1# __ __ _ 2# ___\ \/ /_ __ __ _| |_ 3# / _ \\ /| '_ \ / _` | __| 4# | __// \| |_) | (_| | |_ 5# \___/_/\_\ .__/ \__,_|\__| 6# |_| XML parser 7# 8# Copyright (c) 2010 Patrick Spendrin <ps_ml@gmx.de> 9# Copyright (c) 2012 Karl Waclawek <karl@waclawek.net> 10# Copyright (c) 2016-2022 Sebastian Pipping <sebastian@pipping.org> 11# Copyright (c) 2016 Sergei Nikulov <sergey.nikulov@gmail.com> 12# Copyright (c) 2016 Björn Lindahl <bjorn.lindahl@foi.se> 13# Copyright (c) 2016 Tobias Taschner <github@tc84.de> 14# Copyright (c) 2016 Ben Boeckel <ben.boeckel@kitware.com> 15# Copyright (c) 2017 Rhodri James <rhodri@wildebeest.org.uk> 16# Copyright (c) 2017 Rolf Eike Beer <eike@sf-mail.de> 17# Copyright (c) 2017 Stephen Groat <stephen@groat.us> 18# Copyright (c) 2017 Franek Korta <fkorta@gmail.com> 19# Copyright (c) 2018 pedro-vicente <pedro.vicente@space-research.org> 20# Copyright (c) 2018 Frank Rast <frank.rast@gefeg.com> 21# Copyright (c) 2018 userwithuid <userwithuid@gmail.com> 22# Copyright (c) 2018 Yury Gribov <tetra2005@gmail.com> 23# Copyright (c) 2019 Kishore Kunche <kishore.kunche@intel.com> 24# Copyright (c) 2019 xantares <xantares09@hotmail.com> 25# Copyright (c) 2019 Mohammed Khajapasha <mohammed.khajapasha@intel.com> 26# Copyright (c) 2019 David Loffredo <loffredo@steptools.com> 27# Copyright (c) 2019 Bhargava Shastry <bhargava.shastry@ethereum.org> 28# Copyright (c) 2020 Maciej Sroczyński <macieksroczynski@poczta.fm> 29# Copyright (c) 2020 Gulliver <gulliver@traumkristalle.net> 30# Copyright (c) 2020 Thomas Beutlich <tc@tbeu.de> 31# Copyright (c) 2021 Alex Richardson <Alexander.Richardson@cl.cam.ac.uk> 32# Unlike most of Expat, 33# this file is copyrighted under the BSD-license for buildsystem files of KDE. 34 35cmake_minimum_required(VERSION 3.1.3) 36 37# This allows controlling documented build time switches 38# when Expat is pulled in using the add_subdirectory function, e.g. 39# 40# set(EXPAT_BUILD_DOCS OFF) 41# set(EXPAT_BUILD_TOOLS OFF) 42# add_subdirectory(${expat_SOURCE_DIR}/expat ${expat_BINARY_DIR}) 43# 44# would disable compilation of the xmlwf CLI and its man page. 45# Without activating behaviour NEW for policy CMP0077 here, 46# a user with -Wdev enabled would see warning 47# 48# Policy CMP0077 is not set: option() honors normal variables. Run "cmake 49# --help-policy CMP0077" for policy details. Use the cmake_policy command to 50# set the policy and suppress this warning. 51# 52# For compatibility with older versions of CMake, option is clearing the 53# normal variable 'EXPAT_BUILD_DOCS'. 54# 55# and effectively not be able to adjust option EXPAT_BUILD_DOCS. 56# 57# For more details please see: 58# - https://cmake.org/cmake/help/latest/policy/CMP0077.html 59# - https://github.com/libexpat/libexpat/pull/419 60# 61if(POLICY CMP0077) 62 cmake_policy(SET CMP0077 NEW) 63endif() 64 65project(expat 66 VERSION 67 2.4.6 68 LANGUAGES 69 C 70) 71 72set(PACKAGE_BUGREPORT "expat-bugs@libexpat.org") 73set(PACKAGE_NAME "expat") 74set(PACKAGE_VERSION "${PROJECT_VERSION}") 75set(PACKAGE_STRING "${PACKAGE_NAME} ${PACKAGE_VERSION}") 76set(PACKAGE_TARNAME "${PACKAGE_NAME}") 77 78include(CMakePackageConfigHelpers) 79include(GNUInstallDirs) 80 81# 82# Configuration defaults 83# 84if(WINCE) 85 set(_EXPAT_BUILD_TOOLS_DEFAULT OFF) 86else() 87 set(_EXPAT_BUILD_TOOLS_DEFAULT ON) 88endif() 89if(MSVC OR NOT _EXPAT_BUILD_TOOLS_DEFAULT) 90 set(_EXPAT_BUILD_DOCS_DEFAULT OFF) 91else() 92 find_program(DOCBOOK_TO_MAN NAMES docbook2x-man db2x_docbook2man docbook2man docbook-to-man) 93 if(DOCBOOK_TO_MAN) 94 set(_EXPAT_BUILD_DOCS_DEFAULT ON) 95 else() 96 set(_EXPAT_BUILD_DOCS_DEFAULT OFF) 97 endif() 98endif() 99if(MSVC) 100 set(_EXPAT_BUILD_PKGCONFIG_DEFAULT OFF) 101else() 102 set(_EXPAT_BUILD_PKGCONFIG_DEFAULT ON) 103endif() 104if(DEFINED BUILD_SHARED_LIBS) 105 set(_EXPAT_SHARED_LIBS_DEFAULT ${BUILD_SHARED_LIBS}) 106else() 107 set(_EXPAT_SHARED_LIBS_DEFAULT ON) 108endif() 109if(NOT CMAKE_BUILD_TYPE) 110 set(CMAKE_BUILD_TYPE NoConfig) # so that accessing CMAKE_*_POSTFIX will be waterproof 111endif() 112string(TOUPPER "${CMAKE_BUILD_TYPE}" _EXPAT_BUILD_TYPE_UPPER) 113 114# 115# Configuration 116# 117option(EXPAT_BUILD_TOOLS "build the xmlwf tool for expat library" ${_EXPAT_BUILD_TOOLS_DEFAULT}) 118option(EXPAT_BUILD_EXAMPLES "build the examples for expat library" ON) 119option(EXPAT_BUILD_TESTS "build the tests for expat library" ON) 120option(EXPAT_SHARED_LIBS "build a shared expat library" ${_EXPAT_SHARED_LIBS_DEFAULT}) 121option(EXPAT_BUILD_DOCS "build man page for xmlwf" ${_EXPAT_BUILD_DOCS_DEFAULT}) 122option(EXPAT_BUILD_FUZZERS "build fuzzers for the expat library" OFF) 123option(EXPAT_BUILD_PKGCONFIG "build pkg-config file" ${_EXPAT_BUILD_PKGCONFIG_DEFAULT}) 124option(EXPAT_OSSFUZZ_BUILD "build fuzzers via ossfuzz for the expat library" OFF) 125if(UNIX OR _EXPAT_HELP) 126 option(EXPAT_WITH_LIBBSD "utilize libbsd (for arc4random_buf)" OFF) 127endif() 128option(EXPAT_ENABLE_INSTALL "install expat files in cmake install target" ON) 129set(EXPAT_CONTEXT_BYTES 1024 CACHE STRING "Define to specify how much context to retain around the current parse point") 130mark_as_advanced(EXPAT_CONTEXT_BYTES) 131option(EXPAT_DTD "Define to make parameter entity parsing functionality available" ON) 132mark_as_advanced(EXPAT_DTD) 133option(EXPAT_NS "Define to make XML Namespaces functionality available" ON) 134mark_as_advanced(EXPAT_NS) 135option(EXPAT_WARNINGS_AS_ERRORS "Treat all compiler warnings as errors" OFF) 136if(UNIX OR _EXPAT_HELP) 137 option(EXPAT_DEV_URANDOM "Define to include code reading entropy from `/dev/urandom'." ON) 138 set(EXPAT_WITH_GETRANDOM "AUTO" CACHE STRING 139 "Make use of getrandom function (ON|OFF|AUTO) [default=AUTO]") 140 set(EXPAT_WITH_SYS_GETRANDOM "AUTO" CACHE STRING 141 "Make use of syscall SYS_getrandom (ON|OFF|AUTO) [default=AUTO]") 142 mark_as_advanced(EXPAT_DEV_URANDOM) 143endif() 144set(EXPAT_CHAR_TYPE "char" CACHE STRING "Character type to use (char|ushort|wchar_t) [default=char]") 145option(EXPAT_ATTR_INFO "Define to allow retrieving the byte offsets for attribute names and values" OFF) 146mark_as_advanced(EXPAT_ATTR_INFO) 147option(EXPAT_LARGE_SIZE "Make XML_GetCurrent* functions return <(unsigned) long long> rather than <(unsigned) long>" OFF) 148mark_as_advanced(EXPAT_LARGE_SIZE) 149option(EXPAT_MIN_SIZE "Get a smaller (but slower) parser (in particular avoid multiple copies of the tokenizer)" OFF) 150mark_as_advanced(EXPAT_MIN_SIZE) 151if(MSVC OR _EXPAT_HELP) 152 set(EXPAT_MSVC_STATIC_CRT OFF CACHE BOOL "Use /MT flag (static CRT) when compiling in MSVC") 153endif() 154if(NOT _EXPAT_HELP) 155 set(_EXPAT_M32 OFF CACHE BOOL "(Unofficial!) Produce 32bit code with -m32") 156endif() 157 158if(EXPAT_BUILD_TESTS) 159 # We have to call enable_language() before modifying any CMAKE_CXX_* variables 160 enable_language(CXX) 161endif() 162 163# 164# Environment checks 165# 166if(EXPAT_WITH_LIBBSD) 167 find_library(LIB_BSD NAMES bsd) 168 if(NOT LIB_BSD) 169 message(SEND_ERROR "EXPAT_WITH_LIBBSD option is enabled, but libbsd was not found") 170 else() 171 set(HAVE_LIBBSD TRUE) 172 endif() 173endif() 174 175if(MSVC) 176 # For the three types of MSVC version values, please see: 177 # - https://cmake.org/cmake/help/latest/variable/MSVC_VERSION.html 178 # - https://sourceforge.net/p/predef/wiki/Compilers/ 179 # - https://en.wikipedia.org/wiki/Microsoft_Visual_Studio#History 180 set(_EXPAT_MSVC_REQUIRED_INT 1800) # i.e. 12.0/2013/1800; see PR #426 181 set(_EXPAT_MSVC_SUPPORTED_INT 1910) 182 set(_EXPAT_MSVC_SUPPORTED_DISPLAY "Visual Studio 15.0/2017/${_EXPAT_MSVC_SUPPORTED_INT}") 183 184 if(MSVC_VERSION VERSION_LESS ${_EXPAT_MSVC_SUPPORTED_INT}) 185 if(MSVC_VERSION VERSION_LESS ${_EXPAT_MSVC_REQUIRED_INT}) 186 message(SEND_ERROR "MSVC_VERSION ${MSVC_VERSION} is TOO OLD to compile Expat without errors.") 