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IfcOpenShell WASM module build script (#2617)
1 parent 8a108f3 commit af6734d

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9 files changed

+473
-98
lines changed

9 files changed

+473
-98
lines changed

‎cmake/CMakeLists.txt‎

Lines changed: 64 additions & 14 deletions
Original file line numberDiff line numberDiff line change
@@ -54,6 +54,7 @@ OPTION(USE_VLD "Use Visual Leak Detector for debugging memory leaks, MSVC-only."
5454
OPTION(USE_MMAP "Adds a command line options to parse IFC files from memory mapped files using Boost.Iostreams" OFF)
5555
OPTION(BUILD_SHARED_LIBS "Build IfcParse and IfcGeom as shared libs (SO/DLL)." OFF)
5656
OPTION(MSVC_PARALLEL_BUILD "Multi-threaded compilation in Microsoft Visual Studio (/MP)" OFF)
57+
OPTION(WASM_BUILD OFF)
5758
if (${HAS_MAX})
5859
OPTION(BUILD_IFCMAX "Build IfcMax, a 3ds Max plug-in, Windows-only." OFF)
5960
endif()
@@ -149,6 +150,14 @@ UNIFY_ENVVARS_AND_CACHE(MPFR_INCLUDE_DIR)
149150
UNIFY_ENVVARS_AND_CACHE(MPFR_LIBRARY_DIR)
150151
endif()
151152

153+
if(WASM_BUILD)
154+
# when using the nix/build-all.py build script we should not
155+
# look into the sysroot for most of the dependencies but rather
156+
# in the designated build/ folder created by the script.
157+
set(CMAKE_FIND_ROOT_PATH_BACKUP "${CMAKE_FIND_ROOT_PATH}")
158+
set(CMAKE_FIND_ROOT_PATH "")
159+
endif()
160+
152161
if (NOT MINIMAL_BUILD AND GLTF_SUPPORT AND BUILD_CONVERT)
153162
UNIFY_ENVVARS_AND_CACHE(JSON_INCLUDE_DIR)
154163
FIND_FILE(json_hpp "json.hpp" ${JSON_INCLUDE_DIR}/nlohmann)
@@ -199,7 +208,14 @@ ELSE()
199208
ENDIF()
200209
ENDIF()
201210

202-
set(BOOST_COMPONENTS system program_options regex thread date_time)
211+
if (WASM_BUILD)
212+
set(BOOST_COMPONENTS)
213+
else()
214+
# @todo review this, shouldn't this be all possible header-only now?
215+
# ... or rewritten using C++17 features?
216+
set(BOOST_COMPONENTS system program_options regex thread date_time)
217+
endif()
218+
203219
if(USE_MMAP)
204220
if(MSVC)
205221
# filesystem is necessary for the utf-16 wpath
@@ -210,6 +226,10 @@ if(USE_MMAP)
210226
add_definitions(-DUSE_MMAP)
211227
endif()
212228

229+
FIND_PACKAGE(Boost REQUIRED COMPONENTS ${BOOST_COMPONENTS})
230+
MESSAGE(STATUS "Boost include files found in ${Boost_INCLUDE_DIRS}")
231+
MESSAGE(STATUS "Boost libraries found in ${Boost_LIBRARY_DIRS}")
232+
213233
if (NOT MINIMAL_BUILD)
214234
# libxml2 is required for IFCXML (optional) and SVGFILL (mandatory)
215235
find_package(LibXml2 REQUIRED)
@@ -220,11 +240,6 @@ if (NOT MINIMAL_BUILD AND IFCXML_SUPPORT)
220240
set(SWIG_DEFINES ${SWIG_DEFINES} -DWITH_IFCXML)
221241
endif()
222242

223-
FIND_PACKAGE(Boost REQUIRED COMPONENTS ${BOOST_COMPONENTS})
224-
MESSAGE(STATUS "Boost include files found in ${Boost_INCLUDE_DIRS}")
225-
MESSAGE(STATUS "Boost libraries found in ${Boost_LIBRARY_DIRS}")
226-
227-
228243
# Usage:
229244
# set(SOME_LIRARIES foo bar)
230245
# add_debug_variants(SOME_LIRARIES "${SOME_LIRARIES}" d)
@@ -343,10 +358,21 @@ if("${libTKernelExt}" STREQUAL ".a")
343358
set(OCCT_STATIC ON)
344359
endif()
345360

