+++ /dev/null
-From 93ae1bcd8005216baf7361ba860b53a2cf2e0401 Mon Sep 17 00:00:00 2001
-From: Floris Bos <bos@je-eigen-domein.nl>
-Date: Sun, 25 Nov 2012 19:05:07 +0100
-Subject: [PATCH] Test for the existence of execinfo.h
-
-Previous code assumed that on Linux the execinfo.h functions are always available, which is a glibc extension.
-This change fixes building the library under buildroot, which uses uClibc by default
----
- interface/vcos/glibc/vcos_backtrace.c | 7 +++++--
- makefiles/cmake/arm-linux.cmake | 4 ++++
- makefiles/cmake/cmake_config.h.in | 3 +++
- 3 files changed, 12 insertions(+), 2 deletions(-)
-
-diff --git a/interface/vcos/glibc/vcos_backtrace.c b/interface/vcos/glibc/vcos_backtrace.c
-index 474a328..3bb8aa3 100644
---- a/interface/vcos/glibc/vcos_backtrace.c
-+++ b/interface/vcos/glibc/vcos_backtrace.c
-@@ -26,7 +26,10 @@
- */
-
- #include <interface/vcos/vcos.h>
--#ifdef __linux__
-+#ifdef HAVE_CMAKE_CONFIG
-+#include "cmake_config.h"
-+#endif
-+#ifdef HAVE_EXECINFO_H
- #include <execinfo.h>
- #endif
- #include <stdio.h>
-@@ -35,7 +38,7 @@
-
- void vcos_backtrace_self(void)
- {
--#ifdef __linux__
-+#ifdef HAVE_EXECINFO_H
- void *stack[64];
- int depth = backtrace(stack, sizeof(stack)/sizeof(stack[0]));
- char **names = backtrace_symbols(stack, depth);
-diff --git a/makefiles/cmake/arm-linux.cmake b/makefiles/cmake/arm-linux.cmake
-index 89d8bbf..6f2114f 100644
---- a/makefiles/cmake/arm-linux.cmake
-+++ b/makefiles/cmake/arm-linux.cmake
-@@ -115,6 +115,10 @@ try_compile(HAVE_MTRACE
- ${CMAKE_SOURCE_DIR}/makefiles/cmake/srcs/test-mtrace.c
- OUTPUT_VARIABLE foo)
-
-+# test for existence of execinfo.h header
-+include(CheckIncludeFile)
-+check_include_file(execinfo.h HAVE_EXECINFO_H)
-+
- add_definitions(-DHAVE_CMAKE_CONFIG)
- configure_file (
- "makefiles/cmake/cmake_config.h.in"
-diff --git a/makefiles/cmake/cmake_config.h.in b/makefiles/cmake/cmake_config.h.in
-index 5f08ad5..080b8e8 100644
---- a/makefiles/cmake/cmake_config.h.in
-+++ b/makefiles/cmake/cmake_config.h.in
-@@ -8,5 +8,8 @@
- /** Do we have support for GLIBC mtrace() ? */
- #cmakedefine HAVE_MTRACE
-
-+/** Do we have the execinfo.h include file ? */
-+#cmakedefine HAVE_EXECINFO_H
-+
- #endif
-
---
-1.7.10
-