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###########################################################################
# Copyright 2015, 2016, 2017 IoT.bzh
#
# author: Fulup Ar Foll <fulup@iot.bzh>
# contrib: 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)
set(CMAKE_BUILD_TYPE Debug CACHE STRING "the type of build")
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 -ggdb -Og -D_FORTIFY_SOURCE=2 CACHE STRING "Compilation flags for DEBUG build type.")
set(COVERAGE_COMPILE_OPTIONS -g --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(STATUS "Linking with ElectricFence for debugging purposes...")
SET(libefence_LIBRARIES "-lefence")
list (APPEND link_libraries ${libefence_LIBRARIES})
ENDIF(HAVE_LIBEFENCE)
ENDIF(CMAKE_BUILD_TYPE MATCHES DEBUG AND USE_EFENCE)
# set default include directories
INCLUDE_DIRECTORIES(${EXTRA_INCLUDE_DIRS})
# Default Linkflag
set(PKG_TEMPLATE_PREFIX "\"${CMAKE_SOURCE_DIR}/${PROJECT_APP_TEMPLATES_DIR}\"" CACHE PATH "Default Package Templates Directory")
set(BARE_PKG_TEMPLATE_PREFIX "${CMAKE_SOURCE_DIR}/${PROJECT_APP_TEMPLATES_DIR}" CACHE PATH "Default Package Templates Directory")
if(NOT BINDINGS_LINK_FLAG)
set(BINDINGS_LINK_FLAG "-Wl,--version-script=${PKG_TEMPLATE_PREFIX}/cmake/export.map")
endif()
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