From 5fc855e5195e10a93f2db76deee89b99d8841e36 Mon Sep 17 00:00:00 2001
From: Stenzek <stenzek@gmail.com>
Date: Mon, 20 Mar 2023 01:36:49 +1000
Subject: [PATCH] CMake: Add libbacktrace module

---
 cmake/FindLibbacktrace.cmake | 31 +++++++++++++++++++++++++++++++
 cmake/SearchForStuff.cmake   |  2 ++
 2 files changed, 33 insertions(+)
 create mode 100644 cmake/FindLibbacktrace.cmake

diff --git a/cmake/FindLibbacktrace.cmake b/cmake/FindLibbacktrace.cmake
new file mode 100644
index 0000000000..930504a783
--- /dev/null
+++ b/cmake/FindLibbacktrace.cmake
@@ -0,0 +1,31 @@
+# - Try to find libbacktrace
+# Once done this will define
+#  LIBBACKTRACE_FOUND - System has libbacktrace
+#  LIBBACKTRACE_INCLUDE_DIRS - The libbacktrace include directories
+#  LIBBACKTRACE_LIBRARIES - The libraries needed to use libbacktrace
+
+FIND_PATH(
+    LIBBACKTRACE_INCLUDE_DIR backtrace.h
+    HINTS /usr/include /usr/local/include
+    ${LIBBACKTRACE_PATH_INCLUDES}
+)
+
+FIND_LIBRARY(
+    LIBBACKTRACE_LIBRARY
+    NAMES backtrace
+    PATHS ${ADDITIONAL_LIBRARY_PATHS} ${LIBBACKTRACE_PATH_LIB}
+)
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(Libbacktrace DEFAULT_MSG
+                                  LIBBACKTRACE_LIBRARY LIBBACKTRACE_INCLUDE_DIR)
+
+if(LIBBACKTRACE_FOUND)
+    add_library(libbacktrace::libbacktrace UNKNOWN IMPORTED)
+    set_target_properties(libbacktrace::libbacktrace PROPERTIES
+        IMPORTED_LOCATION ${LIBBACKTRACE_LIBRARY}
+        INTERFACE_INCLUDE_DIRECTORIES ${LIBBACKTRACE_INCLUDE_DIR}
+    )
+endif()
+
+mark_as_advanced(LIBBACKTRACE_INCLUDE_DIR LIBBACKTRACE_LIBRARY)
diff --git a/cmake/SearchForStuff.cmake b/cmake/SearchForStuff.cmake
index ea84fd65cc..6b8ddf5c32 100644
--- a/cmake/SearchForStuff.cmake
+++ b/cmake/SearchForStuff.cmake
@@ -86,6 +86,8 @@ else()
 		if(WAYLAND_API)
 			find_package(Wayland REQUIRED)
 		endif()
+
+		find_package(Libbacktrace)
 	endif()
 endif(WIN32)