Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 1 | #=============================================================================== |
Tanya Lattner | c6c7731 | 2015-08-06 23:31:37 +0000 | [diff] [blame] | 2 | # Setup Project |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 3 | #=============================================================================== |
| 4 | |
Eugene Zelenko | 74a18ee | 2016-08-08 17:56:28 +0000 | [diff] [blame] | 5 | cmake_minimum_required(VERSION 3.4.3) |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 6 | |
| 7 | if (POLICY CMP0042) |
| 8 | cmake_policy(SET CMP0042 NEW) # Set MACOSX_RPATH=YES by default |
| 9 | endif() |
| 10 | |
Petr Hosek | ab68429 | 2017-04-12 02:28:07 +0000 | [diff] [blame] | 11 | # Add path for custom modules |
| 12 | set(CMAKE_MODULE_PATH |
| 13 | "${CMAKE_CURRENT_SOURCE_DIR}/cmake" |
| 14 | "${CMAKE_CURRENT_SOURCE_DIR}/cmake/Modules" |
| 15 | ${CMAKE_MODULE_PATH} |
| 16 | ) |
| 17 | |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 18 | if (CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR) |
| 19 | project(libunwind) |
| 20 | |
| 21 | # Rely on llvm-config. |
| 22 | set(CONFIG_OUTPUT) |
Petr Hosek | 8bfcea4 | 2016-11-08 23:02:49 +0000 | [diff] [blame] | 23 | if(NOT LLVM_CONFIG_PATH) |
| 24 | find_program(LLVM_CONFIG_PATH "llvm-config") |
| 25 | endif() |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 26 | if (DEFINED LLVM_PATH) |
| 27 | set(LLVM_INCLUDE_DIR ${LLVM_INCLUDE_DIR} CACHE PATH "Path to llvm/include") |
| 28 | set(LLVM_PATH ${LLVM_PATH} CACHE PATH "Path to LLVM source tree") |
| 29 | set(LLVM_MAIN_SRC_DIR ${LLVM_PATH}) |
| 30 | set(LLVM_CMAKE_PATH "${LLVM_PATH}/cmake/modules") |
Petr Hosek | 8bfcea4 | 2016-11-08 23:02:49 +0000 | [diff] [blame] | 31 | elseif(LLVM_CONFIG_PATH) |
| 32 | message(STATUS "Found LLVM_CONFIG_PATH as ${LLVM_CONFIG_PATH}") |
| 33 | set(CONFIG_COMMAND ${LLVM_CONFIG_PATH} "--includedir" "--prefix" "--src-root") |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 34 | execute_process(COMMAND ${CONFIG_COMMAND} |
| 35 | RESULT_VARIABLE HAD_ERROR |
| 36 | OUTPUT_VARIABLE CONFIG_OUTPUT) |
| 37 | if (NOT HAD_ERROR) |
| 38 | string(REGEX REPLACE "[ \t]*[\r\n]+[ \t]*" ";" |
| 39 | CONFIG_OUTPUT ${CONFIG_OUTPUT}) |
Eugene Zelenko | 74a18ee | 2016-08-08 17:56:28 +0000 | [diff] [blame] | 40 | else() |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 41 | string(REPLACE ";" " " CONFIG_COMMAND_STR "${CONFIG_COMMAND}") |
| 42 | message(STATUS "${CONFIG_COMMAND_STR}") |
| 43 | message(FATAL_ERROR "llvm-config failed with status ${HAD_ERROR}") |
Eugene Zelenko | 74a18ee | 2016-08-08 17:56:28 +0000 | [diff] [blame] | 44 | endif() |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 45 | |
| 46 | list(GET CONFIG_OUTPUT 0 INCLUDE_DIR) |
| 47 | list(GET CONFIG_OUTPUT 1 LLVM_OBJ_ROOT) |
| 48 | list(GET CONFIG_OUTPUT 2 MAIN_SRC_DIR) |