187 message(SEND_ERROR "Please use officially supported ${_EXPAT_MSVC_SUPPORTED_DISPLAY} or later. Thank you!") 188 else() 189 message(WARNING "MSVC_VERSION ${MSVC_VERSION} is NOT OFFICIALLY SUPPORTED by Expat.") 190 message(WARNING "Please use ${_EXPAT_MSVC_SUPPORTED_DISPLAY} or later. Thank you!") 191 endif() 192 endif() 193endif() 194 195macro(_expat_copy_bool_int source_ref dest_ref) 196 if(${source_ref}) 197 set(${dest_ref} 1) 198 else() 199 set(${dest_ref} 0) 200 endif() 201endmacro() 202 203if(EXPAT_LARGE_SIZE) 204 add_definitions(-DXML_LARGE_SIZE) 205endif() 206 207if(EXPAT_MIN_SIZE) 208 add_definitions(-DXML_MIN_SIZE) 209endif() 210 211if(EXPAT_CHAR_TYPE STREQUAL "char") 212 set(_EXPAT_UNICODE OFF) 213 set(_EXPAT_UNICODE_WCHAR_T OFF) 214elseif(EXPAT_CHAR_TYPE STREQUAL "ushort") 215 set(_EXPAT_UNICODE ON) 216 set(_EXPAT_UNICODE_WCHAR_T OFF) 217 if(EXPAT_BUILD_EXAMPLES) 218 message(SEND_ERROR "Examples can not be built with option -DEXPAT_CHAR_TYPE=ushort. Please pass -DEXPAT_CHAR_TYPE=(char|wchar_t) or -DEXPAT_BUILD_EXAMPLES=OFF.") 219 endif() 220 if(EXPAT_BUILD_TESTS) 221 message(SEND_ERROR "The testsuite can not be built with option -DEXPAT_CHAR_TYPE=ushort. Please pass -DEXPAT_CHAR_TYPE=(char|wchar_t) or -DEXPAT_BUILD_TESTS=OFF.") 222 endif() 223 if(EXPAT_BUILD_TOOLS) 224 message(SEND_ERROR "The xmlwf tool can not be built with option -DEXPAT_CHAR_TYPE=ushort. Please pass -DEXPAT_CHAR_TYPE=(char|wchar_t) or -DEXPAT_BUILD_TOOLS=OFF.") 225 endif() 226elseif(EXPAT_CHAR_TYPE STREQUAL "wchar_t") 227 set(_EXPAT_UNICODE ON) 228 set(_EXPAT_UNICODE_WCHAR_T ON) 229 if(NOT WIN32) 230 string(FIND "${CMAKE_C_FLAGS}" "-fshort-wchar" _expat_short_wchar_found) 231 if(${_expat_short_wchar_found} EQUAL "-1") 232 message(SEND_ERROR "Configuration -DEXPAT_CHAR_TYPE=wchar_t requires -DCMAKE_{C,CXX}_FLAGS=-fshort-wchar (which was not found) and libc compiled with -fshort-wchar, too.") 233 endif() 234 if (EXPAT_BUILD_TOOLS) 235 message(SEND_ERROR "The xmlwf tool can not be built with option -DEXPAT_CHAR_TYPE=wchar_t outside of Windows. Please pass -DEXPAT_CHAR_TYPE=char or -DEXPAT_BUILD_TOOLS=OFF.") 236 endif() 237 endif() 238else() 239 message(SEND_ERROR "Option -DEXPAT_CHAR_TYPE=(char|ushort|wchar_t) cannot be \"${EXPAT_CHAR_TYPE}\".") 240endif() 241 242if(_EXPAT_UNICODE) 243 add_definitions(-DXML_UNICODE) # for unsigned short 244 if(_EXPAT_UNICODE_WCHAR_T) 245 add_definitions(-DXML_UNICODE_WCHAR_T) # for wchar_t 246 endif() 247endif() 248 249include(${CMAKE_CURRENT_LIST_DIR}/ConfigureChecks.cmake) 250 251macro(evaluate_detection_results use_ref have_ref thing_lower thing_title) 252 if(${use_ref} AND NOT (${use_ref} STREQUAL "AUTO") AND NOT ${have_ref}) 253 message(SEND_ERROR 254 "Use of ${thing_lower} was enforced by ${use_ref}=ON but it could not be found.") 255 elseif(NOT ${use_ref} AND ${have_ref}) 256 message("${thing_title} was found but it will not be used due to ${use_ref}=OFF.") 257 set(${have_ref} 0) 258 endif() 259endmacro() 260 261if(NOT WIN32) 262 evaluate_detection_results(EXPAT_WITH_GETRANDOM HAVE_GETRANDOM "function getrandom" "Function getrandom") 263 evaluate_detection_results(EXPAT_WITH_SYS_GETRANDOM HAVE_SYSCALL_GETRANDOM "syscall SYS_getrandom" "Syscall SYS_getrandom") 264endif() 265 266_expat_copy_bool_int(EXPAT_ATTR_INFO XML_ATTR_INFO) 267_expat_copy_bool_int(EXPAT_DTD XML_DTD) 268_expat_copy_bool_int(EXPAT_LARGE_SIZE XML_LARGE_SIZE) 269_expat_copy_bool_int(EXPAT_MIN_SIZE XML_MIN_SIZE) 270_expat_copy_bool_int(EXPAT_NS XML_NS) 271if(NOT WIN32) 272 _expat_copy_bool_int(EXPAT_DEV_URANDOM XML_DEV_URANDOM) 273endif() 274set(XML_CONTEXT_BYTES ${EXPAT_CONTEXT_BYTES}) 275 276macro(expat_install) 277 if(EXPAT_ENABLE_INSTALL) 