1 ###########################################################################
2 # Copyright 2015, 2016, 2017 IoT.bzh
4 # author: Fulup Ar Foll <fulup@iot.bzh>
5 # contrib: Romain Forlot <romain.forlot@iot.bzh>
7 # Licensed under the Apache License, Version 2.0 (the "License");
8 # you may not use this file except in compliance with the License.
9 # You may obtain a copy of the License at
11 # http://www.apache.org/licenses/LICENSE-2.0
13 # Unless required by applicable law or agreed to in writing, software
14 # distributed under the License is distributed on an "AS IS" BASIS,
15 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 # See the License for the specific language governing permissions and
17 # limitations under the License.
18 ###########################################################################
21 #--------------------------------------------------------------------------
23 # Do not change this cmake template
24 # Customise your preferences in "./conf.d/cmake/config.cmake"
25 #--------------------------------------------------------------------------
27 # (BUG!!!) as PKG_CONFIG_PATH does not work [should be en env variable]
28 set(PKG_CONFIG_USE_CMAKE_PREFIX_PATH ON CACHE BOOLEAN "Flag for using prefix path")
30 INCLUDE(FindPkgConfig)
31 INCLUDE(CheckIncludeFiles)
32 INCLUDE(CheckLibraryExists)
33 INCLUDE(GNUInstallDirs)
35 if(NOT CMAKE_BUILD_TYPE)
37 set(CMAKE_BUILD_TYPE ${BUILD_TYPE} CACHE STRING "the type of build" FORCE)
39 set(CMAKE_BUILD_TYPE RELEASE CACHE STRING "the type of build" FORCE)
43 set(CMAKE_POSITION_INDEPENDENT_CODE ON)
46 # Default compilation options
47 ############################################################################
48 link_libraries(-Wl,--as-needed -Wl,--gc-sections)
49 set(COMPILE_OPTIONS -Wall
55 -Werror=implicit-function-declaration
58 -fPIC CACHE STRING "Compilation flags")
60 set(COMPILE_OPTIONS_GNU -Werror=maybe-uninitialized CACHE STRING "GNU Compile specific options")
61 set(COMPILE_OPTIONS_CLANG -Werror=uninitialized CACHE STRING "CLang compile specific options")
63 # Compilation OPTIONS depending on language
64 #########################################
65 foreach(option ${COMPILE_OPTIONS})
66 add_compile_options(${option})
69 if (${CMAKE_C_COMPILER_ID} STREQUAL "GNU" OR ${CMAKE_CXX_COMPILER_ID} STREQUAL "GNU")
70 foreach(option ${COMPILE_OPTIONS_GNU})
71 add_compile_options(${option})
73 elseif(${CMAKE_C_COMPILER_ID} STREQUAL "Clang" OR ${CMAKE_CXX_COMPILER_ID} STREQUAL "Clang")
74 foreach(option ${COMPILE_OPTIONS_CLANG})
75 add_compile_options(${option})
79 foreach(option ${C_COMPILE_OPTIONS})
80 add_compile_options($<$<COMPILE_LANGUAGE:C>:${option}>)
82 foreach(option ${CXX_COMPILE_OPTIONS})
83 add_compile_options($<$<COMPILE_LANGUAGE:CXX>:${option}>)
86 # Compilation option depending on CMAKE_BUILD_TYPE
87 ##################################################
88 set(PROFILING_COMPILE_OPTIONS -g -O0 -pg -Wp,-U_FORTIFY_SOURCE CACHE STRING "Compilation flags for PROFILING build type.")
89 set(DEBUG_COMPILE_OPTIONS -g -ggdb CACHE STRING "Compilation flags for DEBUG build type.")
90 set(COVERAGE_COMPILE_OPTIONS -g --coverage CACHE STRING "Compilation flags for COVERAGE build type.")
91 set(RELEASE_COMPILE_OPTIONS -O2
94 -fstack-protector-strong
95 -Wformat -Wformat-security
96 -Werror=format-security
97 -feliminate-unused-debug-types
101 -fstack-protector-strong
102 -Wl,-z,relro,-z,now CACHE STRING "Compilation flags for RELEASE build type. This is a copy of default Yocto build compile flags.")
103 foreach(option ${PROFILING_COMPILE_OPTIONS})
104 add_compile_options($<$<CONFIG:PROFILING>:${option}>)
106 foreach(option ${DEBUG_COMPILE_OPTIONS})
107 add_compile_options($<$<CONFIG:DEBUG>:${option}>)
109 foreach(option ${COVERAGE_COMPILE_OPTIONS})
110 add_compile_options($<$<CONFIG:COVERAGE>:${option}>)
112 foreach(option ${RELEASE_COMPILE_OPTIONS})
113 add_compile_options($<$<CONFIG:RELEASE>:${option}>)
116 # Loop on required package and add options
117 foreach (PKG_CONFIG ${PKG_REQUIRED_LIST})
118 string(REGEX REPLACE "[<>]?=.*$" "" XPREFIX ${PKG_CONFIG})
119 PKG_CHECK_MODULES(${XPREFIX} REQUIRED ${PKG_CONFIG})
121 INCLUDE_DIRECTORIES(${${XPREFIX}_INCLUDE_DIRS})
122 list(APPEND link_libraries ${${XPREFIX}_LDFLAGS})
123 add_compile_options (${${XPREFIX}_CFLAGS})
124 endforeach(PKG_CONFIG)
126 # Optional LibEfence Malloc debug library
127 IF(CMAKE_BUILD_TYPE MATCHES DEBUG AND USE_EFENCE)
128 CHECK_LIBRARY_EXISTS(efence malloc "" HAVE_LIBEFENCE)
130 MESSAGE(STATUS "Linking with ElectricFence for debugging purposes...")
131 SET(libefence_LIBRARIES "-lefence")
132 list (APPEND link_libraries ${libefence_LIBRARIES})
133 ENDIF(HAVE_LIBEFENCE)
134 ENDIF(CMAKE_BUILD_TYPE MATCHES DEBUG AND USE_EFENCE)
135 IF(CMAKE_BUILD_TYPE MATCHES COVERAGE)
136 list (APPEND link_libraries -coverage)
137 ENDIF(CMAKE_BUILD_TYPE MATCHES COVERAGE)
139 # set default include directories
140 INCLUDE_DIRECTORIES(${EXTRA_INCLUDE_DIRS})
143 set(PKG_TEMPLATE_PREFIX "\"${CMAKE_SOURCE_DIR}/${PROJECT_APP_TEMPLATES_DIR}\"" CACHE PATH "Default Package Templates Directory")
144 set(BARE_PKG_TEMPLATE_PREFIX "${CMAKE_SOURCE_DIR}/${PROJECT_APP_TEMPLATES_DIR}" CACHE PATH "Default Package Templates Directory")
146 if(NOT BINDINGS_LINK_FLAG)
147 set(BINDINGS_LINK_FLAG "-Wl,--version-script=${PKG_TEMPLATE_PREFIX}/cmake/export.map")