787 lines
28 KiB
CMake
787 lines
28 KiB
CMake
# __ __ _
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# ___\ \/ /_ __ __ _| |_
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# / _ \\ /| '_ \ / _` | __|
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# | __// \| |_) | (_| | |_
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# \___/_/\_\ .__/ \__,_|\__|
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# |_| XML parser
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#
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# Copyright (c) 2010 Patrick Spendrin <ps_ml@gmx.de>
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# Copyright (c) 2012 Karl Waclawek <karl@waclawek.net>
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# Copyright (c) 2016-2021 Sebastian Pipping <sebastian@pipping.org>
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# Copyright (c) 2016 Sergei Nikulov <sergey.nikulov@gmail.com>
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# Copyright (c) 2016 Björn Lindahl <bjorn.lindahl@foi.se>
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# Copyright (c) 2016 Tobias Taschner <github@tc84.de>
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# Copyright (c) 2016 Ben Boeckel <ben.boeckel@kitware.com>
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# Copyright (c) 2017 Rhodri James <rhodri@wildebeest.org.uk>
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# Copyright (c) 2017 Rolf Eike Beer <eike@sf-mail.de>
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# Copyright (c) 2017 Stephen Groat <stephen@groat.us>
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# Copyright (c) 2017 Franek Korta <fkorta@gmail.com>
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# Copyright (c) 2018 pedro-vicente <pedro.vicente@space-research.org>
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# Copyright (c) 2018 Frank Rast <frank.rast@gefeg.com>
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# Copyright (c) 2018 userwithuid <userwithuid@gmail.com>
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# Copyright (c) 2018 Yury Gribov <tetra2005@gmail.com>
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# Copyright (c) 2019 Kishore Kunche <kishore.kunche@intel.com>
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# Copyright (c) 2019 xantares <xantares09@hotmail.com>
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# Copyright (c) 2019 Mohammed Khajapasha <mohammed.khajapasha@intel.com>
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# Copyright (c) 2019 David Loffredo <loffredo@steptools.com>
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# Copyright (c) 2019 Bhargava Shastry <bhargava.shastry@ethereum.org>
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# Copyright (c) 2020 Maciej Sroczyński <macieksroczynski@poczta.fm>
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# Copyright (c) 2020 Gulliver <gulliver@traumkristalle.net>
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# Copyright (c) 2020 Thomas Beutlich <tc@tbeu.de>
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# Copyright (c) 2021 Alex Richardson <Alexander.Richardson@cl.cam.ac.uk>
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# Unlike most of Expat,
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# this file is copyrighted under the BSD-license for buildsystem files of KDE.
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cmake_minimum_required(VERSION 3.1.3)
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# This allows controlling documented build time switches
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# when Expat is pulled in using the add_subdirectory function, e.g.
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#
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# set(EXPAT_BUILD_DOCS OFF)
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# set(EXPAT_BUILD_TOOLS OFF)
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# add_subdirectory(${expat_SOURCE_DIR}/expat ${expat_BINARY_DIR})
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#
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# would disable compilation of the xmlwf CLI and its man page.
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# Without activating behaviour NEW for policy CMP0077 here,
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# a user with -Wdev enabled would see warning
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#
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# Policy CMP0077 is not set: option() honors normal variables. Run "cmake
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# --help-policy CMP0077" for policy details. Use the cmake_policy command to
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# set the policy and suppress this warning.
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#
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# For compatibility with older versions of CMake, option is clearing the
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# normal variable 'EXPAT_BUILD_DOCS'.
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#
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# and effectively not be able to adjust option EXPAT_BUILD_DOCS.