278 install(${ARGN}) 279 endif() 280endmacro() 281 282configure_file(expat_config.h.cmake "${CMAKE_CURRENT_BINARY_DIR}/expat_config.h") 283expat_install(FILES "${CMAKE_CURRENT_BINARY_DIR}/expat_config.h" DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}) 284 285 286set(EXTRA_COMPILE_FLAGS) 287if(FLAG_NO_STRICT_ALIASING) 288 set(EXTRA_COMPILE_FLAGS "${EXTRA_COMPILE_FLAGS} -fno-strict-aliasing") 289endif() 290if(FLAG_VISIBILITY) 291 add_definitions(-DXML_ENABLE_VISIBILITY=1) 292 set(EXTRA_COMPILE_FLAGS "${EXTRA_COMPILE_FLAGS} -fvisibility=hidden") 293endif() 294if(MINGW) 295 # Without __USE_MINGW_ANSI_STDIO the compiler produces a false positive 296 set(EXTRA_COMPILE_FLAGS "${EXTRA_COMPILE_FLAGS} -Wno-pedantic-ms-format") 297endif() 298if (EXPAT_WARNINGS_AS_ERRORS) 299 if(MSVC) 300 add_definitions(/WX) 301 else() 302 set(EXTRA_COMPILE_FLAGS "${EXTRA_COMPILE_FLAGS} -Werror") 303 endif() 304endif() 305set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${EXTRA_COMPILE_FLAGS}") 306set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${EXTRA_COMPILE_FLAGS}") 307 308if (MSVC) 309 if (EXPAT_MSVC_STATIC_CRT) 310 message("-- Using static CRT ${EXPAT_MSVC_STATIC_CRT}") 311 foreach(flag_var 312 CMAKE_CXX_FLAGS_${_EXPAT_BUILD_TYPE_UPPER} 313 CMAKE_CXX_FLAGS_DEBUG 314 CMAKE_CXX_FLAGS_RELEASE 315 CMAKE_CXX_FLAGS_MINSIZEREL 316 CMAKE_CXX_FLAGS_RELWITHDEBINFO 317 CMAKE_C_FLAGS_${_EXPAT_BUILD_TYPE_UPPER} 318 CMAKE_C_FLAGS_DEBUG 319 CMAKE_C_FLAGS_RELEASE 320 CMAKE_C_FLAGS_MINSIZEREL 321 CMAKE_C_FLAGS_RELWITHDEBINFO 322 ) 323 string(REPLACE "/MD" "/MT" ${flag_var} "${${flag_var}}") 324 endforeach() 325 endif() 326endif() 327 328if(_EXPAT_M32 AND NOT MSVC) 329 foreach(flag_var 330 CMAKE_CXX_FLAGS_${_EXPAT_BUILD_TYPE_UPPER} 331 CMAKE_CXX_FLAGS_DEBUG 332 CMAKE_CXX_FLAGS_RELEASE 333 CMAKE_CXX_FLAGS_MINSIZEREL 334 CMAKE_CXX_FLAGS_RELWITHDEBINFO 335 CMAKE_C_FLAGS_${_EXPAT_BUILD_TYPE_UPPER} 336 CMAKE_C_FLAGS_DEBUG 337 CMAKE_C_FLAGS_RELEASE 338 CMAKE_C_FLAGS_MINSIZEREL 339 CMAKE_C_FLAGS_RELWITHDEBINFO 340 ) 341 set(${flag_var} "${${flag_var}} -m32") 342 endforeach() 343endif() 344 345include_directories(${CMAKE_CURRENT_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/lib) 346if(MSVC) 347 add_definitions(-D_CRT_SECURE_NO_WARNINGS -wd4996) 348endif() 349 350# 351# Library filename postfix 352# 353if(_EXPAT_UNICODE) 354 set(_POSTFIX_WIDE "w") 355endif() 356 357if(MSVC AND NOT EXPAT_SHARED_LIBS) 358 if(EXPAT_MSVC_STATIC_CRT) 359 set(_POSTFIX_CRT "MT") 360 else() 361 set(_POSTFIX_CRT "MD") 362 endif() 363endif() 364 365foreach(postfix_var 366 CMAKE_${_EXPAT_BUILD_TYPE_UPPER}_POSTFIX 367 CMAKE_DEBUG_POSTFIX 368 CMAKE_RELEASE_POSTFIX 369 CMAKE_MINSIZEREL_POSTFIX 370 CMAKE_RELWITHDEBINFO_POSTFIX 371 ) 372 if(WIN32 AND postfix_var STREQUAL "CMAKE_DEBUG_POSTFIX") 373 set(_POSTFIX_DEBUG "d") 374 else() 375 set(_POSTFIX_DEBUG "") # needs a reset because of being looped 376 endif() 377 378 set(${postfix_var} "${_POSTFIX_WIDE}${_POSTFIX_DEBUG}${_POSTFIX_CRT}" CACHE STRING "Library filename postfix, e.g. libexpat<postfix=[w][d][MD|MT]>.lib") 379endforeach() 380 381# 382# C library 383# 384set(expat_SRCS 385 lib/xmlparse.c 386 lib/xmlrole.c 387 lib/xmltok.c 388# NOTE: ISO C forbids an empty translation unit 389# lib/xmltok_impl.c 390# lib/xmltok_ns.c 391) 392 393if(EXPAT_SHARED_LIBS) 394 set(_SHARED SHARED) 395 if(MSVC) 396 set(expat_SRCS ${expat_SRCS} lib/libexpat.def) 397 endif() 398else() 399 set(_SHARED STATIC) 400endif() 401 402add_library(expat ${_SHARED} ${expat_SRCS}) 403if(_EXPAT_LIBM_FOUND) 404 target_link_libraries(expat m) 405endif() 406if(EXPAT_WITH_LIBBSD) 407 target_link_libraries(expat ${LIB_BSD}) 408endif() 409 410set(LIBCURRENT 9) # sync 411set(LIBREVISION 6) # with 412set(LIBAGE 8) # configure.ac! 413math(EXPR LIBCURRENT_MINUS_AGE "${LIBCURRENT} - ${LIBAGE}") 414 415if(NOT WIN32) 416 set_property(TARGET expat PROPERTY VERSION ${LIBCURRENT_MINUS_AGE}.