| 49 | |
| 50 | set(LLVM_INCLUDE_DIR ${INCLUDE_DIR} CACHE PATH "Path to llvm/include") |
| 51 | set(LLVM_BINARY_DIR ${LLVM_OBJ_ROOT} CACHE PATH "Path to LLVM build tree") |
| 52 | set(LLVM_MAIN_SRC_DIR ${MAIN_SRC_DIR} CACHE PATH "Path to LLVM source tree") |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 53 | set(LLVM_LIT_PATH "${LLVM_PATH}/utils/lit/lit.py") |
Michal Gorny | 88c0132 | 2017-01-09 23:27:04 +0000 | [diff] [blame] | 54 | |
| 55 | # --cmakedir is supported since llvm r291218 (4.0 release) |
| 56 | execute_process( |
| 57 | COMMAND ${LLVM_CONFIG_PATH} --cmakedir |
| 58 | RESULT_VARIABLE HAD_ERROR |
Eric Fiselier | 52aed8f | 2017-01-14 03:46:05 +0000 | [diff] [blame] | 59 | OUTPUT_VARIABLE CONFIG_OUTPUT |
| 60 | ERROR_QUIET) |
Michal Gorny | 88c0132 | 2017-01-09 23:27:04 +0000 | [diff] [blame] | 61 | if(NOT HAD_ERROR) |
| 62 | string(STRIP "${CONFIG_OUTPUT}" LLVM_CMAKE_PATH) |
| 63 | else() |
| 64 | set(LLVM_CMAKE_PATH |
| 65 | "${LLVM_BINARY_DIR}/lib${LLVM_LIBDIR_SUFFIX}/cmake/llvm") |
| 66 | endif() |
Eugene Zelenko | 74a18ee | 2016-08-08 17:56:28 +0000 | [diff] [blame] | 67 | else() |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 68 | message(FATAL_ERROR "llvm-config not found and LLVM_MAIN_SRC_DIR not defined. " |
| 69 | "Reconfigure with -DLLVM_CONFIG=path/to/llvm-config " |
| 70 | "or -DLLVM_PATH=path/to/llvm-source-root.") |
Eugene Zelenko | 74a18ee | 2016-08-08 17:56:28 +0000 | [diff] [blame] | 71 | endif() |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 72 | |
| 73 | if (EXISTS ${LLVM_CMAKE_PATH}) |
| 74 | list(APPEND CMAKE_MODULE_PATH "${LLVM_CMAKE_PATH}") |
| 75 | include("${LLVM_CMAKE_PATH}/AddLLVM.cmake") |
| 76 | include("${LLVM_CMAKE_PATH}/HandleLLVMOptions.cmake") |
Eugene Zelenko | 74a18ee | 2016-08-08 17:56:28 +0000 | [diff] [blame] | 77 | else() |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 78 | message(FATAL_ERROR "Not found: ${LLVM_CMAKE_PATH}") |
Eugene Zelenko | 74a18ee | 2016-08-08 17:56:28 +0000 | [diff] [blame] | 79 | endif() |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 80 | |
| 81 | set(PACKAGE_NAME libunwind) |
Hans Wennborg | ecdac18 | 2017-01-12 21:37:55 +0000 | [diff] [blame] | 82 | set(PACKAGE_VERSION 5.0.0svn) |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 83 | set(PACKAGE_STRING "${PACKAGE_NAME} ${PACKAGE_VERSION}") |
Tanya Lattner | d2257f6 | 2015-08-05 04:01:47 +0000 | [diff] [blame] | 84 | set(PACKAGE_BUGREPORT "llvm-bugs@lists.llvm.org") |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 85 | |
| 86 | if (EXISTS ${LLVM_MAIN_SRC_DIR}/utils/lit/lit.py) |
| 87 | set(LLVM_LIT ${LLVM_MAIN_SRC_DIR}/utils/lit/lit.py) |
Eugene Zelenko | 74a18ee | 2016-08-08 17:56:28 +0000 | [diff] [blame] | 88 | else() |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 89 | # Seek installed Lit. |