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#
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# For more details please see:
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# - https://cmake.org/cmake/help/latest/policy/CMP0077.html
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# - https://github.com/libexpat/libexpat/pull/419
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#
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if(POLICY CMP0077)
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cmake_policy(SET CMP0077 NEW)
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endif()
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project(expat
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VERSION
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2.4.1
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LANGUAGES
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C
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)
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set(PACKAGE_BUGREPORT "expat-bugs@libexpat.org")
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set(PACKAGE_NAME "expat")
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set(PACKAGE_VERSION "${PROJECT_VERSION}")
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set(PACKAGE_STRING "${PACKAGE_NAME} ${PACKAGE_VERSION}")
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set(PACKAGE_TARNAME "${PACKAGE_NAME}")
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include(CMakePackageConfigHelpers)
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include(GNUInstallDirs)
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#
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# Configuration defaults
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#
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if(WINCE)
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set(_EXPAT_BUILD_TOOLS_DEFAULT OFF)
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else()
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set(_EXPAT_BUILD_TOOLS_DEFAULT ON)
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endif()
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if(MSVC OR NOT _EXPAT_BUILD_TOOLS_DEFAULT)
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set(_EXPAT_BUILD_DOCS_DEFAULT OFF)
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else()
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find_program(DOCBOOK_TO_MAN NAMES docbook2x-man db2x_docbook2man docbook2man docbook-to-man)
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if(DOCBOOK_TO_MAN)
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set(_EXPAT_BUILD_DOCS_DEFAULT ON)
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else()
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set(_EXPAT_BUILD_DOCS_DEFAULT OFF)
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endif()
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endif()
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if(MSVC)
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set(_EXPAT_BUILD_PKGCONFIG_DEFAULT OFF)
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else()
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set(_EXPAT_BUILD_PKGCONFIG_DEFAULT ON)
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endif()
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if(DEFINED BUILD_SHARED_LIBS)
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set(_EXPAT_SHARED_LIBS_DEFAULT ${BUILD_SHARED_LIBS})
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else()
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set(_EXPAT_SHARED_LIBS_DEFAULT ON)
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endif()
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#
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# Configuration
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#
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option(EXPAT_BUILD_TOOLS "build the xmlwf tool for expat library" ${_EXPAT_BUILD_TOOLS_DEFAULT})
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option(EXPAT_BUILD_EXAMPLES "build the examples for expat library" ON)
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option(EXPAT_BUILD_TESTS "build the tests for expat library" ON)
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option(EXPAT_SHARED_LIBS "build a shared expat library" ${_EXPAT_SHARED_LIBS_DEFAULT})
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option(EXPAT_BUILD_DOCS "build man page for xmlwf" ${_EXPAT_BUILD_DOCS_DEFAULT})
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option(EXPAT_BUILD_FUZZERS "build fuzzers for the expat library" OFF)
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option(EXPAT_BUILD_PKGCONFIG "build pkg-config file" ${_EXPAT_BUILD_PKGCONFIG_DEFAULT})
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option(EXPAT_OSSFUZZ_BUILD "build fuzzers via ossfuzz for the expat library" OFF)
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if(UNIX OR _EXPAT_HELP)
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option(EXPAT_WITH_LIBBSD "utilize libbsd (for arc4random_buf)" OFF)
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endif()
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option(EXPAT_ENABLE_INSTALL "install expat files in cmake install target" ON)
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set(EXPAT_CONTEXT_BYTES 1024 CACHE STRING "Define to specify how much context to retain around the current parse point")
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mark_as_advanced(EXPAT_CONTEXT_BYTES)
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option(EXPAT_DTD "Define to make parameter entity parsing functionality available" ON)
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mark_as_advanced(EXPAT_DTD)
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option(EXPAT_NS "Define to make XML Namespaces functionality available" ON)
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mark_as_advanced(EXPAT_NS)
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option(EXPAT_WARNINGS_AS_ERRORS "Treat all compiler warnings as errors" OFF)
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if(UNIX OR _EXPAT_HELP)
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option(EXPAT_DEV_URANDOM "Define to include code reading entropy from `/dev/urandom'." ON)
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set(EXPAT_WITH_GETRANDOM "AUTO" CACHE STRING
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"Make use of getrandom function (ON|OFF|AUTO) [default=AUTO]")
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set(EXPAT_WITH_SYS_GETRANDOM "AUTO" CACHE STRING
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"Make use of syscall SYS_getrandom (ON|OFF|AUTO) [default=AUTO]")
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mark_as_advanced(EXPAT_DEV_URANDOM)
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endif()
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set(EXPAT_CHAR_TYPE "char" CACHE STRING "Character type to use (char|ushort|wchar_t) [default=char]")
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option(EXPAT_ATTR_INFO "Define to allow retrieving the byte offsets for attribute names and values" OFF)
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mark_as_advanced(EXPAT_ATTR_INFO)
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option(EXPAT_LARGE_SIZE "Make XML_GetCurrent* functions return <(unsigned) long long> rather than <(unsigned) long>" OFF)
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mark_as_advanced(EXPAT_LARGE_SIZE)
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option(EXPAT_MIN_SIZE "Get a smaller (but slower) parser (in particular avoid multiple copies of the tokenizer)" OFF)
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mark_as_advanced(EXPAT_MIN_SIZE)
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if(MSVC OR _EXPAT_HELP)
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set(EXPAT_MSVC_STATIC_CRT OFF CACHE BOOL "Use /MT flag (static CRT) when compiling in MSVC")
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endif()
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if(EXPAT_BUILD_TESTS)
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# We have to call enable_language() before modifying any CMAKE_CXX_* variables
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enable_language(CXX)
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endif()
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#
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# Environment checks
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#
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if(EXPAT_WITH_LIBBSD)
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find_library(LIB_BSD NAMES bsd)
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if(NOT LIB_BSD)
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message(SEND_ERROR "EXPAT_WITH_LIBBSD option is enabled, but libbsd was not found")
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else()
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set(HAVE_LIBBSD TRUE)
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endif()
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endif()
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if(MSVC)
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# For the three types of MSVC version values, please see:
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# - https://cmake.org/cmake/help/latest/variable/MSVC_VERSION.html
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# - https://sourceforge.net/p/predef/wiki/Compilers/
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# - https://en.wikipedia.org/wiki/Microsoft_Visual_Studio#History
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set(_EXPAT_MSVC_REQUIRED_INT 1800) # i.e. 12.0/2013/1800; see PR #426
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set(_EXPAT_MSVC_SUPPORTED_INT 1910)
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set(_EXPAT_MSVC_SUPPORTED_DISPLAY "Visual Studio 15.0/2017/${_EXPAT_MSVC_SUPPORTED_INT}")
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if(MSVC_VERSION VERSION_LESS ${_EXPAT_MSVC_SUPPORTED_INT})
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if(MSVC_VERSION VERSION_LESS ${_EXPAT_MSVC_REQUIRED_INT})
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message(SEND_ERROR "MSVC_VERSION ${MSVC_VERSION} is TOO OLD to compile Expat without errors.")
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message(SEND_ERROR "Please use officially supported ${_EXPAT_MSVC_SUPPORTED_DISPLAY} or later. Thank you!")
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else()
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message(WARNING "MSVC_VERSION ${MSVC_VERSION} is NOT OFFICIALLY SUPPORTED by Expat.")
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message(WARNING "Please use ${_EXPAT_MSVC_SUPPORTED_DISPLAY} or later. Thank you!")
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endif()
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endif()
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endif()
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macro(_expat_copy_bool_int source_ref dest_ref)
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if(${source_ref})
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set(${dest_ref} 1)
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else()
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set(${dest_ref} 0)
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endif()
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endmacro()
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if(EXPAT_LARGE_SIZE)
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add_definitions(-DXML_LARGE_SIZE)
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endif()
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if(EXPAT_MIN_SIZE)
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add_definitions(-DXML_MIN_SIZE)
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endif()
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if(EXPAT_CHAR_TYPE STREQUAL "char")
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set(_EXPAT_UNICODE OFF)
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set(_EXPAT_UNICODE_WCHAR_T OFF)
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elseif(EXPAT_CHAR_TYPE STREQUAL "ushort")
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set(_EXPAT_UNICODE ON)
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set(_EXPAT_UNICODE_WCHAR_T OFF)
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if(EXPAT_BUILD_EXAMPLES)
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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.")
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endif()
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if(EXPAT_BUILD_TESTS)
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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.")
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endif()
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if(EXPAT_BUILD_TOOLS)
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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.")
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endif()
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elseif(EXPAT_CHAR_TYPE STREQUAL "wchar_t")
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set(_EXPAT_UNICODE ON)
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set(_EXPAT_UNICODE_WCHAR_T ON)
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if(NOT WIN32)
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string(FIND "${CMAKE_C_FLAGS}" "-fshort-wchar" _expat_short_wchar_found)
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if(${_expat_short_wchar_found} EQUAL "-1")
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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.")
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endif()
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if (EXPAT_BUILD_TOOLS)
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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.")
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endif()
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endif()
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else()
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message(SEND_ERROR "Option -DEXPAT_CHAR_TYPE=(char|ushort|wchar_t) cannot be \"${EXPAT_CHAR_TYPE}\".")
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endif()
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if(_EXPAT_UNICODE)
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add_definitions(-DXML_UNICODE) # for unsigned short
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if(_EXPAT_UNICODE_WCHAR_T)
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add_definitions(-DXML_UNICODE_WCHAR_T) # for wchar_t
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endif()
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endif()
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include(${CMAKE_CURRENT_LIST_DIR}/ConfigureChecks.cmake)
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macro(evaluate_detection_results use_ref have_ref thing_lower thing_title)
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if(${use_ref} AND NOT (${use_ref} STREQUAL "AUTO") AND NOT ${have_ref})
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message(SEND_ERROR
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"Use of ${thing_lower} was enforced by ${use_ref}=ON but it could not be found.")
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elseif(NOT ${use_ref} AND ${have_ref})
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message("${thing_title} was found but it will not be used due to ${use_ref}=OFF.")
