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Use cmake POSITION_INDEPENDENT_CODE instead of hardcoding -pie -fPIE (#1598)

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This fixes unused option warnings on -pie for macOS.
(On macOS cmake produces "-fPIE -Xlinker -pie")

Bump required cmake version to 3.14 for CheckPIESupported.

References:
https://cmake.org/cmake/help/latest/prop_tgt/POSITION_INDEPENDENT_CODE.html
https://cmake.org/cmake/help/latest/module/CheckPIESupported.html#module:CheckPIESupported
This commit is contained in:
YAMAMOTO Takashi
2022-10-19 02:51:18 +09:00
committed by GitHub
parent e87a554616
commit 654ac5feca
12 changed files with 68 additions and 26 deletions
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8
samples/basic/CMakeLists.txt
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@ -1,7 +1,9 @@
# Copyright (C) 2019 Intel Corporation. All rights reserved.
# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
cmake_minimum_required (VERSION 2.9)
cmake_minimum_required (VERSION 3.14)
include(CheckPIESupported)
if (NOT WAMR_BUILD_PLATFORM STREQUAL "windows")
project (basic)
@ -56,7 +58,6 @@ endif ()
if (NOT MSVC)
# linker flags
set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -pie -fPIE")
if (NOT (CMAKE_C_COMPILER MATCHES ".*clang.*" OR CMAKE_C_COMPILER_ID MATCHES ".*Clang"))
set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,--gc-sections")
endif ()
@ -80,6 +81,9 @@ include (${SHARED_DIR}/utils/uncommon/shared_uncommon.cmake)
add_executable (basic src/main.c src/native_impl.c ${UNCOMMON_SHARED_SOURCE})
check_pie_supported()
set_target_properties (basic PROPERTIES POSITION_INDEPENDENT_CODE ON)
if (APPLE)
target_link_libraries (basic vmlib -lm -ldl -lpthread)
else ()

8
samples/file/src/CMakeLists.txt
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@ -1,7 +1,9 @@
# Copyright (C) 2022 Intel Corporation. All rights reserved.
# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
cmake_minimum_required (VERSION 3.0)
cmake_minimum_required (VERSION 3.14)
include(CheckPIESupported)
if (NOT WAMR_BUILD_PLATFORM STREQUAL "windows")
project (iwasm)
@ -56,7 +58,6 @@ endif ()
if (NOT MSVC)
# linker flags
set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -pie -fPIE")
if (NOT (CMAKE_C_COMPILER MATCHES ".*clang.*" OR CMAKE_C_COMPILER_ID MATCHES ".*Clang"))
set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,--gc-sections")
endif ()
@ -80,6 +81,9 @@ include (${SHARED_DIR}/utils/uncommon/shared_uncommon.cmake)
add_executable (iwasm main.c ${UNCOMMON_SHARED_SOURCE})
check_pie_supported()
set_target_properties (iwasm PROPERTIES POSITION_INDEPENDENT_CODE ON)
if (APPLE)
target_link_libraries (iwasm vmlib -lm -ldl -lpthread)
else ()

9
samples/multi-module/CMakeLists.txt
View File

@ -1,7 +1,10 @@
# Copyright (C) 2019 Intel Corporation. All rights reserved.
# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
cmake_minimum_required (VERSION 2.8...3.16)
cmake_minimum_required (VERSION 3.14)
include(CheckPIESupported)
project(multi_module)
################ runtime settings ################
@ -47,7 +50,6 @@ set(WAMR_BUILD_LIBC_WASI 1)
set(WAMR_BUILD_MULTI_MODULE 1)
# compiling and linking flags
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -pie -fPIE")
if (NOT (CMAKE_C_COMPILER MATCHES ".*clang.*" OR CMAKE_C_COMPILER_ID MATCHES ".*Clang"))
set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,--gc-sections")
endif ()
@ -150,5 +152,8 @@ add_executable(multi_module src/main.c ${UNCOMMON_SHARED_SOURCE})
add_dependencies(multi_module vmlib WASM_MODULE)
check_pie_supported()
set_target_properties (multi_module PROPERTIES POSITION_INDEPENDENT_CODE ON)
# libraries
target_link_libraries(multi_module PRIVATE vmlib -lpthread -lm)

