1# 2# Copyright (c) 2016, Alliance for Open Media. All rights reserved 3# 4# This source code is subject to the terms of the BSD 2 Clause License and the 5# Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License was 6# not distributed with this source code in the LICENSE file, you can obtain it 7# at www.aomedia.org/license/software. If the Alliance for Open Media Patent 8# License 1.0 was not distributed with this source code in the PATENTS file, you 9# can obtain it at www.aomedia.org/license/patent. 10# 11if(AOM_BUILD_CMAKE_AOM_CONFIGURE_CMAKE_) 12 return() 13endif() # AOM_BUILD_CMAKE_AOM_CONFIGURE_CMAKE_ 14set(AOM_BUILD_CMAKE_AOM_CONFIGURE_CMAKE_ 1) 15 16include(FindThreads) 17 18include("${AOM_ROOT}/build/cmake/aom_config_defaults.cmake") 19include("${AOM_ROOT}/build/cmake/aom_experiment_deps.cmake") 20include("${AOM_ROOT}/build/cmake/aom_optimization.cmake") 21include("${AOM_ROOT}/build/cmake/compiler_flags.cmake") 22include("${AOM_ROOT}/build/cmake/compiler_tests.cmake") 23include("${AOM_ROOT}/build/cmake/util.cmake") 24 25if(DEFINED CONFIG_LOWBITDEPTH) 26 message(WARNING "CONFIG_LOWBITDEPTH has been removed. \ 27 Use -DFORCE_HIGHBITDEPTH_DECODING=1 instead of -DCONFIG_LOWBITDEPTH=0 \ 28 and -DFORCE_HIGHBITDEPTH_DECODING=0 instead of -DCONFIG_LOWBITDEPTH=1.") 29 if(NOT CONFIG_LOWBITDEPTH) 30 set(FORCE_HIGHBITDEPTH_DECODING 31 1 32 CACHE STRING "${cmake_cmdline_helpstring}" FORCE) 33 endif() 34endif() 35 36if(FORCE_HIGHBITDEPTH_DECODING AND NOT CONFIG_AV1_HIGHBITDEPTH) 37 change_config_and_warn(CONFIG_AV1_HIGHBITDEPTH 1 38 "FORCE_HIGHBITDEPTH_DECODING") 39endif() 40 41if(CONFIG_THREE_PASS AND NOT CONFIG_AV1_DECODER) 42 change_config_and_warn(CONFIG_THREE_PASS 0 "CONFIG_AV1_DECODER=0") 43endif() 44 45# Generate the user config settings. 46list(APPEND aom_build_vars ${AOM_CONFIG_VARS} ${AOM_OPTION_VARS}) 47foreach(cache_var ${aom_build_vars}) 48 get_property(cache_var_helpstring CACHE ${cache_var} PROPERTY HELPSTRING) 49 if(cache_var_helpstring STREQUAL cmake_cmdline_helpstring) 50 set(AOM_CMAKE_CONFIG "${AOM_CMAKE_CONFIG} -D${cache_var}=${${cache_var}}") 51 endif() 52endforeach() 53string(STRIP "${AOM_CMAKE_CONFIG}" AOM_CMAKE_CONFIG) 54 55# Detect target CPU. 56if(NOT AOM_TARGET_CPU) 57 string(TOLOWER "${CMAKE_SYSTEM_PROCESSOR}" cpu_lowercase) 58 if(cpu_lowercase STREQUAL "amd64" OR cpu_lowercase STREQUAL "x86_64") 59 if(CMAKE_SIZEOF_VOID_P EQUAL 4) 60 set(AOM_TARGET_CPU "x86") 61 elseif(CMAKE_SIZEOF_VOID_P EQUAL 8) 62 set(AOM_TARGET_CPU "x86_64") 63 else() 64 message( 65 FATAL_ERROR "--- Unexpected pointer size (${CMAKE_SIZEOF_VOID_P}) for\n" 66 " CMAKE_SYSTEM_NAME=${CMAKE_SYSTEM_NAME}\n" 67 " CMAKE_SYSTEM_PROCESSOR=${CMAKE_SYSTEM_PROCESSOR}\n" 68 " CMAKE_GENERATOR=${CMAKE_GENERATOR}\n") 