oprofile: use correct way of overriding steps

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/oprofile/oprofile.mk

@@ -26,22 +26,19 @@ endif
 
 OPROFILE_DEPENDENCIES := popt binutils_target
 
-$(eval $(call AUTOTARGETS,package,oprofile))
-
-$(OPROFILE_TARGET_INSTALL_TARGET):
+define OPROFILE_INSTALL_TARGET_CMDS
 	$(INSTALL) -d -m 755 $(TARGET_DIR)/usr/bin
 	$(INSTALL) -d -m 755 $(TARGET_DIR)/usr/share/oprofile
-	cp -dpfr $(OPROFILE_DIR)/events/$(OPROFILE_ARCH) $(TARGET_DIR)/usr/share/oprofile
-	$(INSTALL) -m 644 $(OPROFILE_DIR)/libregex/stl.pat $(TARGET_DIR)/usr/share/oprofile
-	$(INSTALL) -m 755 $(OPROFILE_DIR)/utils/opcontrol $(TARGET_DIR)/usr/bin
-	$(INSTALL) -m 755 $(addprefix $(OPROFILE_DIR)/, $(OPROFILE_BINARIES)) $(TARGET_DIR)/usr/bin
-	$(STRIPCMD) $(STRIP_STRIP_UNNEEDED) $(addprefix $(TARGET_DIR)/usr/bin/, $(notdir $(OPROFILE_BINARIES)))
-	touch $@
+	cp -dpfr $(@D)/events/$(OPROFILE_ARCH) $(TARGET_DIR)/usr/share/oprofile
+	$(INSTALL) -m 644 $(@D)/libregex/stl.pat $(TARGET_DIR)/usr/share/oprofile
+	$(INSTALL) -m 755 $(@D)/utils/opcontrol $(TARGET_DIR)/usr/bin
+	$(INSTALL) -m 755 $(addprefix $(@D)/, $(OPROFILE_BINARIES)) $(TARGET_DIR)/usr/bin
+endef
 
-$(OPROFILE_TARGET_CLEAN):
+define OPROFILE_UNINSTALL_TARGET_CMDS
 	rm -f $(addprefix $(TARGET_DIR)/usr/bin/, $(notdir $(OPROFILE_BINARIES)))
 	rm -f $(TARGET_DIR)/usr/bin/opcontrol
 	rm -rf $(TARGET_DIR)/usr/share/oprofile
-	-$(MAKE) -C $(OPROFILE_DIR) clean
-	touch $@
+endef
 
+$(eval $(call AUTOTARGETS,package,oprofile))