8
samples/multi-thread/CMakeLists.txt
View File

@ -1,7 +1,10 @@
# Copyright (C) 2019 Intel Corporation. All rights reserved.
# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
cmake_minimum_required(VERSION 2.8)
cmake_minimum_required(VERSION 3.14)
include(CheckPIESupported)
project(pthread)
################ runtime settings ################
@ -48,7 +51,6 @@ set(WAMR_BUILD_LIB_PTHREAD 1)
set(WAMR_BUILD_LIB_PTHREAD_SEMAPHORE 1)
# compiling and linking flags
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -pie -fPIE")
if (NOT (CMAKE_C_COMPILER MATCHES ".*clang.*" OR CMAKE_C_COMPILER_ID MATCHES ".*Clang"))
set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,--gc-sections")
endif ()
@ -73,5 +75,7 @@ set (RUNTIME_SOURCE_ALL
${UNCOMMON_SHARED_SOURCE}
)
add_executable (iwasm ${RUNTIME_SOURCE_ALL})
check_pie_supported()
set_target_properties (iwasm PROPERTIES POSITION_INDEPENDENT_CODE ON)
target_link_libraries(iwasm vmlib -lpthread -lm -ldl)

9
samples/native-lib/CMakeLists.txt
View File

@ -1,7 +1,10 @@
# Copyright (C) 2019 Intel Corporation. All rights reserved.
# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
cmake_minimum_required(VERSION 3.0)
cmake_minimum_required(VERSION 3.14)
include(CheckPIESupported)
project(native_lib)
################ runtime settings ##############
@ -46,7 +49,6 @@ set (WAMR_BUILD_LIBC_BUILTIN 1)
set (WAMR_BUILD_FAST_INTERP 1)
# compiling and linking flags
set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -pie -fPIE")
if (NOT (CMAKE_C_COMPILER MATCHES ".*clang.*" OR CMAKE_C_COMPILER_ID MATCHES ".*Clang"))
set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,--gc-sections")
endif ()
@ -68,6 +70,9 @@ set (RUNTIME_SOURCE_ALL
add_executable (iwasm ${RUNTIME_SOURCE_ALL})
check_pie_supported()
set_target_properties (iwasm PROPERTIES POSITION_INDEPENDENT_CODE ON)
target_link_libraries(iwasm vmlib -lpthread -lm -ldl)
################ native libraries ###############

8
samples/ref-types/CMakeLists.txt
View File

@ -1,7 +1,9 @@
# Copyright (C) 2019 Intel Corporation. All rights reserved.
# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
cmake_minimum_required (VERSION 2.9)
cmake_minimum_required (VERSION 3.14)
include(CheckPIESupported)
if (NOT WAMR_BUILD_PLATFORM STREQUAL "windows")
project(ref-types)
@ -70,7 +72,6 @@ set(WAMR_BUILD_REF_TYPES 1)
if (NOT MSVC)
# compiling and linking flags
set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -pie -fPIE")
if (NOT (CMAKE_C_COMPILER MATCHES ".*clang.*" OR CMAKE_C_COMPILER_ID MATCHES ".*Clang"))
set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,--gc-sections")
endif ()
@ -107,6 +108,9 @@ include (${SHARED_DIR}/utils/uncommon/shared_uncommon.cmake)
add_executable(hello src/hello.c ${UNCOMMON_SHARED_SOURCE})
check_pie_supported()
set_target_properties (hello PROPERTIES POSITION_INDEPENDENT_CODE ON)
target_include_directories(hello PRIVATE ${UNCOMMON_SHARED_DIR})
target_link_libraries(hello vmlib -lpthread -lm)