| 90 | find_program(LLVM_LIT "lit.py" ${LLVM_MAIN_SRC_DIR}/utils/lit |
| 91 | DOC "Path to lit.py") |
Eugene Zelenko | 74a18ee | 2016-08-08 17:56:28 +0000 | [diff] [blame] | 92 | endif() |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 93 | |
| 94 | if (LLVM_LIT) |
| 95 | # Define the default arguments to use with 'lit', and an option for the user |
| 96 | # to override. |
| 97 | set(LIT_ARGS_DEFAULT "-sv") |
| 98 | if (MSVC OR XCODE) |
| 99 | set(LIT_ARGS_DEFAULT "${LIT_ARGS_DEFAULT} --no-progress-bar") |
Eugene Zelenko | 74a18ee | 2016-08-08 17:56:28 +0000 | [diff] [blame] | 100 | endif() |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 101 | set(LLVM_LIT_ARGS "${LIT_ARGS_DEFAULT}" CACHE STRING "Default options for lit") |
| 102 | |
| 103 | # On Win32 hosts, provide an option to specify the path to the GnuWin32 tools. |
| 104 | if (WIN32 AND NOT CYGWIN) |
| 105 | set(LLVM_LIT_TOOLS_DIR "" CACHE PATH "Path to GnuWin32 tools") |
Eugene Zelenko | 74a18ee | 2016-08-08 17:56:28 +0000 | [diff] [blame] | 106 | endif() |
| 107 | else() |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 108 | set(LLVM_INCLUDE_TESTS OFF) |
Eugene Zelenko | 74a18ee | 2016-08-08 17:56:28 +0000 | [diff] [blame] | 109 | endif() |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 110 | |
| 111 | set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib${LLVM_LIBDIR_SUFFIX}) |
| 112 | set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib${LLVM_LIBDIR_SUFFIX}) |
| 113 | else() |
| 114 | set(LLVM_MAIN_SRC_DIR "${CMAKE_SOURCE_DIR}" CACHE PATH "Path to LLVM source tree") |
| 115 | set(LLVM_LIT "${CMAKE_SOURCE_DIR}/utils/lit/lit.py") |
| 116 | endif() |
| 117 | |
| 118 | #=============================================================================== |
| 119 | # Setup CMake Options |
| 120 | #=============================================================================== |
Petr Hosek | ab68429 | 2017-04-12 02:28:07 +0000 | [diff] [blame] | 121 | include(HandleCompilerRT) |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 122 | |
| 123 | # Define options. |
Eric Fiselier | c00311e | 2016-06-02 01:02:10 +0000 | [diff] [blame] | 124 | option(LIBUNWIND_BUILD_32_BITS "Build 32 bit libunwind" ${LLVM_BUILD_32_BITS}) |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 125 | option(LIBUNWIND_ENABLE_ASSERTIONS "Enable assertions independent of build mode." ON) |
| 126 | option(LIBUNWIND_ENABLE_PEDANTIC "Compile with pedantic enabled." ON) |
| 127 | option(LIBUNWIND_ENABLE_WERROR "Fail and stop if a warning is triggered." OFF) |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 128 | option(LIBUNWIND_ENABLE_SHARED "Build libunwind as a shared library." ON) |
Petr Hosek | 949ee87 | 2016-08-08 22:55:48 +0000 | [diff] [blame] | 129 | option(LIBUNWIND_ENABLE_STATIC "Build libunwind as a static library." ON) |
