Limit visibility of symbols for internal libraries

Also remove `SPIRV/doc.cpp` from the `SPVRemapper` target as this
is part of `SPIRV`, causing ODR violations. Instead have
`SPVRemapper` link against `SPIRV`.

Fixes ODR violations.
This commit is contained in:
Ben Clayton 2020-07-14 18:36:08 +01:00
parent 11fa4d0d56
commit 33585c871d
4 changed files with 19 additions and 11 deletions

View File

@ -279,17 +279,23 @@ function(glslang_add_build_info_dependency target)
add_dependencies(${target} glslang-build-info)
endfunction()
# glslang_default_to_hidden_visibility() makes the symbol visibility hidden by
# default for <target>.
function(glslang_default_to_hidden_visibility target)
if(NOT WIN32)
target_compile_options(${target} PRIVATE "-fvisibility=hidden")
endif()
endfunction()
# glslang_only_export_explicit_symbols() makes the symbol visibility hidden by
# default for <target> when building shared libraries, and sets the
# GLSLANG_IS_SHARED_LIBRARY define, and GLSLANG_EXPORTING to 1 when specifically
# building <target>.
# default for <target>, and sets the GLSLANG_IS_SHARED_LIBRARY define, and
# GLSLANG_EXPORTING to 1 when specifically building <target>.
function(glslang_only_export_explicit_symbols target)
glslang_default_to_hidden_visibility(${target})
if(BUILD_SHARED_LIBS)
target_compile_definitions(${target} PUBLIC "GLSLANG_IS_SHARED_LIBRARY=1")
if(WIN32)
target_compile_definitions(${target} PRIVATE "GLSLANG_EXPORTING=1")
else()
target_compile_options(${target} PRIVATE "-fvisibility=hidden")
endif()
endif()
endfunction()

View File

@ -36,6 +36,7 @@ set(SOURCES InitializeDll.cpp InitializeDll.h)
add_library(OGLCompiler STATIC ${SOURCES})
set_property(TARGET OGLCompiler PROPERTY FOLDER glslang)
set_property(TARGET OGLCompiler PROPERTY POSITION_INDEPENDENT_CODE ON)
glslang_default_to_hidden_visibility(OGLCompiler)
if(WIN32)
source_group("Source" FILES ${SOURCES})

View File

@ -43,8 +43,7 @@ set(SOURCES
CInterface/spirv_c_interface.cpp)
set(SPVREMAP_SOURCES
SPVRemapper.cpp
doc.cpp)
SPVRemapper.cpp)
set(HEADERS
bitutils.h
@ -69,6 +68,7 @@ set(SPVREMAP_HEADERS
doc.h)
add_library(SPIRV ${LIB_TYPE} ${SOURCES} ${HEADERS})
target_link_libraries(SPIRV PRIVATE MachineIndependent)
set_property(TARGET SPIRV PROPERTY FOLDER glslang)
set_property(TARGET SPIRV PROPERTY POSITION_INDEPENDENT_CODE ON)
target_include_directories(SPIRV PUBLIC
@ -79,6 +79,7 @@ glslang_add_build_info_dependency(SPIRV)
if (ENABLE_SPVREMAPPER)
add_library(SPVRemapper ${LIB_TYPE} ${SPVREMAP_SOURCES} ${SPVREMAP_HEADERS})
target_link_libraries(SPVRemapper PRIVATE SPIRV)
set_property(TARGET SPVRemapper PROPERTY FOLDER glslang)
set_property(TARGET SPVRemapper PROPERTY POSITION_INDEPENDENT_CODE ON)
endif()
@ -95,12 +96,10 @@ if(ENABLE_OPT)
PRIVATE ${spirv-tools_SOURCE_DIR}/include
PRIVATE ${spirv-tools_SOURCE_DIR}/source
)
target_link_libraries(SPIRV PRIVATE MachineIndependent SPIRV-Tools-opt)
target_link_libraries(SPIRV PRIVATE SPIRV-Tools-opt)
target_include_directories(SPIRV PUBLIC
$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/../External>
$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}/External>)
else()
target_link_libraries(SPIRV PRIVATE MachineIndependent)
endif(ENABLE_OPT)
if(WIN32)

View File

@ -52,6 +52,7 @@ add_library(GenericCodeGen STATIC
GenericCodeGen/Link.cpp)
set_property(TARGET GenericCodeGen PROPERTY POSITION_INDEPENDENT_CODE ON)
set_property(TARGET GenericCodeGen PROPERTY FOLDER glslang)
glslang_default_to_hidden_visibility(GenericCodeGen)
################################################################################
# MachineIndependent
@ -133,6 +134,7 @@ endif(ENABLE_HLSL)
add_library(MachineIndependent STATIC ${MACHINEINDEPENDENT_SOURCES} ${MACHINEINDEPENDENT_HEADERS})
set_property(TARGET MachineIndependent PROPERTY POSITION_INDEPENDENT_CODE ON)
set_property(TARGET MachineIndependent PROPERTY FOLDER glslang)
glslang_only_export_explicit_symbols(MachineIndependent)
glslang_add_build_info_dependency(MachineIndependent)
@ -168,7 +170,7 @@ set_target_properties(glslang PROPERTIES
POSITION_INDEPENDENT_CODE ON
VERSION "${GLSLANG_VERSION}"
SOVERSION "${GLSLANG_VERSION_MAJOR}")
target_link_libraries(glslang PRIVATE OGLCompiler OSDependent MachineIndependent)
target_link_libraries(glslang PRIVATE OGLCompiler MachineIndependent)
target_include_directories(glslang PUBLIC
$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/..>
$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>)