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cmake: add a dummy c++ file to force linkage

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The hs dylib when built with Xcode wasn't being linked to C++ runtime
libs. Fixes #69
This commit is contained in:
Matthew Barr 2017-09-27 11:21:01 +10:00
parent 3fa1236f09
commit 3d235f4474
1 changed files with 29 additions and 12 deletions
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35
CMakeLists.txt
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@ -1271,22 +1271,39 @@ if (NOT BUILD_SHARED_LIBS)
endif() endif()
if (BUILD_STATIC_AND_SHARED OR BUILD_SHARED_LIBS) if (BUILD_STATIC_AND_SHARED OR BUILD_SHARED_LIBS)
if (NOT FAT_RUNTIME) set(hs_shared_SRCS
add_library(hs_shared SHARED src/hs_version.c src/hs_valid_platform.c src/hs_version.c
$<TARGET_OBJECTS:hs_compile_shared> $<TARGET_OBJECTS:hs_exec_shared>) src/hs_valid_platform.c
else() $<TARGET_OBJECTS:hs_compile_shared>)
add_library(hs_shared SHARED src/hs_version.c src/hs_valid_platform.c
$<TARGET_OBJECTS:hs_compile_shared> $<TARGET_OBJECTS:hs_exec_common_shared> if (XCODE)
${RUNTIME_SHLIBS}) # force this lib to use C++ linkage
add_custom_command(OUTPUT empty.cxx
COMMAND ${CMAKE_COMMAND} -E touch empty.cxx)
set (hs_shared_SRCS ${hs_shared_SRCS} empty.cxx)
endif (XCODE)
if (NOT FAT_RUNTIME)
set(hs_shared_SRCS
${hs_shared_SRCS}
$<TARGET_OBJECTS:hs_exec_shared>)
else ()
set(hs_shared_SRCS
${hs_shared_SRCS}
$<TARGET_OBJECTS:hs_exec_common_shared>
${RUNTIME_SHLIBS})
endif ()
add_library(hs_shared SHARED ${hs_shared_SRCS})
endif()
add_dependencies(hs_shared ragel_Parser) add_dependencies(hs_shared ragel_Parser)
set_target_properties(hs_shared PROPERTIES set_target_properties(hs_shared PROPERTIES
OUTPUT_NAME hs OUTPUT_NAME hs
VERSION ${LIB_VERSION} VERSION ${LIB_VERSION}
SOVERSION ${LIB_SOVERSION} SOVERSION ${LIB_SOVERSION}
MACOSX_RPATH ON) MACOSX_RPATH ON)
install(TARGETS hs_shared
install(TARGETS hs_shared
RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR} RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR} ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}) LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR})