1 files changed, 95 insertions, 0 deletions
diff --git a/Debian/Debhelper/Buildsystem/makefile.pm b/Debian/Debhelper/Buildsystem/makefile.pm
new file mode 100644
index 00000000..6a9e6877
--- /dev/null
+++ b/Debian/Debhelper/Buildsystem/makefile.pm
@@ -0,0 +1,95 @@
+# A buildsystem plugin for handling simple Makefile based projects.
+#
+# Copyright: © 2008 Joey Hess
+#            © 2008-2009 Modestas Vainius
+# License: GPL-2+
+
+package Debian::Debhelper::Buildsystem::makefile;
+
+use strict;
+use Debian::Debhelper::Dh_Lib qw(escape_shell);
+use base 'Debian::Debhelper::Buildsystem';
+
+sub get_makecmd_C {
+	my $this=shift;
+	my $buildpath = $this->get_buildpath();
+	if ($buildpath ne '.') {
+		return $this->{makecmd} . " -C " . escape_shell($buildpath);
+	}
+	return $this->{makecmd};
+}
+
+sub exists_make_target {
+	my ($this, $target) = @_;
+	my $makecmd=$this->get_makecmd_C();
+
+	# Use make -n to check to see if the target would do
+	# anything. There's no good way to test if a target exists.
+	my $ret=`$makecmd -s -n --no-print-directory $target 2>/dev/null`;
+	chomp $ret;
+	return length($ret);
+}
+
+sub make_first_existing_target {
+	my $this=shift;
+	my $targets=shift;
+
+	foreach my $target (@$targets) {
+		if ($this->exists_make_target($target)) {
+			$this->doit_in_builddir($this->{makecmd}, $target, @_);
+			return $target;
+		}
+	}
+	return undef;
+}
+
+sub DESCRIPTION {
+	"simple Makefile"
+}
+
+sub new {
+	my $class=shift;
+	my $this=$class->SUPER::new(@_);
+	$this->{makecmd} = (exists $ENV{MAKE}) ? $ENV{MAKE} : "make";
+	return $this;
+}
+
+sub check_auto_buildable {
+	my $this=shift;
+	my ($step) = @_;
+
+	# Handles build, test, install, clean; configure - next class
+	if (grep /^\Q$step\E$/, qw{build test install clean}) {
+		# This is always called in the source directory, but generally
+		# Makefiles are created (or live) in the the build directory.
+		return -e $this->get_buildpath("Makefile") ||
+		       -e $this->get_buildpath("makefile") ||
+		       -e $this->get_buildpath("GNUmakefile");
+	}
+	return 0;
+}
+
+sub build {
+	my $this=shift;
+	$this->doit_in_builddir($this->{makecmd}, @_);
+}
+
+sub test {
+	my $this=shift;
+	$this->make_first_existing_target(['test', 'check'], @_);
+}
+
+sub install {
+	my $this=shift;
+	my $destdir=shift;
+	$this->make_first_existing_target(['install'], "DESTDIR=$destdir", @_);
+}
+
+sub clean {
+	my $this=shift;
+	if (!$this->rmdir_builddir()) {
+		$this->make_first_existing_target(['distclean', 'realclean', 'clean'], @_);
+	}
+}
+
+1;