1 cmake_minimum_required(VERSION 3.2)
3 #-----------------------------------------------------------------------------#
4 # Project configuration
8 set(CVC4_MAJOR 1) # Major component of the version of CVC4.
9 set(CVC4_MINOR 8) # Minor component of the version of CVC4.
10 set(CVC4_RELEASE 0) # Release component of the version of CVC4.
12 # Extraversion component of the version of CVC4.
13 set(CVC4_EXTRAVERSION "-prerelease")
15 # Shared library versioning. Increment SOVERSION for every new CVC4 release.
18 # Full release string for CVC4.
20 set(CVC4_RELEASE_STRING
21 "${CVC4_MAJOR}.${CVC4_MINOR}.${CVC4_RELEASE}${CVC4_EXTRAVERSION}")
23 set(CVC4_RELEASE_STRING "${CVC4_MAJOR}.${CVC4_MINOR}${CVC4_EXTRAVERSION}")
26 set(CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/cmake)
27 set(CMAKE_C_STANDARD 99)
28 set(CMAKE_CXX_STANDARD 11)
29 set(CMAKE_CXX_EXTENSIONS OFF)
31 # Generate compile_commands.json, which can be used for various code completion
33 set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
35 #-----------------------------------------------------------------------------#
38 # Required for FindGLPK since it sets CMAKE_REQUIRED_LIBRARIES
40 cmake_policy(SET CMP0075 NEW)
43 #-----------------------------------------------------------------------------#
44 # Tell CMake where to find our dependencies
47 list(APPEND CMAKE_PREFIX_PATH "${ABC_DIR}")
50 list(APPEND CMAKE_PREFIX_PATH "${ANTLR_DIR}")
53 list(APPEND CMAKE_PREFIX_PATH "${CADICAL_DIR}")
56 list(APPEND CMAKE_PREFIX_PATH "${CRYPTOMINISAT_DIR}")
59 list(APPEND CMAKE_PREFIX_PATH "${CXXTEST_DIR}")
62 list(APPEND CMAKE_PREFIX_PATH "${DRAT2ER_DIR}")
65 list(APPEND CMAKE_PREFIX_PATH "${GLPK_DIR}")
68 list(APPEND CMAKE_PREFIX_PATH "${GMP_DIR}")
71 list(APPEND CMAKE_PREFIX_PATH "${LFSC_DIR}")
74 list(APPEND CMAKE_PREFIX_PATH "${SYMFPU_DIR}")
77 # By default the contrib/get-* scripts install dependencies to deps/install.
78 list(APPEND CMAKE_PREFIX_PATH "${PROJECT_SOURCE_DIR}/deps/install")
80 #-----------------------------------------------------------------------------#
82 set(INCLUDE_INSTALL_DIR include)
83 set(LIBRARY_INSTALL_DIR lib)
84 set(RUNTIME_INSTALL_DIR bin)
86 #-----------------------------------------------------------------------------#
88 # Embed the installation prefix as an RPATH in the executable such that the
89 # linker can find our libraries (such as libcvc4parser) when executing the cvc4
90 # binary. This is for example useful when installing CVC4 with a custom prefix
91 # on macOS (e.g. when using homebrew in a non-standard directory). If we do not
92 # set this option, then the linker will not be able to find the required
93 # libraries when trying to run CVC4.
