Improve coding style in CMake modules

This commit is contained in:
Martchus 2018-02-21 23:00:32 +01:00
parent eea5aa57bc
commit 0dcbb3de55
5 changed files with 443 additions and 437 deletions

View File

@ -1,272 +1,273 @@
cmake_minimum_required(VERSION 3.3.0 FATAL_ERROR)
if(NOT DEFINED THIRD_PARTY_MODULE_LOADED)
macro(save_default_library_suffixes)
set(DEFAULT_CMAKE_FIND_LIBRARY_SUFFIXES ${CMAKE_FIND_LIBRARY_SUFFIXES})
endmacro()
macro(restore_default_library_suffixes)
set(CMAKE_FIND_LIBRARY_SUFFIXES ${DEFAULT_CMAKE_FIND_LIBRARY_SUFFIXES})
unset(DEFAULT_CMAKE_FIND_LIBRARY_SUFFIXES)
endmacro()
macro(configure_static_library_suffixes)
# allows to look for static libraries in particular
if(WIN32)
set(CMAKE_FIND_LIBRARY_SUFFIXES .a .lib)
else()
set(CMAKE_FIND_LIBRARY_SUFFIXES .a)
endif()
endmacro()
macro(configure_dynamic_library_suffixes)
# allows to look for dynamic libraries in particular
if(WIN32)
set(CMAKE_FIND_LIBRARY_SUFFIXES .dll .dll.a)
elseif(APPLE)
set(CMAKE_FIND_LIBRARY_SUFFIXES .dylib .so)
else()
set(CMAKE_FIND_LIBRARY_SUFFIXES .so)
endif()
endmacro()
macro(link_against_library_varnames NAME LINKAGE REQUIRED PRIVATE_LIBRARIES_VARNAME PUBLIC_LIBRARIES_VARNAME PRIVATE_STATIC_LIBRARIES_VARNAME PUBLIC_STATIC_LIBRARIES_VARNAME)
# determine whether the library is required or optional
# FIXME: improve passing required argument
if("${REQUIRED}" STREQUAL "OPTIONAL")
set(${NAME}_REQUIRED "NO")
elseif("${REQUIRED}" STREQUAL "REQUIRED")
set(${NAME}_REQUIRED "REQUIRED")
else()
message(FATAL_ERROR "Invalid use of link_against_library; must specify either REQUIRED or OPTIONAL.")
endif()
# add library to list of libraries to link against when building dynamic libraries or applications
# - prefer dynamic lib if linkage not explicitely specified
if(${NAME}_STATIC_LIB AND (("${LINKAGE}" STREQUAL "AUTO_LINKAGE" AND ((NOT (${NAME}_DYNAMIC_LIB OR ${NAME}_SHARED_LIB)) OR (STATIC_LINKAGE AND "${META_PROJECT_TYPE}" STREQUAL "application") OR (STATIC_LIBRARY_LINKAGE AND ("${META_PROJECT_TYPE}" STREQUAL "" OR "${META_PROJECT_TYPE}" STREQUAL "library")))) OR ("${LINKAGE}" STREQUAL "STATIC")))
set(USE_${NAME} ON)
set(USE_STATIC_${NAME} ON)
list(APPEND LIBRARIES ${${NAME}_STATIC_LIB})
message(STATUS "Linking ${TARGET_PREFIX}${META_PROJECT_NAME}${TARGET_SUFFIX} statically against external library ${NAME} (${${NAME}_STATIC_LIB}).")
if(${NAME}_STATIC_INCLUDE_DIR)
list(APPEND ADDITIONAL_STATIC_INCLUDE_DIRS ${${NAME}_STATIC_INCLUDE_DIR})
message(STATUS "Adding include path for ${NAME} to ${TARGET_PREFIX}${META_PROJECT_NAME}${TARGET_SUFFIX}: ${${NAME}_STATIC_INCLUDE_DIR}")
endif()
if(${${NAME}_STATIC_LIB} IN_LIST META_PUBLIC_STATIC_LIB_DEPENDS OR ${NAME} IN_LIST META_PUBLIC_STATIC_LIB_DEPENDS)
list(APPEND ${PUBLIC_LIBRARIES_VARNAME} ${${NAME}_STATIC_LIB})
if(${NAME}_STATIC_INCLUDE_DIR)
list(APPEND PUBLIC_SHARED_INCLUDE_DIRS ${${NAME}_STATIC_INCLUDE_DIR})
endif()
else()
list(APPEND ${PRIVATE_LIBRARIES_VARNAME} ${${NAME}_STATIC_LIB})
if(${NAME}_STATIC_INCLUDE_DIR)
list(APPEND PRIVATE_SHARED_INCLUDE_DIRS ${${NAME}_STATIC_INCLUDE_DIR})
endif()
endif()
# add Qt resources of static library to be enabled
if(${NAME}_QT_RESOURCES)
message(STATUS "Adding ${${NAME}_QT_RESOURCES} to LIBRARIES_QT_RESOURCES for ${META_PROJECT_NAME}.")
list(APPEND LIBRARIES_QT_RESOURCES ${${NAME}_QT_RESOURCES})
endif()
elseif((${NAME}_DYNAMIC_LIB OR ${NAME}_SHARED_LIB) AND (("${LINKAGE}" STREQUAL "AUTO_LINKAGE") OR ("${LINKAGE}" STREQUAL "SHARED")))
set(USE_${NAME} ON)
set(USE_SHARED_${NAME} ON)
if(NOT ${NAME}_DYNAMIC_LIB)
set(${NAME}_DYNAMIC_LIB ${${NAME}_SHARED_LIB})
endif()
list(APPEND LIBRARIES ${${NAME}_DYNAMIC_LIB})
message(STATUS "Linking ${TARGET_PREFIX}${META_PROJECT_NAME}${TARGET_SUFFIX} dynamically against external library ${NAME} (${${NAME}_DYNAMIC_LIB}).")
if(${NAME}_DYNAMIC_INCLUDE_DIR)
list(APPEND ADDITIONAL_SHARED_INCLUDE_DIRS ${${NAME}_DYNAMIC_INCLUDE_DIR})
message(STATUS "Adding include path for ${NAME} to ${TARGET_PREFIX}${META_PROJECT_NAME}${TARGET_SUFFIX}: ${${NAME}_DYNAMIC_INCLUDE_DIR}")
endif()
if(${${NAME}_DYNAMIC_LIB} IN_LIST META_PUBLIC_SHARED_LIB_DEPENDS OR ${NAME} IN_LIST META_PUBLIC_SHARED_LIB_DEPENDS)
list(APPEND ${PUBLIC_LIBRARIES_VARNAME} ${${NAME}_DYNAMIC_LIB})
if(${NAME}_DYNAMIC_INCLUDE_DIR)
list(APPEND PUBLIC_SHARED_INCLUDE_DIRS ${${NAME}_DYNAMIC_INCLUDE_DIR})
endif()
else()
list(APPEND ${PRIVATE_LIBRARIES_VARNAME} ${${NAME}_DYNAMIC_LIB})
if(${NAME}_DYNAMIC_INCLUDE_DIR)
list(APPEND PRIVATE_SHARED_INCLUDE_DIRS ${${NAME}_DYNAMIC_INCLUDE_DIR})
endif()
endif()
else()
if(${NAME}_REQUIRED)
message(FATAL_ERROR "External library ${NAME} required by ${TARGET_PREFIX}${META_PROJECT_NAME}${TARGET_SUFFIX} is not available for the specified linkage ${LINKAGE}.")
