From 1a5e87ea1a80f26873c25c3f7866867c32d8d42c Mon Sep 17 00:00:00 2001
From: Piotr Krysik <ptrkrysik@gmail.com>
Date: Sun, 4 Mar 2018 19:36:24 +0100
Subject: Conditional compilation of local libosmocore depending if there is or
 is not libosmocore installation present on the system

---
 CMakeLists.txt | 56 ++++++++++++++++++++++++++++++++++++--------------------
 1 file changed, 36 insertions(+), 20 deletions(-)

(limited to 'CMakeLists.txt')

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 811cd93..8ad3445 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -135,10 +135,11 @@ set(GR_REQUIRED_COMPONENTS RUNTIME FILTER PMT)
 find_package(Gnuradio)
 find_package(Volk)
 find_package(CppUnit)
-find_package(Doxygen)
-#find_package(Libosmocore)
-#find_package(Libosmocoding)
-#find_package(Libosmocodec)
+#find_package(Doxygen)
+find_package(Libosmocore)
+find_package(Libosmocodec)
+find_package(Libosmocoding)
+
 
 if(NOT GNURADIO_RUNTIME_FOUND)
     message(FATAL_ERROR "GnuRadio Runtime required to compile gr-gsm")
@@ -146,18 +147,14 @@ endif()
 if(NOT VOLK_FOUND)
     message(FATAL_ERROR "Volk library required to compile gr-gsm")
 endif()
-#if(NOT CPPUNIT_FOUND)
-#    message(FATAL_ERROR "CppUnit required to compile gr-gsm")
-#endif()
-#if(NOT LIBOSMOCORE_FOUND)
-#    message(FATAL_ERROR "Libosmocore required to compile gr-gsm")
-#endif()
-#if(NOT LIBOSMOCODEC_FOUND)
-#    message(FATAL_ERROR "Libosmocodec required to compile gr-gsm")
-#endif()
-#if(NOT LIBOSMOCODING_FOUND)
-#    message(FATAL_ERROR "Libosmocoding required to compile gr-gsm")
-#endif()
+if(NOT CPPUNIT_FOUND)
+    message(FATAL_ERROR "CppUnit required to compile gr-gsm")
+endif()
+if(NOT LIBOSMOCORE_FOUND OR NOT LIBOSMOCODEC_FOUND)
+    message(STATUS "Compiling local version of libosmocore and libosmocodec")
+elseif(NOT LIBOSMOCODING_FOUND)
+    message(STATUS "Compiling local version of libosmocoding")
+endif()
 
 ########################################################################
 # Setup doxygen option
@@ -165,13 +162,13 @@ endif()
 #if(DOXYGEN_FOUND)
 #	option(ENABLE_DOXYGEN "Build docs using Doxygen" ON)
 #else(DOXYGEN_FOUND)
-	option(ENABLE_DOXYGEN "Build docs using Doxygen" OFF)
+	option(ENABLE_DOXYGEN "Build docs using Doxygen" OFF) #TODO: write doxygen docs
 #endif(DOXYGEN_FOUND)
 
 ########################################################################
 # Setup the include and linker paths
 ########################################################################
-include_directories(
+list (APPEND grgsm_include_directories
     ${CMAKE_SOURCE_DIR}/lib
     ${CMAKE_SOURCE_DIR}/include
     ${CMAKE_BINARY_DIR}/lib
@@ -179,16 +176,35 @@ include_directories(
     ${Boost_INCLUDE_DIRS}
     ${CPPUNIT_INCLUDE_DIRS}
     ${GNURADIO_ALL_INCLUDE_DIRS}
-#    ${LIBOSMOCORE_INCLUDE_DIR}
     ${CMAKE_SOURCE_DIR}/lib/decoding
 )
 
-link_directories(
+if(LIBOSMOCORE_FOUND)
+    list (APPEND grgsm_include_directories
+       ${LIBOSMOCORE_INCLUDE_DIR}
+    )
+endif()
+
+include_directories(
+    ${grgsm_include_directories}
+)
+
+list (APPEND
     ${Boost_LIBRARY_DIRS}
     ${CPPUNIT_LIBRARY_DIRS}
     ${GNURADIO_ALL_LIBRARY_DIRS}
 )
 
+if(LIBOSMOCORE_FOUND)
+    list (APPEND grgsm_link_directories
+       ${LIBOSMOCORE_LIBRARY_DIRS}
+    )
+endif()
+
+link_directories(
+    ${grgsm_link_directories}
+)
+
 # Set component parameters
 set(GR_GSM_INCLUDE_DIRS ${CMAKE_CURRENT_SOURCE_DIR}/include CACHE INTERNAL "" FORCE)
 set(GR_GSM_SWIG_INCLUDE_DIRS ${CMAKE_CURRENT_SOURCE_DIR}/swig CACHE INTERNAL "" FORCE)
-- 
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