95 # More information on RPATH in CMake:
96 # https://gitlab.kitware.com/cmake/community/wikis/doc/cmake/RPATH-handling
97 set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/${LIBRARY_INSTALL_DIR}")
99 #-----------------------------------------------------------------------------#
103 #-----------------------------------------------------------------------------#
107 option(ENABLE_GPL "Enable GPL dependencies")
109 # General build options
111 # >> 3-valued: IGNORE ON OFF
112 # > allows to detect if set by user (default: IGNORE)
113 # > only necessary for options set for build types
114 cvc4_option(ENABLE_ASAN "Enable ASAN build")
115 cvc4_option(ENABLE_UBSAN "Enable UBSan build")
116 cvc4_option(ENABLE_TSAN "Enable TSan build")
117 cvc4_option(ENABLE_ASSERTIONS "Enable assertions")
118 cvc4_option(ENABLE_COMP_INC_TRACK
119 "Enable optimizations for incremental SMT-COMP tracks")
120 cvc4_option(ENABLE_DEBUG_SYMBOLS "Enable debug symbols")
121 cvc4_option(ENABLE_DUMPING "Enable dumping")
122 cvc4_option(ENABLE_MUZZLE "Suppress ALL non-result output")
123 cvc4_option(ENABLE_OPTIMIZED "Enable optimization")
124 cvc4_option(ENABLE_PROOFS "Enable proof support")
125 cvc4_option(ENABLE_REPLAY "Enable the replay feature")
126 cvc4_option(ENABLE_STATISTICS "Enable statistics")
127 cvc4_option(ENABLE_TRACING "Enable tracing")
128 cvc4_option(ENABLE_UNIT_TESTING "Enable unit testing")
129 cvc4_option(ENABLE_VALGRIND "Enable valgrind instrumentation")
130 cvc4_option(ENABLE_SHARED "Build as shared library")
131 cvc4_option(ENABLE_STATIC_BINARY
132 "Build static binaries with statically linked system libraries")
133 # >> 2-valued: ON OFF
134 # > for options where we don't need to detect if set by user (default: OFF)
135 option(ENABLE_BEST "Enable dependencies known to give best performance")
136 option(ENABLE_COVERAGE "Enable support for gcov coverage testing")
137 option(ENABLE_DEBUG_CONTEXT_MM "Enable the debug context memory manager")
138 option(ENABLE_PROFILING "Enable support for gprof profiling")
140 # Optional dependencies
142 # >> 3-valued: IGNORE ON OFF
143 # > allows to detect if set by user (default: IGNORE)
144 # > only necessary for options set for ENABLE_BEST
145 cvc4_option(USE_ABC "Use ABC for AIG bit-blasting")
146 cvc4_option(USE_CLN "Use CLN instead of GMP")
147 cvc4_option(USE_GLPK "Use GLPK simplex solver")
148 cvc4_option(USE_READLINE "Use readline for better interactive support")
149 # >> 2-valued: ON OFF
150 # > for options where we don't need to detect if set by user (default: OFF)
151 option(USE_CADICAL "Use CaDiCaL SAT solver")
152 option(USE_CRYPTOMINISAT "Use CryptoMiniSat SAT solver")
153 option(USE_DRAT2ER "Include drat2er for making eager BV proofs")
154 option(USE_LFSC "Use LFSC proof checker")
155 option(USE_SYMFPU "Use SymFPU for floating point support")
156 option(USE_PYTHON2 "Prefer using Python 2 (for Python bindings)")
157 option(USE_PYTHON3 "Prefer using Python 3 (for Python bindings)")
159 # Custom install directories for dependencies
160 # If no directory is provided by the user, we first check if the dependency was
161 # installed via the corresponding contrib/get-* script and if not found, we
162 # check the intalled system version. If the user provides a directory we
163 # immediately fail if the dependency was not found at the specified location.
164 set(ABC_DIR "" CACHE STRING "Set ABC install directory")
165 set(ANTLR_DIR "" CACHE STRING "Set ANTLR3 install directory")
166 set(CADICAL_DIR "" CACHE STRING "Set CaDiCaL install directory")
167 set(CRYPTOMINISAT_DIR "" CACHE STRING "Set CryptoMiniSat install directory")
168 set(CXXTEST_DIR "" CACHE STRING "Set CxxTest install directory")
169 set(DRAT2ER_DIR "" CACHE STRING "Set drat2er install directory")
170 set(GLPK_DIR "" CACHE STRING "Set GLPK install directory")
171 set(GMP_DIR "" CACHE STRING "Set GMP install directory")
172 set(LFSC_DIR "" CACHE STRING "Set LFSC install directory")
173 set(SYMFPU_DIR "" CACHE STRING "Set SymFPU install directory")
175 # Prepend binaries with prefix on make install
176 set(PROGRAM_PREFIX "" CACHE STRING "Program prefix on make install")
178 # Supported language bindings
179 option(BUILD_BINDINGS_JAVA "Build Java bindings")
180 option(BUILD_BINDINGS_PYTHON "Build Python bindings")
182 #-----------------------------------------------------------------------------#
183 # Internal cmake variables
185 set(OPTIMIZATION_LEVEL 3)
188 #-----------------------------------------------------------------------------#
189 # Determine number of threads available, used to configure (default) parallel
190 # execution of custom test targets (can be overriden with ARGS=-jN).
