# # Copyright (C) 2007 OpenWrt.org # # This is free software, licensed under the GNU General Public License v2. # See /LICENSE for more information. # # define a dependency on a subtree # parameters: # 1: directory # 2: directory dependency # 3: tempfile for file listings # 4: find options DEP_FINDPARAMS := -type f -not -name ".*" -and -not -path "*.svn*" -type f -not -name ".*" -and -not -path "*.svn*" -and -not -path "*:*" -and -not -path "*!*" -and -not -path "* *" -and -not -path "*\\\#*" define rdep $(foreach file,$(shell find $(1) $(DEP_FINDPARAMS) $(4)), $(2): $(file) $(file): ; ) ifneq ($(3),) ifneq ($$(shell find $(1) $(DEP_FINDPARAMS) $(4) 2>/dev/null | md5s),$(if $(3),$(shell cat $(3) || touch $(3) 2>/dev/null))) $(2): $(3) endif endif $(3): FORCE @-find $(1) $(DEP_FINDPARAMS) $(4) 2>/dev/null | md5s > $$@ .PRECIOUS: $(3) endef