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set(${have_ref} 0)
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endif()
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endmacro()
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if(NOT WIN32)
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evaluate_detection_results(EXPAT_WITH_GETRANDOM HAVE_GETRANDOM "function getrandom" "Function getrandom")
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evaluate_detection_results(EXPAT_WITH_SYS_GETRANDOM HAVE_SYSCALL_GETRANDOM "syscall SYS_getrandom" "Syscall SYS_getrandom")
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endif()
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_expat_copy_bool_int(EXPAT_ATTR_INFO XML_ATTR_INFO)
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_expat_copy_bool_int(EXPAT_DTD XML_DTD)
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_expat_copy_bool_int(EXPAT_LARGE_SIZE XML_LARGE_SIZE)
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_expat_copy_bool_int(EXPAT_MIN_SIZE XML_MIN_SIZE)
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_expat_copy_bool_int(EXPAT_NS XML_NS)
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if(NOT WIN32)
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_expat_copy_bool_int(EXPAT_DEV_URANDOM XML_DEV_URANDOM)
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endif()
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set(XML_CONTEXT_BYTES ${EXPAT_CONTEXT_BYTES})
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macro(expat_install)
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if(EXPAT_ENABLE_INSTALL)
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install(${ARGN})
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endif()
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endmacro()
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configure_file(expat_config.h.cmake "${CMAKE_CURRENT_BINARY_DIR}/expat_config.h")
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expat_install(FILES "${CMAKE_CURRENT_BINARY_DIR}/expat_config.h" DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
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set(EXTRA_COMPILE_FLAGS)
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if(FLAG_NO_STRICT_ALIASING)
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set(EXTRA_COMPILE_FLAGS "${EXTRA_COMPILE_FLAGS} -fno-strict-aliasing")
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endif()
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if(FLAG_VISIBILITY)
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add_definitions(-DXML_ENABLE_VISIBILITY=1)
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set(EXTRA_COMPILE_FLAGS "${EXTRA_COMPILE_FLAGS} -fvisibility=hidden")
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endif()
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if(MINGW)
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# Without __USE_MINGW_ANSI_STDIO the compiler produces a false positive
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set(EXTRA_COMPILE_FLAGS "${EXTRA_COMPILE_FLAGS} -Wno-pedantic-ms-format")
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endif()
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if (EXPAT_WARNINGS_AS_ERRORS)
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if(MSVC)
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add_definitions(/WX)
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else()
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set(EXTRA_COMPILE_FLAGS "${EXTRA_COMPILE_FLAGS} -Werror")
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endif()
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endif()
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${EXTRA_COMPILE_FLAGS}")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${EXTRA_COMPILE_FLAGS}")
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if (MSVC)
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if (EXPAT_MSVC_STATIC_CRT)
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message("-- Using static CRT ${EXPAT_MSVC_STATIC_CRT}")
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foreach(flag_var
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CMAKE_CXX_FLAGS_DEBUG
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CMAKE_CXX_FLAGS_RELEASE
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CMAKE_CXX_FLAGS_MINSIZEREL
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CMAKE_CXX_FLAGS_RELWITHDEBINFO
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CMAKE_C_FLAGS_DEBUG
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CMAKE_C_FLAGS_RELEASE
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CMAKE_C_FLAGS_MINSIZEREL
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CMAKE_C_FLAGS_RELWITHDEBINFO
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)
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string(REPLACE "/MD" "/MT" ${flag_var} "${${flag_var}}")
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endforeach()
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endif()
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endif()
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include_directories(${CMAKE_CURRENT_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/lib)
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if(MSVC)
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add_definitions(-D_CRT_SECURE_NO_WARNINGS -wd4996)
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endif()
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if(WIN32)
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if(_EXPAT_UNICODE_WCHAR_T)
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set(_POSTFIX_WIDE "w")
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endif()
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if(MSVC AND NOT EXPAT_SHARED_LIBS)
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if(EXPAT_MSVC_STATIC_CRT)
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set(_POSTFIX_CRT "MT")
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else()
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set(_POSTFIX_CRT "MD")
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endif()
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endif()
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foreach(postfix_var
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CMAKE_DEBUG_POSTFIX
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CMAKE_RELEASE_POSTFIX
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CMAKE_MINSIZEREL_POSTFIX
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CMAKE_RELWITHDEBINFO_POSTFIX
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)
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if(postfix_var STREQUAL "CMAKE_DEBUG_POSTFIX")
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set(_POSTFIX_DEBUG "d")
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else()
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set(_POSTFIX_DEBUG "")
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endif()
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set(${postfix_var} "${_POSTFIX_WIDE}${_POSTFIX_DEBUG}${_POSTFIX_CRT}" CACHE STRING "Windows binary postfix, e.g. libexpat<postfix=[w][d][MD|MT]>.lib")
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endforeach()
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endif()
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#
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# C library
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#
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set(expat_SRCS
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lib/xmlparse.c
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lib/xmlrole.c
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lib/xmltok.c
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# NOTE: ISO C forbids an empty translation unit
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# lib/xmltok_impl.c
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# lib/xmltok_ns.c
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)
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if(EXPAT_SHARED_LIBS)
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set(_SHARED SHARED)
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if(MSVC)
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set(expat_SRCS ${expat_SRCS} lib/libexpat.def)
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endif()
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else()
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set(_SHARED STATIC)
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endif()
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# Avoid colliding with Expat.dll of Perl's XML::Parser::Expat
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if(WIN32 AND NOT MINGW)
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set(_EXPAT_OUTPUT_NAME libexpat) # CMAKE_*_POSTFIX applies, see above
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else()
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if(_EXPAT_UNICODE)
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set(_EXPAT_OUTPUT_NAME expatw)
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else()
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set(_EXPAT_OUTPUT_NAME expat)
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endif()
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endif()
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add_library(expat ${_SHARED} ${expat_SRCS})
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if(EXPAT_WITH_LIBBSD)
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target_link_libraries(expat ${LIB_BSD})
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endif()
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set(LIBCURRENT 9) # sync
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set(LIBREVISION 0) # with
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set(LIBAGE 8) # configure.ac!