192 include(ProcessorCount)
193 ProcessorCount(CTEST_NTHREADS)
194 if(CTEST_NTHREADS EQUAL 0)
195 set(CTEST_NTHREADS 1)
198 #-----------------------------------------------------------------------------#
201 # Note: Module CodeCoverage requires the name of the debug build to conform
202 # to cmake standards (first letter uppercase).
203 set(BUILD_TYPES Production Debug Testing Competition)
205 if(ENABLE_ASAN OR ENABLE_UBSAN OR ENABLE_TSAN)
206 set(CMAKE_BUILD_TYPE Debug)
209 # Set the default build type to Production
210 if(NOT CMAKE_BUILD_TYPE)
212 Production CACHE STRING "Options are: ${BUILD_TYPES}" FORCE)
213 # Provide drop down menu options in cmake-gui
214 set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS ${BUILD_TYPES})
217 # Check if specified build type is valid.
218 list(FIND BUILD_TYPES ${CMAKE_BUILD_TYPE} FOUND_BUILD_TYPE)
219 if(${FOUND_BUILD_TYPE} EQUAL -1)
221 "'${CMAKE_BUILD_TYPE}' is not a valid build type. "
222 "Available builds are: ${BUILD_TYPES}")
225 message(STATUS "Building ${CMAKE_BUILD_TYPE} build")
226 include(Config${CMAKE_BUILD_TYPE})
228 #-----------------------------------------------------------------------------#
231 add_check_c_cxx_flag("-O${OPTIMIZATION_LEVEL}")
232 add_check_c_cxx_flag("-Wall")
233 add_check_c_flag("-fexceptions")
234 add_check_c_cxx_flag("-Wno-deprecated")
235 add_check_cxx_flag("-Wsuggest-override")
236 add_check_cxx_flag("-Wnon-virtual-dtor")
237 add_check_c_cxx_flag("-Wimplicit-fallthrough")
239 # Temporarily disable -Wclass-memaccess to suppress 'no trivial copy-assignment'
240 # cdlist.h warnings. Remove when fixed.
241 add_check_cxx_flag("-Wno-class-memaccess")
243 #-----------------------------------------------------------------------------#
244 # Option defaults (three-valued options (cvc4_option(...)))
246 # These options are only set if their value is IGNORE. Otherwise, the user
247 # already set the option, which we don't want to overwrite.
249 if(ENABLE_STATIC_BINARY)
250 cvc4_set_option(ENABLE_SHARED OFF)
252 cvc4_set_option(ENABLE_SHARED ON)
255 #-----------------------------------------------------------------------------#
256 # Set options for best configuration
259 cvc4_set_option(USE_ABC ON)
260 cvc4_set_option(USE_CADICAL ON)
261 cvc4_set_option(USE_CLN ON)
262 cvc4_set_option(USE_CRYPTOMINISAT ON)
263 cvc4_set_option(USE_GLPK ON)
264 cvc4_set_option(USE_READLINE ON)
267 # Only enable unit testing if assertions are enabled. Otherwise, unit tests
268 # that expect AssertionException to be thrown will fail.
269 if(NOT ENABLE_ASSERTIONS)
270 set(ENABLE_UNIT_TESTING OFF)
273 #-----------------------------------------------------------------------------#
274 # Shared/static libraries
276 # This needs to be set before any find_package(...) command since we want to
277 # search for static libraries with suffix .a.
280 set(BUILD_SHARED_LIBS ON)
281 if(ENABLE_STATIC_BINARY)
282 set(ENABLE_STATIC_BINARY OFF)
283 message(WARNING "Disabling static binary since shared build is enabled.")
286 set(CMAKE_FIND_LIBRARY_SUFFIXES .a ${CMAKE_FIND_LIBRARY_SUFFIXES})
287 set(BUILD_SHARED_LIBS OFF)
288 cvc4_set_option(ENABLE_STATIC_BINARY ON)
290 # Never build unit tests as static binaries, otherwise we'll end up with
291 # ~300MB per unit test.
292 if(ENABLE_UNIT_TESTING)
293 message(WARNING "Disabling unit tests since static build is enabled.")
294 set(ENABLE_UNIT_TESTING OFF)
298 #-----------------------------------------------------------------------------#
299 # Enable the ctest testing framework
301 # This needs to be enabled here rather than in subdirectory test in order to
302 # allow calling ctest from the root build directory.
