From b10ec8cc7b6b9d181cccacee6b4c1c4c5bdbd510 Mon Sep 17 00:00:00 2001
From: Julian Andres Klode <jak@debian.org>
Date: Mon, 22 Aug 2016 22:54:07 +0200
Subject: [PATCH] CMake: Handle endian.h locations on other platforms

Gbp-Dch: ignore
---
 CMake/config.h.in |  6 ++++++
 CMake/endian.h.in |  9 +++++++++
 CMakeLists.txt    | 12 ++++++++++++
 3 files changed, 27 insertions(+)
 create mode 100644 CMake/endian.h.in

diff --git a/CMake/config.h.in b/CMake/config.h.in
index e929646fa..f32f15b8a 100644
--- a/CMake/config.h.in
+++ b/CMake/config.h.in
@@ -25,6 +25,12 @@
 /* Define if we have sys/mount.h */
 #cmakedefine HAVE_MOUNT_H
 
+/* Define if we have sys/endian.h */
+#cmakedefine HAVE_SYS_ENDIAN_H
+
+/* Define if we have machine/endian.h */
+#cmakedefine HAVE_MACHINE_ENDIAN_H
+
 /* Define if we have enabled pthread support */
 #cmakedefine HAVE_PTHREAD
 
diff --git a/CMake/endian.h.in b/CMake/endian.h.in
new file mode 100644
index 000000000..1d9198c24
--- /dev/null
+++ b/CMake/endian.h.in
@@ -0,0 +1,9 @@
+#include <config.h>
+
+#ifdef HAVE_MACHINE_ENDIAN_H
+#include <machine/endian.h>
+#endif
+#ifdef HAVE_SYS_ENDIAN_H
+#include <sys/types.h>
+#include <sys/endian.h>
+#endif
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 27d0dd5a3..08e431740 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -118,6 +118,18 @@ if (CMAKE_USE_PTHREADS_INIT)
   set(HAVE_PTHREAD 1)
 endif()
 
+CHECK_INCLUDE_FILES(machine/endian.h HAVE_MACHINE_ENDIAN_H)
+CHECK_INCLUDE_FILES(sys/endian.h HAVE_SYS_ENDIAN_H)
+CHECK_INCLUDE_FILES(endian.h HAVE_ENDIAN_H)
+if (NOT HAVE_ENDIAN_H)
+  if (HAVE_MACHINE_ENDIAN_H OR HAVE_SYS_ENDIAN_H)
+    configure_file(CMake/endian.h.in ${PROJECT_BINARY_DIR}/include/endian.h)
+  else()
+    message(FATAL_ERROR "Cannot find endian.h")
+  endif()
+endif()
+
+
 include(CheckTypeSize)
 set(CMAKE_EXTRA_INCLUDE_FILES "signal.h")
 check_type_size("sig_t" SIG_T LANGUAGE "CXX")
-- 
2.45.2