diff options
Diffstat (limited to 'src/cmake/cmake.d/01-build_options.cmake')
-rw-r--r-- | src/cmake/cmake.d/01-build_options.cmake | 156 |
1 files changed, 156 insertions, 0 deletions
diff --git a/src/cmake/cmake.d/01-build_options.cmake b/src/cmake/cmake.d/01-build_options.cmake new file mode 100644 index 0000000..3b1eca7 --- /dev/null +++ b/src/cmake/cmake.d/01-build_options.cmake @@ -0,0 +1,156 @@ +########################################################################### +# Copyright 2015, 2016, 2017 IoT.bzh +# +# authors: Fulup Ar Foll <fulup@iot.bzh> +# Romain Forlot <romain.forlot@iot.bzh> +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +########################################################################### + + +#-------------------------------------------------------------------------- +# WARNING: +# Do not change this cmake template +# Customise your preferences in "./conf.d/cmake/config.cmake" +#-------------------------------------------------------------------------- + +# (BUG!!!) as PKG_CONFIG_PATH does not work [should be en env variable] +set(PKG_CONFIG_USE_CMAKE_PREFIX_PATH ON CACHE BOOLEAN "Flag for using prefix path") + +INCLUDE(FindPkgConfig) +INCLUDE(CheckIncludeFiles) +INCLUDE(CheckLibraryExists) +INCLUDE(GNUInstallDirs) + +if(NOT CMAKE_BUILD_TYPE) + if(BUILD_TYPE) + set(CMAKE_BUILD_TYPE ${BUILD_TYPE} CACHE STRING "the type of build" FORCE) + else() + set(CMAKE_BUILD_TYPE RELEASE CACHE STRING "the type of build" FORCE) + endif() +endif() +if(NOT DEFINED BUILD_TEST_WGT) + set(BUILD_TEST_WGT FALSE) +endif() + +set(CMAKE_POSITION_INDEPENDENT_CODE ON) +set(CMP0048 1) + +# Default compilation options +############################################################################ +link_libraries(-Wl,--as-needed -Wl,--gc-sections) +set(COMPILE_OPTIONS -Wall + -Wextra + -Wconversion + -Wno-unused-parameter + -Wno-sign-compare + -Wno-sign-conversion + -Werror=implicit-function-declaration + -ffunction-sections + -fdata-sections + -fPIC CACHE STRING "Compilation flags") + +set(COMPILE_OPTIONS_GNU -Werror=maybe-uninitialized CACHE STRING "GNU Compile specific options") +set(COMPILE_OPTIONS_CLANG -Werror=uninitialized CACHE STRING "CLang compile specific options") + +# Compilation OPTIONS depending on language +######################################### +foreach(option ${COMPILE_OPTIONS}) + add_compile_options(${option}) +endforeach() + +if (${CMAKE_C_COMPILER_ID} STREQUAL "GNU" OR ${CMAKE_CXX_COMPILER_ID} STREQUAL "GNU") + foreach(option ${COMPILE_OPTIONS_GNU}) + add_compile_options(${option}) + endforeach() +elseif(${CMAKE_C_COMPILER_ID} STREQUAL "Clang" OR ${CMAKE_CXX_COMPILER_ID} STREQUAL "Clang") + foreach(option ${COMPILE_OPTIONS_CLANG}) + add_compile_options(${option}) + endforeach() +endif() + +foreach(option ${C_COMPILE_OPTIONS}) + add_compile_options($<$<COMPILE_LANGUAGE:C>:${option}>) +endforeach() +foreach(option ${CXX_COMPILE_OPTIONS}) + add_compile_options($<$<COMPILE_LANGUAGE:CXX>:${option}>) +endforeach() + +# Compilation option depending on CMAKE_BUILD_TYPE +################################################## +set(PROFILING_COMPILE_OPTIONS + -g + -O0 + -pg + -Wp,-U_FORTIFY_SOURCE + CACHE STRING "Compilation flags for PROFILING build type.") +set(DEBUG_COMPILE_OPTIONS + -g + -O0 + -ggdb + CACHE STRING "Compilation flags for DEBUG build type.") +set(COVERAGE_COMPILE_OPTIONS + -g + -O0 + --coverage + CACHE STRING "Compilation flags for COVERAGE build type.") +set(RELEASE_COMPILE_OPTIONS + -O2 + -D_FORTIFY_SOURCE=2 + CACHE STRING "Compilation flags for RELEASE build type.") + +foreach(option ${PROFILING_COMPILE_OPTIONS}) + add_compile_options($<$<CONFIG:PROFILING>:${option}>) +endforeach() +foreach(option ${DEBUG_COMPILE_OPTIONS}) + add_compile_options($<$<CONFIG:DEBUG>:${option}>) +endforeach() +foreach(option ${COVERAGE_COMPILE_OPTIONS}) + add_compile_options($<$<CONFIG:COVERAGE>:${option}>) +endforeach() +foreach(option ${RELEASE_COMPILE_OPTIONS}) + add_compile_options($<$<CONFIG:RELEASE>:${option}>) +endforeach() + +# Loop on required package and add options +foreach (PKG_CONFIG ${PKG_REQUIRED_LIST}) + string(REGEX REPLACE "[<>]?=.*$" "" XPREFIX ${PKG_CONFIG}) + PKG_CHECK_MODULES(${XPREFIX} REQUIRED ${PKG_CONFIG}) + + INCLUDE_DIRECTORIES(${${XPREFIX}_INCLUDE_DIRS}) + list(APPEND link_libraries ${${XPREFIX}_LDFLAGS}) + add_compile_options (${${XPREFIX}_CFLAGS}) +endforeach(PKG_CONFIG) + +# Optional LibEfence Malloc debug library +IF(CMAKE_BUILD_TYPE MATCHES DEBUG AND USE_EFENCE) +CHECK_LIBRARY_EXISTS(efence malloc "" HAVE_LIBEFENCE) +IF(HAVE_LIBEFENCE) + MESSAGE("Linking with ElectricFence for debugging purposes...") + SET(libefence_LIBRARIES "-lefence") + list (APPEND link_libraries ${libefence_LIBRARIES}) +ENDIF(HAVE_LIBEFENCE) +ENDIF(CMAKE_BUILD_TYPE MATCHES DEBUG AND USE_EFENCE) +IF(${CMAKE_BUILD_TYPE} MATCHES COVERAGE) + list (APPEND link_libraries -coverage) +ENDIF(${CMAKE_BUILD_TYPE} MATCHES COVERAGE) + +# set default include directories +INCLUDE_DIRECTORIES(${EXTRA_INCLUDE_DIRS}) + +# Default Linkflag +get_filename_component(PKG_TEMPLATE_PREFIX "${CMAKE_CURRENT_LIST_DIR}/../.." REALPATH CACHE) + +if(NOT BINDINGS_LINK_FLAG) + set(BINDINGS_LINK_FLAG "-Wl,--version-script=${PKG_TEMPLATE_PREFIX}/cmake/export.map") +endif() |