361+
if(WASM_BUILD)
362+
set(CMAKE_FIND_ROOT_PATH "${CMAKE_FIND_ROOT_PATH_BACKUP}")
363+
endif()
364+
346365
if(OCCT_STATIC)
347366
find_package(Threads)
348-
# OPENCASCADE_LIBRARIES repeated three times below in order to fix cyclic dependencies - use --start-group ... --end-group instead?
349-
set(OPENCASCADE_LIBRARIES ${OPENCASCADE_LIBRARIES} ${OPENCASCADE_LIBRARIES} ${OPENCASCADE_LIBRARIES} ${OPENCASCADE_LIBRARIES} ${OPENCASCADE_LIBRARIES} ${CMAKE_THREAD_LIBS_INIT})
367+
368+
if(WASM_BUILD)
369+
set(OPENCASCADE_LIBRARIES ${OPENCASCADE_LIBRARIES} ${CMAKE_THREAD_LIBS_INIT})
370+
else()
371+
# OPENCASCADE_LIBRARIES repeated N times below in order to fix cyclic dependencies - use --start-group ... --end-group instead?
372+
# tfk: --start-group ... --end-group didn't work on the apple linker when last tested
373+
set(OPENCASCADE_LIBRARIES ${OPENCASCADE_LIBRARIES} ${OPENCASCADE_LIBRARIES} ${OPENCASCADE_LIBRARIES} ${OPENCASCADE_LIBRARIES} ${OPENCASCADE_LIBRARIES} ${CMAKE_THREAD_LIBS_INIT})
374+
endif()
375+
350376
if (NOT APPLE AND NOT WIN32)
351377
set(OPENCASCADE_LIBRARIES ${OPENCASCADE_LIBRARIES} "rt")
352378
endif()
@@ -620,7 +646,12 @@ function(files_for_ifc_version IFC_VERSION RESULT_NAME)
620646
endfunction()
621647

622648
if(NOT SCHEMA_VERSIONS)
623-
set(SCHEMA_VERSIONS "2x3" "4" "4x1" "4x2" "4x3_rc1" "4x3_rc2" "4x3_rc3" "4x3_rc4" "4x3" "4x3_tc1" "4x3_add1")
649+
if(WASM_BUILD)
650+
# super arbitrarily try to keep size down at least a little bit
651+
set(SCHEMA_VERSIONS "2x3" "4")
652+
else()
653+
set(SCHEMA_VERSIONS "2x3" "4" "4x1" "4x2" "4x3_rc1" "4x3_rc2" "4x3_rc3" "4x3_rc4" "4x3" "4x3_tc1" "4x3_add1")
654+
endif()
624655
endif()
625656

626657
foreach(s ${SCHEMA_VERSIONS})
@@ -697,7 +728,11 @@ if (BUILD_IFCGEOM)
697728
foreach(s ${SCHEMA_VERSIONS})
698729
set(IFCGEOM_SCHEMA_LIBRARIES ${IFCGEOM_SCHEMA_LIBRARIES} IfcGeom_ifc${s})
699730
endforeach()
700-
set(IFCOPENSHELL_LIBRARIES ${IFCOPENSHELL_LIBRARIES} IfcGeom ${IFCGEOM_SCHEMA_LIBRARIES} IfcGeom ${IFCGEOM_SCHEMA_LIBRARIES})
731+
if (WASM_BUILD)
732+
set(IFCOPENSHELL_LIBRARIES ${IFCOPENSHELL_LIBRARIES} IfcGeom ${IFCGEOM_SCHEMA_LIBRARIES})
733+
else()
734+
set(IFCOPENSHELL_LIBRARIES ${IFCOPENSHELL_LIBRARIES} IfcGeom ${IFCGEOM_SCHEMA_LIBRARIES} IfcGeom ${IFCGEOM_SCHEMA_LIBRARIES})
735+
endif()
701736
endif()
702737
if (BUILD_CONVERT OR BUILD_IFCPYTHON)
703738
foreach(s ${SCHEMA_VERSIONS})
@@ -741,7 +776,11 @@ set(IFCPARSE_FILES ${IFCPARSE_CPP_FILES} ${IFCPARSE_H_FILES})
741776
add_library(IfcParse ${IFCPARSE_FILES})
742777
set_target_properties(IfcParse PROPERTIES COMPILE_FLAGS -DIFC_PARSE_EXPORTS VERSION "0.6.0" SOVERSION "0.6")
743778