Asiri Rathnayake | d45afb2 | 2016-05-27 08:29:27 +0000 | [diff] [blame] | 130 | option(LIBUNWIND_ENABLE_CROSS_UNWINDING "Enable cross-platform unwinding support." OFF) |
Asiri Rathnayake | 0ddaf13 | 2016-07-07 10:55:39 +0000 | [diff] [blame] | 131 | option(LIBUNWIND_ENABLE_ARM_WMMX "Enable unwinding support for ARM WMMX registers." OFF) |
Asiri Rathnayake | 9feea20 | 2016-09-28 10:57:15 +0000 | [diff] [blame] | 132 | option(LIBUNWIND_ENABLE_THREADS "Build libunwind with threading support." ON) |
Petr Hosek | ab68429 | 2017-04-12 02:28:07 +0000 | [diff] [blame] | 133 | option(LIBUNWIND_USE_COMPILER_RT "Use compiler-rt instead of libgcc" OFF) |
Jonathan Roelofs | 87afb02 | 2017-03-28 15:21:43 +0000 | [diff] [blame] | 134 | option(LIBUNWIND_INCLUDE_DOCS "Build the libunwind documentation." ${LLVM_INCLUDE_DOCS}) |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 135 | |
Petr Hosek | 4f4c5d0 | 2017-08-08 00:37:59 +0000 | [diff] [blame] | 136 | set(LIBUNWIND_LIBDIR_SUFFIX "${LLVM_LIBDIR_SUFFIX}" CACHE STRING |
| 137 | "Define suffix of library directory name (32/64)") |
Petr Hosek | d1b4904 | 2017-11-17 23:29:46 +0000 | [diff] [blame] | 138 | option(LIBUNWIND_INSTALL_LIBRARY "Install the libunwind library." ON) |
Eric Fiselier | c00311e | 2016-06-02 01:02:10 +0000 | [diff] [blame] | 139 | set(LIBUNWIND_TARGET_TRIPLE "" CACHE STRING "Target triple for cross compiling.") |
| 140 | set(LIBUNWIND_GCC_TOOLCHAIN "" CACHE PATH "GCC toolchain for cross compiling.") |
| 141 | set(LIBUNWIND_SYSROOT "" CACHE PATH "Sysroot for cross compiling.") |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 142 | |
Petr Hosek | 949ee87 | 2016-08-08 22:55:48 +0000 | [diff] [blame] | 143 | if (NOT LIBUNWIND_ENABLE_SHARED AND NOT LIBUNWIND_ENABLE_STATIC) |
| 144 | message(FATAL_ERROR "libunwind must be built as either a shared or static library.") |
| 145 | endif() |
| 146 | |
Eric Fiselier | ced9d77 | 2016-06-02 01:19:52 +0000 | [diff] [blame] | 147 | # Check that we can build with 32 bits if requested. |
| 148 | if (CMAKE_SIZEOF_VOID_P EQUAL 8 AND NOT WIN32) |
| 149 | if (LIBUNWIND_BUILD_32_BITS AND NOT LLVM_BUILD_32_BITS) # Don't duplicate the output from LLVM |
| 150 | message(STATUS "Building 32 bits executables and libraries.") |
| 151 | endif() |
| 152 | elseif(LIBUNWIND_BUILD_32_BITS) |
| 153 | message(FATAL_ERROR "LIBUNWIND_BUILD_32_BITS=ON is not supported on this platform.") |
| 154 | endif() |
| 155 | |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 156 | #=============================================================================== |
| 157 | # Configure System |
| 158 | #=============================================================================== |
| 159 | |
| 160 | # Add path for custom modules |
| 161 | set(CMAKE_MODULE_PATH |
| 162 | "${CMAKE_CURRENT_SOURCE_DIR}/cmake" |
| 163 | ${CMAKE_MODULE_PATH}) |
