Consume YCM as a hard dependency

roboticslab-uc3m/questions-and-answers#55

.travis.yml

@@ -10,7 +10,7 @@ compiler:
 
 before_install:
   - sudo apt-get -qq update # -qq No output except for errors
-  - '[[ "$TRAVIS_EVENT_TYPE" = cron ]] && export YARP_CHECKOUT=devel || export YARP_CHECKOUT=master'
+  - '[[ "$TRAVIS_EVENT_TYPE" = cron ]] && export ROBOTOLOGY_CHECKOUT=devel || export ROBOTOLOGY_CHECKOUT=master'
 
   #-- Register SSH deploy key for AMOR API private repository
   #-- https://gist.github.com/lukewpatterson/4242707#gistcomment-2382443
@@ -33,8 +33,15 @@ install:
   - cmake ..
   - sudo make install
   - cd ../..
+  #-- Install ycm
+  - git clone --branch="$ROBOTOLOGY_CHECKOUT" https://github.com/robotology/ycm
+  - cd ycm && mkdir build && cd build
+  - cmake ..
+  - make -j$(nproc)
+  - sudo make install
+  - cd ../..
   #-- Install yarp
-  - git clone --branch="$YARP_CHECKOUT" https://github.com/robotology/yarp
+  - git clone --branch="$ROBOTOLOGY_CHECKOUT" https://github.com/robotology/yarp
   - cd yarp && mkdir build && cd build
   - cmake .. -DSKIP_ACE=ON
   - make -j$(nproc)

CMakeLists.txt

@@ -37,12 +37,21 @@ endif()
 
 # Pick up our CMake modules.
 list(APPEND CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake
-                              ${CMAKE_SOURCE_DIR}/cmake/find-modules
-                              ${CMAKE_SOURCE_DIR}/cmake/ycm-modules)
+                              ${CMAKE_SOURCE_DIR}/cmake/find-modules)
 
-# Bootstrap YCM. Keep it compatible with cmake_minimum_required().
-set(YCM_TAG v0.6.0)
-include(YCMBootstrap)
+# Find project's hard dependencies.
+find_package(YCM 0.6 REQUIRED)
+
+# https://github.com/roboticslab-uc3m/questions-and-answers/issues/65
+find_package(YARP 3.0 QUIET COMPONENTS OS dev sig)
+if(NOT YARP_FOUND)
+    find_package(YARP 2.3.70 REQUIRED)
+endif()
+
+find_package(COLOR_DEBUG REQUIRED)
+
+# Configure installation paths for YARP resources.
+yarp_configure_external_installation(roboticslab-yarp-devices WITH_PLUGINS)
 
 # Standard installation directories.
 include(GNUInstallDirs)
@@ -68,18 +77,6 @@ set_property(GLOBAL PROPERTY ROBOTICSLAB_YARP_DEVICES_TARGETS)
 # Create targets if specific requirements are satisfied.
 include(CMakeDependentOption)
 
-# Find project's hard dependencies.
-find_package(COLOR_DEBUG REQUIRED)
-
-# https://github.com/roboticslab-uc3m/questions-and-answers/issues/65
-find_package(YARP 3.0 QUIET COMPONENTS OS dev sig)
-if(NOT YARP_FOUND)
-    find_package(YARP 2.3.70 REQUIRED)
-endif()
-
-# Configure installation paths for YARP resources.
-yarp_configure_external_installation(roboticslab-yarp-devices WITH_PLUGINS)
-
 # Add main contents.
 add_subdirectory(cmake)
 add_subdirectory(libraries)