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| 1 | +package = { |
| 2 | + spec = "1", |
| 3 | + namespace = "mpusz", |
| 4 | + name = "mp-units", |
| 5 | + description = "Physical quantities and units through the upstream mp_units C++ modules", |
| 6 | + licenses = { "MIT" }, |
| 7 | + repo = "https://github.com/mpusz/mp-units", |
| 8 | + type = "package", |
| 9 | + xpm = { |
| 10 | + linux = { |
| 11 | + ["2.5.0"] = { |
| 12 | + url = "https://github.com/mpusz/mp-units/archive/refs/tags/v2.5.0.tar.gz", |
| 13 | + sha256 = "a6bd48bee699f11f0ed5b04b8c5006d15f76e6d898e058db3880554d2e47a400", |
| 14 | + }, |
| 15 | + }, |
| 16 | + macosx = { |
| 17 | + ["2.5.0"] = { |
| 18 | + url = "https://github.com/mpusz/mp-units/archive/refs/tags/v2.5.0.tar.gz", |
| 19 | + sha256 = "a6bd48bee699f11f0ed5b04b8c5006d15f76e6d898e058db3880554d2e47a400", |
| 20 | + }, |
| 21 | + }, |
| 22 | + windows = { |
| 23 | + ["2.5.0"] = { |
| 24 | + url = "https://github.com/mpusz/mp-units/archive/refs/tags/v2.5.0.tar.gz", |
| 25 | + sha256 = "a6bd48bee699f11f0ed5b04b8c5006d15f76e6d898e058db3880554d2e47a400", |
| 26 | + }, |
| 27 | + }, |
| 28 | + }, |
| 29 | + mcpp = { |
| 30 | + language = "c++23", |
| 31 | + import_std = true, |
| 32 | + modules = { "mp_units.core", "mp_units.systems", "mp_units" }, |
| 33 | + include_dirs = { "*/src/core/include", "*/src/systems/include" }, |
| 34 | + -- 上游的 import std 配置使用标准格式化，并关闭运行时契约检查 |
| 35 | + defines = { |
| 36 | + "MP_UNITS_IMPORT_STD", |
| 37 | + "MP_UNITS_API_STD_FORMAT=1", |
| 38 | + "MP_UNITS_API_CONTRACTS=0", |
| 39 | + "MP_UNITS_API_NO_CRTP=1", |
| 40 | + "MP_UNITS_HOSTED=1", |
| 41 | + "MP_UNITS_API_NATURAL_UNITS=1", |
| 42 | + "MP_UNITS_API_THROWING_CONSTRAINTS=0", |
| 43 | + }, |
| 44 | + sources = { |
| 45 | + "*/src/core/mp-units-core.cppm", |
| 46 | + "*/src/systems/mp-units-systems.cppm", |
| 47 | + "*/src/mp-units.cppm", |
| 48 | + }, |
| 49 | + -- 两个上游接口的 std 导入受 MP_UNITS_IMPORT_STD 守卫 |
| 50 | + scan_overrides = { |
| 51 | + ["*/src/core/mp-units-core.cppm"] = { |
| 52 | + provides = { "mp_units.core" }, imports = { "std" }, |
| 53 | + }, |
| 54 | + ["*/src/systems/mp-units-systems.cppm"] = { |
| 55 | + provides = { "mp_units.systems" }, imports = { "mp_units.core", "std" }, |
| 56 | + }, |
| 57 | + }, |
| 58 | + targets = { ["mp-units"] = { kind = "lib" } }, |
| 59 | + deps = {}, |
| 60 | + }, |
| 61 | +} |
| 62 | + |
| 63 | +import("xim.libxpkg.pkginfo") |
| 64 | + |
| 65 | +function install() |
| 66 | + local wrap = "mp-units-" .. pkginfo.version() |
| 67 | + local units = { |
| 68 | + ["src/core/mp-units-core"] = "mp_units.core", |
| 69 | + ["src/systems/mp-units-systems"] = "mp_units.systems", |
| 70 | + ["src/mp-units"] = "mp_units", |
| 71 | + } |
| 72 | + for relative, name in pairs(units) do |
| 73 | + local source = path.join(wrap, relative .. ".cpp") |
| 74 | + local content = assert(io.readfile(source), "mpusz.mp-units: cannot read " .. source) |
| 75 | + local declaration = "export module " .. name .. ";" |
| 76 | + local _, count = content:gsub(declaration:gsub("(%W)", "%%%1"), "") |
| 77 | + assert(count == 1, "mpusz.mp-units: expected exactly one declaration in " .. source) |
| 78 | + -- 模块接口扩展名用于 Clang 驱动识别，原文件保留 |
| 79 | + local destination = path.join(wrap, relative .. ".cppm") |
| 80 | + os.cp(source, destination) |
| 81 | + assert(io.readfile(destination) == content, "mpusz.mp-units: copy differs from " .. source) |
| 82 | + end |
| 83 | + local prefix = pkginfo.install_dir() |
| 84 | + os.tryrm(prefix) |
| 85 | + os.mkdir(prefix) |
| 86 | + os.mv(wrap, path.join(prefix, wrap)) |
| 87 | + return true |
| 88 | +end |
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