| 164 | |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 165 | set(LIBUNWIND_COMPILER ${CMAKE_CXX_COMPILER}) |
| 166 | set(LIBUNWIND_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR}) |
| 167 | set(LIBUNWIND_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR}) |
Petr Hosek | efc971a | 2017-07-18 21:30:18 +0000 | [diff] [blame] | 168 | if (LLVM_LIBRARY_OUTPUT_INTDIR) |
| 169 | set(LIBUNWIND_LIBRARY_DIR ${LLVM_LIBRARY_OUTPUT_INTDIR}) |
| 170 | else() |
Petr Hosek | 4f4c5d0 | 2017-08-08 00:37:59 +0000 | [diff] [blame] | 171 | set(LIBUNWIND_LIBRARY_DIR ${CMAKE_BINARY_DIR}/lib${LIBUNWIND_LIBDIR_SUFFIX}) |
Petr Hosek | efc971a | 2017-07-18 21:30:18 +0000 | [diff] [blame] | 172 | endif() |
| 173 | |
| 174 | set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${LIBUNWIND_LIBRARY_DIR}) |
| 175 | set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${LIBUNWIND_LIBRARY_DIR}) |
| 176 | set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LIBUNWIND_LIBRARY_DIR}) |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 177 | |
Petr Hosek | 9aa1d5e | 2017-07-11 01:12:09 +0000 | [diff] [blame] | 178 | set(LIBUNWIND_INSTALL_PREFIX "" CACHE STRING |
| 179 | "Define libunwind destination prefix.") |
| 180 | |
| 181 | if (NOT LIBUNWIND_INSTALL_PREFIX MATCHES "^$|.*/") |
| 182 | message(FATAL_ERROR "LIBUNWIND_INSTALL_PREFIX has to end with \"/\".") |
| 183 | endif() |
| 184 | |
Eric Fiselier | c00311e | 2016-06-02 01:02:10 +0000 | [diff] [blame] | 185 | set(LIBUNWIND_C_FLAGS "") |
| 186 | set(LIBUNWIND_CXX_FLAGS "") |
| 187 | set(LIBUNWIND_COMPILE_FLAGS "") |
| 188 | set(LIBUNWIND_LINK_FLAGS "") |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 189 | |
| 190 | # Get required flags. |
| 191 | macro(append_if list condition var) |
| 192 | if (${condition}) |
| 193 | list(APPEND ${list} ${var}) |
| 194 | endif() |
| 195 | endmacro() |
| 196 | |
Eric Fiselier | c00311e | 2016-06-02 01:02:10 +0000 | [diff] [blame] | 197 | macro(add_target_flags_if condition var) |
| 198 | if (${condition}) |
| 199 | set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${var}") |
| 200 | set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${var}") |
Petr Hosek | 0854f16 | 2017-04-16 06:08:44 +0000 | [diff] [blame] | 201 | list(APPEND LIBUNWIND_COMPILE_FLAGS ${var}) |
Eric Fiselier | c00311e | 2016-06-02 01:02:10 +0000 | [diff] [blame] | 202 | list(APPEND LIBUNWIND_LINK_FLAGS ${var}) |
| 203 | endif() |
| 204 | endmacro() |
| 205 | |
| 206 | add_target_flags_if(LIBUNWIND_BUILD_32_BITS "-m32") |
| 207 | add_target_flags_if(LIBUNWIND_TARGET_TRIPLE |
Petr Hosek | 0854f16 | 2017-04-16 06:08:44 +0000 | [diff] [blame] | 208 | "--target=${LIBUNWIND_TARGET_TRIPLE}") |
Eric Fiselier | c00311e | 2016-06-02 01:02:10 +0000 | [diff] [blame] | 209 | add_target_flags_if(LIBUNWIND_GCC_TOOLCHAIN |
Petr Hosek | 0854f16 | 2017-04-16 06:08:44 +0000 | [diff] [blame] | 210 | "--gcc-toolchain=${LIBUNWIND_GCC_TOOLCHAIN}") |