305 #-----------------------------------------------------------------------------#
308 # GCC version 4.5.1 builds MiniSat incorrectly with -O2, which results in
311 if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
313 COMMAND ${CMAKE_CXX_COMPILER} -dumpversion
314 OUTPUT_VARIABLE GCC_VERSION
315 OUTPUT_STRIP_TRAILING_WHITESPACE)
316 if(GCC_VERSION VERSION_EQUAL "4.5.1")
318 "GCC 4.5.1's optimizer is known to build MiniSat incorrectly "
319 "(and by extension CVC4).")
323 #-----------------------------------------------------------------------------#
324 # Check options, find packages and configure build.
327 find_package(PythonInterp 2.7 REQUIRED)
329 find_package(PythonInterp 3 REQUIRED)
331 find_package(PythonInterp REQUIRED)
334 find_package(GMP REQUIRED)
337 # -fsanitize=address requires CMAKE_REQUIRED_FLAGS to be explicitely set,
338 # otherwise the -fsanitize=address check will fail while linking.
339 set(CMAKE_REQUIRED_FLAGS -fsanitize=address)
340 add_required_c_cxx_flag("-fsanitize=address")
341 unset(CMAKE_REQUIRED_FLAGS)
342 add_required_c_cxx_flag("-fno-omit-frame-pointer")
343 add_check_c_cxx_flag("-fsanitize-recover=address")
347 add_required_c_cxx_flag("-fsanitize=undefined")
348 add_definitions(-DCVC4_USE_UBSAN)
352 # -fsanitize=thread requires CMAKE_REQUIRED_FLAGS to be explicitely set,
353 # otherwise the -fsanitize=thread check will fail while linking.
354 set(CMAKE_REQUIRED_FLAGS -fsanitize=thread)
355 add_required_c_cxx_flag("-fsanitize=thread")
356 unset(CMAKE_REQUIRED_FLAGS)
359 if(ENABLE_ASSERTIONS)
360 add_definitions(-DCVC4_ASSERTIONS)
362 add_definitions(-DNDEBUG)
366 include(CodeCoverage)
367 APPEND_COVERAGE_COMPILER_FLAGS()
368 add_definitions(-DCVC4_COVERAGE)
369 # Note: The ctest command returns a non-zero exit code if tests fail or run
370 # into a timeout. As a consequence, the coverage report is not generated. To
371 # prevent this we always return with exit code 0 after the ctest command has
373 setup_target_for_coverage_gcovr_html(
376 ctest -j${CTEST_NTHREADS} -LE "example"
377 --output-on-failure $$ARGS || exit 0
382 if(ENABLE_DEBUG_CONTEXT_MM)
383 add_definitions(-DCVC4_DEBUG_CONTEXT_MEMORY_MANAGER)
386 if(ENABLE_DEBUG_SYMBOLS)
387 add_check_c_cxx_flag("-ggdb3")
390 if(ENABLE_COMP_INC_TRACK)
391 add_definitions(-DCVC4_SMTCOMP_APPLICATION_TRACK)
395 add_definitions(-DCVC4_MUZZLE)
399 add_definitions(-DCVC4_DUMPING)
403 add_definitions(-DCVC4_PROFILING)
404 add_check_c_cxx_flag("-pg")
408 set(RUN_REGRESSION_ARGS ${RUN_REGRESSION_ARGS} --enable-proof)
409 add_definitions(-DCVC4_PROOF)
413 add_definitions(-DCVC4_REPLAY)
417 add_definitions(-DCVC4_TRACING)
420 if(ENABLE_STATISTICS)
421 add_definitions(-DCVC4_STATISTICS_ON)
425 find_package(Valgrind REQUIRED)
426 add_definitions(-DCVC4_VALGRIND)
430 find_package(ABC REQUIRED)
431 add_definitions(-DCVC4_USE_ABC ${ABC_ARCH_FLAGS})
435 find_package(CaDiCaL REQUIRED)
436 add_definitions(-DCVC4_USE_CADICAL)
440 set(GPL_LIBS "${GPL_LIBS} cln")
