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86 lines
4.5 KiB
86 lines
4.5 KiB
2 years ago
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-- Generate vtk autoinit header file. Substitution for cmake vtk_module_autoinit.
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--
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-- Usage:
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--
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-- add_rules("@vtk/autoinit") -- all modules are included by default
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rule("autoinit")
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on_config(function (target)
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import("core.cache.memcache")
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local properties = memcache.get("rule.vtk.autogen")
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if properties then
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-- add target definitions for autogen header
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local autogen_dir = target:autogendir()
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local autogen_header_dir = path.directory(path.directory(path.directory(path.directory(autogen_dir))))
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local autogen_header = path.join(autogen_header_dir, "vtkModuleAutoInit_all.h")
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for module, property in pairs(properties) do
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if property.needs_autoinit and property.implementations then
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target:add("defines", format("vtk%s_AUTOINIT_INCLUDE=\"%s\"", module, autogen_header:gsub("\\", "/")))
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end
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end
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else
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-- parse vtk cmake configuration files
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local vtk_root = target:pkg("vtk"):installdir()
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local vtk_version = target:pkg("vtk"):version()
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local vtk_ver = format("vtk-%s.%s", vtk_version:major(), vtk_version:minor())
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local vtk_dir = path.join(vtk_root, "lib", "cmake", vtk_ver)
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local property_file = path.join(vtk_dir, "VTK-vtk-module-properties.cmake")
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assert(os.isfile(property_file), "VTK cmake configuration files not found!")
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local property_file_content = io.readfile(property_file):split('\n', {plain = true})
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properties = {}
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for _, line in ipairs(property_file_content) do
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local module = line:match("set_property%(TARGET \"VTK::(.-)\".+%)")
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if module then
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if properties[module] == nil then
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properties[module] = {needs_autoinit = false}
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end
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local needs_autoinit = line:find("set_property%(TARGET \"VTK::.-\" PROPERTY \"INTERFACE_vtk_module_needs_autoinit\" \"1\"%)")
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if needs_autoinit then
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properties[module].needs_autoinit = true
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end
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local implementable = line:find("set_property%(TARGET \"VTK::.-\" PROPERTY \"INTERFACE_vtk_module_implementable\" \"TRUE\"%)")
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if implementable then
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properties[module].implementable = true
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end
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local implements = line:match("set_property%(TARGET \"VTK::.-\" PROPERTY \"INTERFACE_vtk_module_implements\" \"VTK::(.-)\"%)")
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if implements then
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properties[module].implements = implements
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end
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end
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end
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for module, property in pairs(properties) do
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local implement = property.implements
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if implement then
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if properties[implement] and properties[implement].needs_autoinit then
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assert(properties[implement].implementable, format("VTK module %s is not implementable!", implement))
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if properties[implement].implementations == nil then
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properties[implement].implementations = {"vtk" .. module}
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else
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table.insert(properties[implement].implementations, "vtk" .. module)
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end
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end
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end
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end
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-- generate autogen header
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local autogen_dir = target:autogendir()
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local autogen_header_dir = path.directory(path.directory(path.directory(path.directory(autogen_dir))))
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local autogen_header = path.join(autogen_header_dir, "vtkModuleAutoInit_all.h")
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local autogen_content = ""
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for module, property in pairs(properties) do
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if property.needs_autoinit and property.implementations then
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local implementation_content = table.concat(property.implementations, ",")
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autogen_content = autogen_content .. format("#define vtk%s_AUTOINIT %d(%s)\n", module, #property.implementations, implementation_content)
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target:add("defines", format("vtk%s_AUTOINIT_INCLUDE=\"%s\"", module, autogen_header:gsub("\\", "/")))
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end
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end
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if not memcache.get("rule.vtk.autogen") then
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memcache.set("rule.vtk.autogen", properties)
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io.writefile(autogen_header, autogen_content)
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end
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end
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end)
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