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math(EXPR LIBCURRENT_MINUS_AGE "${LIBCURRENT} - ${LIBAGE}")
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set_property(TARGET expat PROPERTY OUTPUT_NAME "${_EXPAT_OUTPUT_NAME}")
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if(NOT WIN32)
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set_property(TARGET expat PROPERTY VERSION ${LIBCURRENT_MINUS_AGE}.${LIBAGE}.${LIBREVISION})
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set_property(TARGET expat PROPERTY SOVERSION ${LIBCURRENT_MINUS_AGE})
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set_property(TARGET expat PROPERTY NO_SONAME ${NO_SONAME})
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endif()
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target_include_directories(expat
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|
INTERFACE
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$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/lib>
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$<BUILD_INTERFACE:${CMAKE_CURRENT_BINARY_DIR}>
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$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
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)
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if(NOT EXPAT_SHARED_LIBS AND WIN32)
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target_compile_definitions(expat PUBLIC -DXML_STATIC)
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|
endif()
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expat_install(TARGETS expat EXPORT expat
|
|
RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
|
|
LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
|
|
ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR})
|
|
|
|
expat_install(FILES lib/expat.h lib/expat_external.h DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
|
|
|
|
#
|
|
# pkg-config file
|
|
#
|
|
if(EXPAT_BUILD_PKGCONFIG)
|
|
set(prefix ${CMAKE_INSTALL_PREFIX})
|
|
set(exec_prefix "\${prefix}")
|
|
|
|
if(CMAKE_INSTALL_LIBDIR MATCHES "^/")
|
|
set(libdir "${CMAKE_INSTALL_LIBDIR}")
|
|
else()
|
|
set(libdir "\${exec_prefix}/${CMAKE_INSTALL_LIBDIR}")
|
|
endif()
|
|
|
|
if(CMAKE_INSTALL_INCLUDEDIR MATCHES "^/")
|
|
set(includedir "${CMAKE_INSTALL_INCLUDEDIR}")
|
|
else()
|
|
set(includedir "\${prefix}/${CMAKE_INSTALL_INCLUDEDIR}")
|
|
endif()
|
|
|
|
configure_file(expat.pc.in ${CMAKE_CURRENT_BINARY_DIR}/expat.pc @ONLY)
|
|
expat_install(FILES ${CMAKE_CURRENT_BINARY_DIR}/expat.pc DESTINATION ${CMAKE_INSTALL_LIBDIR}/pkgconfig)
|
|
endif()
|
|
|
|
#
|
|
# C command line tool xmlwf
|
|
#
|
|
if(EXPAT_BUILD_TOOLS)
|
|
set(xmlwf_SRCS
|
|
xmlwf/xmlwf.c
|
|
xmlwf/xmlfile.c
|
|
xmlwf/codepage.c
|
|
xmlwf/readfilemap.c
|
|
)
|
|
|
|
add_executable(xmlwf ${xmlwf_SRCS})
|
|
set_property(TARGET xmlwf PROPERTY RUNTIME_OUTPUT_DIRECTORY xmlwf)
|
|
target_link_libraries(xmlwf expat)
|
|
expat_install(TARGETS xmlwf DESTINATION ${CMAKE_INSTALL_BINDIR})
|
|
|
|
if(MINGW AND _EXPAT_UNICODE_WCHAR_T)
|
|
# https://gcc.gnu.org/onlinedocs/gcc/x86-Windows-Options.html
|
|
set_target_properties(xmlwf PROPERTIES LINK_FLAGS -municode)
|
|
endif()
|
|
|
|
if(EXPAT_BUILD_DOCS)
|
|
file(MAKE_DIRECTORY ${PROJECT_BINARY_DIR}/doc)
|
|
add_custom_target(
|
|
xmlwf-manpage
|
|
COMMAND
|
|
"${DOCBOOK_TO_MAN}" "${PROJECT_SOURCE_DIR}/doc/xmlwf.xml" && mv "XMLWF.1" "${PROJECT_BINARY_DIR}/doc/xmlwf.1"
|
|
BYPRODUCTS
|
|
doc/xmlwf.1)
|
|
add_dependencies(expat xmlwf-manpage)
|
|
expat_install(FILES "${PROJECT_BINARY_DIR}/doc/xmlwf.1" DESTINATION ${CMAKE_INSTALL_MANDIR}/man1)
|
|
elseif(EXISTS ${PROJECT_SOURCE_DIR}/doc/xmlwf.1)
|
|
expat_install(FILES "${PROJECT_SOURCE_DIR}/doc/xmlwf.1" DESTINATION ${CMAKE_INSTALL_MANDIR}/man1)
|
|
endif()
|
|
endif()
|
|
|
|
#
|
|
# C code examples
|
|
#
|
|
if(EXPAT_BUILD_EXAMPLES)
|
|
add_executable(elements examples/elements.c)
|
|
set_property(TARGET elements PROPERTY RUNTIME_OUTPUT_DIRECTORY examples)
|
|
target_link_libraries(elements expat)
|
|
|
|
