diff options
| author | nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2007-08-30 21:12:39 +0000 |
|---|---|---|
| committer | nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2007-08-30 21:12:39 +0000 |
| commit | 40aa2d8b06a03e4779cf728c4575c301f389eb72 (patch) | |
| tree | 36c08c3a3571e181641a7399e73eea11e4b1352d /include/depends.mk | |
| parent | 3a065a453ff58430b6915b58cf542e81d143ae3e (diff) | |
clean up recursive dependency handling, use timestamp.pl again, because it saves memory and execution time
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@8558 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'include/depends.mk')
| -rw-r--r-- | include/depends.mk | 46 |
1 files changed, 31 insertions, 15 deletions
diff --git a/include/depends.mk b/include/depends.mk index 4819d6dfc..b488af927 100644 --- a/include/depends.mk +++ b/include/depends.mk @@ -6,26 +6,42 @@ # # define a dependency on a subtree # parameters: -# 1: directory +# 1: directories/files # 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 "*\\\#*" +DEP_FINDPARAMS := -x "*.svn*" -x ".*" -x "*.svn*" -x "*:*" -x "*\!*" -x "* *" -x "*\\\#*" -x "*/.*_check" + +find_md5=find $(1) -type f $(patsubst -x,-and -not -path,$(DEP_FINDPARAMS) $(2)) | md5s + define rdep - $(foreach file,$(shell find $(1) $(DEP_FINDPARAMS) $(4)), - $(2): $(file) - $(file): ; - ) + .PRECIOUS: $(2) + .SILENT: $(2)_check - ifneq ($(3),) - ifneq ($$(shell find $(1) $(DEP_FINDPARAMS) $(4) 2>/dev/null | md5s),$(if $(3),$(shell cat $(3) || touch $(3) 2>/dev/null))) - $(2): $(3) - endif - - endif + $(2): $(2)_check + $(2)_check:: + if [ -f "$(2)" ]; then \ + $(if $(3), \ + $(call find_md5,$(1),$(4)) > $(3).1; \ + { [ \! -f "$(3)" ] || diff $(3) $(3).1 >/dev/null; } && \ + ) \ + { \ + [ -f "$(2)_check.1" ] && mv "$(2)_check.1"; \ + $(SCRIPT_DIR)/timestamp.pl $(DEP_FINDPARAMS) $(4) -n $(2) $(1) && { \ + $(call debug_eval,$(SUBDIR),r,echo "No need to rebuild $(2)";) \ + touch -r "$(2)" "$(2)_check"; \ + } \ + } || { \ + $(call debug_eval,$(SUBDIR),r,echo "Need to rebuild $(2)";) \ + touch "$(2)_check"; \ + }; \ + $(if $(3), mv $(3).1 $(3);) \ + else \ + $(if $(3), rm -f $(3) $(3).1;) \ + $(call debug_eval,$(SUBDIR),r,echo "Target $(2) not built";) \ + true; \ + fi - $(3): FORCE - @-find $(1) $(DEP_FINDPARAMS) $(4) 2>/dev/null | md5s > $$@ - .PRECIOUS: $(3) endef + |