DKMS: build against the requested kernel

[deb_dpdk.git] / debian / rules

diff --git a/debian/rules b/debian/rules
index 064ffc3..3ef1c66 100755 (executable)
--- a/debian/rules
+++ b/debian/rules
@@ -15,20 +15,26 @@ DEB_HOST_GNU_CPU := $(shell dpkg-architecture -qDEB_HOST_GNU_CPU)
 export DEB_BUILD_MAINT_OPTIONS = hardening=+all,-pie
 
 # see ENVIRONMENT in dpkg-buildflags(1)
-# package maintainers to append CFLAGS
-export DEB_CFLAGS_MAINT_APPEND  = -fPIC
-# package maintainers to append LDFLAGS
-#export DEB_LDFLAGS_MAINT_APPEND = -Wl,--as-needed
-
+DPKG_EXPORT_BUILDFLAGS = 1
 include /usr/share/dpkg/buildflags.mk
-export EXTRA_CFLAGS=$(CFLAGS)
-export EXTRA_CPPFLAGS=$(CPPFLAGS)
-export HOST_EXTRA_CFLAGS=$(CFLAGS)
-export HOST_EXTRA_CPPFLAGS=$(CPPFLAGS)
-# need to be stripped as DPDK build system adds them and it would be -Wl,-Wl,opt
-export EXTRA_LDFLAGS=$(shell echo $(LDFLAGS) | sed 's/-Wl,//g')
-# HOST_CC build system does not add -Wl ...
-export EXTRA_HOST_LDFLAGS=$(LDFLAGS)
+
+# Support backporting to jessie
+dpkg_version_lt = $(shell dpkg --compare-versions $$(dpkg --status dpkg-dev | grep Version | cut -d' ' -f2) lt-nl "1.18.11" && echo yes)
+ifeq (yes, $(dpkg_version_lt))
+       # package maintainers to append CFLAGS
+       # For Debian, dpkg-dev >= 1.18.11 and gcc 6.x, dpkg-buildflags and gcc
+       # handle -fPIC and related flags relying on specs files
+       # (/usr/share/dpkg/*specs)
+       export DEB_CFLAGS_MAINT_APPEND  = -fPIC
+       export EXTRA_CFLAGS=$(CFLAGS)
+       export EXTRA_CPPFLAGS=$(CPPFLAGS)
+       export HOST_EXTRA_CFLAGS=$(CFLAGS)
+       export HOST_EXTRA_CPPFLAGS=$(CPPFLAGS)
+       # need to be stripped as DPDK build system adds them and it would be -Wl,-Wl,opt
+       export EXTRA_LDFLAGS=$(shell echo $(LDFLAGS) | sed 's/-Wl,//g')
+       # HOST_CC build system does not add -Wl ...
+       export EXTRA_HOST_LDFLAGS=$(LDFLAGS)
+endif
 
 export RTE_DEVEL_BUILD=n
 
@@ -62,6 +68,13 @@ endif
 DPDK_STATIC_DIR = "debian/build/static-root"
 DPDK_SHARED_DIR = "debian/build/shared-root"
 
+# now stable with parallel comilation, so support -j
+ifneq (,$(filter parallel=%,$(DEB_BUILD_OPTIONS)))
+    PAR := $(patsubst parallel=%,%,$(filter parallel=%,$(DEB_BUILD_OPTIONS)))
+else
+    PAR := "1"
+endif
+
 # kernel_modules can be passed via DEB_BUILD_OPTIONS to enable building the
 # optional binary kernel modules package. By default it will be built against
 # the current kernel, or ksrc can be passed with a path to the target kernel
@@ -129,6 +142,7 @@ ifeq (,$(filter dpdk_config=%,$(DEB_BUILD_OPTIONS)))
                -e 's,(CONFIG_RTE_KNI_KMOD=).*,\1$(DPDK_CONFIG_BUILD_KMOD),' \
                -e 's,(LIBRTE_PMD_PCAP=).*,\1y,' \
                -e 's,(LIBRTE_PMD_XENVIRT=).*,\1y,' \
+               -e 's,(CONFIG_RTE_EAL_PMD_PATH=).*,\1"/usr/lib/$(shell dpkg-architecture -qDEB_HOST_MULTIARCH)/dpdk-pmds/",' \
                $(DPDK_STATIC_DIR)/.config
        # xen not available on ppc64el
 ifneq (,$(filter $(DEB_HOST_ARCH), ppc64el))
@@ -138,7 +152,7 @@ endif
        dh_auto_configure
 