69 endif() 70 elseif(cpu_lowercase STREQUAL "i386" OR cpu_lowercase STREQUAL "x86") 71 set(AOM_TARGET_CPU "x86") 72 elseif(cpu_lowercase MATCHES "^arm") 73 set(AOM_TARGET_CPU "${cpu_lowercase}") 74 elseif(cpu_lowercase MATCHES "aarch64") 75 set(AOM_TARGET_CPU "arm64") 76 elseif(cpu_lowercase MATCHES "^ppc") 77 set(AOM_TARGET_CPU "ppc") 78 else() 79 message(WARNING "The architecture ${CMAKE_SYSTEM_PROCESSOR} is not " 80 "supported, falling back to the generic target") 81 set(AOM_TARGET_CPU "generic") 82 endif() 83endif() 84 85if(CMAKE_TOOLCHAIN_FILE) # Add toolchain file to config string. 86 if(IS_ABSOLUTE "${CMAKE_TOOLCHAIN_FILE}") 87 file(RELATIVE_PATH toolchain_path "${AOM_CONFIG_DIR}" 88 "${CMAKE_TOOLCHAIN_FILE}") 89 else() 90 set(toolchain_path "${CMAKE_TOOLCHAIN_FILE}") 91 endif() 92 set(toolchain_string "-DCMAKE_TOOLCHAIN_FILE=\\\"${toolchain_path}\\\"") 93 set(AOM_CMAKE_CONFIG "${toolchain_string} ${AOM_CMAKE_CONFIG}") 94else() 95 96 # Add detected CPU to the config string. 97 set(AOM_CMAKE_CONFIG "-DAOM_TARGET_CPU=${AOM_TARGET_CPU} ${AOM_CMAKE_CONFIG}") 98endif() 99set(AOM_CMAKE_CONFIG "-G \\\"${CMAKE_GENERATOR}\\\" ${AOM_CMAKE_CONFIG}") 100file(RELATIVE_PATH source_path "${AOM_CONFIG_DIR}" "${AOM_ROOT}") 101set(AOM_CMAKE_CONFIG "cmake ${source_path} ${AOM_CMAKE_CONFIG}") 102string(STRIP "${AOM_CMAKE_CONFIG}" AOM_CMAKE_CONFIG) 103 104message("--- aom_configure: Detected CPU: ${AOM_TARGET_CPU}") 105set(AOM_TARGET_SYSTEM ${CMAKE_SYSTEM_NAME}) 106 107string(TOLOWER "${CMAKE_BUILD_TYPE}" build_type_lowercase) 108if(build_type_lowercase STREQUAL "debug") 109 set(CONFIG_DEBUG 1) 110endif() 111 112if(BUILD_SHARED_LIBS) 113 set(CONFIG_PIC 1) 114 set(CONFIG_SHARED 1) 115elseif(NOT CONFIG_PIC) 116 # Update the variable only when it does not carry the CMake assigned help 117 # string for variables specified via the command line. This allows the user to 118 # force CONFIG_PIC=0. 119 unset(cache_helpstring) 120 get_property(cache_helpstring CACHE CONFIG_PIC PROPERTY HELPSTRING) 121 if(NOT "${cache_helpstring}" STREQUAL "${cmake_cmdline_helpstring}") 122 aom_check_c_compiles("pie_check" " 123 #if !(__pie__ || __PIE__) 124 #error Neither __pie__ or __PIE__ are set 125 #endif 126 extern void unused(void); 127 void unused(void) {}" HAVE_PIE) 128 129 if(HAVE_PIE) 130 # If -fpie or -fPIE are used ensure the assembly code has PIC enabled to 131 # avoid DT_TEXTRELs: /usr/bin/ld: warning: creating DT_TEXTREL in a PIE 132 set(CONFIG_PIC 1) 133 message( 134 "CONFIG_PIC enabled for position independent executable (PIE) build") 135 endif() 136 endif() 137 unset(cache_helpstring) 138endif() 139 140if(NOT MSVC) 141 if(CONFIG_PIC) 142 143 # TODO(tomfinegan): clang needs -pie in CMAKE_EXE_LINKER_FLAGS for