From 9a6dee283bd82f061b583395f8757c3cf2a9b710 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Juli=C3=A1n=20Berm=C3=BAdez=20Ortega?=
 <34604561+julianbermudez@users.noreply.github.com>
Date: Mon, 1 Apr 2019 15:35:06 +0200
Subject: [PATCH] Raspberry Pi toolchain (#78)

* Refs #4671. Add Raspberry Pi toolchain.

* Refs #4671. Fix Windows error compilation.
---
 CMakeLists.txt                         | 10 ++++++++--
 toolchains/nuttx_toolchain.cmake       |  2 --
 toolchains/raspberrypi_toolchain.cmake | 13 +++++++++++++
 3 files changed, 21 insertions(+), 4 deletions(-)
 create mode 100644 toolchains/raspberrypi_toolchain.cmake

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 19a97806..fc21be74 100755
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -184,8 +184,14 @@ set_target_properties(${PROJECT_NAME} PROPERTIES
     C_STANDARD_REQUIRED YES
     )
 
-target_link_libraries(${PROJECT_NAME} PUBLIC microcdr
-    $<$<BOOL:${WIN32}>:ws2_32>
+target_compile_options(${PROJECT_NAME} PRIVATE $<$<C_COMPILER_ID:GNU>:-fdata-sections -ffunction-sections>)
+
+target_link_libraries(${PROJECT_NAME}
+    PUBLIC
+        microcdr
+        $<$<BOOL:$<PLATFORM_ID:Windows>>:ws2_32>
+    PRIVATE
+        $<$<BOOL:$<PLATFORM_ID:Linux>>:rt>
     )
 target_include_directories(${PROJECT_NAME}
     PUBLIC
diff --git a/toolchains/nuttx_toolchain.cmake b/toolchains/nuttx_toolchain.cmake
index b27c3f23..e3d9ad02 100644
--- a/toolchains/nuttx_toolchain.cmake
+++ b/toolchains/nuttx_toolchain.cmake
@@ -33,5 +33,3 @@ add_compile_options(
     ${ARCH_CPU_FLAGS}
     ${ARCH_OPT_FLAGS}
     )
-
-set(__BIG_ENDIAN__ 0)
diff --git a/toolchains/raspberrypi_toolchain.cmake b/toolchains/raspberrypi_toolchain.cmake
new file mode 100644
index 00000000..9ce8c478
--- /dev/null
+++ b/toolchains/raspberrypi_toolchain.cmake
@@ -0,0 +1,13 @@
+set(CMAKE_SYSTEM_NAME Linux)
+
+set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
+set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
+set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
+set(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY)
+
+set(CMAKE_C_COMPILER ${RPI_COMPILER}/arm-linux-gnueabihf-gcc)
+set(CMAKE_CXX_COMPILER ${RPI_COMPILER}/arm-linux-gnueabihf-g++)
+
+add_compile_options(
+    -std=c99
+    )