${LIBAGE}.${LIBREVISION}) 417 set_property(TARGET expat PROPERTY SOVERSION ${LIBCURRENT_MINUS_AGE}) 418 set_property(TARGET expat PROPERTY NO_SONAME ${NO_SONAME}) 419endif() 420if(WIN32 AND NOT MINGW) 421 # NOTE: This avoids a name collision with Expat.dll of Perl's XML::Parser::Expat 422 # on Windows by resorting to filename libexpat.dll since Expat 1.95.3. 423 # Everything but MSVC is already adding prefix "lib", automatically. 424 # NOTE: "set_property(TARGET expat PROPERTY PREFIX lib)" would only affect *.dll 425 # files but not *.lib files, so we have to rely on property OUTPUT_NAME, instead. 426 # Property CMAKE_*_POSTFIX still applies. 427 set_property(TARGET expat PROPERTY OUTPUT_NAME libexpat) 428endif() 429 430target_include_directories(expat 431 INTERFACE 432 $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/lib> 433 $<BUILD_INTERFACE:${CMAKE_CURRENT_BINARY_DIR}> 434 $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}> 435) 436 437if(NOT EXPAT_SHARED_LIBS AND WIN32) 438 target_compile_definitions(expat PUBLIC -DXML_STATIC) 439endif() 440 441expat_install(TARGETS expat EXPORT expat 442 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR} 443 LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR} 444 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}) 445 446expat_install(FILES lib/expat.h lib/expat_external.h DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}) 447 448# 449# pkg-config file 450# 451if(EXPAT_BUILD_PKGCONFIG) 452 if(CMAKE_INSTALL_LIBDIR MATCHES "^/") 453 set(_expat_pkgconfig_libdir "${CMAKE_INSTALL_LIBDIR}") 454 else() 455 set(_expat_pkgconfig_libdir "\${exec_prefix}/${CMAKE_INSTALL_LIBDIR}") 456 endif() 457 458 if(CMAKE_INSTALL_INCLUDEDIR MATCHES "^/") 459 set(_expat_pkgconfig_includedir "${CMAKE_INSTALL_INCLUDEDIR}") 460 else() 461 set(_expat_pkgconfig_includedir "\${prefix}/${CMAKE_INSTALL_INCLUDEDIR}") 462 endif() 463 464 set_target_properties(expat PROPERTIES 465 pkgconfig_prefix "${CMAKE_INSTALL_PREFIX}" 466 pkgconfig_exec_prefix "\${prefix}" 467 pkgconfig_libdir "${_expat_pkgconfig_libdir}" 468 pkgconfig_includedir "${_expat_pkgconfig_includedir}" 469 pkgconfig_version "${PACKAGE_VERSION}") 470 471 foreach(_build_type ${CMAKE_BUILD_TYPE} Debug Release RelWithDebInfo MinSizeRel) 472 string(TOLOWER "${_build_type}" _build_type_lower) 473 string(TOUPPER "${_build_type}" _build_type_upper) 474 set_property(TARGET expat PROPERTY "pkgconfig_${_build_type_lower}_name" "expat${CMAKE_${_build_type_upper}_POSTFIX}") 475 if(_EXPAT_LIBM_FOUND) 476 set_property(TARGET expat PROPERTY "pkgconfig_libm" "-lm") 477 else() 478 set_property(TARGET expat PROPERTY "pkgconfig_libm" "") 479 endif() 480 endforeach() 481 482 file(GENERATE 483 OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/$<CONFIG>/expat.pc 484 INPUT ${PROJECT_SOURCE_DIR}/expat.pc.cmake) 485 486 expat_install(FILES ${CMAKE_CURRENT_BINARY_DIR}/$<CONFIG>/expat.pc DESTINATION ${CMAKE_INSTALL_LIBDIR}/pkgconfig) 487endif() 488 489# 490# C command line tool xmlwf 491# 492if(EXPAT_BUILD_TOOLS) 493 set(xmlwf_SRCS 494 xmlwf/xmlwf.c 495 xmlwf/xmlfile.c 496 xmlwf/codepage.c 497 xmlwf/readfilemap.c 498 ) 499 500 add_executable(xmlwf ${xmlwf_SRCS}) 501 set_property(TARGET xmlwf PROPERTY RUNTIME_OUTPUT_DIRECTORY xmlwf) 502 target_link_libraries(xmlwf expat) 503 if(_EXPAT_LIBM_FOUND) 504 target_link_libraries(xmlwf m) 505 endif() 506 expat_install(TARGETS xmlwf DESTINATION ${CMAKE_INSTALL_BINDIR}) 507 508 if(MINGW AND _EXPAT_UNICODE_WCHAR_T) 509 # https://gcc.gnu.org/onlinedocs/gcc/x86-Windows-Options.html 510 set_target_properties(xmlwf PROPERTIES LINK_FLAGS -municode) 511 endif() 512 513 if(EXPAT_BUILD_DOCS) 514 file(MAKE_DIRECTORY ${PROJECT_BINARY_DIR}/doc) 515 add_custom_target( 516 xmlwf-manpage 517 