add_executable(outline examples/outline.c)
|
|
set_property(TARGET outline PROPERTY RUNTIME_OUTPUT_DIRECTORY examples)
|
|
target_link_libraries(outline expat)
|
|
endif()
|
|
|
|
#
|
|
# C/C++ test runners
|
|
#
|
|
if(EXPAT_BUILD_TESTS)
|
|
## these are unittests that can be run on any platform
|
|
enable_testing()
|
|
|
|
set(test_SRCS
|
|
tests/chardata.c
|
|
tests/memcheck.c
|
|
tests/minicheck.c
|
|
tests/structdata.c
|
|
${expat_SRCS}
|
|
)
|
|
|
|
if(NOT MSVC)
|
|
if(MINGW)
|
|
set(host whatever-mingw32) # for nothing but run.sh
|
|
endif()
|
|
configure_file(${CMAKE_CURRENT_SOURCE_DIR}/run.sh.in run.sh @ONLY)
|
|
endif()
|
|
|
|
function(expat_add_test _name _file)
|
|
if(MSVC)
|
|
add_test(NAME ${_name} COMMAND ${_file})
|
|
else()
|
|
add_test(NAME ${_name} COMMAND bash run.sh ${_file})
|
|
endif()
|
|
endfunction()
|
|
|
|
add_executable(runtests tests/runtests.c ${test_SRCS})
|
|
set_property(TARGET runtests PROPERTY RUNTIME_OUTPUT_DIRECTORY tests)
|
|
expat_add_test(runtests $<TARGET_FILE:runtests>)
|
|
|
|
add_executable(runtestspp tests/runtestspp.cpp ${test_SRCS})
|
|
set_property(TARGET runtestspp PROPERTY RUNTIME_OUTPUT_DIRECTORY tests)
|
|
expat_add_test(runtestspp $<TARGET_FILE:runtestspp>)
|
|
|
|
if(EXPAT_WITH_LIBBSD)
|
|
target_link_libraries(runtests ${LIB_BSD})
|
|
target_link_libraries(runtestspp ${LIB_BSD})
|
|
endif()
|
|
endif()
|
|
|
|
if(EXPAT_BUILD_FUZZERS)
|
|
if(NOT "${CMAKE_C_COMPILER_ID}" STREQUAL "Clang")
|
|
message(SEND_ERROR
|
|
"Building fuzz targets without Clang (but ${CMAKE_C_COMPILER_ID}) "
|
|
"is not supported. Please set "
|
|
"-DCMAKE_C_COMPILER=clang -DCMAKE_CXX_COMPILER=clang++.")
|
|
endif()
|
|
|
|
string(FIND "${CMAKE_C_FLAGS}" "-fsanitize" sanitizer_present)
|
|
if(${sanitizer_present} EQUAL "-1")
|
|
message(WARNING
|
|
"There was no sanitizer present when building the fuzz targets. "
|
|
"This is likely in error - consider adding "
|
|
"-DCMAKE_C_FLAGS='-fsanitize=<sanitizer>' and "
|
|
"-DCMAKE_CXX_FLAGS='-fsanitize=<sanitizer>' and "
|
|
"-DCMAKE_EXE_LINKER_FLAGS='-fsanitize=<sanitizer>' and "
|
|
"-DCMAKE_MODULE_LINKER_FLAGS='-fsanitize=<sanitizer>' and "
|
|
"-DCMAKE_SHARED_LINKER_FLAGS='-fsanitize=<sanitizer>' to your cmake "
|
|
"execution.")
|
|
endif()
|
|
|
|
if(EXPAT_OSSFUZZ_BUILD AND NOT DEFINED ENV{LIB_FUZZING_ENGINE})
|
|
message(SEND_ERROR
|
|
"OSS-Fuzz builds require the environment variable "
|
|
"LIB_FUZZING_ENGINE to be set. If you are seeing this "
|
|
"warning, it points to a deeper problem in the ossfuzz "
|
|
"build setup.")
|
|
endif()
|
|
|
|
set(encoding_types UTF-16 UTF-8 ISO-8859-1 US-ASCII UTF-16BE UTF-16LE)
|
|
set(fuzz_targets xml_parse_fuzzer xml_parsebuffer_fuzzer)
|
|
|
|
add_library(fuzzpat STATIC ${expat_SRCS})
|
|
if(NOT EXPAT_OSSFUZZ_BUILD)
|
|
target_compile_options(fuzzpat PRIVATE -fsanitize=fuzzer-no-link)
|
|
endif()
|
|
|
|
foreach(fuzz_target ${fuzz_targets})
|
|
foreach(encoding_type ${encoding_types})
|
|
set(target_name ${fuzz_target}_${encoding_type})
|
|
add_executable(${target_name} fuzz/${fuzz_target}.c)
|
|
target_link_libraries(${target_name} fuzzpat)
|
|
target_compile_definitions(${target_name}
|
|
PRIVATE ENCODING_FOR_FUZZING=${encoding_type})
|
|
if(NOT EXPAT_OSSFUZZ_BUILD)
|
|
target_compile_options(${target_name} PRIVATE -fsanitize=fuzzer-no-link)
|
|
endif()
|
|
# NOTE: Avoiding target_link_options here only because it needs CMake >=3.13
|
|
if(EXPAT_OSSFUZZ_BUILD)
|
|
set_target_properties(${target_name} PROPERTIES LINK_FLAGS $ENV{LIB_FUZZING_ENGINE})
|
|
set_target_properties(${target_name} PROPERTIES LINKER_LANGUAGE "CXX")
|
|
else()
|
|
set_target_properties(${target_name} PROPERTIES LINK_FLAGS -fsanitize=fuzzer)
|
|
endif()
|
|
set_property(
|
|
TARGET ${target_name} PROPERTY RUNTIME_OUTPUT_DIRECTORY fuzz)
|
|
endforeach()
|
|
endforeach()
|
|
else()
|
|
if(EXPAT_OSSFUZZ_BUILD)
|
|
message(SEND_ERROR
|
|
"Attempting to perform an ossfuzz build without turning on the fuzzer build. "
|
|
"This is likely in error - consider adding "
|
|
"-DEXPAT_BUILD_FUZZERS=ON to your cmake execution.")