744-
TARGET_LINK_LIBRARIES(IfcParse ${Boost_LIBRARIES} ${BCRYPT_LIBRARIES} ${LIBXML2_LIBRARIES})
779+
if (WASM_BUILD)
780+
TARGET_LINK_LIBRARIES(IfcParse ${BCRYPT_LIBRARIES} ${LIBXML2_LIBRARIES})
781+
else()
782+
TARGET_LINK_LIBRARIES(IfcParse ${Boost_LIBRARIES} ${BCRYPT_LIBRARIES} ${LIBXML2_LIBRARIES})
783+
endif()
745784

746785
if (BUILD_IFCGEOM)
747786

@@ -753,7 +792,9 @@ set(IFCGEOM_FILES ${IFCGEOM_CPP_FILES} ${IFCGEOM_H_FILES})
753792
foreach(s ${SCHEMA_VERSIONS})
754793
add_library(IfcGeom_ifc${s} STATIC ${IFCGEOM_FILES})
755794
set_target_properties(IfcGeom_ifc${s} PROPERTIES COMPILE_FLAGS "-DIFC_GEOM_EXPORTS -DIfcSchema=Ifc${s}")
756-
TARGET_LINK_LIBRARIES(IfcGeom_ifc${s} IfcParse ${OPENCASCADE_LIBRARIES})
795+
if (NOT WASM_BUILD)
796+
TARGET_LINK_LIBRARIES(IfcGeom_ifc${s} IfcParse ${OPENCASCADE_LIBRARIES})
797+
endif()
757798
endforeach()
758799

759800
# IfcGeom (schema agnostic)
@@ -768,7 +809,11 @@ if (UNIX)
768809
find_package(Threads)
769810
endif()
770811

771-
TARGET_LINK_LIBRARIES(IfcGeom IfcParse ${IFCGEOM_SCHEMA_LIBRARIES} ${CMAKE_THREAD_LIBS_INIT})
812+
if (WASM_BUILD)
813+
TARGET_LINK_LIBRARIES(IfcGeom ${IFCGEOM_SCHEMA_LIBRARIES} ${CMAKE_THREAD_LIBS_INIT})
814+
else()
815+
TARGET_LINK_LIBRARIES(IfcGeom IfcParse ${IFCGEOM_SCHEMA_LIBRARIES} ${CMAKE_THREAD_LIBS_INIT})
816+
endif()
772817

773818
endif(BUILD_IFCGEOM)
774819

@@ -785,7 +830,12 @@ set(SERIALIZERS_S_FILES ${SERIALIZERS_S_H_FILES} ${SERIALIZERS_S_CPP_FILES})
785830
foreach(s ${SCHEMA_VERSIONS})
786831
add_library(Serializers_ifc${s} STATIC ${SERIALIZERS_S_FILES})
787832
set_target_properties(Serializers_ifc${s} PROPERTIES COMPILE_FLAGS "-DIFC_GEOM_EXPORTS -DIfcSchema=Ifc${s} ${CONVERT_PRECISION}")
788-
TARGET_LINK_LIBRARIES(Serializers_ifc${s} IfcGeom ${OPENCASCADE_LIBRARIES} ${HDF5_LIBRARIES})
833+
834+
if (WASM_BUILD)
835+
TARGET_LINK_LIBRARIES(Serializers_ifc${s} ${HDF5_LIBRARIES})
836+
else()
837+
TARGET_LINK_LIBRARIES(Serializers_ifc${s} IfcGeom ${OPENCASCADE_LIBRARIES} ${HDF5_LIBRARIES})
838+
endif()
789839
endforeach()
790840

791841
add_library(Serializers ${SERIALIZERS_FILES})

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