1 files changed, 46 insertions, 0 deletions
diff --git a/scripts/package/debian/rules b/scripts/package/debian/rules
new file mode 100755
index 000000000000..098307780062
--- /dev/null
+++ b/scripts/package/debian/rules
@@ -0,0 +1,46 @@
+#!/usr/bin/make -f
+# SPDX-License-Identifier: GPL-2.0-only
+
+# in case debian/rules is executed directly
+export DEB_RULES_REQUIRES_ROOT := no
+
+include debian/rules.vars
+
+ifneq (,$(filter-out parallel=1,$(filter parallel=%,$(DEB_BUILD_OPTIONS))))
+    NUMJOBS = $(patsubst parallel=%,%,$(filter parallel=%,$(DEB_BUILD_OPTIONS)))
+    MAKEFLAGS += -j$(NUMJOBS)
+endif
+
+revision = $(lastword $(subst -, ,$(shell dpkg-parsechangelog -S Version)))
+CROSS_COMPILE ?= $(filter-out $(DEB_BUILD_GNU_TYPE)-, $(DEB_HOST_GNU_TYPE)-)
+make-opts = ARCH=$(ARCH) KERNELRELEASE=$(KERNELRELEASE) KBUILD_BUILD_VERSION=$(revision) $(addprefix CROSS_COMPILE=,$(CROSS_COMPILE))
+
+.PHONY: binary binary-indep binary-arch
+binary: binary-arch binary-indep
+binary-indep: build-indep
+binary-arch: build-arch
+	$(MAKE) $(make-opts) \
+	run-command KBUILD_RUN_COMMAND='+$$(srctree)/scripts/package/builddeb'
+
+.PHONY: build build-indep build-arch
+build: build-arch build-indep
+build-indep:
+build-arch:
+	$(MAKE) $(make-opts) olddefconfig
+	$(MAKE) $(make-opts) $(if $(filter um,$(ARCH)),,headers) all
+
+.PHONY: clean
+clean:
+	rm -rf debian/files debian/linux-* debian/deb-env.vars*
+	$(MAKE) ARCH=$(ARCH) clean
+
+# If DEB_HOST_ARCH is empty, it is likely that debian/rules was executed
+# directly. Run 'dpkg-architecture --print-set --print-format=make' to
+# generate a makefile construct that exports all DEB_* variables.
+ifndef DEB_HOST_ARCH
+include debian/deb-env.vars
+
+debian/deb-env.vars:
+	dpkg-architecture -a$$(cat debian/arch) --print-set --print-format=make > $@.tmp
+	mv $@.tmp $@
+endif