AND CMAKE_CXX_COMPILER_ID STREQUAL GNU)
-  target_link_libraries(citra_common PRIVATE backtrace dl)
+
+find_library(BACKTRACE_LIBRARY backtrace)
+if (BACKTRACE_LIBRARY AND ${CMAKE_SYSTEM_NAME} STREQUAL "Linux" AND CMAKE_CXX_COMPILER_ID STREQUAL GNU)
+    target_link_libraries(citra_common PRIVATE ${BACKTRACE_LIBRARY} dl)
+    target_compile_definitions(citra_common PRIVATE CITRA_LINUX_GCC_BACKTRACE)
 endif()
diff --git a/src/common/logging/backend.cpp b/src/common/logging/backend.cpp
index 5c80cdff0..f39c79dea 100644
--- a/src/common/logging/backend.cpp
+++ b/src/common/logging/backend.cpp
@@ -13,12 +13,11 @@
 #define _SH_DENYWR 0
 #endif
 
-#if defined(__linux__) && defined(__GNUG__) && !defined(__clang__)
+#ifdef CITRA_LINUX_GCC_BACKTRACE
 #define BOOST_STACKTRACE_USE_BACKTRACE
 #include <boost/stacktrace.hpp>
 #undef BOOST_STACKTRACE_USE_BACKTRACE
 #include <signal.h>
-#define CITRA_LINUX_GCC_BACKTRACE
 #endif
 
 #include "common/bounded_threadsafe_queue.h"