else()
message(WARNING "External library ${NAME} required by ${TARGET_PREFIX}${META_PROJECT_NAME}${TARGET_SUFFIX} is not available for the specified linkage ${LINKAGE}.")
endif()
endif()
# add library to list of libraries to be provided as transitive dependencies when building static libraries
# - prefer static lib if linkage not explicitely specified
if(${NAME}_STATIC_LIB AND ("${LINKAGE}" STREQUAL "AUTO_LINKAGE") OR ("${LINKAGE}" STREQUAL "STATIC"))
set(USE_${NAME} ON)
set(USE_STATIC_${NAME} ON)
list(APPEND STATIC_LIBRARIES ${${NAME}_STATIC_LIB})
message(STATUS "Adding static external library ${NAME} (${${NAME}_STATIC_LIB}) to dependencies of ${TARGET_PREFIX}${META_PROJECT_NAME}${TARGET_SUFFIX}.")
if(${NAME}_STATIC_INCLUDE_DIR)
list(APPEND ADDITIONAL_STATIC_INCLUDE_DIRS ${${NAME}_STATIC_INCLUDE_DIR})
message(STATUS "Adding include path for ${NAME} to static ${TARGET_PREFIX}${META_PROJECT_NAME}${TARGET_SUFFIX}: ${${NAME}_STATIC_INCLUDE_DIR}")
endif()
if(${${NAME}_STATIC_LIB} IN_LIST META_PUBLIC_STATIC_LIB_DEPENDS OR ${NAME} IN_LIST META_PUBLIC_STATIC_LIB_DEPENDS)
list(APPEND ${PUBLIC_STATIC_LIBRARIES_VARNAME} ${${NAME}_STATIC_LIB})
if(${NAME}_STATIC_INCLUDE_DIR)
list(APPEND PUBLIC_STATIC_INCLUDE_DIRS ${${NAME}_STATIC_INCLUDE_DIR})
endif()
else()
list(APPEND ${PRIVATE_STATIC_LIBRARIES_VARNAME} ${${NAME}_STATIC_LIB})
if(${NAME}_STATIC_INCLUDE_DIR)
list(APPEND PRIVATE_STATIC_INCLUDE_DIRS ${${NAME}_STATIC_INCLUDE_DIR})
endif()
endif()
# add Qt resources of static library for exporting it
if(${NAME}_QT_RESOURCES)
message(STATUS "Adding ${${NAME}_QT_RESOURCES} to STATIC_LIBRARIES_QT_RESOURCES for ${META_PROJECT_NAME}.")
list(APPEND STATIC_LIBRARIES_QT_RESOURCES ${${NAME}_QT_RESOURCES})
endif()
elseif((${NAME}_DYNAMIC_LIB OR ${NAME}_SHARED_LIB) AND (("${LINKAGE}" STREQUAL "AUTO_LINKAGE" AND (NOT ${NAME}_STATIC_LIB OR (NOT STATIC_LINKAGE AND "${META_PROJECT_TYPE}" STREQUAL "application") OR (NOT STATIC_LIBRARY_LINKAGE AND ("${META_PROJECT_TYPE}" STREQUAL "" OR "${META_PROJECT_TYPE}" STREQUAL "library")))) OR ("${LINKAGE}" STREQUAL "SHARED")))
set(USE_${NAME} ON)
set(USE_SHARED_${NAME} ON)
if(NOT ${NAME}_DYNAMIC_LIB)
set(${NAME}_DYNAMIC_LIB ${${NAME}_SHARED_LIB})
endif()
list(APPEND STATIC_LIBRARIES ${${NAME}_DYNAMIC_LIB})
message(STATUS "Adding dynamic external library ${NAME} (${${NAME}_DYNAMIC_LIB}) to dependencies of static ${TARGET_PREFIX}${META_PROJECT_NAME}${TARGET_SUFFIX}.")
if(${NAME}_DYNAMIC_INCLUDE_DIR)
list(APPEND ADDITIONAL_SHARED_INCLUDE_DIRS ${${NAME}_DYNAMIC_INCLUDE_DIR})
message(STATUS "Adding include path for ${NAME} to static ${TARGET_PREFIX}${META_PROJECT_NAME}${TARGET_SUFFIX}: ${${NAME}_DYNAMIC_INCLUDE_DIR}")
endif()
if(${${NAME}_DYNAMIC_LIB} IN_LIST META_PUBLIC_SHARED_LIB_DEPENDS OR ${NAME} IN_LIST META_PUBLIC_SHARED_LIB_DEPENDS)
list(APPEND ${PUBLIC_STATIC_LIBRARIES_VARNAME} ${${NAME}_DYNAMIC_LIB})
if(${NAME}_DYNAMIC_INCLUDE_DIR)
list(APPEND PUBLIC_STATIC_INCLUDE_DIRS ${${NAME}_DYNAMIC_INCLUDE_DIR})
endif()
else()
list(APPEND ${PRIVATE_STATIC_LIBRARIES_VARNAME} ${${NAME}_DYNAMIC_LIB})
if(${NAME}_DYNAMIC_INCLUDE_DIR)
list(APPEND PRIVATE_STATIC_INCLUDE_DIRS ${${NAME}_DYNAMIC_INCLUDE_DIR})
endif()
endif()
else()
if(${NAME}_REQUIRED)
message(FATAL_ERROR "External library ${NAME} required by ${TARGET_PREFIX}${META_PROJECT_NAME}${TARGET_SUFFIX} is not available for the specified linkage ${LINKAGE}.")
else()
message(WARNING "External library ${NAME} required by ${TARGET_PREFIX}${META_PROJECT_NAME}${TARGET_SUFFIX} is not available for the specified linkage ${LINKAGE}.")