441 find_package(CLN 1.2.2 REQUIRED)
442 set(CVC4_USE_CLN_IMP 1)
443 set(CVC4_USE_GMP_IMP 0)
445 set(CVC4_USE_CLN_IMP 0)
446 set(CVC4_USE_GMP_IMP 1)
449 if(USE_CRYPTOMINISAT)
450 # CryptoMiniSat requires pthreads support
451 set(THREADS_PREFER_PTHREAD_FLAG ON)
452 find_package(Threads REQUIRED)
453 if(THREADS_HAVE_PTHREAD_ARG)
454 add_c_cxx_flag(-pthread)
456 find_package(CryptoMiniSat REQUIRED)
457 add_definitions(-DCVC4_USE_CRYPTOMINISAT)
461 find_package(Drat2Er REQUIRED)
462 add_definitions(-DCVC4_USE_DRAT2ER)
466 set(GPL_LIBS "${GPL_LIBS} glpk")
467 find_package(GLPK REQUIRED)
468 add_definitions(-DCVC4_USE_GLPK)
472 set(RUN_REGRESSION_ARGS ${RUN_REGRESSION_ARGS} --with-lfsc)
473 find_package(LFSC REQUIRED)
474 add_definitions(-DCVC4_USE_LFSC)
478 set(GPL_LIBS "${GPL_LIBS} readline")
479 find_package(Readline REQUIRED)
480 set(HAVE_LIBREADLINE 1)
481 if(Readline_COMPENTRY_FUNC_RETURNS_CHARPTR)
482 set(READLINE_COMPENTRY_FUNC_RETURNS_CHARP 1)
487 find_package(SymFPU REQUIRED)
488 add_definitions(-DCVC4_USE_SYMFPU)
489 set(CVC4_USE_SYMFPU 1)
491 set(CVC4_USE_SYMFPU 0)
497 "Bad configuration detected: BSD-licensed code only, but also requested "
498 "GPLed libraries: ${GPL_LIBS}")
503 #-----------------------------------------------------------------------------#
504 # Generate CVC4's cvc4autoconfig.h header
506 include(ConfigureCVC4)
507 configure_file(cvc4autoconfig.h.in cvc4autoconfig.h)
508 include_directories(${CMAKE_CURRENT_BINARY_DIR})
510 #-----------------------------------------------------------------------------#
513 # signatures needs to come before src since it adds source files to libcvc4.
515 add_subdirectory(proofs/signatures)
518 add_subdirectory(doc)
519 add_subdirectory(src)
520 add_subdirectory(test)
522 if(BUILD_BINDINGS_JAVA OR BUILD_BINDINGS_PYTHON)
523 add_subdirectory(src/bindings)
526 #-----------------------------------------------------------------------------#
527 # Package configuration
529 # Export CVC4 targets to support find_package(CVC4) in other cmake projects.
531 include(CMakePackageConfigHelpers)
533 install(EXPORT cvc4-targets
534 FILE CVC4Targets.cmake
536 DESTINATION ${LIBRARY_INSTALL_DIR}/cmake/CVC4)
538 configure_package_config_file(
539 ${CMAKE_SOURCE_DIR}/cmake/CVC4Config.cmake.in
540 ${CMAKE_BINARY_DIR}/cmake/CVC4Config.cmake
541 INSTALL_DESTINATION ${LIBRARY_INSTALL_DIR}/cmake/CVC4
542 PATH_VARS LIBRARY_INSTALL_DIR
545 write_basic_package_version_file(
546 ${CMAKE_CURRENT_BINARY_DIR}/CVC4ConfigVersion.cmake
547 VERSION ${CVC4_RELEASE_STRING}
548 COMPATIBILITY ExactVersion
552 ${CMAKE_BINARY_DIR}/cmake/CVC4Config.cmake
553 ${CMAKE_BINARY_DIR}/CVC4ConfigVersion.cmake
554 DESTINATION ${LIBRARY_INSTALL_DIR}/cmake/CVC4
558 #-----------------------------------------------------------------------------#
559 # Print build configuration
561 # Convert build type to lower case.
562 string(TOLOWER ${CMAKE_BUILD_TYPE} CVC4_BUILD_PROFILE_STRING)
564 # Get all definitions added via add_definitions.
