[PATCH v3 5/5] class/dpkg: Unify workplace for packages

[Alexander Smirnov <asmirnov@ilbers.de>]

Get rid of splitting package's data between WORKDIR and BUILDCHROOT.
Now everything is stored into WORKDIR, and BUILDCHROOT is used for
compilation only.

Signed-off-by: Alexander Smirnov <asmirnov@ilbers.de>
---
 meta/classes/dpkg.bbclass | 17 ++++++++++-------
 1 file changed, 10 insertions(+), 7 deletions(-)

diff --git a/meta/classes/dpkg.bbclass b/meta/classes/dpkg.bbclass
index 360a95c..16b7fc5 100644
--- a/meta/classes/dpkg.bbclass
+++ b/meta/classes/dpkg.bbclass
@@ -3,12 +3,11 @@
 
 # Add dependency from buildchroot creation
 DEPENDS += "buildchroot"
-do_unpack[deptask] = "do_build"
+do_build[deptask] = "do_build"
 
 # Each package should have its own unique build folder, so use
 # recipe name as identifier
 PP = "/home/builder/${PN}"
-BUILDROOT = "${BUILDCHROOT_DIR}/${PP}"
 
 do_fetch[dirs] = "${DL_DIR}"
 
@@ -27,17 +26,16 @@ python do_fetch() {
 
 addtask fetch before do_unpack
 
-do_unpack[dirs] = "${BUILDROOT}"
+do_unpack[dirs] = "${WORKDIR}"
 do_unpack[stamp-extra-info] = "${DISTRO}-${DISTRO_ARCH}"
-S ?= "${BUILDROOT}"
 
-# Unpack package and put it into working directory in buildchroot
+# Unpack package and put it into working directory
 python do_unpack() {
     src_uri = (d.getVar('SRC_URI', True) or "").split()
     if len(src_uri) == 0:
         return
 
-    rootdir = d.getVar('BUILDROOT', True)
+    rootdir = d.getVar('WORKDIR', True)
 
     try:
         fetcher = bb.fetch2.Fetch(src_uri, d)
@@ -48,17 +46,22 @@ python do_unpack() {
 
 addtask unpack after do_fetch before do_build
 
+BUILDROOT = "${BUILDCHROOT_DIR}/${PP}"
 do_build[stamp-extra-info] = "${DISTRO}-${DISTRO_ARCH}"
 
 # Build package from sources using build script
 do_build() {
+    mkdir -p ${BUILDROOT}
+    sudo mount --bind ${WORKDIR} ${BUILDROOT}
     sudo chroot ${BUILDCHROOT_DIR} /build.sh ${PP}/${SRC_DIR}
+    sudo umount ${BUILDROOT}
+    rm -rf ${BUILDROOT}
 }
 
 
 # Install package to dedicated deploy directory
 do_install() {
-    install -m 644 ${BUILDROOT}/*.deb ${DEPLOY_DIR_DEB}/
+    install -m 644 ${WORKDIR}/*.deb ${DEPLOY_DIR_DEB}/
 }
 
 addtask install after do_build
-- 
2.1.4