endif()
endif()
endmacro()
macro(link_against_library NAME LINKAGE REQUIRED)
link_against_library_varnames("${NAME}" "${LINKAGE}" "${REQUIRED}"
PRIVATE_LIBRARIES PUBLIC_LIBRARIES PRIVATE_STATIC_LIBRARIES PUBLIC_STATIC_LIBRARIES
)
endmacro()
macro(link_tests_against_library NAME LINKAGE REQUIRED)
link_against_library_varnames("${NAME}" "${LINKAGE}" "${REQUIRED}"
TEST_LIBRARIES TEST_LIBRARIES STATIC_TEST_LIBRARIES STATIC_TEST_LIBRARIES
)
endmacro()
macro(find_external_library NAME LINKAGE REQUIRED)
set(${NAME}_DYNAMIC_INCLUDE_DIR NOTFOUND CACHE PATH "${NAME} include dir (dynamic)")
set(${NAME}_DYNAMIC_LIB NOTFOUND CACHE FILEPATH "${NAME} lib (dynamic)")
set(${NAME}_STATIC_INCLUDE_DIR NOTFOUND CACHE PATH "${NAME} include dir (static)")
set(${NAME}_STATIC_LIB NOTFOUND CACHE FILEPATH "${NAME} lib (static)")
save_default_library_suffixes()
if(NOT ${NAME}_DYNAMIC_LIB)
configure_dynamic_library_suffixes()
find_library(DETECTED_${NAME}_DYNAMIC_LIB ${NAME})
set(${NAME}_DYNAMIC_LIB ${DETECTED_${NAME}_DYNAMIC_LIB} CACHE FILEPATH "${NAME} lib (dynamic)" FORCE)
endif()
if(NOT ${NAME}_STATIC_LIB)
configure_static_library_suffixes()
find_library(DETECTED_${NAME}_STATIC_LIB ${NAME})
set(${NAME}_STATIC_LIB ${DETECTED_${NAME}_STATIC_LIB} CACHE FILEPATH "${NAME} lib (static)" FORCE)
endif()
restore_default_library_suffixes()
endmacro()
macro(use_external_library NAME LINKAGE REQUIRED)
find_external_library("${NAME}" "${LINKAGE}" "${REQUIRED}")
link_against_library("${NAME}" "${LINKAGE}" "${REQUIRED}")
endmacro()
function(use_external_library_from_package_dynamic NAME PKGNAME INCLUDE_VAR LIBRARY_VAR COMPAT_VERSION)
# internally used by find_external_library_from_package to find dynamic libraries
configure_dynamic_library_suffixes()
find_package(${PKGNAME} ${COMPAT_VERSION})
set(${NAME}_DYNAMIC_INCLUDE_DIR ${${INCLUDE_VAR}} CACHE PATH "${NAME} include dir (dynamic)" FORCE)
set(${NAME}_DYNAMIC_LIB ${${LIBRARY_VAR}} CACHE FILEPATH "${NAME} lib (dynamic)" FORCE)
endfunction()
function(use_external_library_from_package_static NAME PKGNAME INCLUDE_VAR LIBRARY_VAR COMPAT_VERSION)
# internally used by find_external_library_from_package to find static libraries
configure_static_library_suffixes()
find_package(${PKGNAME} ${COMPAT_VERSION})
set(${NAME}_STATIC_INCLUDE_DIR ${${INCLUDE_VAR}} CACHE PATH "${NAME} include dir (static)" FORCE)
set(${NAME}_STATIC_LIB ${${LIBRARY_VAR}} CACHE FILEPATH "${NAME} lib (static)" FORCE)
endfunction()
macro(find_external_library_from_package NAME PKGNAME VERSION INCLUDE_VAR LIBRARY_VAR LINKAGE REQUIRED)
# handle specified VERSION
if("${VERSION}" STREQUAL "ANY_VERSION")
set(${NAME}_COMPATIBLE_VERSION "")
else()
set(${NAME}_COMPATIBLE_VERSION ${VERSION})
endif()
# use the find_library approach first because it is less buggy when trying to detect static libraries
# caveat: this way include dirs are not detected - however those are mostly the the default anyways and
# can also be set manually by the user in case the auto-detection is not sufficient
find_external_library("${NAME}" "${LINKAGE}" OPTIONAL)
# fall back to actual use of find_package
# use separate functions to get a new scope
save_default_library_suffixes()
if(NOT ${NAME}_DYNAMIC_LIB)
use_external_library_from_package_dynamic(${NAME} ${PKGNAME} ${INCLUDE_VAR} "${LIBRARY_VAR}" "${${NAME}_COMPATIBLE_VERSION}")
endif()
if(NOT ${NAME}_STATIC_LIB)
use_external_library_from_package_static(${NAME} ${PKGNAME} ${INCLUDE_VAR} "${LIBRARY_VAR}" "${${NAME}_COMPATIBLE_VERSION}")
endif()
restore_default_library_suffixes()
endmacro()
macro(use_external_library_from_package NAME PKGNAME VERSION INCLUDE_VAR LIBRARY_VAR LINKAGE REQUIRED)
find_external_library_from_package("${NAME}" "${PKGNAME}" "${VERSION}" "${INCLUDE_VAR}" "${LIBRARY_VAR}" "${LINKAGE}" "${REQUIRED}")
link_against_library("${NAME}" "${LINKAGE}" "${REQUIRED}")
endmacro()
macro(use_iconv LINKAGE REQUIRED)
set(FORCE_EXTERNAL_ICONV OFF CACHE PATH "whether to force usage of external iconv (rather than the using the one bundled with glibc)")
if(NOT FORCE_EXTERNAL_ICONV)
# check whether iconv exists in standard lib
include(CheckFunctionExists)
check_function_exists(iconv HAS_ICONV)
endif()
if(NOT FORCE_EXTERNAL_ICONV AND HAS_ICONV)
message(STATUS "Using iconv from the standard library for ${META_PROJECT_NAME}.")
else()
# find external iconv library
use_external_library(iconv ${LINKAGE} ${REQUIRED})
endif()
endmacro()
set(THIRD_PARTY_MODULE_LOADED YES)
# prevent multiple inclusion
if(DEFINED THIRD_PARTY_MODULE_LOADED)
return()
endif()
set(THIRD_PARTY_MODULE_LOADED YES)
macro(save_default_library_suffixes)
set(DEFAULT_CMAKE_FIND_LIBRARY_SUFFIXES ${CMAKE_FIND_LIBRARY_SUFFIXES})
endmacro()
macro(restore_default_library_suffixes)
set(CMAKE_FIND_LIBRARY_SUFFIXES ${DEFAULT_CMAKE_FIND_LIBRARY_SUFFIXES})
unset(DEFAULT_CMAKE_FIND_LIBRARY_SUFFIXES)
endmacro()
macro(configure_static_library_suffixes)
# allows to look for static libraries in particular
if(WIN32)
set(CMAKE_FIND_LIBRARY_SUFFIXES .a .lib)
else()
set(CMAKE_FIND_LIBRARY_SUFFIXES .a)
endif()
endmacro()
macro(configure_dynamic_library_suffixes)
# allows to look for dynamic libraries in particular
if(WIN32)
set(CMAKE_FIND_LIBRARY_SUFFIXES .dll .dll.a)
elseif(APPLE)
set(CMAKE_FIND_LIBRARY_SUFFIXES .dylib .so)
else()
set(CMAKE_FIND_LIBRARY_SUFFIXES .so)
endif()
endmacro()
macro(link_against_library_varnames NAME LINKAGE REQUIRED PRIVATE_LIBRARIES_VARNAME PUBLIC_LIBRARIES_VARNAME PRIVATE_STATIC_LIBRARIES_VARNAME PUBLIC_STATIC_LIBRARIES_VARNAME)
# determine whether the library is required or optional
# FIXME: improve passing required argument
if("${REQUIRED}" STREQUAL "OPTIONAL")
set(${NAME}_REQUIRED "NO")
elseif("${REQUIRED}" STREQUAL "REQUIRED")
set(${NAME}_REQUIRED "REQUIRED")
else()
message(FATAL_ERROR "Invalid use of link_against_library; must specify either REQUIRED or OPTIONAL.")