565 get_directory_property(CVC4_DEFINITIONS COMPILE_DEFINITIONS)
566 string(REPLACE ";" " " CVC4_DEFINITIONS "${CVC4_DEFINITIONS}")
568 message("CVC4 ${CVC4_RELEASE_STRING}")
570 if(ENABLE_COMP_INC_TRACK)
571 message("Build profile : ${CVC4_BUILD_PROFILE_STRING} (incremental)")
573 message("Build profile : ${CVC4_BUILD_PROFILE_STRING}")
576 print_config("GPL :" ENABLE_GPL)
577 print_config("Best configuration :" ENABLE_BEST)
578 print_config("Optimized :" ENABLE_OPTIMIZED)
579 print_config("Optimization level :" OPTIMIZATION_LEVEL)
581 print_config("Assertions :" ENABLE_ASSERTIONS)
582 print_config("Debug symbols :" ENABLE_DEBUG_SYMBOLS)
583 print_config("Debug context mem mgr:" ENABLE_DEBUG_CONTEXT_MM)
585 print_config("Dumping :" ENABLE_DUMPING)
586 print_config("Muzzle :" ENABLE_MUZZLE)
587 print_config("Proofs :" ENABLE_PROOFS)
588 print_config("Replay :" ENABLE_REPLAY)
589 print_config("Statistics :" ENABLE_STATISTICS)
590 print_config("Tracing :" ENABLE_TRACING)
592 print_config("ASan :" ENABLE_ASAN)
593 print_config("UBSan :" ENABLE_UBSAN)
594 print_config("TSan :" ENABLE_TSAN)
595 print_config("Coverage (gcov) :" ENABLE_COVERAGE)
596 print_config("Profiling (gprof) :" ENABLE_PROFILING)
597 print_config("Unit tests :" ENABLE_UNIT_TESTING)
598 print_config("Valgrind :" ENABLE_VALGRIND)
600 print_config("Shared libs :" ENABLE_SHARED)
601 print_config("Static binary :" ENABLE_STATIC_BINARY)
602 print_config("Java bindings :" BUILD_BINDINGS_JAVA)
603 print_config("Python bindings :" BUILD_BINDINGS_PYTHON)
604 print_config("Python2 :" USE_PYTHON2)
605 print_config("Python3 :" USE_PYTHON3)
607 print_config("ABC :" USE_ABC)
608 print_config("CaDiCaL :" USE_CADICAL)
609 print_config("CryptoMiniSat :" USE_CRYPTOMINISAT)
610 print_config("drat2er :" USE_DRAT2ER)
611 print_config("GLPK :" USE_GLPK)
612 print_config("LFSC :" USE_LFSC)
615 message("MP library : cln")
617 message("MP library : gmp")
619 print_config("Readline :" ${USE_READLINE})
620 print_config("SymFPU :" ${USE_SYMFPU})
623 message("ABC dir : ${ABC_DIR}")
626 message("ANTLR dir : ${ANTLR_DIR}")
629 message("CADICAL dir : ${CADICAL_DIR}")
631 if(CRYPTOMINISAT_DIR)
632 message("CRYPTOMINISAT dir : ${CRYPTOMINISAT_DIR}")
635 message("DRAT2ER dir : ${DRAT2ER_DIR}")
638 message("GLPK dir : ${GLPK_DIR}")
641 message("GMP dir : ${GMP_DIR}")
644 message("LFSC dir : ${LFSC_DIR}")
647 message("SYMFPU dir : ${SYMFPU_DIR}")
650 message("CPPLAGS (-D...) : ${CVC4_DEFINITIONS}")
651 message("CXXFLAGS : ${CMAKE_CXX_FLAGS}")
652 message("CFLAGS : ${CMAKE_C_FLAGS}")
654 message("Install prefix : ${CMAKE_INSTALL_PREFIX}")
659 "CVC4 license : GPLv3 (due to optional libraries; see below)"
662 "Please note that CVC4 will be built against the following GPLed libraries:"
666 "As these libraries are covered under the GPLv3, so is this build of CVC4."
668 "CVC4 is also available to you under the terms of the (modified) BSD license."
670 "If you prefer to license CVC4 under those terms, please configure CVC4 to"
672 "disable all optional GPLed library dependencies (-DENABLE_BSD_ONLY=ON)."
676 "CVC4 license : modified BSD"
679 "Note that this configuration is NOT built against any GPL'ed libraries, so"
681 "it is covered by the (modified) BSD license. This is, however, not the best"
683 "performing configuration of CVC4. To build against GPL'ed libraries which"
685 "improve CVC4's performance, re-configure with '-DENABLE_GPL -DENABLE_BEST'."
690 message("Now just type make, followed by make check or make install.")