cmake_minimum_required(VERSION 3.12) project(re2c VERSION 3.1 HOMEPAGE_URL "https://re2c.org/") list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake") include(Re2cAutotoolsHelpers) include(Re2cBootstrapLexer) include(Re2cBootstrapParser) include(Re2cBuildType) include(Re2cGenDocs) include(Re2cCompilerFlags) ac_subst(PACKAGE_VERSION "${PROJECT_VERSION}") # check whether re2c is the root project if(CMAKE_SOURCE_DIR STREQUAL PROJECT_SOURCE_DIR) set(RE2C_IS_ROOT_PROJECT TRUE) else() set(RE2C_IS_ROOT_PROJECT FALSE) endif() option(RE2C_REBUILD_LEXERS "Regenerate lexers" OFF) if(RE2C_REBUILD_LEXERS AND NOT RE2C_FOR_BUILD) message(FATAL_ERROR "option RE2C_FOR_BUILD is required for RE2C_REBUILD_LEXERS") endif() option(RE2C_REBUILD_PARSERS "Regenerate parsers with Bison" OFF) if(RE2C_REBUILD_PARSERS AND NOT RE2C_FOR_BUILD) find_package(BISON REQUIRED) endif() option(RE2C_REBUILD_DOCS "Regenerate manpage" OFF) option(RE2C_BUILD_LIBS "Build libraries" OFF) option(RE2C_BUILD_RE2GO "Build re2go executable (an alias for `re2c --lang go`)" ON) option(RE2C_BUILD_RE2RUST "Build re2rust executable (an alias for `re2c --lang rust`)" ON) option(RE2C_BUILD_BENCHMARKS "Build benchmarks" OFF) option(RE2C_REGEN_BENCHMARKS "Regenerate C code for benchmarks" OFF) # test targets are enabled by default only if re2c is the root project option(RE2C_BUILD_TESTS "Build tests" "${RE2C_IS_ROOT_PROJECT}") # checks for programs if(RE2C_REBUILD_DOCS OR RE2C_BUILD_TESTS OR RE2C_BUILD_BENCHMARKS) find_package(Python3 3.7 REQUIRED COMPONENTS Interpreter) endif() if(RE2C_REBUILD_DOCS) execute_process( COMMAND "${Python3_EXECUTABLE}" -c "import docutils" RESULT_VARIABLE EXIT_CODE OUTPUT_QUIET ) if (NOT ${EXIT_CODE} EQUAL 0) message(FATAL_ERROR "python package docutils (needed for docs) not found") endif() endif() # Use C++11 standard. Note that without `set(CMAKE_CXX_EXTENSIONS OFF)` this enables # -std=gnu++11, not -std=c++11. Extensions are needed to enable POSIX functions on # Cygwin and NetBSD. set(CMAKE_CXX_STANDARD 11) set(CMAKE_CXX_STANDARD_REQUIRED ON) # fail if the C++ compiler does not support this standard set(CMAKE_POSITION_INDEPENDENT_CODE ON) # make sure object libraries work with shared libraries # needed for POSIX file API ac_check_headers("sys/types.h") ac_check_headers("sys/stat.h") ac_check_headers("fcntl.h") ac_check_headers("unistd.h") # windows POSIX-like API ac_check_headers("io.h") # docs (manpages and help) set(re2c_manpage_source "${CMAKE_CURRENT_BINARY_DIR}/doc/manpage.rst") set(re2c_help_source "${CMAKE_CURRENT_BINARY_DIR}/doc/help.rst") set(re2c_manpage_bootstrap_c "${CMAKE_CURRENT_SOURCE_DIR}/bootstrap/doc/re2c.1") set(re2c_manpage_bootstrap_go "${CMAKE_CURRENT_SOURCE_DIR}/bootstrap/doc/re2go.1") set(re2c_manpage_bootstrap_rust "${CMAKE_CURRENT_SOURCE_DIR}/bootstrap/doc/re2rust.1") set(re2c_help_bootstrap "${CMAKE_CURRENT_SOURCE_DIR}/bootstrap/src/msg/help.cc") set(re2c_manpage_c "${CMAKE_CURRENT_BINARY_DIR}/doc/re2c.1") set(re2c_manpage_go "${CMAKE_CURRENT_BINARY_DIR}/doc/re2go.1") set(re2c_manpage_rust "${CMAKE_CURRENT_BINARY_DIR}/doc/re2rust.1") set(re2c_help "${CMAKE_CURRENT_BINARY_DIR}/src/msg/help.cc") set(re2c_rst2man "${CMAKE_CURRENT_SOURCE_DIR}/build/rst2man.py") set(re2c_rst2txt "${CMAKE_CURRENT_SOURCE_DIR}/build/rst2txt.py") set(re2c_splitman "${CMAKE_CURRENT_SOURCE_DIR}/build/split_man.py") set(re2c_docs "${re2c_help}" "${re2c_manpage_c}" "$<$:${re2c_manpage_go}>" "$<$:${re2c_manpage_rust}>" ) set(top_srcdir "${CMAKE_CURRENT_SOURCE_DIR}") set(top_builddir "${CMAKE_CURRENT_BINARY_DIR}") set(PYTHON "${Python3_EXECUTABLE}") configure_file(doc/manpage.rst.in doc/manpage.rst @ONLY) configure_file(doc/help.rst.in doc/help.rst @ONLY) if(RE2C_BUILD_TESTS) configure_file(run_tests.py.in run_tests.py @ONLY) set(RE2C_RUN_TESTS "${CMAKE_CURRENT_BINARY_DIR}/run_tests.py") if(CMAKE_HOST_UNIX) execute_process(COMMAND chmod +x "${RE2C_RUN_TESTS}") endif() endif() ac_config_headers("config.h") # Makefile.am set(RE2C_STDLIB_DIR "${CMAKE_INSTALL_PREFIX}/share/re2c/stdlib") add_compile_definitions( "RE2C_STDLIB_DIR=\"${RE2C_STDLIB_DIR}\"" $<$:RE2C_DEBUG> ) include_directories(. "${CMAKE_CURRENT_BINARY_DIR}") # Build autogenerated sources into an object library to ensure that they are # generated once at the beginning of build (as with Automake BUILT_SOURCES). # WARNING: custom target that depends on autogenerated sources won't do here # as its dependencies get built multiple times, which ruins parallel builds. add_library(re2c_objects_autogen OBJECT "${CMAKE_CURRENT_BINARY_DIR}/src/parse/parser.cc" "${CMAKE_CURRENT_BINARY_DIR}/src/parse/parser.h" "${CMAKE_CURRENT_BINARY_DIR}/src/parse/lex.cc" "${CMAKE_CURRENT_BINARY_DIR}/src/parse/lex.h" "${CMAKE_CURRENT_BINARY_DIR}/src/parse/lex_conf.cc" "${CMAKE_CURRENT_BINARY_DIR}/src/options/parse_opts.cc" "${re2c_docs}" ) add_library(re2c_objects_autogen_ver_to_vernum OBJECT "${CMAKE_CURRENT_BINARY_DIR}/src/msg/ver_to_vernum.cc" ) set(re2c_sources src/codegen/helpers.cc src/codegen/output.cc src/codegen/pass1_analyze.cc src/codegen/pass2_generate.cc src/codegen/pass3_fixup.cc src/codegen/pass4_render.cc src/options/opt.cc src/options/symtab.cc src/nfa/re_to_nfa.cc src/adfa/adfa.cc src/debug/dump_adfa.cc src/debug/dump_cfg.cc src/debug/dump_dfa.cc src/debug/dump_dfa_tree.cc src/debug/dump_interf.cc src/debug/dump_nfa.cc src/cfg/cfg.cc src/cfg/compact.cc src/cfg/dce.cc src/cfg/freeze.cc src/cfg/interfere.cc src/cfg/liveanal.cc src/cfg/normalize.cc src/cfg/optimize.cc src/cfg/rename.cc src/cfg/varalloc.cc src/dfa/closure.cc src/dfa/dead_rules.cc src/dfa/determinization.cc src/dfa/fallback_tags.cc src/dfa/fillpoints.cc src/dfa/find_state.cc src/dfa/minimization.cc