[VLIB-132] Create and install CMake package configuration files only …

…if this feature is supported
VirgilSecurity · Apr 17, 2016 · b265c79 · b265c79
1 parent 93ab990
commit b265c79
Showing 1 changed file with 32 additions and 30 deletions.
diff --git a/library/CMakeLists.txt b/library/CMakeLists.txt
@@ -138,24 +138,25 @@ elseif(USE_STATIC_MBEDTLS_LIBRARY)
     set(ed25519_static_target "ed25519")
 endif()
 
-# Create CMake configuration files
-include(CMakePackageConfigHelpers)
-
-## Define names for configuration files
-set (generated_dir "${CMAKE_CURRENT_BINARY_DIR}/generated")
-set (version_config "${generated_dir}/mbedtls-config-version.cmake")
-set (project_config "${generated_dir}/mbedtls-config.cmake")
-set (targets_export_name "mbedtls-targets")
-
-## Write 'mbedtls-config-version.cmake' file
-write_basic_package_version_file(
-        ${version_config} VERSION 2.2.1 COMPATIBILITY SameMajorVersion)
-
-## Configure 'mbedtls-config.cmake' file
-configure_package_config_file(
-        "cmake/config.cmake.in"
-        "${project_config}"
-        INSTALL_DESTINATION "${LIB_INSTALL_DIR}/cmake")
+if(CMAKE_VERSION VERSION_GREATER 2.8.7)
+    ## Define names for configuration files
+    set (generated_dir "${CMAKE_CURRENT_BINARY_DIR}/generated")
+    set (version_config "${generated_dir}/mbedtls-config-version.cmake")
+    set (project_config "${generated_dir}/mbedtls-config.cmake")
+
+    # Create CMake configuration files
+    include(CMakePackageConfigHelpers)
+
+    ## Write 'mbedtls-config-version.cmake' file
+    write_basic_package_version_file(
+            ${version_config} VERSION 2.2.1 COMPATIBILITY SameMajorVersion)
+
+    ## Configure 'mbedtls-config.cmake' file
+    configure_package_config_file(
+            "cmake/config.cmake.in"
+            "${project_config}"
+            INSTALL_DESTINATION "${LIB_INSTALL_DIR}/cmake")
+endif(CMAKE_VERSION VERSION_GREATER 2.8.7)
 
 # Create and install targets
 if(USE_STATIC_MBEDTLS_LIBRARY)
@@ -177,7 +178,7 @@ if(USE_STATIC_MBEDTLS_LIBRARY)
 
     install(TARGETS ${mbedtls_static_target} ${mbedx509_static_target} ${mbedcrypto_static_target}
                     ${ed25519_static_target}
-            EXPORT "${targets_export_name}"
+            EXPORT "mbedtls-targets"
             DESTINATION "${LIB_INSTALL_DIR}"
             PERMISSIONS OWNER_READ OWNER_WRITE OWNER_EXECUTE GROUP_READ GROUP_EXECUTE WORLD_READ WORLD_EXECUTE
             INCLUDES DESTINATION "include")
@@ -201,7 +202,7 @@ if(USE_SHARED_MBEDTLS_LIBRARY)
     target_link_libraries(mbedtls ${libs} mbedx509)
 
     install(TARGETS mbedtls mbedx509 mbedcrypto ed25519
-            EXPORT "${targets_export_name}"
+            EXPORT "mbedtls-targets"
             DESTINATION "${LIB_INSTALL_DIR}"
             PERMISSIONS OWNER_READ OWNER_WRITE OWNER_EXECUTE GROUP_READ GROUP_EXECUTE WORLD_READ WORLD_EXECUTE
             INCLUDES DESTINATION "include")
@@ -212,13 +213,14 @@ if(USE_STATIC_MBEDTLS_LIBRARY AND USE_SHARED_MBEDTLS_LIBRARY)
     add_dependencies(lib mbedcrypto_static mbedx509_static mbedtls_static ed25519_static)
 endif()
 
-# Install configuration files
-
-install(FILES "${project_config}" "${version_config}"
-        DESTINATION "${LIB_INSTALL_DIR}/cmake/MbedTLS"
-        PERMISSIONS OWNER_READ OWNER_WRITE GROUP_READ WORLD_READ)
-
-install(EXPORT ${targets_export_name}
-        NAMESPACE "mbedtls::"
-        DESTINATION "${LIB_INSTALL_DIR}/cmake/MbedTLS"
-        PERMISSIONS OWNER_READ OWNER_WRITE GROUP_READ WORLD_READ)
+if(CMAKE_VERSION VERSION_GREATER 2.8.7)
+    # Install configuration files
+    install(FILES "${project_config}" "${version_config}"
+            DESTINATION "${LIB_INSTALL_DIR}/cmake/MbedTLS"
+            PERMISSIONS OWNER_READ OWNER_WRITE GROUP_READ WORLD_READ)
+
+    install(EXPORT "mbedtls-targets"
+            NAMESPACE "mbedtls::"
+            DESTINATION "${LIB_INSTALL_DIR}/cmake/MbedTLS"
+            PERMISSIONS OWNER_READ OWNER_WRITE GROUP_READ WORLD_READ)
+endif(CMAKE_VERSION VERSION_GREATER 2.8.7)