summaryrefslogtreecommitdiff
path: root/Debian/Debhelper/Buildsystem/python_distutils.pm
diff options
context:
space:
mode:
Diffstat (limited to 'Debian/Debhelper/Buildsystem/python_distutils.pm')
-rw-r--r--Debian/Debhelper/Buildsystem/python_distutils.pm109
1 files changed, 109 insertions, 0 deletions
diff --git a/Debian/Debhelper/Buildsystem/python_distutils.pm b/Debian/Debhelper/Buildsystem/python_distutils.pm
new file mode 100644
index 0000000..46f4c1c
--- /dev/null
+++ b/Debian/Debhelper/Buildsystem/python_distutils.pm
@@ -0,0 +1,109 @@
+# A debhelper build system class for building Python Distutils based
+# projects. It prefers out of source tree building.
+#
+# Copyright: © 2008 Joey Hess
+# © 2008-2009 Modestas Vainius
+# License: GPL-2+
+
+package Debian::Debhelper::Buildsystem::python_distutils;
+
+use strict;
+use Cwd ();
+use Debian::Debhelper::Dh_Lib qw(error);
+use base 'Debian::Debhelper::Buildsystem';
+
+sub DESCRIPTION {
+ "Python Distutils (setup.py)"
+}
+
+sub DEFAULT_BUILD_DIRECTORY {
+ my $this=shift;
+ return $this->_canonpath($this->get_sourcepath("build"));
+}
+
+sub new {
+ my $class=shift;
+ my $this=$class->SUPER::new(@_);
+ # Out of source tree building is prefered.
+ $this->enforce_out_of_source_building(@_);
+ return $this;
+}
+
+sub check_auto_buildable {
+ my $this=shift;
+ return -e $this->get_sourcepath("setup.py");
+}
+
+sub not_our_cfg {
+ my $this=shift;
+ my $ret;
+ if (open(my $cfg, $this->get_buildpath(".pydistutils.cfg"))) {
+ $ret = not "# Created by dh_auto\n" eq <$cfg>;
+ close $cfg;
+ }
+ return $ret;
+}
+
+sub create_cfg {
+ my $this=shift;
+ if (open(my $cfg, ">", $this->get_buildpath(".pydistutils.cfg"))) {
+ print $cfg "# Created by dh_auto", "\n";
+ print $cfg "[build]\nbuild-base=", $this->get_build_rel2sourcedir(), "\n";
+ close $cfg;
+ return 1;
+ }
+ return 0;
+}
+
+sub pre_building_step {
+ my $this=shift;
+ my $step=shift;
+
+ return unless grep /$step/, qw(build install clean);
+
+ # --build-base can only be passed to the build command. However,
+ # it is always read from the config file (really weird design).
+ # Therefore create such a cfg config file.
+ if ($this->get_buildpath() ne $this->DEFAULT_BUILD_DIRECTORY()) {
+ not $this->not_our_cfg() or
+ error("cannot set custom build directory: .pydistutils.cfg is in use");
+ $this->mkdir_builddir();
+ $this->create_cfg() or
+ error("cannot set custom build directory: unwritable .pydistutils.cfg");
+ # Distutils reads $HOME/.pydistutils.cfg
+ $ENV{HOME} = Cwd::abs_path($this->get_buildpath());
+ }
+}
+
+sub setup_py {
+ my $this=shift;
+ my $act=shift;
+ $this->doit_in_sourcedir("python", "setup.py", $act, @_);
+}
+
+sub build {
+ my $this=shift;
+ $this->setup_py("build", @_);
+}
+
+sub install {
+ my $this=shift;
+ my $destdir=shift;
+ $this->setup_py("install", "--root=$destdir", "--no-compile", "-O0", @_);
+}
+
+sub clean {
+ my $this=shift;
+ $this->setup_py("clean", "-a", @_);
+
+ # Config file will remain if it was created by us
+ if (!$this->not_our_cfg()) {
+ unlink($this->get_buildpath(".pydistutils.cfg"));
+ $this->rmdir_builddir(1); # only if empty
+ }
+ # The setup.py might import files, leading to python creating pyc
+ # files.
+ $this->doit_in_sourcedir('find', '.', '-name', '*.pyc', '-exec', 'rm', '{}', ';');
+}
+
+1;