| project(LinkObjLHSShared C) | |
| # Create a versioned shared library that does not build as part of "all". | |
| add_library(OtherLib SHARED a.c) | |
| target_compile_definitions(OtherLib INTERFACE REQUIRED PRIVATE COMPILE_FOR_SHARED_LIB) | |
| set_target_properties(OtherLib PROPERTIES SOVERSION 0 VERSION 0.0.0 EXCLUDE_FROM_ALL ON) | |
| add_library(AnObjLib OBJECT requires.c) | |
| target_link_libraries(AnObjLib PUBLIC OtherLib) | |
| add_executable(LinkObjLHSShared LinkObjLHSShared.c) | |
| target_link_libraries(LinkObjLHSShared AnObjLib) | |
| # Verify that our dependency on OtherLib generated its versioning symlinks. | |
| if(CMAKE_GENERATOR STREQUAL "Xcode" AND | |
| "${CMAKE_SYSTEM_NAME};${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "Darwin;arm64") | |
| if(XCODE_VERSION VERSION_GREATER_EQUAL 15) | |
| # Xcode 15+ enforces '-Xlinker -no_adhoc_codesign' after user flags, | |
| # so we cannot convince the linker to add an adhoc signature. | |
| add_custom_command(TARGET LinkObjLHSShared POST_BUILD COMMAND codesign --sign - --force "$<TARGET_FILE:LinkObjLHSShared>") | |
| else() | |
| # Xcode runs POST_BUILD before signing, so let the linker use ad-hoc signing. | |
| # See CMake Issue 21845. | |
| target_link_options(LinkObjLHSShared PRIVATE LINKER:-adhoc_codesign) | |
| endif() | |
| endif() | |
| add_custom_command(TARGET LinkObjLHSShared POST_BUILD COMMAND LinkObjLHSShared) |