|
|
endif()
|
|
endif()
|
|
|
|
#
|
|
# Custom target "run-xmltest"
|
|
#
|
|
if(EXPAT_BUILD_TOOLS AND NOT MSVC)
|
|
add_custom_target(
|
|
xmlts-zip-downloaded
|
|
COMMAND
|
|
sh -c 'test -f xmlts.zip || wget --output-document=xmlts.zip https://www.w3.org/XML/Test/xmlts20080827.zip'
|
|
BYPRODUCTS
|
|
tests/xmlts.zip
|
|
WORKING_DIRECTORY
|
|
tests/)
|
|
|
|
add_custom_target(
|
|
xmlts-zip-extracted
|
|
COMMAND
|
|
sh -c 'test -d xmlconf || unzip -q xmlts.zip'
|
|
BYPRODUCTS
|
|
tests/xmlconf
|
|
WORKING_DIRECTORY
|
|
tests/)
|
|
add_dependencies(xmlts-zip-extracted xmlts-zip-downloaded)
|
|
|
|
add_custom_target(
|
|
xmltest-sh-been-run
|
|
COMMAND
|
|
sh -c '${CMAKE_CURRENT_SOURCE_DIR}/tests/xmltest.sh "bash ${CMAKE_CURRENT_BINARY_DIR}/run.sh $<TARGET_FILE:xmlwf>" 2>&1 | tee tests/xmltest.log'
|
|
BYPRODUCTS
|
|
tests/xmltest.log)
|
|
add_dependencies(xmltest-sh-been-run xmlts-zip-extracted xmlwf)
|
|
|
|
add_custom_target(
|
|
xmltest-log-fixed
|
|
COMMAND
|
|
${CMAKE_CURRENT_SOURCE_DIR}/fix-xmltest-log.sh tests/xmltest.log
|
|
DEPENDS
|
|
tests/xmltest.log)
|
|
add_dependencies(xmltest-log-fixed xmltest-sh-been-run)
|
|
|
|
add_custom_target(
|
|
xmltest-log-verified
|
|
COMMAND
|
|
diff -u ${CMAKE_CURRENT_SOURCE_DIR}/tests/xmltest.log.expected tests/xmltest.log)
|
|
add_dependencies(xmltest-log-verified xmltest-log-fixed)
|
|
|
|
add_custom_target(run-xmltest)
|
|
add_dependencies(run-xmltest xmltest-log-verified)
|
|
endif()
|
|
|
|
#
|
|
# Documentation
|
|
#
|
|
configure_file(Changes changelog COPYONLY)
|
|
expat_install(
|
|
FILES
|
|
AUTHORS
|
|
${CMAKE_CURRENT_BINARY_DIR}/changelog
|
|
DESTINATION
|
|
${CMAKE_INSTALL_DOCDIR})
|
|
|
|
#
|
|
# CMake files for find_package(expat [..] CONFIG [..])
|
|
#
|
|
configure_package_config_file(
|
|
cmake/expat-config.cmake.in
|
|
cmake/expat-config.cmake
|
|
INSTALL_DESTINATION
|
|
${CMAKE_INSTALL_LIBDIR}/cmake/expat-${PROJECT_VERSION}/
|
|
)
|
|
write_basic_package_version_file(
|
|
cmake/expat-config-version.cmake
|
|
COMPATIBILITY SameMajorVersion # i.e. semver
|
|
)
|
|
export(
|
|
TARGETS
|
|
expat
|
|
FILE
|
|
cmake/expat-targets.cmake # not going to be installed
|
|
)
|
|
expat_install(
|
|
FILES
|
|
${CMAKE_CURRENT_BINARY_DIR}/cmake/expat-config.cmake
|
|
${CMAKE_CURRENT_BINARY_DIR}/cmake/expat-config-version.cmake
|
|
DESTINATION
|
|
${CMAKE_INSTALL_LIBDIR}/cmake/expat-${PROJECT_VERSION}/
|
|
)
|
|
expat_install(
|
|
EXPORT
|
|
expat
|
|
DESTINATION
|
|
${CMAKE_INSTALL_LIBDIR}/cmake/expat-${PROJECT_VERSION}/
|
|
NAMESPACE
|
|
expat::
|
|
)
