From 2007edc683499d2e82772f84241b453bdf319372 Mon Sep 17 00:00:00 2001
From: Bernd Kuhls <bernd.kuhls@t-online.de>
Date: Fri, 29 Jul 2022 19:51:39 +0200
Subject: [PATCH] Fix uClibc build

uClibc does not provide execinfo.h

Patch sent upstream: https://github.com/intel/media-driver/pull/1437

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
---
 CMakeLists.txt                                              | 6 ++++++
 .../linux/common/os/osservice/mos_utilities_specific.cpp    | 4 ++++
 2 files changed, 10 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 053904748..4a3f0869e 100755
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -53,6 +53,12 @@ option (BUILD_CMRTLIB "Build and Install cmrtlib together with media driver" ON)
 
 option (ENABLE_PRODUCTION_KMD "Enable Production KMD header files" OFF)
 
+include(CheckIncludeFileCXX)
+check_include_file_cxx("execinfo.h" HAVE_EXECINFO)
+if (HAVE_EXECINFO)
+    add_definitions(-DHAVE_EXECINFO)
+endif()
+
 include(GNUInstallDirs)
 
 if (BUILD_CMRTLIB AND NOT CMAKE_WDDM_LINUX)
diff --git a/media_softlet/linux/common/os/osservice/mos_utilities_specific.cpp b/media_softlet/linux/common/os/osservice/mos_utilities_specific.cpp
index bde216b83..120b02d55 100644
--- a/media_softlet/linux/common/os/osservice/mos_utilities_specific.cpp
+++ b/media_softlet/linux/common/os/osservice/mos_utilities_specific.cpp
@@ -34,7 +34,9 @@
 #include <signal.h>
 #include <unistd.h>  // fork
 #include <algorithm>
+#ifdef HAVE_EXECINFO
 #include <execinfo.h> // backtrace
+#endif
 #include <sys/types.h>
 #include <sys/stat.h>  // fstat
 #include <sys/ipc.h>  // System V IPC
@@ -2473,6 +2475,7 @@ void MosUtilities::MosTraceEvent(
                 MOS_FreeMemory(pTraceBuf);
             }
         }
+#ifdef HAVE_EXECINFO
         if (m_mosTraceFilter & (1ULL << TR_KEY_CALL_STACK))
         {
             // reserve space for header and stack size field.
@@ -2492,6 +2495,7 @@ void MosUtilities::MosTraceEvent(
                 size_t ret = write(MosUtilitiesSpecificNext::m_mosTraceFd, traceBuf, nLen);
             }
         }
+#endif
     }
     return;
 }
-- 
2.30.2