Eric Fiselier | c00311e | 2016-06-02 01:02:10 +0000 | [diff] [blame] | 211 | add_target_flags_if(LIBUNWIND_SYSROOT |
| 212 | "--sysroot=${LIBUNWIND_SYSROOT}") |
| 213 | |
Petr Hosek | 7d4a945 | 2017-12-05 20:48:05 +0000 | [diff] [blame] | 214 | if (LIBUNWIND_TARGET_TRIPLE) |
| 215 | set(TARGET_TRIPLE "${LIBUNWIND_TARGET_TRIPLE}") |
| 216 | endif() |
| 217 | |
Eric Fiselier | c00311e | 2016-06-02 01:02:10 +0000 | [diff] [blame] | 218 | # Configure compiler. |
| 219 | include(config-ix) |
| 220 | |
Petr Hosek | ab68429 | 2017-04-12 02:28:07 +0000 | [diff] [blame] | 221 | if (LIBUNWIND_USE_COMPILER_RT) |
| 222 | list(APPEND LIBUNWIND_LINK_FLAGS "-rtlib=compiler-rt") |
| 223 | endif() |
| 224 | |
Eric Fiselier | c00311e | 2016-06-02 01:02:10 +0000 | [diff] [blame] | 225 | #=============================================================================== |
| 226 | # Setup Compiler Flags |
| 227 | #=============================================================================== |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 228 | |
| 229 | append_if(LIBUNWIND_COMPILE_FLAGS LIBUNWIND_HAS_WERROR_FLAG -Werror=return-type) |
| 230 | |
| 231 | # Get warning flags |
| 232 | append_if(LIBUNWIND_COMPILE_FLAGS LIBUNWIND_HAS_W_FLAG -W) |
| 233 | append_if(LIBUNWIND_COMPILE_FLAGS LIBUNWIND_HAS_WALL_FLAG -Wall) |
| 234 | append_if(LIBUNWIND_COMPILE_FLAGS LIBUNWIND_HAS_WCHAR_SUBSCRIPTS_FLAG -Wchar-subscripts) |
| 235 | append_if(LIBUNWIND_COMPILE_FLAGS LIBUNWIND_HAS_WCONVERSION_FLAG -Wconversion) |
| 236 | append_if(LIBUNWIND_COMPILE_FLAGS LIBUNWIND_HAS_WMISMATCHED_TAGS_FLAG -Wmismatched-tags) |
| 237 | append_if(LIBUNWIND_COMPILE_FLAGS LIBUNWIND_HAS_WMISSING_BRACES_FLAG -Wmissing-braces) |
| 238 | append_if(LIBUNWIND_COMPILE_FLAGS LIBUNWIND_HAS_WNEWLINE_EOF_FLAG -Wnewline-eof) |
| 239 | append_if(LIBUNWIND_COMPILE_FLAGS LIBUNWIND_HAS_WNO_UNUSED_FUNCTION_FLAG -Wno-unused-function) |
| 240 | append_if(LIBUNWIND_COMPILE_FLAGS LIBUNWIND_HAS_WSHADOW_FLAG -Wshadow) |
| 241 | append_if(LIBUNWIND_COMPILE_FLAGS LIBUNWIND_HAS_WSHORTEN_64_TO_32_FLAG -Wshorten-64-to-32) |
| 242 | append_if(LIBUNWIND_COMPILE_FLAGS LIBUNWIND_HAS_WSIGN_COMPARE_FLAG -Wsign-compare) |
| 243 | append_if(LIBUNWIND_COMPILE_FLAGS LIBUNWIND_HAS_WSIGN_CONVERSION_FLAG -Wsign-conversion) |
| 244 | append_if(LIBUNWIND_COMPILE_FLAGS LIBUNWIND_HAS_WSTRICT_ALIASING_FLAG -Wstrict-aliasing=2) |
| 245 | append_if(LIBUNWIND_COMPILE_FLAGS LIBUNWIND_HAS_WSTRICT_OVERFLOW_FLAG -Wstrict-overflow=4) |
| 246 | append_if(LIBUNWIND_COMPILE_FLAGS LIBUNWIND_HAS_WUNUSED_PARAMETER_FLAG -Wunused-parameter) |
| 247 | append_if(LIBUNWIND_COMPILE_FLAGS LIBUNWIND_HAS_WUNUSED_VARIABLE_FLAG -Wunused-variable) |
| 248 | append_if(LIBUNWIND_COMPILE_FLAGS LIBUNWIND_HAS_WWRITE_STRINGS_FLAG -Wwrite-strings) |
| 249 | append_if(LIBUNWIND_COMPILE_FLAGS LIBUNWIND_HAS_WUNDEF_FLAG -Wundef) |
