cmake: Build evmone-standalone library on Linux

CMakeLists.txt

@@ -57,10 +57,20 @@ endif()
 # INSTALL
 
 set(install_targets evmone)
+if(TARGET evmone-standalone)
+    list(APPEND install_targets evmone-standalone)
+endif()
 if(TARGET evm-test)
     list(APPEND install_targets evm-test)
 endif()
 
+set_target_properties(
+    ${install_targets} PROPERTIES
+    ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/${CMAKE_INSTALL_LIBDIR}
+    LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/${CMAKE_INSTALL_LIBDIR}
+    RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/${CMAKE_INSTALL_BINDIR}
+)
+
 install(TARGETS ${install_targets} EXPORT evmoneTargets
     ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
     LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}

circle.yml

@@ -57,7 +57,10 @@ commands:
       - run:
           name: "Build Package"
           working_directory: ~/package
-          command: cpack --config ~/build/CPackConfig.cmake
+          command: cmake --build ~/build --target package && mv ~/build/evmone*.tar.gz* .
+      - store_artifacts:
+          path: ~/package
+          destination: package
       - persist_to_workspace:
           root: ~/package
           paths:

cmake/LibraryTools.cmake

@@ -0,0 +1,45 @@
+# evmone: Fast Ethereum Virtual Machine implementation
+# Copyright 2019 Pawel Bylica.
+# Licensed under the Apache License, Version 2.0.
+
+# For given target of a static library creates a custom target with -standalone suffix
+# that merges the given target and all its static library depenednecies
+# into a single static library.
+#
+# It silently ignores non-static library target and unsupported platforms.
+function(add_standalone_library TARGET)
+    get_target_property(type ${TARGET} TYPE)
+    if(NOT type STREQUAL STATIC_LIBRARY)
+        return()
+    endif()
+
+    set(name ${TARGET}-standalone)
+
+    if(CMAKE_AR)
+        # Generate ar linker script.
+        set(script_file ${name}.mri)
+        set(script "OPEN $<TARGET_FILE:${name}>\n")
+        string(APPEND script "ADDLIB $<TARGET_FILE:${TARGET}>\n")
+
+        get_target_property(link_libraries ${TARGET} LINK_LIBRARIES)
+        foreach(lib ${link_libraries})
+            get_target_property(type ${lib} TYPE)
+            if(NOT type STREQUAL INTERFACE_LIBRARY)
+                string(APPEND script "ADDLIB $<TARGET_FILE:${lib}>\n")
+            endif()
+        endforeach()
+
+        string(APPEND script "SAVE\n")
+        file(GENERATE OUTPUT ${script_file} CONTENT ${script})
+
+        # Add -standalone static library.
+        add_library(${name} STATIC)
+        target_sources(${name} PRIVATE ${script_file})
+        add_custom_command(TARGET ${name} POST_BUILD COMMAND ${CMAKE_AR} -M < ${script_file})
+        add_dependencies(${name} ${TARGET})
+
+        get_property(enabled_languages GLOBAL PROPERTY ENABLED_LANGUAGES)
+        list(GET enabled_languages -1 lang)
+        set_target_properties(${name} PROPERTIES LINKER_LANGUAGE ${lang})
+    endif()
+endfunction()

lib/evmone/CMakeLists.txt

@@ -2,6 +2,8 @@
 # Copyright 2019 Pawel Bylica.
 # Licensed under the Apache License, Version 2.0.
 
+include(LibraryTools)
+
 hunter_add_package(intx)
 find_package(intx CONFIG REQUIRED)
 
@@ -14,14 +16,16 @@ add_library(evmone
     execution.hpp
     instructions.cpp
 )
-target_link_libraries(evmone PUBLIC evmc::evmc intx::intx PRIVATE evmc::instructions ethash::keccak)
+target_link_libraries(evmone PUBLIC evmc::evmc PRIVATE intx::intx evmc::instructions ethash::keccak)
 target_include_directories(evmone PUBLIC
     $<BUILD_INTERFACE:${include_dir}>$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
 )
-set_target_properties(
-    evmone PROPERTIES
-    ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/${CMAKE_INSTALL_LIBDIR}
-    LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/${CMAKE_INSTALL_LIBDIR}
-    RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/${CMAKE_INSTALL_BINDIR}
-)
+
+if(NOT SANITIZE)
+    # On Linux, check if all symbols in evmone are resolved during linking.
+    target_link_options(evmone PRIVATE $<$<PLATFORM_ID:Linux>:LINKER:--no-undefined>)
+endif()
+
 set_source_files_properties(evmone.cpp PROPERTIES COMPILE_DEFINITIONS PROJECT_VERSION="${PROJECT_VERSION}")
+
+add_standalone_library(evmone)

test/utils/CMakeLists.txt

@@ -2,6 +2,8 @@
 # Copyright 2019 Pawel Bylica.
 # Licensed under the Apache License, Version 2.0.
 
+find_package(intx CONFIG REQUIRED)
+
 add_library(testutils STATIC
     bytecode.hpp
     host_mock.hpp
@@ -13,5 +15,5 @@ target_link_libraries(testutils PRIVATE evmc::instructions)
 target_include_directories(testutils PUBLIC ${PROJECT_SOURCE_DIR})
 
 add_library(testutils-dump STATIC dump.cpp)
-target_link_libraries(testutils-dump PRIVATE testutils evmone)
+target_link_libraries(testutils-dump PRIVATE testutils evmone intx::intx)
 target_include_directories(testutils-dump PRIVATE ${evmone_private_include_dir})