this to 144 # work. 145 set(CMAKE_POSITION_INDEPENDENT_CODE ON) 146 if(AOM_TARGET_SYSTEM STREQUAL "Linux" 147 AND AOM_TARGET_CPU MATCHES "^armv[78]") 148 set(AOM_AS_FLAGS ${AOM_AS_FLAGS} --defsym PIC=1) 149 else() 150 set(AOM_AS_FLAGS ${AOM_AS_FLAGS} -DPIC) 151 endif() 152 endif() 153endif() 154 155if(AOM_TARGET_CPU STREQUAL "x86" OR AOM_TARGET_CPU STREQUAL "x86_64") 156 find_program(CMAKE_ASM_NASM_COMPILER yasm $ENV{YASM_PATH}) 157 if(NOT CMAKE_ASM_NASM_COMPILER OR ENABLE_NASM) 158 unset(CMAKE_ASM_NASM_COMPILER CACHE) 159 find_program(CMAKE_ASM_NASM_COMPILER nasm $ENV{NASM_PATH}) 160 endif() 161 162 include(CheckLanguage) 163 check_language(ASM_NASM) 164 if(CMAKE_ASM_NASM_COMPILER) 165 get_asm_obj_format("objformat") 166 unset(CMAKE_ASM_NASM_OBJECT_FORMAT) 167 set(CMAKE_ASM_NASM_OBJECT_FORMAT ${objformat}) 168 enable_language(ASM_NASM) 169 if(CMAKE_ASM_NASM_COMPILER_ID STREQUAL "NASM") 170 test_nasm() 171 endif() 172 # Xcode requires building the objects manually, so pass the object format 173 # flag. 174 if(XCODE) 175 set(AOM_AS_FLAGS -f ${objformat} ${AOM_AS_FLAGS}) 176 endif() 177 else() 178 message( 179 FATAL_ERROR 180 "Unable to find assembler. Install 'yasm' or 'nasm.' " 181 "To build without optimizations, add -DAOM_TARGET_CPU=generic to " 182 "your cmake command line.") 183 endif() 184 string(STRIP "${AOM_AS_FLAGS}" AOM_AS_FLAGS) 185elseif(AOM_TARGET_CPU MATCHES "arm") 186 if(AOM_TARGET_SYSTEM STREQUAL "Darwin") 187 if(NOT CMAKE_ASM_COMPILER) 188 set(CMAKE_ASM_COMPILER ${CMAKE_C_COMPILER}) 189 endif() 190 set(AOM_AS_FLAGS -arch ${AOM_TARGET_CPU} -isysroot ${CMAKE_OSX_SYSROOT}) 191 elseif(AOM_TARGET_SYSTEM STREQUAL "Windows") 192 if(NOT CMAKE_ASM_COMPILER) 193 set(CMAKE_ASM_COMPILER ${CMAKE_C_COMPILER} -c -mimplicit-it=always) 194 endif() 195 else() 196 if(NOT CMAKE_ASM_COMPILER) 197 set(CMAKE_ASM_COMPILER as) 198 endif() 199 endif() 200 include(CheckLanguage) 201 check_language(ASM) 202 if(NOT CMAKE_ASM_COMPILER) 203 message( 204 FATAL_ERROR 205 "Unable to find assembler and optimizations are enabled." 206 "Searched for ${CMAKE_ASM_COMPILER}. Install it, add it to your path," 207 "or set the assembler directly by adding " 208 "-DCMAKE_ASM_COMPILER=<assembler path> to your CMake command line." 209 "To build without optimizations, add -DAOM_TARGET_CPU=generic to your " 210 "cmake command line.") 211 endif() 212 enable_language(ASM) 213 string(STRIP "${AOM_AS_FLAGS}" AOM_AS_FLAGS) 214endif() 215 216if(CONFIG_ANALYZER) 217 find_package(wxWidgets REQUIRED adv base core) 218 include(${wxWidgets_USE_FILE}) 219endif() 220 221if(NOT MSVC AND CMAKE_C_COMPILER_ID MATCHES "GNU\|Clang") 222 set(CONFIG_GCC 1) 223endif() 224 225if(CONFIG_GCOV) 226 message("--- Testing for CONFIG_GCOV support.") 