| 250 | |
| 251 | if (LIBUNWIND_ENABLE_WERROR) |
| 252 | append_if(LIBUNWIND_COMPILE_FLAGS LIBUNWIND_HAS_WERROR_FLAG -Werror) |
| 253 | append_if(LIBUNWIND_COMPILE_FLAGS LIBUNWIND_HAS_WX_FLAG -WX) |
| 254 | else() |
| 255 | append_if(LIBUNWIND_COMPILE_FLAGS LIBUNWIND_HAS_WNO_ERROR_FLAG -Wno-error) |
| 256 | append_if(LIBUNWIND_COMPILE_FLAGS LIBUNWIND_HAS_NO_WX_FLAG -WX-) |
| 257 | endif() |
| 258 | |
| 259 | if (LIBUNWIND_ENABLE_PEDANTIC) |
| 260 | append_if(LIBUNWIND_COMPILE_FLAGS LIBUNWIND_HAS_PEDANTIC_FLAG -pedantic) |
| 261 | endif() |
| 262 | |
| 263 | # Get feature flags. |
| 264 | # Exceptions |
| 265 | # Catches C++ exceptions only and tells the compiler to assume that extern C |
| 266 | # functions never throw a C++ exception. |
| 267 | append_if(LIBUNWIND_CXX_FLAGS LIBUNWIND_HAS_FSTRICT_ALIASING_FLAG -fstrict-aliasing) |
| 268 | append_if(LIBUNWIND_CXX_FLAGS LIBUNWIND_HAS_EHSC_FLAG -EHsc) |
| 269 | |
| 270 | append_if(LIBUNWIND_C_FLAGS LIBUNWIND_HAS_FUNWIND_TABLES -funwind-tables) |
| 271 | |
| 272 | # Assert |
| 273 | string(TOUPPER "${CMAKE_BUILD_TYPE}" uppercase_CMAKE_BUILD_TYPE) |
| 274 | if (LIBUNWIND_ENABLE_ASSERTIONS) |
| 275 | # MSVC doesn't like _DEBUG on release builds. See PR 4379. |
| 276 | if (NOT MSVC) |
| 277 | list(APPEND LIBUNWIND_COMPILE_FLAGS -D_DEBUG) |
Eugene Zelenko | 74a18ee | 2016-08-08 17:56:28 +0000 | [diff] [blame] | 278 | endif() |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 279 | |
| 280 | # On Release builds cmake automatically defines NDEBUG, so we |
| 281 | # explicitly undefine it: |
| 282 | if (uppercase_CMAKE_BUILD_TYPE STREQUAL "RELEASE") |
| 283 | list(APPEND LIBUNWIND_COMPILE_FLAGS -UNDEBUG) |
Eugene Zelenko | 74a18ee | 2016-08-08 17:56:28 +0000 | [diff] [blame] | 284 | endif() |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 285 | else() |
| 286 | if (NOT uppercase_CMAKE_BUILD_TYPE STREQUAL "RELEASE") |
| 287 | list(APPEND LIBUNWIND_COMPILE_FLAGS -DNDEBUG) |
Eugene Zelenko | 74a18ee | 2016-08-08 17:56:28 +0000 | [diff] [blame] | 288 | endif() |
| 289 | endif() |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 290 | |
Asiri Rathnayake | d2d1ea9 | 2016-05-25 12:36:34 +0000 | [diff] [blame] | 291 | # Cross-unwinding |
| 292 | if (NOT LIBUNWIND_ENABLE_CROSS_UNWINDING) |
| 293 | list(APPEND LIBUNWIND_COMPILE_FLAGS -D_LIBUNWIND_IS_NATIVE_ONLY) |
Eugene Zelenko | 74a18ee | 2016-08-08 17:56:28 +0000 | [diff] [blame] | 294 | endif() |
Asiri Rathnayake | d2d1ea9 | 2016-05-25 12:36:34 +0000 | [diff] [blame] | 295 | |
Asiri Rathnayake | 9feea20 | 2016-09-28 10:57:15 +0000 | [diff] [blame] | 296 | # Threading-support |
| 297 | if (NOT LIBUNWIND_ENABLE_THREADS) |
| 298 | list(APPEND LIBUNWIND_COMPILE_FLAGS -D_LIBUNWIND_HAS_NO_THREADS) |
| 299 | endif() |
| 300 | |
Asiri Rathnayake | 0ddaf13 | 2016-07-07 10:55:39 +0000 | [diff] [blame] | 301 | # ARM WMMX register support |
