Simplify flags, drop as-needed

diff --git a/debian/rules b/debian/rules
index 0a838f625aec2aabebe85706aab16787f318af1a..3a29944d0fbce32b67c5f496acd5885da0fc9f29 100755 (executable)
--- a/debian/rules
+++ b/debian/rules
@@ -2,14 +2,7 @@
 
 # Hardening.
 export DEB_BUILD_MAINT_OPTIONS=hardening=+all
-
-CPPFLAGS:=$(shell dpkg-buildflags --get CPPFLAGS)
-CFLAGS:=$(shell dpkg-buildflags --get CFLAGS)
-CXXFLAGS:=$(shell dpkg-buildflags --get CXXFLAGS) -g1
-LDFLAGS:=$(shell dpkg-buildflags --get LDFLAGS) -Wl,--as-needed
-
-CFLAGS+=$(CPPFLAGS)
-CXXFLAGS+=$(CPPFLAGS)
+export DEB_CXXFLAGS_MAINT_APPEND = -g1
 
 BUILD_DOC = $(if $(shell dh_listpackages | grep libpcl-doc),-DWITH_DOCS=ON)