227 require_linker_flag("-fprofile-arcs -ftest-coverage") 228 require_compiler_flag("-fprofile-arcs -ftest-coverage" YES) 229endif() 230 231if(CONFIG_GPROF) 232 message("--- Testing for CONFIG_GPROF support.") 233 require_compiler_flag("-pg" YES) 234endif() 235 236if(AOM_TARGET_SYSTEM MATCHES "Darwin\|Linux\|Windows\|Android") 237 set(CONFIG_OS_SUPPORT 1) 238endif() 239 240if(AOM_TARGET_SYSTEM STREQUAL "Windows") 241 # The default _WIN32_WINNT value in MinGW is 0x0502 (Windows XP with SP2). Set 242 # it to 0x0601 (Windows 7). 243 add_compiler_flag_if_supported("-D_WIN32_WINNT=0x0601") 244 # Quiet warnings related to fopen, printf, etc. 245 add_compiler_flag_if_supported("-D_CRT_SECURE_NO_WARNINGS") 246endif() 247 248# 249# Fix CONFIG_* dependencies. This must be done before including cpu.cmake to 250# ensure RTCD_CONFIG_* are properly set. 251fix_experiment_configs() 252 253# Test compiler support. 254aom_get_inline("INLINE") 255 256# Don't just check for pthread.h, but use the result of the full pthreads 257# including a linking check in FindThreads above. 258set(HAVE_PTHREAD_H ${CMAKE_USE_PTHREADS_INIT}) 259aom_check_source_compiles("unistd_check" "#include <unistd.h>" HAVE_UNISTD_H) 260 261if(NOT WIN32) 262 aom_push_var(CMAKE_REQUIRED_LIBRARIES "m") 263 aom_check_c_compiles("fenv_check" "#define _GNU_SOURCE 264 #include <fenv.h> 265 void unused(void) { 266 (void)unused; 267 (void)feenableexcept(FE_DIVBYZERO | FE_INVALID); 268 }" HAVE_FEXCEPT) 269 aom_pop_var(CMAKE_REQUIRED_LIBRARIES) 270endif() 271 272include("${AOM_ROOT}/build/cmake/cpu.cmake") 273 274if(ENABLE_CCACHE) 275 set_compiler_launcher(ENABLE_CCACHE ccache) 276endif() 277 278if(ENABLE_DISTCC) 279 set_compiler_launcher(ENABLE_DISTCC distcc) 280endif() 281 282if(ENABLE_GOMA) 283 set_compiler_launcher(ENABLE_GOMA gomacc) 284endif() 285 286if(NOT CONFIG_AV1_DECODER AND NOT CONFIG_AV1_ENCODER) 287 message(FATAL_ERROR "Decoder and encoder disabled, nothing to build.") 288endif() 289 290if(DECODE_HEIGHT_LIMIT OR DECODE_WIDTH_LIMIT) 291 change_config_and_warn(CONFIG_SIZE_LIMIT 1 292 "DECODE_HEIGHT_LIMIT and DECODE_WIDTH_LIMIT") 293endif() 294 295if(CONFIG_SIZE_LIMIT) 296 if(NOT DECODE_HEIGHT_LIMIT OR NOT DECODE_WIDTH_LIMIT) 297 message(FATAL_ERROR "When setting CONFIG_SIZE_LIMIT, DECODE_HEIGHT_LIMIT " 298 "and DECODE_WIDTH_LIMIT must be set.") 299 endif() 300endif() 301 302# Test compiler flags. 303if(MSVC) 304 # It isn't possible to specify C99 conformance for MSVC. MSVC doesn't support 305 # C++ standards modes earlier than C++14. 306 add_cxx_flag_if_supported("/std:c++14") 307 add_compiler_flag_if_supported("/W3") 308 309 # Disable MSVC warnings that suggest making code non-portable. 