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More cmake work.

This commit is contained in:
Pietro Gagliardi 2016-06-03 18:28:14 -04:00
parent 05b542182a
commit a3fe7edf3b
1 changed files with 17 additions and 10 deletions
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27
CMakeLists.txt
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@ -1,6 +1,9 @@
# 3 june 2016 # 3 june 2016
cmake_minimum_required(VERSION 2.8.11) cmake_minimum_required(VERSION 2.8.11)
# TODOs:
# - MSVC static linking does not include the .res file in out\, so executables lack the necessary
project(libui LANGUAGES C CXX) project(libui LANGUAGES C CXX)
option(BUILD_SHARED_LIBS "Whether to build libui as a shared library or a static library" ON) option(BUILD_SHARED_LIBS "Whether to build libui as a shared library or a static library" ON)
@ -22,14 +25,6 @@ else()
set(_OSNAME unix) set(_OSNAME unix)
endif() endif()
if(BUILD_SHARED_LIBS)
# shared libraries link against system libs; executables don't
set(_LIBUI_LINKMODE PRIVATE)
else()
# static libraries don't link against system libs; executables do
set(_LIBUI_LINKMODE INTERFACE)
endif()
# common flags # common flags
if(MSVC) if(MSVC)
# TODO subsystem version # TODO subsystem version
@ -82,8 +77,11 @@ target_compile_options(${_LIBUINAME}
PUBLIC ${_COMMON_CFLAGS} PUBLIC ${_COMMON_CFLAGS}
PRIVATE ${_LIBUI_CFLAGS}) PRIVATE ${_LIBUI_CFLAGS})
# TODO link directories? # TODO link directories?
target_link_libraries(${_LIBUINAME} # because we need 2.8.11 for CentOS, we can't use target_link_libraries(INTERFACE) for static executables :(
${_LIBUI_LINKMODE} ${_LIBUI_LIBS}) if(BUILD_SHARED_LIBS)
target_link_libraries(${_LIBUINAME}
PRIVATE ${_LIBUI_LIBS})
endif()
# on Windows the linker for static libraries is different; don't give it the flags # on Windows the linker for static libraries is different; don't give it the flags
if(BUILD_SHARED_LIBS) if(BUILD_SHARED_LIBS)
_target_link_options_private(${_LIBUINAME} _target_link_options_private(${_LIBUINAME}
@ -111,5 +109,14 @@ macro(_add_exec _name)
target_link_libraries(${_name} libui) target_link_libraries(${_name} libui)
_target_link_options_private(${_name} _target_link_options_private(${_name}
_COMMON_LDFLAGS) _COMMON_LDFLAGS)
# make shared-linked executables PIC too
if(BUILD_SHARED_LIBS)
set_property(TARGET ${_name} PROPERTY
POSITION_INDEPENDENT_CODE True)
endif()
# because we need 2.8.11 for CentOS, we can't use target_link_libraries(PUBLIC) for static executables :(
if(NOT BUILD_SHARED_LIBS)
target_link_libraries(${_name} ${_LIBUI_LIBS})
endif()
endmacro() endmacro()
add_subdirectory("test") add_subdirectory("test")