COMMAND 518 "${DOCBOOK_TO_MAN}" "${PROJECT_SOURCE_DIR}/doc/xmlwf.xml" && mv "XMLWF.1" "${PROJECT_BINARY_DIR}/doc/xmlwf.1" 519 BYPRODUCTS 520 doc/xmlwf.1) 521 add_dependencies(expat xmlwf-manpage) 522 expat_install(FILES "${PROJECT_BINARY_DIR}/doc/xmlwf.1" DESTINATION ${CMAKE_INSTALL_MANDIR}/man1) 523 elseif(EXISTS ${PROJECT_SOURCE_DIR}/doc/xmlwf.1) 524 expat_install(FILES "${PROJECT_SOURCE_DIR}/doc/xmlwf.1" DESTINATION ${CMAKE_INSTALL_MANDIR}/man1) 525 endif() 526endif() 527 528# 529# C code examples 530# 531if(EXPAT_BUILD_EXAMPLES) 532 add_executable(elements examples/elements.c) 533 set_property(TARGET elements PROPERTY RUNTIME_OUTPUT_DIRECTORY examples) 534 target_link_libraries(elements expat) 535 536 add_executable(outline examples/outline.c) 537 set_property(TARGET outline PROPERTY RUNTIME_OUTPUT_DIRECTORY examples) 538 target_link_libraries(outline expat) 539endif() 540 541# 542# C/C++ test runners 543# 544if(EXPAT_BUILD_TESTS) 545 ## these are unittests that can be run on any platform 546 enable_testing() 547 548 set(test_SRCS 549 tests/chardata.c 550 tests/memcheck.c 551 tests/minicheck.c 552 tests/structdata.c 553 ${expat_SRCS} 554 ) 555 556 if(NOT MSVC) 557 if(MINGW) 558 set(host whatever-mingw32) # for nothing but run.sh 559 endif() 560 configure_file(${CMAKE_CURRENT_SOURCE_DIR}/run.sh.in run.sh @ONLY) 561 endif() 562 563 function(expat_add_test _name _file) 564 if(MSVC) 565 add_test(NAME ${_name} COMMAND ${_file}) 566 else() 567 add_test(NAME ${_name} COMMAND bash run.sh ${_file}) 568 endif() 569 endfunction() 570 571 add_executable(runtests tests/runtests.c ${test_SRCS}) 572 set_property(TARGET runtests PROPERTY RUNTIME_OUTPUT_DIRECTORY tests) 573 expat_add_test(runtests $<TARGET_FILE:runtests>) 574 575 add_executable(runtestspp tests/runtestspp.cpp ${test_SRCS}) 576 set_property(TARGET runtestspp PROPERTY RUNTIME_OUTPUT_DIRECTORY tests) 577 expat_add_test(runtestspp $<TARGET_FILE:runtestspp>) 578 579 if(_EXPAT_LIBM_FOUND) 580 target_link_libraries(runtests m) 581 target_link_libraries(runtestspp m) 582 endif() 583 584 if(EXPAT_WITH_LIBBSD) 585 target_link_libraries(runtests ${LIB_BSD}) 586 target_link_libraries(runtestspp ${LIB_BSD}) 587 endif() 588endif() 589 590if(EXPAT_BUILD_FUZZERS) 591 if(NOT "${CMAKE_C_COMPILER_ID}" STREQUAL "Clang") 592 message(SEND_ERROR 593 "Building fuzz targets without Clang (but ${CMAKE_C_COMPILER_ID}) " 594 "is not supported. Please set " 595 "-DCMAKE_C_COMPILER=clang -DCMAKE_CXX_COMPILER=clang++.") 596 endif() 597 598 string(FIND "${CMAKE_C_FLAGS}" "-fsanitize" sanitizer_present) 599 if(${sanitizer_present} EQUAL "-1") 600 message(WARNING 601 "There was no sanitizer present when building the fuzz targets. " 602 "This is likely in error - consider adding " 603 "-DCMAKE_C_FLAGS='-fsanitize=<sanitizer>' and " 604 "-DCMAKE_CXX_FLAGS='-fsanitize=<sanitizer>' and " 605 "-DCMAKE_EXE_LINKER_FLAGS='-fsanitize=<sanitizer>' and " 606 "-DCMAKE_MODULE_LINKER_FLAGS='-fsanitize=<sanitizer>' and " 607 "-DCMAKE_SHARED_LINKER_FLAGS='-fsanitize=<sanitizer>' to your cmake " 608 "execution.") 609 endif() 610 611 if(EXPAT_OSSFUZZ_BUILD AND NOT DEFINED ENV{LIB_FUZZING_ENGINE}) 612 message(SEND_ERROR 613 "OSS-Fuzz builds require the environment variable " 614 "LIB_FUZZING_ENGINE to be set. If you are seeing this " 615 "warning, it points to a deeper problem in the ossfuzz " 616 "build setup.") 