Export the INTERFACE_PIC property.
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4ee872cb99
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@ -72,6 +72,8 @@ bool cmExportBuildFileGenerator::GenerateMainFile(std::ostream& os)
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this->PopulateInterfaceProperty("INTERFACE_COMPILE_DEFINITIONS", te,
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cmGeneratorExpression::BuildInterface,
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properties, missingTargets);
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this->PopulateInterfaceProperty("INTERFACE_POSITION_INDEPENDENT_CODE",
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te, properties);
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this->GenerateInterfaceProperties(te, os, properties);
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}
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@ -125,6 +125,18 @@ void cmExportFileGenerator::GenerateImportConfig(std::ostream& os,
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this->GenerateImportTargetsConfig(os, config, suffix, missingTargets);
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}
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//----------------------------------------------------------------------------
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void cmExportFileGenerator::PopulateInterfaceProperty(const char *propName,
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cmTarget *target,
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ImportPropertyMap &properties)
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{
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const char *input = target->GetProperty(propName);
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if (input)
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{
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properties[propName] = input;
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}
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}
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//----------------------------------------------------------------------------
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void cmExportFileGenerator::PopulateInterfaceProperty(const char *propName,
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const char *outputName,
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@ -101,6 +101,8 @@ protected:
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cmGeneratorExpression::PreprocessContext,
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ImportPropertyMap &properties,
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std::vector<std::string> &missingTargets);
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void PopulateInterfaceProperty(const char *propName, cmTarget *target,
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ImportPropertyMap &properties);
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void GenerateInterfaceProperties(cmTarget *target, std::ostream& os,
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const ImportPropertyMap &properties);
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@ -89,6 +89,8 @@ bool cmExportInstallFileGenerator::GenerateMainFile(std::ostream& os)
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te,
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cmGeneratorExpression::InstallInterface,
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properties, missingTargets);
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this->PopulateInterfaceProperty("INTERFACE_POSITION_INDEPENDENT_CODE",
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te, properties);
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this->GenerateInterfaceProperties(te, os, properties);
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}
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@ -162,6 +162,10 @@ include(GenerateExportHeader)
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add_library(testSharedLibRequired SHARED testSharedLibRequired.cpp)
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generate_export_header(testSharedLibRequired)
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set_property(TARGET testSharedLibRequired
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PROPERTY
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INTERFACE_POSITION_INDEPENDENT_CODE ON
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)
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set_property(TARGET testSharedLibRequired APPEND PROPERTY
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INCLUDE_DIRECTORIES "${CMAKE_CURRENT_BINARY_DIR}"
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)
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@ -167,6 +167,24 @@ target_link_libraries(deps_shared_iface testSharedLibDepends)
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target_include_directories(deps_shared_iface PRIVATE testSharedLibDepends)
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target_compile_definitions(deps_shared_iface PRIVATE testSharedLibDepends)
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if (APPLE OR CMAKE_CXX_COMPILER_ID MATCHES "GNU")
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include(CheckCXXCompilerFlag)
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check_cxx_compiler_flag(-fPIE run_pic_test)
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else()
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if (CMAKE_CXX_COMPILER_ID MATCHES "PGI"
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OR CMAKE_CXX_COMPILER_ID MATCHES "PathScale"
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OR CMAKE_SYSTEM_NAME MATCHES "IRIX64"
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OR CMAKE_CXX_COMPILER_ID MATCHES "Intel")
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set(run_pic_test 0)
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else()
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set(run_pic_test 1)
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endif()
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endif()
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if (run_pic_test)
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target_compile_definitions(deps_shared_iface PRIVATE CHECK_PIC_WORKS)
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endif()
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#-----------------------------------------------------------------------------
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# Test that targets imported from the build tree have their dependencies
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# evaluated correctly. The above already tests the same for the install tree.
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@ -2,6 +2,12 @@
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#include "testSharedLibDepends.h"
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#ifdef CHECK_PIC_WORKS
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#if defined(__ELF__) && !defined(__PIC__) && !defined(__PIE__)
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#error Expected by INTERFACE_POSITION_INDEPENDENT_CODE property of dependency
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#endif
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#endif
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#ifdef TEST_SUBDIR_LIB
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#include "subdir.h"
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#endif
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