src/dfa/tagver_table.cc src/dfa/tcmd.cc src/encoding/ebcdic.cc src/encoding/enc.cc src/encoding/range_suffix.cc src/encoding/utf8.cc src/encoding/utf16.cc src/msg/msg.cc src/msg/warn.cc src/regexp/ast_to_re.cc src/regexp/default_tags.cc src/regexp/fixed_tags.cc src/regexp/nullable.cc src/regexp/regexp.cc src/regexp/split_charset.cc src/skeleton/control_flow.cc src/skeleton/generate_code.cc src/skeleton/generate_data.cc src/skeleton/maxpath.cc src/skeleton/skeleton.cc src/parse/ast.cc src/parse/input.cc src/util/file_utils.cc src/util/string_utils.cc src/util/range.cc src/main.cc $ $ ) # re2c add_executable(re2c ${re2c_sources}) # re2go if (RE2C_BUILD_RE2GO) add_executable(re2go ${re2c_sources}) target_compile_definitions(re2go PUBLIC "RE2C_LANG=Lang::GO") endif() # re2rust if (RE2C_BUILD_RE2RUST) add_executable(re2rust ${re2c_sources}) target_compile_definitions(re2rust PUBLIC "RE2C_LANG=Lang::RUST") endif() re2c_bootstrap_lexer("src/parse/lex.re" "src/parse/lex.cc" "src/parse/lex.h") re2c_bootstrap_lexer("src/parse/lex_conf.re" "src/parse/lex_conf.cc") re2c_bootstrap_lexer("src/options/parse_opts.re" "src/options/parse_opts.cc") re2c_bootstrap_lexer("src/msg/ver_to_vernum.re" "src/msg/ver_to_vernum.cc") re2c_bootstrap_parser("src/parse/parser.ypp" "src/parse/parser.cc" "src/parse/parser.h") # docs set(re2c_docs_sources "${re2c_manpage_source}" "doc/manual/api/interface.rst_" "doc/manual/conditions/blocks.rst_" "doc/manual/conditions/conditions.rst_" "doc/manual/configurations/configurations.rst_" "doc/manual/directives/directives.rst_" "doc/manual/dot/dot.rst_" "doc/manual/encodings/encodings.rst_" "doc/manual/eof/01_sentinel.rst_" "doc/manual/eof/02_bounds_checking.rst_" "doc/manual/eof/03_eof_rule.rst_" "doc/manual/eof/04_generic_api.rst_" "doc/manual/eof/eof.rst_" "doc/manual/fill/01_fill.rst_" "doc/manual/fill/02_fill.rst_" "doc/manual/fill/fill.rst_" "doc/manual/headers/headers.rst_" "doc/manual/includes/includes.rst_" "doc/manual/options/debug.rst_" "doc/manual/options/internal.rst_" "doc/manual/options/options.rst_" "doc/manual/regexps/regular_expressions.rst_" "doc/manual/reuse/reuse.rst_" "doc/manual/skeleton/skeleton.rst_" "doc/manual/state/state.rst_" "doc/manual/submatch/submatch_example_mtags.rst_" "doc/manual/submatch/submatch_example_posix.rst_" "doc/manual/submatch/submatch_example_stags_fill.rst_" "doc/manual/submatch/submatch_example_stags.rst_" "doc/manual/submatch/submatch.rst_" "doc/manual/synopsis.rst_" "doc/manual/syntax/api1.rst_" "doc/manual/syntax/api2_c.rst_" "doc/manual/syntax/api2_go.rst_" "doc/manual/syntax/api2_rust.rst_" "doc/manual/syntax/api3.rst_" "doc/manual/syntax/intro.rst_" "doc/manual/syntax/syntax.rst_" "doc/manual/warnings/warnings_general.rst_" "doc/manual/warnings/warnings_list.rst_" "examples/c/01_basic.re" "examples/c/01_basic.c" "examples/c/conditions/parse_u