add lbuild (#1292)

* add lbuild

* lbuild pythonpath to fix

* temp save

* temp save

* limit plat

packages/l/lbuild/xmake.lua

@@ -0,0 +1,37 @@
+package("lbuild")
+    set_kind("binary")
+    set_homepage("https://pypi.org/project/lbuild")
+    set_description("lbuild: a generic, modular code generator in Python 3")
+
+    add_urls("https://github.com/modm-io/lbuild.git")
+    add_versions("2022.02.14", "5d65b36ebed5156809cd4e4675718c04df0515da")
+
+    add_deps("python 3.x", {kind = "binary"})
+
+    on_install("linux", "macosx", "windows", function (package)
+        local python_version = package:dep("python"):version()
+        local lbuild_version = package:version()
+        local pyver = ("python%d.%d"):format(python_version:major(), python_version:minor())
+        local PYTHONPATH = package:installdir("lib")
+        local PYTHONPATH1 = path.join(PYTHONPATH, pyver)
+        PYTHONPATH = path.join(PYTHONPATH, "site-packages", "*")
+        PYTHONPATH1 = path.join(PYTHONPATH1, "site-packages", "*")
+        
+        io.replace("setup.py", "from lbuild.__init__ import __version__", format("__version__ = '%s'", lbuild_version))
+
+        os.vrunv("python", {"setup.py", "install", "--prefix", package:installdir()})
+        for _, path in ipairs(os.dirs(PYTHONPATH)) do
+            package:addenv("PYTHONPATH", path)
+        end
+        for _, path in ipairs(os.dirs(PYTHONPATH1)) do 
+            package:addenv("PYTHONPATH", path)
+        end
+        if package:is_plat("windows") then
+            os.mv(package:installdir("Scripts", "*"), package:installdir("bin"))
+            os.rmdir(package:installdir("Scripts"))
+        end
+    end)
+
+    on_test(function (package)
+        os.vrun("lbuild --version")
+    end)