310 add_compiler_flag_if_supported("/wd4996") 311 if(ENABLE_WERROR) 312 add_compiler_flag_if_supported("/WX") 313 endif() 314else() 315 require_c_flag("-std=c99" YES) 316 if(CMAKE_CXX_COMPILER_ID STREQUAL "Clang" 317 AND CMAKE_CXX_COMPILER_FRONTEND_VARIANT STREQUAL "GNU" 318 AND CMAKE_CXX_SIMULATE_ID STREQUAL "MSVC") 319 # Microsoft's C++ Standard Library requires C++14 as it's MSVC's default and 320 # minimum supported C++ version. If Clang is using this Standard Library 321 # implementation, it cannot target C++11. 322 require_cxx_flag_nomsvc("-std=c++14" YES) 323 elseif(CYGWIN AND CMAKE_CXX_COMPILER_ID STREQUAL "GNU") 324 # The GNU C++ compiler in Cygwin needs the -std=gnu++11 flag to make the 325 # POSIX function declarations visible in the Standard C Library headers. 326 require_cxx_flag_nomsvc("-std=gnu++11" YES) 327 else() 328 require_cxx_flag_nomsvc("-std=c++11" YES) 329 endif() 330 add_compiler_flag_if_supported("-Wall") 331 add_compiler_flag_if_supported("-Wdisabled-optimization") 332 add_compiler_flag_if_supported("-Wextra") 333 # Prior to version 3.19.0 cmake would fail to parse the warning emitted by gcc 334 # with this flag. Note the order of this check and -Wextra-semi-stmt is 335 # important due to is_flag_present() matching substrings with string(FIND 336 # ...). 337 if(CMAKE_VERSION VERSION_LESS "3.19" 338 AND CMAKE_C_COMPILER_ID STREQUAL "GNU" 339 AND CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 10) 340 add_cxx_flag_if_supported("-Wextra-semi") 341 else() 342 add_compiler_flag_if_supported("-Wextra-semi") 343 endif() 344 add_compiler_flag_if_supported("-Wextra-semi-stmt") 345 add_compiler_flag_if_supported("-Wfloat-conversion") 346 add_compiler_flag_if_supported("-Wformat=2") 347 add_c_flag_if_supported("-Wimplicit-function-declaration") 348 add_compiler_flag_if_supported("-Wlogical-op") 349 add_compiler_flag_if_supported("-Wpointer-arith") 350 add_compiler_flag_if_supported("-Wshadow") 351 add_compiler_flag_if_supported("-Wshorten-64-to-32") 352 add_compiler_flag_if_supported("-Wsign-compare") 353 add_compiler_flag_if_supported("-Wstring-conversion") 354 add_compiler_flag_if_supported("-Wtype-limits") 355 add_compiler_flag_if_supported("-Wuninitialized") 356 add_compiler_flag_if_supported("-Wunreachable-code-aggressive") 357 add_compiler_flag_if_supported("-Wunused") 358 add_compiler_flag_if_supported("-Wvla") 359 add_cxx_flag_if_supported("-Wc++14-extensions") 360 add_cxx_flag_if_supported("-Wc++17-extensions") 361 add_cxx_flag_if_supported("-Wc++20-extensions") 362 363 if(CMAKE_C_COMPILER_ID MATCHES "GNU" AND SANITIZE MATCHES "address|undefined") 364 365 # This combination has more stack overhead, so we account for it by 366 # providing higher stack limit than usual. 