32_blocks.re" "examples/c/conditions/parse_u32_conditions.re" "examples/c/encodings/unicode_identifier.re" "examples/c/eof/01_sentinel.re" "examples/c/eof/02_bounds_checking.re" "examples/c/eof/03_eof_rule.re" "examples/c/eof/05_generic_api_eof_rule.re" "examples/c/fill/01_fill.re" "examples/c/fill/02_fill.re" "examples/c/headers/header.re" "examples/c/headers/lexer/state.h" "examples/c/includes/include.re" "examples/c/includes/definitions.h" "examples/c/reuse/reuse.re" "examples/c/reuse/usedir.re" "examples/c/state/push.re" "examples/c/submatch/01_stags_fill.re" "examples/c/submatch/01_stags.re" "examples/c/submatch/02_mtags.re" "examples/c/submatch/03_posix.re" "examples/go/01_basic.re" "examples/go/01_basic.go" "examples/go/conditions/parse_u32_blocks.re" "examples/go/conditions/parse_u32_conditions.re" "examples/go/encodings/unicode_identifier.re" "examples/go/eof/01_sentinel.re" "examples/go/eof/02_bounds_checking.re" "examples/go/eof/03_eof_rule.re" "examples/go/eof/05_generic_api_eof_rule.re" "examples/go/fill/01_fill.re" "examples/go/fill/02_fill.re" "examples/go/headers/header.re" "examples/go/headers/lexer/state.go" "examples/go/includes/include.re" "examples/go/includes/definitions.go" "examples/go/reuse/reuse.re" "examples/go/reuse/usedir.re" "examples/go/state/push.re" "examples/go/submatch/01_stags_fill.re" "examples/go/submatch/01_stags.re" "examples/go/submatch/02_mtags.re" "examples/go/submatch/03_posix.re" "examples/rust/01_basic.re" "examples/rust/01_basic.rs" "examples/rust/conditions/parse_u32_blocks.re" "examples/rust/conditions/parse_u32_conditions.re" "examples/rust/encodings/unicode_identifier.re" "examples/rust/eof/01_sentinel.re" "examples/rust/eof/02_bounds_checking.re" "examples/rust/eof/03_eof_rule.re" "examples/rust/eof/05_generic_api_eof_rule.re" "examples/rust/fill/01_fill.re" "examples/rust/fill/02_fill.re" "examples/rust/headers/header.re" "examples/rust/headers/lexer/state.rs" "examples/rust/includes/include.re" "examples/rust/includes/definitions.rs" "examples/rust/reuse/reuse.re" "examples/rust/reuse/usedir.re" "examples/rust/state/push.re" "examples/rust/submatch/01_stags_fill.re" "examples/rust/submatch/01_stags.re" "examples/rust/submatch/02_mtags.re" "examples/rust/submatch/03_posix.re" ) re2c_gen_manpage("${re2c_manpage_source}" "${re2c_manpage_c}" "${re2c_manpage_bootstrap_c}" "c") re2c_gen_manpage("${re2c_manpage_source}" "${re2c_manpage_go}" "${re2c_manpage_bootstrap_go}" "go") re2c_gen_manpage("${re2c_manpage_source}" "${re2c_manpage_rust}" "${re2c_manpage_bootstrap_rust}" "rust") re2c_gen_help("${re2c_help_source}" "${re2c_help}" "${re2c_help_bootstrap}") add_custom_target(docs DEPENDS "${re2c_docs}") # install targets are enabled only if re2c is the root project if(RE2C_IS_ROOT_PROJECT) # install install(TARGETS re2c RUNTIME DESTINATION bin) install(FILES "${re2c_manpage_c}" DESTINATION "share/man/man1") if(RE2C_BUILD_RE2GO) install(TARGETS re2go RUNTIME DESTINATION bin) install(FILES "${re2c_manpage_go}" DESTINATION "share/man/man1") endif() if(RE2C_BUILD_RE2RUST) install(TARGETS re2rust RUNTIME DESTINATION bin) install(FILES "${re2c_manpage_rust}" DESTINATION "share/man/man1") endif() install(FILES include/unicode_categories.re DESTINATION "${RE2C_STDLIB_DIR}") # rebuild all re2c sources using newly built re2c add_custom_target(bootstrap COMMAND "${CMAKE_COMMAND}" -E remove_directory "src" COMMAND "${CMAKE_COMMAND}" -E remove_directory "doc" COMMAND "${CMAKE_COMMAND}" --build "${CMAKE_CURRENT_BINARY_DIR}" ) endif() if(RE2C_BUILD_TESTS) # tests add_custom_target(tests DEPENDS "${RE2C_RUN_TESTS}" WORKING_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}" COMMAND "${Python3_EXECUTABLE}" "${RE2C_RUN_TESTS}" ) add_dependencies(tests re2c) add_custom_target(vtests DEPENDS "${RE2C_RUN_TESTS}" WORKING_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}" COMMAND "${Python3_EXECUTABLE}" "${RE2C_RUN_TESTS}" --valgrind ) add_dependencies(vtests re2c) add_custom_target(wtests DEPENDS "${RE2C_RUN_TESTS}" WORKING_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}" COMMAND "${Python3_EXECUTABLE}" "${RE2C_RUN_TESTS}" --wine -j1 ) add_dependencies(wtests re2c) add_executable(re2c_test_range src/test/range/test-impl.h src/test/range/test.cc src/test/range/test.h src/util/range.cc src/util/range.h ) add_executable(re2c_test_s_to_n32_unsafe src/test/s_to_n32_unsafe/test.cc src/util/string_utils.cc ) add_executable(re2c_test_ver_to_vernum src/test/ver_to_vernum/test.cc $ ) add_executable(re2c_test_argsubst src/test/argsubst/test.cc src/codegen/helpers.cc ) add_custom_target(check_re2c COMMAND ./re2c_test_range COMMAND ./re2c_test_s_to_n32_unsafe COMMAND ./re2c_test_ver_to_vernum COMMAND ./re2c_test_argsubst ) add_dependencies(check_re2c tests re2c_test_range re2c_test_s_to_n32_unsafe re2c_test_ver_to_vernum re2c_test_argsubst ) endif() if (RE2C_BUILD_LIBS) # Build autogenerated sources into an object library to ensure that they are # generated once at the beginning of build (as with Automake BUILT_SOURCES). # WARNING: custom target that depends on autogenerated sources won't do here # as its dependencies get built multiple times, which ruins parallel builds. add_library(libre2c_objects_autogen OBJECT "${CMAKE_CURRENT_BINARY_DIR}/lib/lex.cc" "${CMAKE_CURRENT_BINARY_DIR}/lib/parse.cc" ) re2c_bootstrap_lexer("lib/lex.re" "lib/lex.cc") re2c_bootstrap_parser("lib/parse.ypp" "lib/parse.cc" "lib/parse.h") add_library(test_libre2c_objects_autogen OBJECT "${CMAKE_CURRENT_BINARY_DIR}/lib/test_helper.cc" ) re2c_bootstrap_lexer("lib/test_helper.re" "lib/test_helper.cc") set(libre2c_sources lib/regcomp.cc lib/regexec.cc lib/regexec_dfa.cc lib/regexec_dfa_multipass.cc