endif()
# add library to list of libraries to link against when building dynamic libraries or applications
# - prefer dynamic lib if linkage not explicitely specified
if(${NAME}_STATIC_LIB AND (("${LINKAGE}" STREQUAL "AUTO_LINKAGE" AND ((NOT (${NAME}_DYNAMIC_LIB OR ${NAME}_SHARED_LIB)) OR (STATIC_LINKAGE AND "${META_PROJECT_TYPE}" STREQUAL "application") OR (STATIC_LIBRARY_LINKAGE AND ("${META_PROJECT_TYPE}" STREQUAL "" OR "${META_PROJECT_TYPE}" STREQUAL "library")))) OR ("${LINKAGE}" STREQUAL "STATIC")))
set(USE_${NAME} ON)
set(USE_STATIC_${NAME} ON)
list(APPEND LIBRARIES ${${NAME}_STATIC_LIB})
message(STATUS "Linking ${TARGET_PREFIX}${META_PROJECT_NAME}${TARGET_SUFFIX} statically against external library ${NAME} (${${NAME}_STATIC_LIB}).")
if(${NAME}_STATIC_INCLUDE_DIR)
list(APPEND ADDITIONAL_STATIC_INCLUDE_DIRS ${${NAME}_STATIC_INCLUDE_DIR})
message(STATUS "Adding include path for ${NAME} to ${TARGET_PREFIX}${META_PROJECT_NAME}${TARGET_SUFFIX}: ${${NAME}_STATIC_INCLUDE_DIR}")
endif()
if(${${NAME}_STATIC_LIB} IN_LIST META_PUBLIC_STATIC_LIB_DEPENDS OR ${NAME} IN_LIST META_PUBLIC_STATIC_LIB_DEPENDS)
list(APPEND ${PUBLIC_LIBRARIES_VARNAME} ${${NAME}_STATIC_LIB})
if(${NAME}_STATIC_INCLUDE_DIR)
list(APPEND PUBLIC_SHARED_INCLUDE_DIRS ${${NAME}_STATIC_INCLUDE_DIR})
endif()
else()
list(APPEND ${PRIVATE_LIBRARIES_VARNAME} ${${NAME}_STATIC_LIB})
if(${NAME}_STATIC_INCLUDE_DIR)
list(APPEND PRIVATE_SHARED_INCLUDE_DIRS ${${NAME}_STATIC_INCLUDE_DIR})
endif()
endif()
# add Qt resources of static library to be enabled
if(${NAME}_QT_RESOURCES)
message(STATUS "Adding ${${NAME}_QT_RESOURCES} to LIBRARIES_QT_RESOURCES for ${META_PROJECT_NAME}.")
list(APPEND LIBRARIES_QT_RESOURCES ${${NAME}_QT_RESOURCES})
endif()
elseif((${NAME}_DYNAMIC_LIB OR ${NAME}_SHARED_LIB) AND (("${LINKAGE}" STREQUAL "AUTO_LINKAGE") OR ("${LINKAGE}" STREQUAL "SHARED")))
set(USE_${NAME} ON)
set(USE_SHARED_${NAME} ON)
if(NOT ${NAME}_DYNAMIC_LIB)
set(${NAME}_DYNAMIC_LIB ${${NAME}_SHARED_LIB})
endif()
list(APPEND LIBRARIES ${${NAME}_DYNAMIC_LIB})
message(STATUS "Linking ${TARGET_PREFIX}${META_PROJECT_NAME}${TARGET_SUFFIX} dynamically against external library ${NAME} (${${NAME}_DYNAMIC_LIB}).")
if(${NAME}_DYNAMIC_INCLUDE_DIR)
list(APPEND ADDITIONAL_SHARED_INCLUDE_DIRS ${${NAME}_DYNAMIC_INCLUDE_DIR})
message(STATUS "Adding include path for ${NAME} to ${TARGET_PREFIX}${META_PROJECT_NAME}${TARGET_SUFFIX}: ${${NAME}_DYNAMIC_INCLUDE_DIR}")
endif()
if(${${NAME}_DYNAMIC_LIB} IN_LIST META_PUBLIC_SHARED_LIB_DEPENDS OR ${NAME} IN_LIST META_PUBLIC_SHARED_LIB_DEPENDS)
list(APPEND ${PUBLIC_LIBRARIES_VARNAME} ${${NAME}_DYNAMIC_LIB})
if(${NAME}_DYNAMIC_INCLUDE_DIR)
list(APPEND PUBLIC_SHARED_INCLUDE_DIRS ${${NAME}_DYNAMIC_INCLUDE_DIR})
endif()
else()
list(APPEND ${PRIVATE_LIBRARIES_VARNAME} ${${NAME}_DYNAMIC_LIB})
if(${NAME}_DYNAMIC_INCLUDE_DIR)
list(APPEND PRIVATE_SHARED_INCLUDE_DIRS ${${NAME}_DYNAMIC_INCLUDE_DIR})
endif()
endif()
else()
if(${NAME}_REQUIRED)
message(FATAL_ERROR "External library ${NAME} required by ${TARGET_PREFIX}${META_PROJECT_NAME}${TARGET_SUFFIX} is not available for the specified linkage ${LINKAGE}.")
else()
message(WARNING "External library ${NAME} required by ${TARGET_PREFIX}${META_PROJECT_NAME}${TARGET_SUFFIX} is not available for the specified linkage ${LINKAGE}.")
endif()
endif()
# add library to list of libraries to be provided as transitive dependencies when building static libraries
# - prefer static lib if linkage not explicitely specified
if(${NAME}_STATIC_LIB AND ("${LINKAGE}" STREQUAL "AUTO_LINKAGE") OR ("${LINKAGE}" STREQUAL "STATIC"))
set(USE_${NAME} ON)
set(USE_STATIC_${NAME} ON)
list(APPEND STATIC_LIBRARIES ${${NAME}_STATIC_LIB})
message(STATUS "Adding static external library ${NAME} (${${NAME}_STATIC_LIB}) to dependencies of ${TARGET_PREFIX}${META_PROJECT_NAME}${TARGET_SUFFIX}.")
if(${NAME}_STATIC_INCLUDE_DIR)
list(APPEND ADDITIONAL_STATIC_INCLUDE_DIRS ${${NAME}_STATIC_INCLUDE_DIR})
message(STATUS "Adding include path for ${NAME} to static ${TARGET_PREFIX}${META_PROJECT_NAME}${TARGET_SUFFIX}: ${${NAME}_STATIC_INCLUDE_DIR}")
endif()
if(${${NAME}_STATIC_LIB} IN_LIST META_PUBLIC_STATIC_LIB_DEPENDS OR ${NAME} IN_LIST META_PUBLIC_STATIC_LIB_DEPENDS)
list(APPEND ${PUBLIC_STATIC_LIBRARIES_VARNAME} ${${NAME}_STATIC_LIB})
if(${NAME}_STATIC_INCLUDE_DIR)
list(APPEND PUBLIC_STATIC_INCLUDE_DIRS ${${NAME}_STATIC_INCLUDE_DIR})
endif()
else()
list(APPEND ${PRIVATE_STATIC_LIBRARIES_VARNAME} ${${NAME}_STATIC_LIB})
if(${NAME}_STATIC_INCLUDE_DIR)
list(APPEND PRIVATE_STATIC_INCLUDE_DIRS ${${NAME}_STATIC_INCLUDE_DIR})
endif()
endif()
# add Qt resources of static library for exporting it
if(${NAME}_QT_RESOURCES)
message(STATUS "Adding ${${NAME}_QT_RESOURCES} to STATIC_LIBRARIES_QT_RESOURCES for ${META_PROJECT_NAME}.")
