Commit 522bdac1 authored by Stephen Kelly's avatar Stephen Kelly Committed by Brad King

Export the INTERFACE_PIC property.

parent 4ee872cb
......@@ -72,6 +72,8 @@ bool cmExportBuildFileGenerator::GenerateMainFile(std::ostream& os)
this->PopulateInterfaceProperty("INTERFACE_COMPILE_DEFINITIONS", te,
cmGeneratorExpression::BuildInterface,
properties, missingTargets);
this->PopulateInterfaceProperty("INTERFACE_POSITION_INDEPENDENT_CODE",
te, properties);
this->GenerateInterfaceProperties(te, os, properties);
}
......
......@@ -125,6 +125,18 @@ void cmExportFileGenerator::GenerateImportConfig(std::ostream& os,
this->GenerateImportTargetsConfig(os, config, suffix, missingTargets);
}
//----------------------------------------------------------------------------
void cmExportFileGenerator::PopulateInterfaceProperty(const char *propName,
cmTarget *target,
ImportPropertyMap &properties)
{
const char *input = target->GetProperty(propName);
if (input)
{
properties[propName] = input;
}
}
//----------------------------------------------------------------------------
void cmExportFileGenerator::PopulateInterfaceProperty(const char *propName,
const char *outputName,
......
......@@ -101,6 +101,8 @@ protected:
cmGeneratorExpression::PreprocessContext,
ImportPropertyMap &properties,
std::vector<std::string> &missingTargets);
void PopulateInterfaceProperty(const char *propName, cmTarget *target,
ImportPropertyMap &properties);
void GenerateInterfaceProperties(cmTarget *target, std::ostream& os,
const ImportPropertyMap &properties);
......
......@@ -89,6 +89,8 @@ bool cmExportInstallFileGenerator::GenerateMainFile(std::ostream& os)
te,
cmGeneratorExpression::InstallInterface,
properties, missingTargets);
this->PopulateInterfaceProperty("INTERFACE_POSITION_INDEPENDENT_CODE",
te, properties);
this->GenerateInterfaceProperties(te, os, properties);
}
......
......@@ -162,6 +162,10 @@ include(GenerateExportHeader)
add_library(testSharedLibRequired SHARED testSharedLibRequired.cpp)
generate_export_header(testSharedLibRequired)
set_property(TARGET testSharedLibRequired
PROPERTY
INTERFACE_POSITION_INDEPENDENT_CODE ON
)
set_property(TARGET testSharedLibRequired APPEND PROPERTY
INCLUDE_DIRECTORIES "${CMAKE_CURRENT_BINARY_DIR}"
)
......
......@@ -167,6 +167,24 @@ target_link_libraries(deps_shared_iface testSharedLibDepends)
target_include_directories(deps_shared_iface PRIVATE testSharedLibDepends)
target_compile_definitions(deps_shared_iface PRIVATE testSharedLibDepends)
if (APPLE OR CMAKE_CXX_COMPILER_ID MATCHES "GNU")
include(CheckCXXCompilerFlag)
check_cxx_compiler_flag(-fPIE run_pic_test)
else()
if (CMAKE_CXX_COMPILER_ID MATCHES "PGI"
OR CMAKE_CXX_COMPILER_ID MATCHES "PathScale"
OR CMAKE_SYSTEM_NAME MATCHES "IRIX64"
OR CMAKE_CXX_COMPILER_ID MATCHES "Intel")
set(run_pic_test 0)
else()
set(run_pic_test 1)
endif()
endif()
if (run_pic_test)
target_compile_definitions(deps_shared_iface PRIVATE CHECK_PIC_WORKS)
endif()
#-----------------------------------------------------------------------------
# Test that targets imported from the build tree have their dependencies
# evaluated correctly. The above already tests the same for the install tree.
......
......@@ -2,6 +2,12 @@
#include "testSharedLibDepends.h"
#ifdef CHECK_PIC_WORKS
#if defined(__ELF__) && !defined(__PIC__) && !defined(__PIE__)
#error Expected by INTERFACE_POSITION_INDEPENDENT_CODE property of dependency
#endif
#endif
#ifdef TEST_SUBDIR_LIB
#include "subdir.h"
#endif
......
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