367 add_c_flag_if_supported("-Wstack-usage=285000") 368 add_cxx_flag_if_supported("-Wstack-usage=270000") 369 elseif(CONFIG_RD_DEBUG) # Another case where higher stack usage is expected. 370 add_c_flag_if_supported("-Wstack-usage=135000") 371 add_cxx_flag_if_supported("-Wstack-usage=240000") 372 else() 373 add_c_flag_if_supported("-Wstack-usage=100000") 374 add_cxx_flag_if_supported("-Wstack-usage=240000") 375 endif() 376 377 if(CMAKE_C_COMPILER_ID MATCHES "GNU" AND SANITIZE MATCHES "address") 378 # Disable no optimization warning when compiling with sanitizers 379 add_compiler_flag_if_supported("-Wno-disabled-optimization") 380 endif() 381 382 # Add -Wundef only for C files to avoid massive gtest warning spam. 383 add_c_flag_if_supported("-Wundef") 384 385 # Quiet gcc 6 vs 7 abi warnings: 386 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77728 387 if(AOM_TARGET_CPU MATCHES "arm") 388 add_cxx_flag_if_supported("-Wno-psabi") 389 endif() 390 391 if(ENABLE_WERROR) 392 add_compiler_flag_if_supported("-Werror") 393 endif() 394 395 if(build_type_lowercase MATCHES "rel") 396 add_compiler_flag_if_supported("-U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=0") 397 endif() 398 add_compiler_flag_if_supported("-D_LARGEFILE_SOURCE") 399 add_compiler_flag_if_supported("-D_FILE_OFFSET_BITS=64") 400 401 # Do not allow implicit vector type conversions on Clang builds (this is 402 # already the default on GCC builds). 403 if(CMAKE_C_COMPILER_ID MATCHES "Clang") 404 # Clang 8.0.1 (in Cygwin) doesn't support -flax-vector-conversions=none. 405 add_compiler_flag_if_supported("-flax-vector-conversions=none") 406 endif() 407endif() 408 409# Prior to r23, or with ANDROID_USE_LEGACY_TOOLCHAIN_FILE set, 410# android.toolchain.cmake would set normal (non-cache) versions of variables 411# like CMAKE_C_FLAGS_RELEASE which would mask the ones added to the cache 412# variable in add_compiler_flag_if_supported(), etc. As a workaround we add 413# everything accumulated in AOM_C/CXX_FLAGS to the normal versions. This could 414# also be addressed by reworking the flag tests and adding the results directly 415# to target_compile_options() as in e.g., libgav1, but that's a larger task. 416# https://github.com/android/ndk/wiki/Changelog-r23#changes 417if(ANDROID 418 AND ("${ANDROID_NDK_MAJOR}" LESS 23 OR ANDROID_USE_LEGACY_TOOLCHAIN_FILE)) 419 foreach(lang C;CXX) 420 string(STRIP "${AOM_${lang}_FLAGS}" AOM_${lang}_FLAGS) 421 if(AOM_${lang}_FLAGS) 422 foreach(config ${AOM_${lang}_CONFIGS}) 423 set(${config} "${${config}} ${AOM_${lang}_FLAGS}") 424 endforeach() 425 endif() 426 endforeach() 427endif() 428 429set(AOM_LIB_LINK_TYPE PUBLIC) 430if(EMSCRIPTEN) 431 432 # Avoid CMake generation time errors resulting from collisions with the form 433 # of target_link_libraries() used by Emscripten.cmake. 