list(APPEND STATIC_LIBRARIES_QT_RESOURCES ${${NAME}_QT_RESOURCES})
endif()
elseif((${NAME}_DYNAMIC_LIB OR ${NAME}_SHARED_LIB) AND (("${LINKAGE}" STREQUAL "AUTO_LINKAGE" AND (NOT ${NAME}_STATIC_LIB OR (NOT STATIC_LINKAGE AND "${META_PROJECT_TYPE}" STREQUAL "application") OR (NOT STATIC_LIBRARY_LINKAGE AND ("${META_PROJECT_TYPE}" STREQUAL "" OR "${META_PROJECT_TYPE}" STREQUAL "library")))) OR ("${LINKAGE}" STREQUAL "SHARED")))
set(USE_${NAME} ON)
set(USE_SHARED_${NAME} ON)
if(NOT ${NAME}_DYNAMIC_LIB)
set(${NAME}_DYNAMIC_LIB ${${NAME}_SHARED_LIB})
endif()
list(APPEND STATIC_LIBRARIES ${${NAME}_DYNAMIC_LIB})
message(STATUS "Adding dynamic external library ${NAME} (${${NAME}_DYNAMIC_LIB}) to dependencies of static ${TARGET_PREFIX}${META_PROJECT_NAME}${TARGET_SUFFIX}.")
if(${NAME}_DYNAMIC_INCLUDE_DIR)
list(APPEND ADDITIONAL_SHARED_INCLUDE_DIRS ${${NAME}_DYNAMIC_INCLUDE_DIR})
message(STATUS "Adding include path for ${NAME} to static ${TARGET_PREFIX}${META_PROJECT_NAME}${TARGET_SUFFIX}: ${${NAME}_DYNAMIC_INCLUDE_DIR}")
endif()
if(${${NAME}_DYNAMIC_LIB} IN_LIST META_PUBLIC_SHARED_LIB_DEPENDS OR ${NAME} IN_LIST META_PUBLIC_SHARED_LIB_DEPENDS)
list(APPEND ${PUBLIC_STATIC_LIBRARIES_VARNAME} ${${NAME}_DYNAMIC_LIB})
if(${NAME}_DYNAMIC_INCLUDE_DIR)
list(APPEND PUBLIC_STATIC_INCLUDE_DIRS ${${NAME}_DYNAMIC_INCLUDE_DIR})
endif()
else()
list(APPEND ${PRIVATE_STATIC_LIBRARIES_VARNAME} ${${NAME}_DYNAMIC_LIB})
if(${NAME}_DYNAMIC_INCLUDE_DIR)
list(APPEND PRIVATE_STATIC_INCLUDE_DIRS ${${NAME}_DYNAMIC_INCLUDE_DIR})
endif()
endif()
else()
if(${NAME}_REQUIRED)
message(FATAL_ERROR "External library ${NAME} required by ${TARGET_PREFIX}${META_PROJECT_NAME}${TARGET_SUFFIX} is not available for the specified linkage ${LINKAGE}.")
else()
message(WARNING "External library ${NAME} required by ${TARGET_PREFIX}${META_PROJECT_NAME}${TARGET_SUFFIX} is not available for the specified linkage ${LINKAGE}.")
endif()
endif()
endmacro()
macro(link_against_library NAME LINKAGE REQUIRED)
link_against_library_varnames("${NAME}" "${LINKAGE}" "${REQUIRED}"
PRIVATE_LIBRARIES PUBLIC_LIBRARIES PRIVATE_STATIC_LIBRARIES PUBLIC_STATIC_LIBRARIES
)
endmacro()
macro(link_tests_against_library NAME LINKAGE REQUIRED)
link_against_library_varnames("${NAME}" "${LINKAGE}" "${REQUIRED}"
TEST_LIBRARIES TEST_LIBRARIES STATIC_TEST_LIBRARIES STATIC_TEST_LIBRARIES
)
endmacro()
macro(find_external_library NAME LINKAGE REQUIRED)
set(${NAME}_DYNAMIC_INCLUDE_DIR NOTFOUND CACHE PATH "${NAME} include dir (dynamic)")
set(${NAME}_DYNAMIC_LIB NOTFOUND CACHE FILEPATH "${NAME} lib (dynamic)")
set(${NAME}_STATIC_INCLUDE_DIR NOTFOUND CACHE PATH "${NAME} include dir (static)")
set(${NAME}_STATIC_LIB NOTFOUND CACHE FILEPATH "${NAME} lib (static)")
save_default_library_suffixes()
if(NOT ${NAME}_DYNAMIC_LIB)
configure_dynamic_library_suffixes()
find_library(DETECTED_${NAME}_DYNAMIC_LIB ${NAME})
set(${NAME}_DYNAMIC_LIB ${DETECTED_${NAME}_DYNAMIC_LIB} CACHE FILEPATH "${NAME} lib (dynamic)" FORCE)
endif()
if(NOT ${NAME}_STATIC_LIB)
configure_static_library_suffixes()
find_library(DETECTED_${NAME}_STATIC_LIB ${NAME})
set(${NAME}_STATIC_LIB ${DETECTED_${NAME}_STATIC_LIB} CACHE FILEPATH "${NAME} lib (static)" FORCE)
endif()
restore_default_library_suffixes()
endmacro()
macro(use_external_library NAME LINKAGE REQUIRED)
find_external_library("${NAME}" "${LINKAGE}" "${REQUIRED}")
link_against_library("${NAME}" "${LINKAGE}" "${REQUIRED}")
endmacro()
function(use_external_library_from_package_dynamic NAME PKGNAME INCLUDE_VAR LIBRARY_VAR COMPAT_VERSION)
# internally used by find_external_library_from_package to find dynamic libraries
configure_dynamic_library_suffixes()
find_package(${PKGNAME} ${COMPAT_VERSION})
set(${NAME}_DYNAMIC_INCLUDE_DIR ${${INCLUDE_VAR}} CACHE PATH "${NAME} include dir (dynamic)" FORCE)
set(${NAME}_DYNAMIC_LIB ${${LIBRARY_VAR}} CACHE FILEPATH "${NAME} lib (dynamic)" FORCE)
endfunction()
function(use_external_library_from_package_static NAME PKGNAME INCLUDE_VAR LIBRARY_VAR COMPAT_VERSION)
# internally used by find_external_library_from_package to find static libraries
configure_static_library_suffixes()
find_package(${PKGNAME} ${COMPAT_VERSION})
set(${NAME}_STATIC_INCLUDE_DIR ${${INCLUDE_VAR}} CACHE PATH "${NAME} include dir (static)" FORCE)
set(${NAME}_STATIC_LIB ${${LIBRARY_VAR}} CACHE FILEPATH "${NAME} lib (static)" FORCE)
endfunction()
macro(find_external_library_from_package NAME PKGNAME VERSION INCLUDE_VAR LIBRARY_VAR LINKAGE REQUIRED)
# handle specified VERSION
if("${VERSION}" STREQUAL "ANY_VERSION")
set(${NAME}_COMPATIBLE_VERSION "")
else()
set(${NAME}_COMPATIBLE_VERSION ${VERSION})
endif()
# use the find_library approach first because it is less buggy when trying to detect static libraries
# caveat: this way include dirs are not detected - however those are mostly the the default anyways and
# can also be set manually by the user in case the auto-detection is not sufficient
find_external_library("${NAME}" "${LINKAGE}" OPTIONAL)
# fall back to actual use of find_package
# use separate functions to get a new scope
save_default_library_suffixes()
if(NOT ${NAME}_DYNAMIC_LIB)
use_external_library_from_package_dynamic(${NAME} ${PKGNAME} ${INCLUDE_VAR} "${LIBRARY_VAR}" "${${NAME}_COMPATIBLE_VERSION}")
endif()
if(NOT ${NAME}_STATIC_LIB)
use_external_library_from_package_static(${NAME} ${PKGNAME} ${INCLUDE_VAR} "${LIBRARY_VAR}" "${${NAME}_COMPATIBLE_VERSION}")
endif()
restore_default_library_suffixes()
endmacro()
macro(use_external_library_from_package NAME PKGNAME VERSION INCLUDE_VAR LIBRARY_VAR LINKAGE REQUIRED)
find_external_library_from_package("${NAME}" "${PKGNAME}" "${VERSION}" "${INCLUDE_VAR}" "${LIBRARY_VAR}" "${LINKAGE}" "${REQUIRED}")
link_against_library("${NAME}" "${LINKAGE}" "${REQUIRED}")
endmacro()
macro(use_iconv LINKAGE REQUIRED)
set(FORCE_EXTERNAL_ICONV OFF CACHE PATH "whether to force usage of external iconv (rather than the using the one bundled with glibc)")
if(NOT FORCE_EXTERNAL_ICONV)
# check whether iconv exists in standard lib
include(CheckFunctionExists)
check_function_exists(iconv HAS_ICONV)
endif()
if(NOT FORCE_EXTERNAL_ICONV AND HAS_ICONV)
message(STATUS "Using iconv from the standard library for ${META_PROJECT_NAME}.")