8
samples/socket-api/CMakeLists.txt
View File

@ -1,7 +1,10 @@
# Copyright (C) 2019 Intel Corporation. All rights reserved.
# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
cmake_minimum_required(VERSION 2.8...3.18)
cmake_minimum_required(VERSION 3.14)
include(CheckPIESupported)
project(socket_api_sample)
#######################################
@ -170,7 +173,6 @@ set(WAMR_BUILD_LIBC_WASI 1)
set(WAMR_BUILD_LIB_PTHREAD 1)
# compiling and linking flags
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -pie -fPIE")
if (NOT (CMAKE_C_COMPILER MATCHES ".*clang.*" OR CMAKE_C_COMPILER_ID MATCHES ".*Clang"))
set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,--gc-sections")
endif ()
@ -188,4 +190,6 @@ set (RUNTIME_SOURCE_ALL
${UNCOMMON_SHARED_SOURCE}
)
add_executable (iwasm ${RUNTIME_SOURCE_ALL})
check_pie_supported()
set_target_properties (iwasm PROPERTIES POSITION_INDEPENDENT_CODE ON)
target_link_libraries(iwasm vmlib -lpthread -lm -ldl)

8
samples/spawn-thread/CMakeLists.txt
View File

@ -1,7 +1,10 @@
# Copyright (C) 2019 Intel Corporation. All rights reserved.
# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
cmake_minimum_required(VERSION 2.8)
cmake_minimum_required(VERSION 3.14)
include(CheckPIESupported)
project(spawn_thread)
################ runtime settings ################
@ -47,7 +50,6 @@ set(WAMR_BUILD_FAST_INTERP 1)
set(WAMR_BUILD_LIB_PTHREAD 1)
# compiling and linking flags
set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -pie -fPIE")
if (NOT (CMAKE_C_COMPILER MATCHES ".*clang.*" OR CMAKE_C_COMPILER_ID MATCHES ".*Clang"))
set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,--gc-sections")
endif ()
@ -72,4 +74,6 @@ set (RUNTIME_SOURCE_ALL
${UNCOMMON_SHARED_SOURCE}
)
add_executable (spawn_thread ${RUNTIME_SOURCE_ALL})
check_pie_supported()
set_target_properties (spawn_thread PROPERTIES POSITION_INDEPENDENT_CODE ON)
target_link_libraries(spawn_thread vmlib -lpthread -lm)

8
samples/wasm-c-api/CMakeLists.txt
View File

@ -1,7 +1,9 @@
# Copyright (C) 2019 Intel Corporation. All rights reserved.
# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
cmake_minimum_required (VERSION 2.9)
cmake_minimum_required (VERSION 3.14)
include(CheckPIESupported)
if (NOT WAMR_BUILD_PLATFORM STREQUAL "windows")
project(c-api)
@ -71,7 +73,6 @@ endif()
if (NOT MSVC)
# compiling and linking flags
set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -pie -fPIE")
if (NOT (CMAKE_C_COMPILER MATCHES ".*clang.*" OR CMAKE_C_COMPILER_ID MATCHES ".*Clang"))
set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,--gc-sections")
endif ()
@ -142,10 +143,13 @@ if(WAMR_BUILD_JIT AND WAMR_BUILD_LAZY_JIT)
endif()
endif()
check_pie_supported()
foreach(EX ${EXAMPLES})
set(SRC ${CMAKE_CURRENT_LIST_DIR}/src/${EX}.c)
add_executable(${EX} ${SRC} ${UNCOMMON_SHARED_SOURCE} ${MM_UTIL})
set_target_properties (${EX} PROPERTIES POSITION_INDEPENDENT_CODE ON)
target_include_directories(${EX} PRIVATE ${UNCOMMON_SHARED_DIR})
target_link_libraries(${EX} vmlib -lpthread -lm)
if (MSVC)