diff options
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 + |