else()
# find external iconv library
use_external_library(iconv ${LINKAGE} ${REQUIRED})
endif()
endmacro()

View File

@ -3,78 +3,79 @@ if(NOT BASIC_PROJECT_CONFIG_DONE)
endif()
option(NO_DOXYGEN "whether creation of Doxygen targets is disabled (enabled by default)" OFF)
if(NOT NO_DOXYGEN)
# find doxygen.h template
include(TemplateFinder)
find_template_file("doxygen" CPP_UTILITIES DOXYGEN_TEMPLATE_FILE)
return()
endif()
# find executables
find_program(DOXYGEN_BIN doxygen)
find_program(PERL_BIN perl)
find_program(DIA_BIN dia)
if(DIA_BIN)
set(HAVE_DIA "YES")
else()
set(HAVE_DIA "NO")
endif()
find_program(DOT_BIN dot)
if(DOT_BIN)
set(HAVE_DOT "YES")
else()
set(HAVE_DOT "NO")
endif()
# find doxygen.h template
include(TemplateFinder)
find_template_file("doxygen" CPP_UTILITIES DOXYGEN_TEMPLATE_FILE)
if(NOT DOXYGEN_BIN)
message(WARNING "Doxygen not found, unable to add target for generating API documentation for ${TARGET_PREFIX}${META_PROJECT_NAME}${TARGET_SUFFIX}")
else()
# load cached configuration and other variables
set(DOXY_LANGUAGE "English" CACHE STRING "specifies the language of the API documentation generated with Doxygen")
set(DOXY_CUSTOM_CONFIG "" CACHE STRING "specifies extra options for Doxygen")
set(DOXY_NUMBER "${META_APP_VERSION}")
set(DOXY_INPUT_FILES
${HEADER_FILES} ${SRC_FILES} ${TEST_HEADER_FILES} ${TEST_SRC_FILES} ${WIDGETS_HEADER_FILES} ${WIDGETS_SRC_FILES}
${QML_HEADER_FILES} ${QML_SRC_FILES} ${DOC_FILES} ${DOC_ONLY_FILES}
# find executables
find_program(DOXYGEN_BIN doxygen)
find_program(PERL_BIN perl)
find_program(DIA_BIN dia)
if(DIA_BIN)
set(HAVE_DIA "YES")
else()
set(HAVE_DIA "NO")
endif()
find_program(DOT_BIN dot)
if(DOT_BIN)
set(HAVE_DOT "YES")
else()
set(HAVE_DOT "NO")
endif()
if(NOT DOXYGEN_BIN)
message(WARNING "Doxygen not found, unable to add target for generating API documentation for ${TARGET_PREFIX}${META_PROJECT_NAME}${TARGET_SUFFIX}")
return()
endif()
# load cached configuration and other variables
set(DOXY_LANGUAGE "English" CACHE STRING "specifies the language of the API documentation generated with Doxygen")
set(DOXY_CUSTOM_CONFIG "" CACHE STRING "specifies extra options for Doxygen")
set(DOXY_NUMBER "${META_APP_VERSION}")
set(DOXY_INPUT_FILES
${HEADER_FILES} ${SRC_FILES} ${TEST_HEADER_FILES} ${TEST_SRC_FILES} ${WIDGETS_HEADER_FILES} ${WIDGETS_SRC_FILES}
${QML_HEADER_FILES} ${QML_SRC_FILES} ${DOC_FILES} ${DOC_ONLY_FILES}
)
set(DOXY_PATH_PREFIX "${CMAKE_CURRENT_SOURCE_DIR}/")
list(GET DOC_FILES 0 DOXY_MAIN_PAGE_FILE)
set(DOXY_MAIN_PAGE_FILE "${DOXY_PATH_PREFIX}${DOXY_MAIN_PAGE_FILE}")
# convert DOXY_INPUT_FILES to whitespace-separated list
include(ListToString)
list_to_string(" " "\"${DOXY_PATH_PREFIX}" "\"" "${DOXY_INPUT_FILES}" DOXY_INPUT_FILES_WHITESPACE_SEPARATED)
# generate Doxygen configuration
configure_file(
"${DOXYGEN_TEMPLATE_FILE}"
"${CMAKE_CURRENT_BINARY_DIR}/doxygen.config"
)
# add target for generating API documentation
add_custom_target("${TARGET_PREFIX}${META_PROJECT_NAME}${TARGET_SUFFIX}_apidoc"
COMMAND "${DOXYGEN_BIN}" "${CMAKE_CURRENT_BINARY_DIR}/doxygen.config"
SOURCES ${DOXY_INPUT_FILES}
)
if(NOT TARGET apidoc)
add_custom_target(apidoc)
endif()
add_dependencies(apidoc "${TARGET_PREFIX}${META_PROJECT_NAME}${TARGET_SUFFIX}_apidoc")
# add install target for API documentation
if(NOT META_NO_INSTALL_TARGETS AND ENABLE_INSTALL_TARGETS)
install(DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/api-doc"
DESTINATION "share/${META_PROJECT_NAME}"
COMPONENT api-doc
OPTIONAL
)
if(NOT TARGET install-api-doc)
add_custom_target(install-api-doc
COMMAND "${CMAKE_COMMAND}" -DCMAKE_INSTALL_COMPONENT=api-doc -P "${CMAKE_BINARY_DIR}/cmake_install.cmake"
)
set(DOXY_PATH_PREFIX "${CMAKE_CURRENT_SOURCE_DIR}/")
list(GET DOC_FILES 0 DOXY_MAIN_PAGE_FILE)
set(DOXY_MAIN_PAGE_FILE "${DOXY_PATH_PREFIX}${DOXY_MAIN_PAGE_FILE}")
# convert DOXY_INPUT_FILES to whitespace-separated list
include(ListToString)
list_to_string(" " "\"${DOXY_PATH_PREFIX}" "\"" "${DOXY_INPUT_FILES}" DOXY_INPUT_FILES_WHITESPACE_SEPARATED)
# generate Doxygen configuration
configure_file(
"${DOXYGEN_TEMPLATE_FILE}"
"${CMAKE_CURRENT_BINARY_DIR}/doxygen.config"
)
# add target for generating API documentation
add_custom_target("${TARGET_PREFIX}${META_PROJECT_NAME}${TARGET_SUFFIX}_apidoc"
COMMAND "${DOXYGEN_BIN}" "${CMAKE_CURRENT_BINARY_DIR}/doxygen.config"
SOURCES ${DOXY_INPUT_FILES}
)
if(NOT TARGET apidoc)
add_custom_target(apidoc)
endif()
add_dependencies(apidoc "${TARGET_PREFIX}${META_PROJECT_NAME}${TARGET_SUFFIX}_apidoc")
# add install target for API documentation
if(NOT META_NO_INSTALL_TARGETS AND ENABLE_INSTALL_TARGETS)
