kbuild: deb-pkg: call more misc debhelper commands

Use dh_prep instead of removing old build directories manually.

Use dh_clean instead of removing build directories and debian/files
manually.

Call dh_testdir and dh_testroot for preliminary checks.

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Nicolas Schier <n.schier@avm.de>

diff --git a/scripts/package/builddeb b/scripts/package/builddeb
index d31b16afe0db8c858193277ffdd17b30b9c6d718..e797ad360f7a5b0493892630b330c8084a7770b0 100755 (executable)
--- a/scripts/package/builddeb
+++ b/scripts/package/builddeb
@@ -28,8 +28,6 @@ install_linux_image () {
        pname=$1
        pdir=debian/$1
 
-       rm -rf ${pdir}
-
        # Only some architectures with OF support have this target
        if is_enabled CONFIG_OF_EARLY_FLATTREE && [ -d "${srctree}/arch/${SRCARCH}/boot/dts" ]; then
                ${MAKE} -f ${srctree}/Makefile INSTALL_DTBS_PATH="${pdir}/usr/lib/linux-image-${KERNELRELEASE}" dtbs_install
@@ -97,8 +95,6 @@ install_linux_image () {
 install_linux_image_dbg () {
        pdir=debian/$1
 
-       rm -rf ${pdir}
-
        # Parse modules.order directly because 'make modules_install' may sign,
        # compress modules, and then run unneeded depmod.
        while read -r mod; do
@@ -128,8 +124,6 @@ install_kernel_headers () {
        pdir=debian/$1
        version=${1#linux-headers-}
 
-       rm -rf $pdir
-
        "${srctree}/scripts/package/install-extmod-build" "${pdir}/usr/src/linux-headers-${version}"
 
        mkdir -p $pdir/lib/modules/$version/
@@ -139,8 +133,6 @@ install_kernel_headers () {
 install_libc_headers () {
        pdir=debian/$1
 
-       rm -rf $pdir
-
        $MAKE -f $srctree/Makefile headers_install INSTALL_HDR_PATH=$pdir/usr
 
        # move asm headers to /usr/include/<libc-machine>/asm to match the structure

diff --git a/scripts/package/debian/rules b/scripts/package/debian/rules
index 57f1cf7c6b32f1cb0c29f51353ca0a26a4c6ea35..ca07243bd5cdf6e02c99bff0c5cb681111fa2fae 100755 (executable)
--- a/scripts/package/debian/rules
+++ b/scripts/package/debian/rules
@@ -42,6 +42,9 @@ package = $($(@:binary-%=%-package))
 DH_OPTIONS = -p$(package)
 
 define binary
+       $(Q)dh_testdir $(DH_OPTIONS)
+       $(Q)dh_testroot $(DH_OPTIONS)
+       $(Q)dh_prep $(DH_OPTIONS)
        $(Q)+$(MAKE) $(make-opts) run-command KBUILD_RUN_COMMAND='+$$(srctree)/scripts/package/builddeb $(package)'
        $(Q)dh_installdocs $(DH_OPTIONS)
        $(Q)dh_installchangelogs $(DH_OPTIONS)
@@ -72,7 +75,8 @@ build-arch:
 
 .PHONY: clean
 clean:
-       $(Q)rm -rf debian/files debian/linux-* debian/deb-env.vars* debian/*.files
+       $(Q)dh_clean
+       $(Q)rm -rf debian/deb-env.vars* debian/*.files
        $(Q)$(MAKE) ARCH=$(ARCH) clean
 
 # If DEB_HOST_ARCH is empty, it is likely that debian/rules was executed