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annotate rust/hgcli/pyoxidizer.bzl @ 45831:f14c33b2e497

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pyoxidizer: default to one-file binary on non-Windows platforms Windows has some extra constraints that require a multi-file install, but we expect folks to use an MSI or similar installer there so it's less of a big deal. Differential Revision: https://phab.mercurial-scm.org/D9289
author Augie Fackler <augie@google.com>
date Tue, 03 Nov 2020 16:25:33 -0500
parents d270b9b797a7
children 867385f45559
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1 ROOT = CWD + "/../.."
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2
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3 IS_WINDOWS = "windows" in BUILD_TARGET_TRIPLE
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4
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5 # Code to run in Python interpreter.
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6 RUN_CODE = "import hgdemandimport; hgdemandimport.enable(); from mercurial import dispatch; dispatch.run()"
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7
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8 set_build_path(ROOT + "/build/pyoxidizer")
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9
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10 def make_distribution():
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11 return default_python_distribution()
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12
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13 def make_distribution_windows():
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14 return default_python_distribution(flavor = "standalone_dynamic")
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15
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16 def resource_callback(policy, resource):
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17 if not IS_WINDOWS:
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18 resource.add_location = "in-memory"
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19 return
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20 # We use a custom resource routing policy to influence where things are loaded
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21 # from.
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22 #
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23 # For Python modules and resources, we load from memory if they are in
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24 # the standard library and from the filesystem if not. This is because
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25 # parts of Mercurial and some 3rd party packages aren't yet compatible
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26 # with memory loading.
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27 #
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28 # For Python extension modules, we load from the filesystem because
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29 # this yields greatest compatibility.
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30 if type(resource) in ("PythonModuleSource", "PythonPackageResource", "PythonPackageDistributionResource"):
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31 if resource.is_stdlib:
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32 resource.add_location = "in-memory"
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33 else:
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34 resource.add_location = "filesystem-relative:lib"
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35
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36 elif type(resource) == "PythonExtensionModule":
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37 resource.add_location = "filesystem-relative:lib"
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38
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39 def make_exe(dist):
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40 """Builds a Rust-wrapped Mercurial binary."""
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41 packaging_policy = dist.make_python_packaging_policy()
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42 # Extension may depend on any Python functionality. Include all
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43 # extensions.
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44 packaging_policy.extension_module_filter = "all"
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45 packaging_policy.resources_location = "in-memory"
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46 if IS_WINDOWS:
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47 packaging_policy.resources_location_fallback = "filesystem-relative:lib"
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48 packaging_policy.register_resource_callback(resource_callback)
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49
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50 config = dist.make_python_interpreter_config()
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51 config.raw_allocator = "system"
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52 config.run_mode = "eval:%s" % RUN_CODE
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53 # We want to let the user load extensions from the file system
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54 config.filesystem_importer = True
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55 # We need this to make resourceutil happy, since it looks for sys.frozen.
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56 config.sys_frozen = True
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57 config.legacy_windows_stdio = True
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58
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59 exe = dist.to_python_executable(
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60 name = "hg",
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61 packaging_policy = packaging_policy,
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62 config = config,
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63 )
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64
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65 # Add Mercurial to resources.
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66 exe.add_python_resources(exe.pip_install(["--verbose", ROOT]))
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67
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68 # On Windows, we install extra packages for convenience.
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69 if IS_WINDOWS:
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70 exe.add_python_resources(
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71 exe.pip_install(["-r", ROOT + "/contrib/packaging/requirements-windows-py2.txt"]),
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72 )
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73
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74 return exe
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75
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76 def make_manifest(dist, exe):
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77 m = FileManifest()
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78 m.add_python_resource(".", exe)
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79
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80 return m
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81
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82 def make_embedded_resources(exe):
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83 return exe.to_embedded_resources()
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84
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85 register_target("distribution_posix", make_distribution)
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86 register_target("distribution_windows", make_distribution_windows)
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87
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88 register_target("exe_posix", make_exe, depends = ["distribution_posix"])
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89 register_target("exe_windows", make_exe, depends = ["distribution_windows"])
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90
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91 register_target(
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92 "app_posix",
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93 make_manifest,
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94 depends = ["distribution_posix", "exe_posix"],
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95 default = "windows" not in BUILD_TARGET_TRIPLE,
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96 )
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97 register_target(
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98 "app_windows",
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99 make_manifest,
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100 depends = ["distribution_windows", "exe_windows"],
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101 default = "windows" in BUILD_TARGET_TRIPLE,
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102 )
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103
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104 resolve_targets()
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105
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106 # END OF COMMON USER-ADJUSTED SETTINGS.
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107 #
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108 # Everything below this is typically managed by PyOxidizer and doesn't need
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109 # to be updated by people.
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110
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111 PYOXIDIZER_VERSION = "0.9.0"
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112 PYOXIDIZER_COMMIT = "1fbc264cc004226cd76ee452e0a386ffca6ccfb1"