617 endif() 618 619 set(encoding_types UTF-16 UTF-8 ISO-8859-1 US-ASCII UTF-16BE UTF-16LE) 620 set(fuzz_targets xml_parse_fuzzer xml_parsebuffer_fuzzer) 621 622 add_library(fuzzpat STATIC ${expat_SRCS}) 623 if(NOT EXPAT_OSSFUZZ_BUILD) 624 target_compile_options(fuzzpat PRIVATE -fsanitize=fuzzer-no-link) 625 endif() 626 627 foreach(fuzz_target ${fuzz_targets}) 628 foreach(encoding_type ${encoding_types}) 629 set(target_name ${fuzz_target}_${encoding_type}) 630 add_executable(${target_name} fuzz/${fuzz_target}.c) 631 target_link_libraries(${target_name} fuzzpat) 632 target_compile_definitions(${target_name} 633 PRIVATE ENCODING_FOR_FUZZING=${encoding_type}) 634 if(NOT EXPAT_OSSFUZZ_BUILD) 635 target_compile_options(${target_name} PRIVATE -fsanitize=fuzzer-no-link) 636 endif() 637 # NOTE: Avoiding target_link_options here only because it needs CMake >=3.13 638 if(EXPAT_OSSFUZZ_BUILD) 639 set_target_properties(${target_name} PROPERTIES LINK_FLAGS $ENV{LIB_FUZZING_ENGINE}) 640 set_target_properties(${target_name} PROPERTIES LINKER_LANGUAGE "CXX") 641 else() 642 set_target_properties(${target_name} PROPERTIES LINK_FLAGS -fsanitize=fuzzer) 643 endif() 644 set_property( 645 TARGET ${target_name} PROPERTY RUNTIME_OUTPUT_DIRECTORY fuzz) 646 endforeach() 647 endforeach() 648else() 649 if(EXPAT_OSSFUZZ_BUILD) 650 message(SEND_ERROR 651 "Attempting to perform an ossfuzz build without turning on the fuzzer build. " 652 "This is likely in error - consider adding " 653 "-DEXPAT_BUILD_FUZZERS=ON to your cmake execution.") 654 endif() 655endif() 656 657# 658# Custom target "run-xmltest" 659# 660if(EXPAT_BUILD_TOOLS AND NOT MSVC) 661 add_custom_target( 662 xmlts-zip-downloaded 663 COMMAND 664 sh -c 'test -f xmlts.zip || wget --output-document=xmlts.zip https://www.w3.org/XML/Test/xmlts20080827.zip' 665 BYPRODUCTS 666 tests/xmlts.zip 667 WORKING_DIRECTORY 668 tests/) 669 670 add_custom_target( 671 xmlts-zip-extracted 672 COMMAND 673 sh -c 'test -d xmlconf || unzip -q xmlts.zip' 674 BYPRODUCTS 675 tests/xmlconf 676 WORKING_DIRECTORY 677 tests/) 678 add_dependencies(xmlts-zip-extracted xmlts-zip-downloaded) 679 680 add_custom_target( 681 xmltest-sh-been-run 682 COMMAND 683 sh -c '${CMAKE_CURRENT_SOURCE_DIR}/tests/xmltest.sh "bash ${CMAKE_CURRENT_BINARY_DIR}/run.sh $<TARGET_FILE:xmlwf>" 2>&1 | tee tests/xmltest.log' 684 BYPRODUCTS 685 tests/xmltest.log) 686 add_dependencies(xmltest-sh-been-run xmlts-zip-extracted xmlwf) 687 688 add_custom_target( 689 xmltest-log-fixed 690 COMMAND 691 ${CMAKE_CURRENT_SOURCE_DIR}/fix-xmltest-log.sh tests/xmltest.log 692 DEPENDS 693 tests/xmltest.log) 694 add_dependencies(xmltest-log-fixed xmltest-sh-been-run) 695 696 add_custom_target( 697 xmltest-log-verified 698 COMMAND 699 diff -u ${CMAKE_CURRENT_SOURCE_DIR}/tests/xmltest.log.expected tests/xmltest.log) 700 add_dependencies(xmltest-log-verified xmltest-log-fixed) 701 702 add_custom_target(run-xmltest) 703 add_dependencies(run-xmltest xmltest-log-verified) 704endif() 705 706# 707# Documentation 708# 709configure_file(Changes changelog COPYONLY) 710expat_install( 711 FILES 712 AUTHORS 713 ${CMAKE_CURRENT_BINARY_DIR}/changelog 714 DESTINATION 715 ${CMAKE_INSTALL_DOCDIR}) 716 717# 718# CMake files for find_package(expat [..] CONFIG [..]) 719# 720configure_package_config_file( 721 cmake/expat-config.cmake.in 722 cmake/expat-config.cmake 723 INSTALL_DESTINATION 724 ${CMAKE_INSTALL_LIBDIR}/cmake/expat-${PROJECT_VERSION}/ 725) 726write_basic_package_version_file( 727 cmake/expat-config-version.cmake 728 COMPATIBILITY SameMajorVersion # i.e. semver 729) 730export( 731 TARGETS 732 expat 733 FILE 734 cmake/expat-targets.cmake # not going to be installed 735) 736expat_install( 737 FILES 738 ${CMAKE_CURRENT_BINARY_DIR}/cmake/expat-config.cmake 739 ${CMAKE_CURRENT_BINARY_DIR}/cmake/expat-config-version.cmake 740 DESTINATION 741 ${CMAKE_INSTALL_LIBDIR}/cmake/expat-${PROJECT_VERSION}/ 742) 743expat_install( 744 EXPORT 745 expat 746 DESTINATION 747 ${CMAKE_INSTALL_LIBDIR}/cmake/expat-${PROJECT_VERSION}/ 748 NAMESPACE 749 expat:: 750) 751 752# 753# CPack 754# 755 756# This effectively disables target "package_source". 757# That is done due to CPack's unfortunate choice of an exclusion list 758# rather than inclusion list. An exclusion list does not protect against 759# unwanted files ending up in the resulting archive in a way that's 760# safe to run from an Expat developer's machine. 