From 4d7c800b7375f98b9a26d0d1612d7d927fcc6fe9 Mon Sep 17 00:00:00 2001
From: Ben Hilburn <ben.hilburn@ettus.com>
Date: Wed, 11 Dec 2013 18:10:06 -0800
Subject: Merging Philip Balister's work for ARM cross-compilation.

---
 host/cmake/Modules/UHDUnitTest.cmake         |  6 +++++-
 host/cmake/Toolchains/armv7athf_native.cmake |  8 ++++++++
 host/cmake/Toolchains/oe-sdk_cross.cmake     | 13 +++++++++++++
 3 files changed, 26 insertions(+), 1 deletion(-)
 create mode 100644 host/cmake/Toolchains/armv7athf_native.cmake
 create mode 100644 host/cmake/Toolchains/oe-sdk_cross.cmake

diff --git a/host/cmake/Modules/UHDUnitTest.cmake b/host/cmake/Modules/UHDUnitTest.cmake
index 47cddc521..76fec14b8 100644
--- a/host/cmake/Modules/UHDUnitTest.cmake
+++ b/host/cmake/Modules/UHDUnitTest.cmake
@@ -64,7 +64,11 @@ function(UHD_ADD_TEST test_name)
         list(APPEND environs "PATH=${binpath}" "${LD_PATH_VAR}=${libpath}")
 
         #generate a bat file that sets the environment and runs the test
-        find_program(SHELL sh)
+        if (CMAKE_CROSSCOMPILING)
+                set(SHELL "/bin/sh")
+        else(CMAKE_CROSSCOMPILING)
+                find_program(SHELL sh)
+        endif(CMAKE_CROSSCOMPILING)
         set(sh_file ${CMAKE_CURRENT_BINARY_DIR}/${test_name}_test.sh)
         file(WRITE ${sh_file} "#!${SHELL}\n")
         #each line sets an environment variable
diff --git a/host/cmake/Toolchains/armv7athf_native.cmake b/host/cmake/Toolchains/armv7athf_native.cmake
new file mode 100644
index 000000000..d9d1e2598
--- /dev/null
+++ b/host/cmake/Toolchains/armv7athf_native.cmake
@@ -0,0 +1,8 @@
+########################################################################
+# Toolchain file for building native on a ARM Cortex A8 w/ NEON
+# Usage: cmake -DCMAKE_TOOLCHAIN_FILE=<this file> <source directory>
+########################################################################
+set(CMAKE_CXX_COMPILER g++)
+set(CMAKE_C_COMPILER  gcc)
+set(CMAKE_CXX_FLAGS "-march=armv7-a -mthumb -mfpu=neon -mfloat-abi=hard" CACHE STRING "" FORCE)
+set(CMAKE_C_FLAGS ${CMAKE_CXX_FLAGS} CACHE STRING "" FORCE) #same flags for C sources
diff --git a/host/cmake/Toolchains/oe-sdk_cross.cmake b/host/cmake/Toolchains/oe-sdk_cross.cmake
new file mode 100644
index 000000000..ea77815c9
--- /dev/null
+++ b/host/cmake/Toolchains/oe-sdk_cross.cmake
@@ -0,0 +1,13 @@
+set( CMAKE_SYSTEM_NAME Linux )
+#set( CMAKE_C_COMPILER  $ENV{CC} )
+#set( CMAKE_CXX_COMPILER  $ENV{CXX} )
+set( CMAKE_CXX_FLAGS $ENV{CXXFLAGS}  CACHE STRING "" FORCE )
+set( CMAKE_C_FLAGS $ENV{CFLAGS} CACHE STRING "" FORCE ) #same flags for C sources
+set( CMAKE_LDFLAGS_FLAGS ${CMAKE_CXX_FLAGS} CACHE STRING "" FORCE ) #same flags for C sources
+set( CMAKE_LIBRARY_PATH ${OECORE_TARGET_SYSROOT}/usr/lib )
+set( CMAKE_FIND_ROOT_PATH $ENV{OECORE_NATIVE_SYSROOT} $ENV{OECORE_TARGET_SYSROOT} )
+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 ( ORC_INCLUDE_DIRS $ENV{OECORE_TARGET_SYSROOT}/usr/include/orc-0.4 )
+set ( ORC_LIBRARY_DIRS $ENV{OECORE_TARGET_SYSROOT}/usr/lib )
-- 
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