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author | Lars Wirzenius <lars.wirzenius@codethink.co.uk> | 2012-03-30 14:08:14 +0100 |
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committer | Lars Wirzenius <lars.wirzenius@codethink.co.uk> | 2012-03-30 14:08:14 +0100 |
commit | 907ced8460dee3763c5890a69f9d5e126621041e (patch) | |
tree | 36dbf0b491c9cc0eefaee1206da5ca4d74093868 | |
parent | 9af42688ebc6591067ec09434671bba1e9d6aaf9 (diff) | |
download | morph-907ced8460dee3763c5890a69f9d5e126621041e.tar.gz |
STart a build system abstraction with autodetection
-rw-r--r-- | morphlib/__init__.py | 1 | ||||
-rw-r--r-- | morphlib/buildsystem.py | 46 | ||||
-rw-r--r-- | morphlib/buildsystem_tests.py | 72 |
3 files changed, 119 insertions, 0 deletions
diff --git a/morphlib/__init__.py b/morphlib/__init__.py index 05f4022b..7d4f1293 100644 --- a/morphlib/__init__.py +++ b/morphlib/__init__.py @@ -21,6 +21,7 @@ import bins import blobs import buildcontroller import builddependencygraph +import buildsystem import buildworker import builder import cachedir diff --git a/morphlib/buildsystem.py b/morphlib/buildsystem.py new file mode 100644 index 00000000..7ac56cf4 --- /dev/null +++ b/morphlib/buildsystem.py @@ -0,0 +1,46 @@ +# Copyright (C) 2012 Codethink Limited +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; version 2 of the License. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License along +# with this program; if not, write to the Free Software Foundation, Inc., +# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + + +class BuildSystem(object): + + '''An abstraction of an upstream build system. + + Some build systems are well known: autotools, for example. + Others are purely manual: there's a set of commands to run that + are specific for that project, and (almost) no other project uses them. + The Linux kernel would be an example of that. + + This class provides an abstraction for these, including a method + to autodetect well known build systems. + + ''' + + def used_by_project(self, srcdir): + '''Does project at ``srcdir`` use this build system?''' + raise NotImplementedError() # pragma: no cover + + +class ManualBuildSystem(BuildSystem): + + '''A manual build system where the morphology must specify all commands.''' + + def used_by_project(self, srcdir): + return False + +class AutotoolsBuildSystem(BuildSystem): + + '''The automake/autoconf/libtool holy trinity.''' + diff --git a/morphlib/buildsystem_tests.py b/morphlib/buildsystem_tests.py new file mode 100644 index 00000000..33b7a580 --- /dev/null +++ b/morphlib/buildsystem_tests.py @@ -0,0 +1,72 @@ +# Copyright (C) 2012 Codethink Limited +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; version 2 of the License. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License along +# with this program; if not, write to the Free Software Foundation, Inc., +# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + + +import os +import shutil +import tempfile +import unittest + +import morphlib + + +def touch(pathname): + with open(pathname, 'w'): + pass + + +def create_empty_project(srcdir): + pass + + +def create_autotools_project(srcdir): + touch(os.path.join(srcdir, 'configure')) + + +class ManualBuildSystem(unittest.TestCase): + + def setUp(self): + self.bs = morphlib.buildsystem.ManualBuildSystem() + self.tempdir = tempfile.mkdtemp() + + def tearDown(self): + shutil.rmtree(self.tempdir) + + def test_does_not_autodetect_empty(self): + create_empty_project(self.tempdir) + self.assertFalse(self.bs.used_by_project(self.tempdir)) + + def test_does_not_autodetect_autotools(self): + create_autotools_project(self.tempdir) + self.assertFalse(self.bs.used_by_project(self.tempdir)) + + +class AutotoolsBuildSystem(unittest.TestCase): + + def setUp(self): + self.bs = morphlib.buildsystem.ManualBuildSystem() + self.tempdir = tempfile.mkdtemp() + + def tearDown(self): + shutil.rmtree(self.tempdir) + + def test_does_not_autodetect_empty(self): + create_empty_project(self.tempdir) + self.assertFalse(self.bs.used_by_project(self.tempdir)) + + def test_autodetects_autotools(self): + create_autotools_project(self.tempdir) + self.assertFalse(self.bs.used_by_project(self.tempdir)) + |