lib/regexec_nfa_leftmost.cc lib/regexec_nfa_leftmost_trie.cc lib/regexec_nfa_posix.cc lib/regexec_nfa_posix_trie.cc lib/regfree.cc lib/stubs.cc src/parse/ast.cc src/parse/input.cc src/options/opt.cc src/options/symtab.cc src/cfg/cfg.cc src/cfg/compact.cc src/cfg/dce.cc src/cfg/freeze.cc src/cfg/interfere.cc src/cfg/liveanal.cc src/cfg/normalize.cc src/cfg/optimize.cc src/cfg/rename.cc src/cfg/varalloc.cc src/dfa/closure.cc src/debug/dump_adfa.cc src/debug/dump_cfg.cc src/debug/dump_dfa.cc src/debug/dump_dfa_tree.cc src/debug/dump_interf.cc src/debug/dump_nfa.cc src/dfa/dead_rules.cc src/dfa/determinization.cc src/dfa/fallback_tags.cc src/dfa/fillpoints.cc src/dfa/find_state.cc src/dfa/minimization.cc src/dfa/tagver_table.cc src/dfa/tcmd.cc src/nfa/re_to_nfa.cc src/encoding/enc.cc src/encoding/range_suffix.cc src/encoding/ebcdic.cc src/encoding/utf16.cc src/encoding/utf8.cc src/msg/msg.cc src/msg/warn.cc src/regexp/ast_to_re.cc src/regexp/default_tags.cc src/regexp/fixed_tags.cc src/regexp/nullable.cc src/regexp/regexp.cc src/regexp/split_charset.cc src/skeleton/control_flow.cc src/skeleton/maxpath.cc src/skeleton/skeleton.cc src/util/range.cc src/util/file_utils.cc src/util/string_utils.cc $ $ ) # on Windows add suffix to static libs to avoid collision of .lib files with shared libs set(RE2C_STATIC_LIB_SFX "$<$:_static>") # build static libraries if ((NOT DEFINED BUILD_SHARED_LIBS) OR (NOT BUILD_SHARED_LIBS)) add_library(libre2c_static STATIC ${libre2c_sources}) set_target_properties(libre2c_static PROPERTIES OUTPUT_NAME "re2c${RE2C_STATIC_LIB_SFX}") if (UNIX) install(TARGETS libre2c_static ARCHIVE DESTINATION lib) endif() endif() # build shared libraries if ((NOT DEFINED BUILD_SHARED_LIBS) OR BUILD_SHARED_LIBS) add_library(libre2c_shared SHARED ${libre2c_sources}) set_target_properties(libre2c_shared PROPERTIES OUTPUT_NAME "re2c") if (UNIX) install(TARGETS libre2c_shared LIBRARY DESTINATION lib) endif() endif() # define top-level aliases to either static or shared libraries (default is static) if (BUILD_SHARED_LIBS) add_library(libre2c ALIAS libre2c_shared) else() add_library(libre2c ALIAS libre2c_static) endif() # libre2c test if(RE2C_BUILD_TESTS) add_executable(test_libre2c lib/test.cc) target_link_libraries(test_libre2c libre2c) target_link_libraries(test_libre2c test_libre2c_objects_autogen) add_custom_target(check_libre2c COMMAND ./test_libre2c ) endif() if(RE2C_BUILD_BENCHMARKS) add_subdirectory(benchmarks/submatch_nfa) add_subdirectory(benchmarks/submatch_dfa_jit) add_subdirectory(benchmarks/submatch_java) endif() else() # empty check target if(RE2C_BUILD_TESTS) add_custom_target(check_libre2c) endif() endif() if(RE2C_BUILD_BENCHMARKS) add_subdirectory(benchmarks/submatch_dfa_aot) endif() if(RE2C_BUILD_TESTS) add_custom_target(check) add_dependencies(check check_re2c check_libre2c) endif()