761set(CPACK_SOURCE_GENERATOR '') 762 763if(WIN32) 764 set(CPACK_GENERATOR ZIP) 765else() 766 set(CPACK_GENERATOR TGZ) 767endif() 768 769include(CPack) 770 771# 772# Summary 773# 774if(EXPAT_CHAR_TYPE STREQUAL "char") 775 set(_EXPAT_CHAR_TYPE_SUMMARY "char (UTF-8)") 776elseif(EXPAT_CHAR_TYPE STREQUAL "ushort") 777 set(_EXPAT_CHAR_TYPE_SUMMARY "ushort (unsigned short, UTF-16)") 778elseif(EXPAT_CHAR_TYPE STREQUAL "wchar_t") 779 if(WIN32) 780 set(_EXPAT_CHAR_TYPE_SUMMARY "wchar_t (UTF-16)") 781 else() 782 set(_EXPAT_CHAR_TYPE_SUMMARY "wchar_t (UTF-32) // not implemented") 783 endif() 784else() 785 set(_EXPAT_CHAR_TYPE_SUMMARY "ERROR") 786endif() 787# NOTE: We're not accessing global property GENERATOR_IS_MULTI_CONFIG 788# because that would require CMake >=3.9 789if(CMAKE_CONFIGURATION_TYPES) 790 set(_EXPAT_GENERATOR_IS_MULTI_CONFIG TRUE) 791else() 792 set(_EXPAT_GENERATOR_IS_MULTI_CONFIG FALSE) 793endif() 794 795message(STATUS "===========================================================================") 796message(STATUS "") 797message(STATUS "Configuration") 798message(STATUS " Generator .................. ${CMAKE_GENERATOR}") 799if(_EXPAT_GENERATOR_IS_MULTI_CONFIG) 800 message(STATUS " Build types ................ ${CMAKE_CONFIGURATION_TYPES}") 801else() 802 message(STATUS " Build type ................. ${CMAKE_BUILD_TYPE}") 803endif() 804message(STATUS " Prefix ..................... ${CMAKE_INSTALL_PREFIX}") 805message(STATUS " Shared libraries ........... ${EXPAT_SHARED_LIBS}") 806if(MSVC) 807 message(STATUS " Static CRT ................. ${EXPAT_MSVC_STATIC_CRT}") 808endif() 809message(STATUS " Character type ............. ${_EXPAT_CHAR_TYPE_SUMMARY}") 810if(NOT _EXPAT_GENERATOR_IS_MULTI_CONFIG) 811 message(STATUS " Library name postfix ....... ${CMAKE_${_EXPAT_BUILD_TYPE_UPPER}_POSTFIX}") 812endif() 813message(STATUS "") 814message(STATUS " Build documentation ........ ${EXPAT_BUILD_DOCS}") 815message(STATUS " Build examples ............. ${EXPAT_BUILD_EXAMPLES}") 816message(STATUS " Build fuzzers .............. ${EXPAT_BUILD_FUZZERS}") 817message(STATUS " Build tests ................ ${EXPAT_BUILD_TESTS}") 818message(STATUS " Build tools (xmlwf) ........ ${EXPAT_BUILD_TOOLS}") 819message(STATUS " Build pkg-config file ...... ${EXPAT_BUILD_PKGCONFIG}") 820message(STATUS " Install files .............. ${EXPAT_ENABLE_INSTALL}") 821message(STATUS "") 822message(STATUS " Features") 823message(STATUS " // Advanced options, changes not advised") 824message(STATUS " Attributes info .......... ${EXPAT_ATTR_INFO}") 825message(STATUS " Context bytes ............ ${EXPAT_CONTEXT_BYTES}") 826message(STATUS " DTD support .............. ${EXPAT_DTD}") 827message(STATUS " Large size ............... ${EXPAT_LARGE_SIZE}") 828message(STATUS " Minimum size ............. ${EXPAT_MIN_SIZE}") 829message(STATUS " Namespace support ........ ${EXPAT_NS}") 830message(STATUS "") 831message(STATUS " Entropy sources") 832if(WIN32) 833 message(STATUS " rand_s ................... ON") 834else() 835 message(STATUS " getrandom ................ ${HAVE_GETRANDOM}") 836 message(STATUS " syscall SYS_getrandom .... ${HAVE_SYSCALL_GETRANDOM}") 837 message(STATUS " libbsd ................... ${EXPAT_WITH_LIBBSD}") 838 message(STATUS " /dev/random .............. ${EXPAT_DEV_URANDOM}") 839endif() 840message(STATUS "") 841if(CMAKE_GENERATOR STREQUAL "Unix Makefiles") 842 message(STATUS "Continue with") 843 message(STATUS " make") 844 if(EXPAT_BUILD_TESTS) 845 message(STATUS " make test") 846 endif() 847 if(EXPAT_ENABLE_INSTALL) 848 message(STATUS " sudo make install") 849 endif() 850 message(STATUS "") 851endif() 852message(STATUS "===========================================================================") 853