434 unset(AOM_LIB_LINK_TYPE) 435endif() 436 437# Generate aom_config templates. 438set(aom_config_asm_template "${AOM_CONFIG_DIR}/config/aom_config.asm.cmake") 439set(aom_config_h_template "${AOM_CONFIG_DIR}/config/aom_config.h.cmake") 440execute_process( 441 COMMAND ${CMAKE_COMMAND} 442 -DAOM_CONFIG_DIR=${AOM_CONFIG_DIR} -DAOM_ROOT=${AOM_ROOT} -P 443 "${AOM_ROOT}/build/cmake/generate_aom_config_templates.cmake") 444 445# Generate aom_config.{asm,h}. 446configure_file("${aom_config_asm_template}" 447 "${AOM_CONFIG_DIR}/config/aom_config.asm") 448configure_file("${aom_config_h_template}" 449 "${AOM_CONFIG_DIR}/config/aom_config.h") 450 451# Read the current git hash. 452find_package(Git) 453if(NOT GIT_FOUND) 454 message("--- Git missing, version will be read from CHANGELOG.") 455endif() 456 457string(TIMESTAMP year "%Y") 458configure_file("${AOM_ROOT}/build/cmake/aom_config.c.template" 459 "${AOM_CONFIG_DIR}/config/aom_config.c") 460 461# Find Perl and generate the RTCD sources. 462find_package(Perl) 463if(NOT PERL_FOUND) 464 message(FATAL_ERROR "Perl is required to build libaom.") 465endif() 466 467set(AOM_RTCD_CONFIG_FILE_LIST "${AOM_ROOT}/aom_dsp/aom_dsp_rtcd_defs.pl" 468 "${AOM_ROOT}/aom_scale/aom_scale_rtcd.pl" 469 "${AOM_ROOT}/av1/common/av1_rtcd_defs.pl") 470set(AOM_RTCD_HEADER_FILE_LIST "${AOM_CONFIG_DIR}/config/aom_dsp_rtcd.h" 471 "${AOM_CONFIG_DIR}/config/aom_scale_rtcd.h" 472 "${AOM_CONFIG_DIR}/config/av1_rtcd.h") 473set(AOM_RTCD_SOURCE_FILE_LIST "${AOM_ROOT}/aom_dsp/aom_dsp_rtcd.c" 474 "${AOM_ROOT}/aom_scale/aom_scale_rtcd.c" 475 "${AOM_ROOT}/av1/common/av1_rtcd.c") 476set(AOM_RTCD_SYMBOL_LIST aom_dsp_rtcd aom_scale_rtcd av1_rtcd) 477list(LENGTH AOM_RTCD_SYMBOL_LIST AOM_RTCD_CUSTOM_COMMAND_COUNT) 478math(EXPR AOM_RTCD_CUSTOM_COMMAND_COUNT "${AOM_RTCD_CUSTOM_COMMAND_COUNT} - 1") 479 480foreach(NUM RANGE ${AOM_RTCD_CUSTOM_COMMAND_COUNT}) 481 list(GET AOM_RTCD_CONFIG_FILE_LIST ${NUM} AOM_RTCD_CONFIG_FILE) 482 list(GET AOM_RTCD_HEADER_FILE_LIST ${NUM} AOM_RTCD_HEADER_FILE) 483 list(GET AOM_RTCD_SOURCE_FILE_LIST ${NUM} AOM_RTCD_SOURCE_FILE) 484 list(GET AOM_RTCD_SYMBOL_LIST ${NUM} AOM_RTCD_SYMBOL) 485 execute_process( 486 COMMAND 487 ${PERL_EXECUTABLE} "${AOM_ROOT}/build/cmake/rtcd.pl" 488 --arch=${AOM_TARGET_CPU} 489 --sym=${AOM_RTCD_SYMBOL} ${AOM_RTCD_FLAGS} 490 --config=${AOM_CONFIG_DIR}/config/aom_config.h ${AOM_RTCD_CONFIG_FILE} 491 OUTPUT_FILE ${AOM_RTCD_HEADER_FILE}) 492endforeach() 493 494# Generate aom_version.h. 495execute_process(COMMAND ${CMAKE_COMMAND} 496 -DAOM_CONFIG_DIR=${AOM_CONFIG_DIR} 497 -DAOM_ROOT=${AOM_ROOT} 498 -DGIT_EXECUTABLE=${GIT_EXECUTABLE} 499 -DPERL_EXECUTABLE=${PERL_EXECUTABLE} -P 500 "${AOM_ROOT}/build/cmake/version.cmake") 501