From 620df8ba0bfdc5f8caf4041e52baa4b83b141dfa Mon Sep 17 00:00:00 2001
From: Daniel Agar <daniel@agar.ca>
Date: Tue, 6 Jan 2015 08:50:45 -0500
Subject: cmake unittests add PX_SRC variable to cleanup long paths

---
 unittests/CMakeLists.txt | 36 +++++++++++++++++++-----------------
 1 file changed, 19 insertions(+), 17 deletions(-)

diff --git a/unittests/CMakeLists.txt b/unittests/CMakeLists.txt
index 39fc51437..c2990c59f 100644
--- a/unittests/CMakeLists.txt
+++ b/unittests/CMakeLists.txt
@@ -17,10 +17,12 @@ set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c99")
 set(GTEST_DIR gtest)
 add_subdirectory(${GTEST_DIR})
 include_directories(${GTEST_DIR}/include)
+
+set(PX_SRC ${CMAKE_SOURCE_DIR}/../src)
 include_directories(${CMAKE_SOURCE_DIR})
-include_directories(${CMAKE_SOURCE_DIR}/../src)
-include_directories(${CMAKE_SOURCE_DIR}/../src/modules)
-include_directories(${CMAKE_SOURCE_DIR}/../src/lib)
+include_directories(${PX_SRC})
+include_directories(${PX_SRC}/modules)
+include_directories(${PX_SRC}/lib)
 
 add_definitions(-D__EXPORT=)
 
@@ -37,25 +39,25 @@ endfunction()
 
 
 # add each test
-add_executable(autodeclination_test autodeclination_test.cpp ${CMAKE_SOURCE_DIR}/../src/lib/geo_lookup/geo_mag_declination.c)
+add_executable(autodeclination_test autodeclination_test.cpp ${PX_SRC}/lib/geo_lookup/geo_mag_declination.c)
 add_gtest(autodeclination_test)
 
 # mixer_test
-add_custom_command(OUTPUT ${CMAKE_SOURCE_DIR}/../src/modules/systemlib/mixer/mixer_multirotor.generated.h
-                   COMMAND ${CMAKE_SOURCE_DIR}/../src/modules/systemlib/mixer/multi_tables.py > ${CMAKE_SOURCE_DIR}/../src/modules/systemlib/mixer/mixer_multirotor.generated.h)
+add_custom_command(OUTPUT ${PX_SRC}/modules/systemlib/mixer/mixer_multirotor.generated.h
+                   COMMAND ${PX_SRC}/modules/systemlib/mixer/multi_tables.py > ${PX_SRC}/modules/systemlib/mixer/mixer_multirotor.generated.h)
 add_executable(mixer_test mixer_test.cpp hrt.cpp
-                          ${CMAKE_SOURCE_DIR}/../src/modules/systemlib/mixer/mixer.cpp
-                          ${CMAKE_SOURCE_DIR}/../src/modules/systemlib/mixer/mixer_group.cpp
-                          ${CMAKE_SOURCE_DIR}/../src/modules/systemlib/mixer/mixer_load.c
-                          ${CMAKE_SOURCE_DIR}/../src/modules/systemlib/mixer/mixer_multirotor.cpp
-                          ${CMAKE_SOURCE_DIR}/../src/modules/systemlib/mixer/mixer_multirotor.generated.h
-                          ${CMAKE_SOURCE_DIR}/../src/modules/systemlib/mixer/mixer_simple.cpp
-                          ${CMAKE_SOURCE_DIR}/../src/modules/systemlib/pwm_limit/pwm_limit.c
-                          ${CMAKE_SOURCE_DIR}/../src/systemcmds/tests/test_mixer.cpp)
+                          ${PX_SRC}/modules/systemlib/mixer/mixer.cpp
+                          ${PX_SRC}/modules/systemlib/mixer/mixer_group.cpp
+                          ${PX_SRC}/modules/systemlib/mixer/mixer_load.c
+                          ${PX_SRC}/modules/systemlib/mixer/mixer_multirotor.cpp
+                          ${PX_SRC}/modules/systemlib/mixer/mixer_multirotor.generated.h
+                          ${PX_SRC}/modules/systemlib/mixer/mixer_simple.cpp
+                          ${PX_SRC}/modules/systemlib/pwm_limit/pwm_limit.c
+                          ${PX_SRC}/systemcmds/tests/test_mixer.cpp)
 add_gtest(mixer_test)
 
 # conversion_test
-add_executable(conversion_test conversion_test.cpp ${CMAKE_SOURCE_DIR}/../src/systemcmds/tests/test_conv.cpp)
+add_executable(conversion_test conversion_test.cpp ${PX_SRC}/systemcmds/tests/test_conv.cpp)
 add_gtest(conversion_test)
 
 # sbus2_test
@@ -65,10 +67,10 @@ add_gtest(sbus2_test)
 
 # st24_test
 # TODO: move to gtest
-add_executable(st24_test st24_test.cpp hrt.cpp ${CMAKE_SOURCE_DIR}/../src/lib/rc/st24.c)
+add_executable(st24_test st24_test.cpp hrt.cpp ${PX_SRC}/lib/rc/st24.c)
 add_gtest(st24_test)
 
 # sf0x_test
 # TODO: move to gtest
-add_executable(sf0x_test sf0x_test.cpp ${CMAKE_SOURCE_DIR}/../src/drivers/sf0x/sf0x_parser.cpp)
+add_executable(sf0x_test sf0x_test.cpp ${PX_SRC}/drivers/sf0x/sf0x_parser.cpp)
 add_gtest(sf0x_test)
-- 
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