install(DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/api-doc"
DESTINATION "share/${META_PROJECT_NAME}"
COMPONENT api-doc
OPTIONAL
)
if(NOT TARGET install-api-doc)
add_custom_target(install-api-doc
COMMAND "${CMAKE_COMMAND}" -DCMAKE_INSTALL_COMPONENT=api-doc -P "${CMAKE_BINARY_DIR}/cmake_install.cmake"
)
endif()
endif()
message(STATUS "Generating target for generating API documentation for ${TARGET_PREFIX}${META_PROJECT_NAME}${TARGET_SUFFIX} with Doxygen")
endif()
endif()
message(STATUS "Generating target for generating API documentation for ${TARGET_PREFIX}${META_PROJECT_NAME}${TARGET_SUFFIX} with Doxygen")

View File

@ -4,34 +4,35 @@ endif()
option(SHELL_COMPLETION_ENABLED "controls whether shell completion is enabled in general" ON)
option(BASH_COMPLETION_ENABLED "controls whether shell completion for bash is enabled" ON)
if(SHELL_COMPLETION_ENABLED)
# add bash completion (currently the only supported shell completion)
if(BASH_COMPLETION_ENABLED)
# find bash-completion.sh template
include(TemplateFinder)
find_template_file("bash-completion.sh" CPP_UTILITIES BASH_COMPLETION_TEMPLATE_FILE)
# generate wrapper script for bash completion
configure_file(
"${BASH_COMPLETION_TEMPLATE_FILE}"
"${CMAKE_CURRENT_BINARY_DIR}/bash-completion/completions/${META_PROJECT_NAME}"
@ONLY
)
# add install target bash completion
if(NOT META_NO_INSTALL_TARGETS AND ENABLE_INSTALL_TARGETS)
install(DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/bash-completion/completions"
DESTINATION "share/bash-completion"
COMPONENT bash-completion
)
if(NOT TARGET install-bash-completion)
add_custom_target(install-bash-completion
COMMAND "${CMAKE_COMMAND}" -DCMAKE_INSTALL_COMPONENT=bash-completion -P "${CMAKE_BINARY_DIR}/cmake_install.cmake"
)
endif()
endif()
message(STATUS "Generating files for bash completion.")
endif()
if(NOT SHELL_COMPLETION_ENABLED)
return()
endif()
# add bash completion (currently the only supported shell completion)
if(BASH_COMPLETION_ENABLED)
# find bash-completion.sh template
include(TemplateFinder)
find_template_file("bash-completion.sh" CPP_UTILITIES BASH_COMPLETION_TEMPLATE_FILE)
# generate wrapper script for bash completion
configure_file(
"${BASH_COMPLETION_TEMPLATE_FILE}"
"${CMAKE_CURRENT_BINARY_DIR}/bash-completion/completions/${META_PROJECT_NAME}"
@ONLY
)
# add install target bash completion
if(NOT META_NO_INSTALL_TARGETS AND ENABLE_INSTALL_TARGETS)
install(DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/bash-completion/completions"
DESTINATION "share/bash-completion"
COMPONENT bash-completion
)
if(NOT TARGET install-bash-completion)
add_custom_target(install-bash-completion
COMMAND "${CMAKE_COMMAND}" -DCMAKE_INSTALL_COMPONENT=bash-completion -P "${CMAKE_BINARY_DIR}/cmake_install.cmake"
)
endif()
endif()
message(STATUS "Generating files for bash completion.")
endif()

View File

@ -1,22 +1,23 @@
if(NOT DEFINED TEMPLATE_FINDER_LOADED)
function(find_template_file FILE_NAME PROJECT_VAR_NAME OUTPUT_VAR)
if(EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/cmake/templates/${FILE_NAME}.in")
# check own source directory
set(${OUTPUT_VAR} "${CMAKE_CURRENT_SOURCE_DIR}/cmake/templates/${FILE_NAME}.in" PARENT_SCOPE)
message(STATUS "Using template for ${FILE_NAME} from own (${META_PROJECT_NAME}) source directory.")
elseif(EXISTS "${${PROJECT_VAR_NAME}_SOURCE_DIR}/cmake/templates/${FILE_NAME}.in")
# check sources of project
set(${OUTPUT_VAR} "${${PROJECT_VAR_NAME}_SOURCE_DIR}/cmake/templates/${FILE_NAME}.in" PARENT_SCOPE)
message(STATUS "Using template for ${FILE_NAME} from ${PROJECT_VAR_NAME} source directory.")
elseif(EXISTS "${${PROJECT_VAR_NAME}_CONFIG_DIRS}/templates/${FILE_NAME}.in")
# check installed version of project
set(${OUTPUT_VAR} "${${PROJECT_VAR_NAME}_CONFIG_DIRS}/templates/${FILE_NAME}.in" PARENT_SCOPE)
message(STATUS "Using template for ${FILE_NAME} from ${PROJECT_VAR_NAME} installation.")
else()
message(FATAL_ERROR "Template for ${FILE_NAME} file can not be located.")
endif()
endfunction()
set(TEMPLATE_FINDER_LOADED YES)
# prevent multiple inclusion
if(DEFINED TEMPLATE_FINDER_LOADED)
return()
endif()
set(TEMPLATE_FINDER_LOADED YES)
function(find_template_file FILE_NAME PROJECT_VAR_NAME OUTPUT_VAR)
if(EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/cmake/templates/${FILE_NAME}.in")
# check own source directory
set(${OUTPUT_VAR} "${CMAKE_CURRENT_SOURCE_DIR}/cmake/templates/${FILE_NAME}.in" PARENT_SCOPE)
message(STATUS "Using template for ${FILE_NAME} from own (${META_PROJECT_NAME}) source directory.")