| 302 | if (LIBUNWIND_ENABLE_ARM_WMMX) |
| 303 | # __ARM_WMMX is a compiler pre-define (as per the ACLE 2.0). Clang does not |
| 304 | # define this macro for any supported target at present. Therefore, here we |
| 305 | # provide the option to explicitly enable support for WMMX registers in the |
| 306 | # unwinder. |
| 307 | list(APPEND LIBUNWIND_COMPILE_FLAGS -D__ARM_WMMX) |
Eugene Zelenko | 74a18ee | 2016-08-08 17:56:28 +0000 | [diff] [blame] | 308 | endif() |
Asiri Rathnayake | 0ddaf13 | 2016-07-07 10:55:39 +0000 | [diff] [blame] | 309 | |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 310 | # This is the _ONLY_ place where add_definitions is called. |
| 311 | if (MSVC) |
| 312 | add_definitions(-D_CRT_SECURE_NO_WARNINGS) |
Eugene Zelenko | 74a18ee | 2016-08-08 17:56:28 +0000 | [diff] [blame] | 313 | endif() |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 314 | |
Martin Storsjo | de94023 | 2017-11-29 08:21:12 +0000 | [diff] [blame] | 315 | # Disable DLL annotations on Windows for static builds. |
| 316 | if (WIN32 AND LIBUNWIND_ENABLE_STATIC AND NOT LIBUNWIND_ENABLE_SHARED) |
| 317 | add_definitions(-D_LIBUNWIND_DISABLE_VISIBILITY_ANNOTATIONS) |
| 318 | endif() |
| 319 | |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 320 | #=============================================================================== |
| 321 | # Setup Source Code |
| 322 | #=============================================================================== |
| 323 | |
| 324 | include_directories(include) |
| 325 | |
Petr Hosek | 43ce8ac | 2017-02-16 05:18:08 +0000 | [diff] [blame] | 326 | find_path( |
| 327 | LIBUNWIND_LIBCXX_INCLUDES_INTERNAL |
| 328 | __libcpp_version |
| 329 | PATHS ${LLVM_MAIN_SRC_DIR}/projects/libcxx/include |
| 330 | ${LLVM_MAIN_SRC_DIR}/runtimes/libcxx/include |
| 331 | NO_DEFAULT_PATH |
| 332 | ) |
| 333 | if ((NOT LIBUNWIND_STANDALONE_BUILD OR HAVE_LIBCXX) AND |
| 334 | IS_DIRECTORY "${LIBUNWIND_LIBCXX_INCLUDES_INTERNAL}") |
| 335 | set(LIBUNWIND_CXX_INCLUDE_PATHS_DEFAULT "${LIBUNWIND_LIBCXX_INCLUDES_INTERNAL}") |
| 336 | endif() |
| 337 | |
| 338 | set(LIBUNWIND_CXX_INCLUDE_PATHS "${LIBUNWIND_CXX_INCLUDE_PATHS_DEFAULT}" CACHE PATH |
| 339 | "Paths to C++ header directories separated by ';'.") |
| 340 | |
| 341 | if (NOT LIBUNWIND_CXX_INCLUDE_PATHS STREQUAL "") |
| 342 | list(APPEND LIBUNWIND_CXX_FLAGS -nostdinc++) |
| 343 | include_directories("${LIBUNWIND_CXX_INCLUDE_PATHS}") |
| 344 | endif() |
| 345 | |
Saleem Abdulrasool | a3923ac | 2015-04-25 01:46:35 +0000 | [diff] [blame] | 346 | add_subdirectory(src) |
Jonathan Roelofs | 87afb02 | 2017-03-28 15:21:43 +0000 | [diff] [blame] | 347 | |
| 348 | if (LIBUNWIND_INCLUDE_DOCS) |
| 349 | add_subdirectory(docs) |
| 350 | endif() |
Jonathan Roelofs | c4321f2 | 2017-07-06 15:20:12 +0000 | [diff] [blame] | 351 | |
| 352 | add_subdirectory(test) |