|
|
|
|
#
|
|
# CPack
|
|
#
|
|
|
|
# This effectively disables target "package_source".
|
|
# That is done due to CPack's unfortunate choice of an exclusion list
|
|
# rather than inclusion list. An exclusion list does not protect against
|
|
# unwanted files ending up in the resulting archive in a way that's
|
|
# safe to run from an Expat developer's machine.
|
|
set(CPACK_SOURCE_GENERATOR '')
|
|
|
|
if(WIN32)
|
|
set(CPACK_GENERATOR ZIP)
|
|
else()
|
|
set(CPACK_GENERATOR TGZ)
|
|
endif()
|
|
|
|
include(CPack)
|
|
|
|
#
|
|
# Summary
|
|
#
|
|
if(EXPAT_CHAR_TYPE STREQUAL "char")
|
|
set(_EXPAT_CHAR_TYPE_SUMMARY "char (UTF-8)")
|
|
elseif(EXPAT_CHAR_TYPE STREQUAL "ushort")
|
|
set(_EXPAT_CHAR_TYPE_SUMMARY "ushort (unsigned short, UTF-16)")
|
|
elseif(EXPAT_CHAR_TYPE STREQUAL "wchar_t")
|
|
if(WIN32)
|
|
set(_EXPAT_CHAR_TYPE_SUMMARY "wchar_t (UTF-16)")
|
|
else()
|
|
set(_EXPAT_CHAR_TYPE_SUMMARY "wchar_t (UTF-32) // not implemented")
|
|
endif()
|
|
else()
|
|
set(_EXPAT_CHAR_TYPE_SUMMARY "ERROR")
|
|
endif()
|
|
string(TOUPPER "${CMAKE_BUILD_TYPE}" _EXPAT_BUILD_TYPE_UPPER)
|
|
|
|
message(STATUS "===========================================================================")
|
|
message(STATUS "")
|
|
message(STATUS "Configuration")
|
|
message(STATUS " Prefix ..................... ${CMAKE_INSTALL_PREFIX}")
|
|
message(STATUS " Build type ................. ${CMAKE_BUILD_TYPE}")
|
|
message(STATUS " Shared libraries ........... ${EXPAT_SHARED_LIBS}")
|
|
if(MSVC)
|
|
message(STATUS " Static CRT ................. ${EXPAT_MSVC_STATIC_CRT}")
|
|
endif()
|
|
message(STATUS " Character type ............. ${_EXPAT_CHAR_TYPE_SUMMARY}")
|
|
if(WIN32)
|
|
message(STATUS " Binary postfix ............. ${CMAKE_${_EXPAT_BUILD_TYPE_UPPER}_POSTFIX}")
|
|
endif()
|
|
message(STATUS "")
|
|
message(STATUS " Build documentation ........ ${EXPAT_BUILD_DOCS}")
|
|
message(STATUS " Build examples ............. ${EXPAT_BUILD_EXAMPLES}")
|
|
message(STATUS " Build fuzzers .............. ${EXPAT_BUILD_FUZZERS}")
|
|
message(STATUS " Build tests ................ ${EXPAT_BUILD_TESTS}")
|
|
message(STATUS " Build tools (xmlwf) ........ ${EXPAT_BUILD_TOOLS}")
|
|
message(STATUS " Build pkg-config file ...... ${EXPAT_BUILD_PKGCONFIG}")
|
|
message(STATUS " Install files .............. ${EXPAT_ENABLE_INSTALL}")
|
|
message(STATUS "")
|
|
message(STATUS " Features")
|
|
message(STATUS " // Advanced options, changes not advised")
|
|
message(STATUS " Attributes info .......... ${EXPAT_ATTR_INFO}")
|
|
message(STATUS " Context bytes ............ ${EXPAT_CONTEXT_BYTES}")
|
|
message(STATUS " DTD support .............. ${EXPAT_DTD}")
|
|
message(STATUS " Large size ............... ${EXPAT_LARGE_SIZE}")
|
|
message(STATUS " Minimum size ............. ${EXPAT_MIN_SIZE}")
|
|
message(STATUS " Namespace support ........ ${EXPAT_NS}")
|
|
message(STATUS "")
|
|
message(STATUS " Entropy sources")
|
|
if(WIN32)
|
|
message(STATUS " rand_s ................... ON")
|
|
else()
|
|
message(STATUS " getrandom ................ ${HAVE_GETRANDOM}")
|
|
message(STATUS " syscall SYS_getrandom .... ${HAVE_SYSCALL_GETRANDOM}")
|
|
message(STATUS " libbsd ................... ${EXPAT_WITH_LIBBSD}")
|
|
message(STATUS " /dev/random .............. ${EXPAT_DEV_URANDOM}")
|
|
endif()
|
|
message(STATUS "")
|
|
if(CMAKE_GENERATOR STREQUAL "Unix Makefiles")
|
|
message(STATUS "Continue with")
|
|
message(STATUS " make")
|
|
if(EXPAT_BUILD_TESTS)
|
|
message(STATUS " make test")
|
|
endif()
|
|
if(EXPAT_ENABLE_INSTALL)
|
|
message(STATUS " sudo make install")
|
|
endif()
|
|
message(STATUS "")
|
|
endif()
|
|
message(STATUS "===========================================================================")
|