 override_dh_auto_build-indep:
-       $(MAKE) V=$(DH_VERBOSE) O=$(DPDK_STATIC_DIR) doc-api-html doc-guides-html \
+       $(MAKE) -j $(PAR) V=$(DH_VERBOSE) O=$(DPDK_STATIC_DIR) doc-api-html doc-guides-html \
                doc-guides-man
 
 override_dh_auto_install-indep:
@@ -148,7 +162,7 @@ override_dh_auto_install-indep:
                DESTDIR=debian/dpdk-doc install-doc
 
 override_dh_auto_build-arch:
-       $(MAKE) V=$(DH_VERBOSE) O=$(DPDK_STATIC_DIR) RTE_KERNELDIR=$(KSRC) build
+       $(MAKE) -j $(PAR) V=$(DH_VERBOSE) O=$(DPDK_STATIC_DIR) RTE_KERNELDIR=$(KSRC) build
        # Unfortunately the decision about having static or shared libraries is
        # made for the whole build, which then produces only .a or .so files
        # (but not both).
@@ -161,7 +175,7 @@ override_dh_auto_build-arch:
        cp -a $(DPDK_STATIC_DIR) $(DPDK_SHARED_DIR)
        sed -ri 's,(RTE_BUILD_SHARED_LIB=).*,\1y,' \
                $(DPDK_SHARED_DIR)/.config
-       $(MAKE) V=$(DH_VERBOSE) O=$(DPDK_SHARED_DIR) RTE_KERNELDIR=$(KSRC) build
+       $(MAKE) -j $(PAR) V=$(DH_VERBOSE) O=$(DPDK_SHARED_DIR) RTE_KERNELDIR=$(KSRC) build
 
 override_dh_auto_install-arch: LIBDIR=usr/lib/$(shell dpkg-architecture -qDEB_HOST_MULTIARCH)
 override_dh_auto_install-arch:
@@ -182,6 +196,10 @@ override_dh_auto_install-arch:
        cp $(DPDK_SHARED_DIR)/.config debian/dpdk-dev/usr/share/dpdk/config
        sed -e 's/SDK_TARGET/$(RTE_TARGET)/' debian/dpdk-sdk-env.sh.in > \
                debian/dpdk-dev/usr/share/dpdk/dpdk-sdk-env.sh
+       # include the bundled autotest suite to be usable from the dpdk-dev package
+       mkdir -p debian/dpdk-dev/usr/share/dpdk/test
+       cp -a app/test/autotest* debian/dpdk-dev/usr/share/dpdk/test
+       cp $(DPDK_SHARED_DIR)/app/test debian/dpdk-dev/usr/share/dpdk/test/
        # Package: libdpdk-dev (bare headers, static devel libs and linker
        # script)
        mkdir -p debian/libdpdk-dev/$(LIBDIR)
@@ -206,9 +224,19 @@ override_dh_auto_install-arch:
          else \
            PKG=$${LN}$${VER}; \
          fi; \
+         LIBF="$$(basename $${lib})"; \
+         LIBD="debian/$${PKG}/$(LIBDIR)"; \
          echo "moving $${lib} for library $${PKG}"; \
-         mkdir -p debian/$${PKG}/$(LIBDIR); \
-         mv $${lib} debian/$${PKG}/$(LIBDIR); \
+         mkdir -p $${LIBD}; \
+         mv $${lib} $${LIBD}; \
+         if [ "$${LIBF#librte_pmd_}x" != "$${LIBF}x" ]; then \
+           mkdir -p $${LIBD}/dpdk-pmds; \
+           echo "PMD: linking $${LIBF} into RTE_EAL_PMD_PATH at $${LIBD}/dpdk-pmds/"; \
+           ln -s --relative --target-directory=$${LIBD}/dpdk-pmds/ $${LIBD}/$${LIBF}; \
+         fi; \
+         if [ "$${LIBF#librte_eal}x" != "$${LIBF}x" ]; then \
+           mkdir -p $${LIBD}/dpdk-pmds; \
+         fi; \
        done
        # pkg-config
        mkdir -p debian/libdpdk-dev/$(LIBDIR)/pkgconfig