elseif(EXISTS "${${PROJECT_VAR_NAME}_SOURCE_DIR}/cmake/templates/${FILE_NAME}.in")
# check sources of project
set(${OUTPUT_VAR} "${${PROJECT_VAR_NAME}_SOURCE_DIR}/cmake/templates/${FILE_NAME}.in" PARENT_SCOPE)
message(STATUS "Using template for ${FILE_NAME} from ${PROJECT_VAR_NAME} source directory.")
elseif(EXISTS "${${PROJECT_VAR_NAME}_CONFIG_DIRS}/templates/${FILE_NAME}.in")
# check installed version of project
set(${OUTPUT_VAR} "${${PROJECT_VAR_NAME}_CONFIG_DIRS}/templates/${FILE_NAME}.in" PARENT_SCOPE)
message(STATUS "Using template for ${FILE_NAME} from ${PROJECT_VAR_NAME} installation.")
else()
message(FATAL_ERROR "Template for ${FILE_NAME} file can not be located.")
endif()
endfunction()

View File

@ -6,53 +6,55 @@ if(NOT BASIC_PROJECT_CONFIG_DONE)
message(FATAL_ERROR "Before including the WindowsResources module, the LibraryConfig/ApplicationConfig module must be included.")
endif()
option(WINDOWS_RESOURCES_ENABLED "controls Windows resources are enabled" ON)
option(WINDOWS_ICON_ENABLED "controls Windows icon is enabled" ON)
option(WINDOWS_RESOURCES_ENABLED "controls whether Windows resources are enabled" ON)
option(WINDOWS_ICON_ENABLED "controls whether Windows icon is enabled" ON)
if(MINGW AND WINDOWS_RESOURCES_ENABLED)
# find rc template
include(TemplateFinder)
find_template_file("windows.rc" CPP_UTILITIES RC_TEMPLATE_FILE)
# create Windows icon from png with ffmpeg if available
unset(WINDOWS_ICON_PATH)
unset(WINDOWS_ICON_RC_ENTRY)
if(WINDOWS_ICON_ENABLED)
find_program(FFMPEG_BIN ffmpeg avconv)
if(FFMPEG_BIN)
if(NOT PNG_ICON_PATH)
set(PNG_ICON_PATH "${CMAKE_CURRENT_SOURCE_DIR}/resources/icons/hicolor/128x128/apps/${META_PROJECT_NAME}.png")
set(USING_DEFAULT_PNG_ICON_PATH true)
endif()
if(PNG_ICON_NO_CROP)
unset(PNG_ICON_CROP)
elseif(NOT PNG_ICON_CROP)
# default cropping
set(PNG_ICON_CROP "iw-20:ih-20:10:10")
endif()
if(EXISTS "${PNG_ICON_PATH}")
set(WINDOWS_ICON_PATH "${CMAKE_CURRENT_BINARY_DIR}/resources/${META_PROJECT_NAME}.ico")
set(WINDOWS_ICON_RC_ENTRY "IDI_ICON1 ICON DISCARDABLE \"${WINDOWS_ICON_PATH}\"")
add_custom_command(
OUTPUT "${WINDOWS_ICON_PATH}"
COMMAND ${FFMPEG_BIN} -y -i "${PNG_ICON_PATH}" -vf crop=${PNG_ICON_CROP},scale=64:64 "${WINDOWS_ICON_PATH}"
)
message(STATUS "Generating Windows icon from \"${PNG_ICON_PATH}\" via ${FFMPEG_BIN}.")
elseif(NOT USING_DEFAULT_PNG_ICON_PATH)
message(FATAL_ERROR "The specified PNG_ICON_PATH \"${PNG_ICON_PATH}\" is invalid.")
endif()
unset(USING_DEFAULT_PNG_ICON_PATH)
endif(FFMPEG_BIN)
endif()
# create Windows rc file from template
configure_file(
"${RC_TEMPLATE_FILE}"
"${CMAKE_CURRENT_BINARY_DIR}/resources/windows.rc"
)
# set windres as resource compiler
list(APPEND RES_FILES "${CMAKE_CURRENT_BINARY_DIR}/resources/windows.rc")
set(CMAKE_RC_COMPILER_INIT windres)
set(CMAKE_RC_COMPILE_OBJECT "<CMAKE_RC_COMPILER> <FLAGS> -O coff <DEFINES> -i <SOURCE> -o <OBJECT>")
enable_language(RC)
if(NOT MINGW OR NOT WINDOWS_RESOURCES_ENABLED)
return()
endif()
# find rc template
include(TemplateFinder)
find_template_file("windows.rc" CPP_UTILITIES RC_TEMPLATE_FILE)
# create Windows icon from png with ffmpeg if available
unset(WINDOWS_ICON_PATH)
unset(WINDOWS_ICON_RC_ENTRY)
if(WINDOWS_ICON_ENABLED)
find_program(FFMPEG_BIN ffmpeg avconv)
if(FFMPEG_BIN)
if(NOT PNG_ICON_PATH)
set(PNG_ICON_PATH "${CMAKE_CURRENT_SOURCE_DIR}/resources/icons/hicolor/128x128/apps/${META_PROJECT_NAME}.png")
set(USING_DEFAULT_PNG_ICON_PATH true)
endif()
if(PNG_ICON_NO_CROP)
unset(PNG_ICON_CROP)
elseif(NOT PNG_ICON_CROP)
# default cropping
set(PNG_ICON_CROP "iw-20:ih-20:10:10")
endif()
if(EXISTS "${PNG_ICON_PATH}")
set(WINDOWS_ICON_PATH "${CMAKE_CURRENT_BINARY_DIR}/resources/${META_PROJECT_NAME}.ico")
set(WINDOWS_ICON_RC_ENTRY "IDI_ICON1 ICON DISCARDABLE \"${WINDOWS_ICON_PATH}\"")
add_custom_command(
OUTPUT "${WINDOWS_ICON_PATH}"
COMMAND ${FFMPEG_BIN} -y -i "${PNG_ICON_PATH}" -vf crop=${PNG_ICON_CROP},scale=64:64 "${WINDOWS_ICON_PATH}"
)
message(STATUS "Generating Windows icon from \"${PNG_ICON_PATH}\" via ${FFMPEG_BIN}.")
elseif(NOT USING_DEFAULT_PNG_ICON_PATH)
message(FATAL_ERROR "The specified PNG_ICON_PATH \"${PNG_ICON_PATH}\" is invalid.")
endif()
unset(USING_DEFAULT_PNG_ICON_PATH)
endif()
endif()
# create Windows rc file from template
configure_file(
"${RC_TEMPLATE_FILE}"
"${CMAKE_CURRENT_BINARY_DIR}/resources/windows.rc"
)
# set windres as resource compiler
list(APPEND RES_FILES "${CMAKE_CURRENT_BINARY_DIR}/resources/windows.rc")
set(CMAKE_RC_COMPILER_INIT windres)
set(CMAKE_RC_COMPILE_OBJECT "<CMAKE_RC_COMPILER> <FLAGS> -O coff <DEFINES> -i <SOURCE> -o <OBJECT>")
enable_language(RC)