python/xmake.lua

   1 ---@diagnostic disable
   2 -- option: liba-python
   3 option("liba-python")
   4 set_showmenu(true)
   5 set_category("liba")
   6 set_values("python3", "python2")
   7 set_description("Enable/Disable Python")
   8 option_end()
   9
  10 rule("cython")
  11 set_extensions(".pyx")
  12 on_load(function(target)
  13     import("lib.detect.find_tool")
  14     local python = get_config("liba-python"):split("::")
  15     local python = assert(find_tool(python[#python]), "python not found!")
  16     local cython = assert(find_tool("cython3") or find_tool("cython"), "cython not found!")
  17     local suffix = os.iorunv(python.program, {
  18         "-c",
  19         'import sysconfig;print(sysconfig.get_config_var("EXT_SUFFIX") or sysconfig.get_config_var("SO"))',
  20     })
  21     local prefix = os.iorunv(python.program, { "-c", 'import sysconfig;print(sysconfig.get_path("data"))' })
  22     local platlib = os.iorunv(python.program, { "-c", 'import sysconfig;print(sysconfig.get_path("platlib"))' })
  23     target:set("cython", cython.program)
  24     target:set("kind", "shared")
  25     target:set("prefixname", "")
  26     target:set("extension", suffix:trim())
  27     target:set("installdir", prefix:trim())
  28     target:add("runenvs", "PYTHONPATH", target:targetdir())
  29     target:set("platlib", path.relative(platlib:trim(), prefix:trim()))
  30     local python = target:pkg(get_config("liba-python"))
  31     local links = python:get("links")
  32     if type(links) ~= "table" then
  33         links = {}
  34     end
  35     for _, link in ipairs(links) do
  36         if link:startswith("py") then
  37             python:set("links", link)
  38             break
  39         end
  40     end
  41 end)
  42 on_buildcmd_file(function(target, batchcmds, sourcefile, opt)
  43     local sourcefile_c = sourcefile:replace(".pyx", ".c")
  44     local objectfile = target:objectfile(sourcefile_c)
  45     table.insert(target:objectfiles(), objectfile)
  46
  47     batchcmds:show_progress(opt.progress, "${color.build.object}compiling.cython %s", sourcefile)
  48     batchcmds:vrunv(target:get("cython"), { "--fast-fail", sourcefile })
  49
  50     batchcmds:show_progress(opt.progress, "${color.build.object}compiling.$(mode) %s", sourcefile_c)
  51     batchcmds:compile(sourcefile_c, objectfile)
  52
  53     batchcmds:add_depfiles(sourcefile)
  54     batchcmds:set_depmtime(os.mtime(objectfile))
  55     batchcmds:set_depcache(target:dependfile(objectfile))
  56 end)
  57 rule_end()
  58
  59 if has_config("liba-python") then
  60     add_requires(get_config("liba-python"), { system = true })
  61     target("apy")
  62     add_rules("cython")
  63     add_defines("A_EXPORTS")
  64     add_files("src/liba.pyx")
  65     on_install(function(target)
  66         local installdir = target:installdir()
  67         if installdir then
  68             print("installing %s to %s ..", target:name(), installdir)
  69             installdir = path.join(installdir, target:get("platlib"))
  70             os.mkdir(installdir)
  71             os.vcp(target:targetfile(), installdir)
  72             for _, installfile in ipairs(target:installfiles()) do
  73                 os.vcp(installfile, installdir)
  74             end
  75         end
  76     end)
  77     add_packages(get_config("liba-python"))
  78     add_installfiles("liba.pyi")
  79     set_basename("liba")
  80     set_warnings("all")
  81     set_targetdir(".")
  82     add_deps("a")
  83     target_end()
  84 end