X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/6322370b736a892b6736b89c36b168f4de12ad6e..eddc9dd092138fee6e71f92ba41dc21918a03f73:/buildlib/defaults.mak diff --git a/buildlib/defaults.mak b/buildlib/defaults.mak index 05a4392a5..bf93bd2ee 100644 --- a/buildlib/defaults.mak +++ b/buildlib/defaults.mak @@ -6,82 +6,132 @@ # for it to operate as expected. When included the module generates # the requested rules based on the contents of its control variables. -# This works out very well and allows a good degree of flexability. -# To accomidate some of the features we introduce the concept of +# This works out very well and allows a good degree of flexibility. +# To accommodate some of the features we introduce the concept of # local variables. To do this we use the 'Computed Names' feature of # gmake. Each module declares a LOCAL scope and access it with, # $($(LOCAL)-VAR) -# This works very well but it is important to rembember that within -# a rule the LOCAL var is unavailble, it will have to be constructed -# from the information in the rule invokation. For stock rules like +# This works very well but it is important to remember that within +# a rule the LOCAL var is unavailable, it will have to be constructed +# from the information in the rule invocation. For stock rules like # clean this is simple, we use a local clean rule called clean/$(LOCAL) # and then within the rule $(@F) gets back $(LOCAL)! Other rules will # have to use some other mechanism (filter perhaps?) The reason such # lengths are used is so that each directory can contain several 'instances' -# of any given module +# of any given module. I notice that the very latest gmake has the concept +# of local variables for rules. It is possible this feature in conjunction +# with the generated names will provide a very powerful solution indeed! # A build directory is used by default, all generated items get put into # there. However unlike automake this is not done with a VPATH build # (vpath builds break the distinction between #include "" and #include <>) -# but by explicly setting the BUILD variable. Make is invoked from +# but by explicitly setting the BUILD variable. Make is invoked from # within the source itself which is much more compatible with compilation # environments. +ifndef NOISY .SILENT: +endif # Search for the build directory ifdef BUILD -BUILD_POSSIBLE = $(BUILD) +BUILD_POSSIBLE := $(BUILD) $(BASE)/$(BUILD) else -BUILD_POSSIBLE = $(BASE) $(BASE)/build +BUILD_POSSIBLE := $(BASE) $(BASE)/build-$(shell uname -m) $(BASE)/build endif -BUILD:= $(foreach i,$(BUILD_POSSIBLE),$(wildcard $(i)/environment.mak)) -BUILD:= $(patsubst %/,%,$(firstword $(dir $(BUILD)))) +BUILDX:= $(foreach i,$(BUILD_POSSIBLE),$(wildcard $(i)/environment.mak*)) + +ifeq ($(words $(BUILDX)),0) + +# Check for a busted wildcard function. We use this function in several +# places, it must work. +ifeq ($(words $(wildcard *)),0) +error-all/environment.mak: + echo You have a broken version of GNU Make - upgrade. + error-out-and-die +else +error-all/environment.mak: + echo Can not find the build directory in $(BUILD_POSSIBLE) -- use BUILD= + error-out-and-die +endif -ifeq ($(words $(BUILD)),0) -error-all: - echo Can't find the build directory in $(BUILD_POSSIBLE) -- use BUILD= +# Force include below to come to the error target +BUILDX := error-all +else +BUILDX:= $(patsubst %/,%,$(firstword $(dir $(BUILDX)))) endif +override BUILD := $(BUILDX) + # Base definitions INCLUDE := $(BUILD)/include BIN := $(BUILD)/bin LIB := $(BIN) -OBJ := $(BUILD)/obj +OBJ := $(BUILD)/obj/$(SUBDIR) DEP := $(OBJ) -DOC := $(BUILD)/doc +DOC := $(BUILD)/docs +PO := $(BUILD)/po +LOCALE := $(BUILD)/locale +PO_DOMAINS := $(BUILD)/po/domains # Module types LIBRARY_H = $(BASE)/buildlib/library.mak DEBIANDOC_H = $(BASE)/buildlib/debiandoc.mak MANPAGE_H = $(BASE)/buildlib/manpage.mak +PROGRAM_H = $(BASE)/buildlib/program.mak +PYTHON_H = $(BASE)/buildlib/python.mak +COPY_H = $(BASE)/buildlib/copy.mak +PO4A_MANPAGE_H = $(BASE)/buildlib/po4a_manpage.mak +FAIL_H = $(BASE)/buildlib/fail.mak +PODOMAIN_H = $(BASE)/buildlib/podomain.mak + +include $(BUILD)/environment.mak + +ifdef STATICLIBS +LIBRARY_H += $(BASE)/buildlib/staticlibrary.mak +endif + +ifdef ONLYSTATICLIBS +LIBRARY_H = $(BASE)/buildlib/staticlibrary.mak +endif # Source location control # SUBDIRS specifies sub components of the module that -# may be located in subdrictories of the source dir. +# may be located in subdirectories of the source dir. # This should be declared before including this file SUBDIRS+= # Header file control. -# TARGETDIRS indicitates all of the locations that public headers +# TARGETDIRS indicates all of the locations that public headers # will be published to. # This should be declared before including this file HEADER_TARGETDIRS+= # Options -include $(BUILD)/environment.mak -CPPFLAGS+= -I$(BUILD)/include +CPPFLAGS+= -I$(INCLUDE) +LDFLAGS+= -L$(LIB) + +# Directors to create +MKDIRS := $(BIN) # Phony rules. Other things hook these by appending to the dependency # list -.PHONY: headers library clean veryclean all binary program doc +.PHONY: headers library clean veryclean all binary program doc dirs +.PHONY: maintainer-clean dist-clean distclean pristine sanity all: binary doc binary: library program -maintainer-clean dist-clean: veryclean +maintainer-clean dist-clean distclean pristine sanity: veryclean headers library clean veryclean program: +veryclean: + echo Very Clean done for $(SUBDIR) +clean: + echo Clean done for $(SUBDIR) +dirs: + mkdir -p $(patsubst %/,%,$(sort $(MKDIRS))) + # Header file control. We want all published interface headers to go -# into the build directory from thier source dirs. We setup some +# into the build directory from their source dirs. We setup some # search paths here vpath %.h $(SUBDIRS) $(INCLUDE)/%.h $(addprefix $(INCLUDE)/,$(addsuffix /%.h,$(HEADER_TARGETDIRS))) : %.h @@ -90,19 +140,25 @@ $(INCLUDE)/%.h $(addprefix $(INCLUDE)/,$(addsuffix /%.h,$(HEADER_TARGETDIRS))) : # Dependency generation. We want to generate a .d file using gnu cpp. # For GNU systems the compiler can spit out a .d file while it is compiling, # this is specified with the INLINEDEPFLAG. Other systems might have a -# makedep program that can be called after compiling, that's illistrated +# makedep program that can be called after compiling, that's illustrated # by the DEPFLAG case. # Compile rules are expected to call this macro after calling the compiler - ifdef INLINEDEPFLAG +ifdef GCC3DEP +DFILE = $(DEP)/$(basename $(@F)).d +else +DFILE = $(basename $(@F)).d +endif +ifdef INLINEDEPFLAG define DoDep - sed -e "1s/.*:/$(subst /,\\/,$@):/" $(basename $(@F)).d > $(DEP)/$(basename $(@F)).d + sed -e "1s/.*:/$(subst /,\\/,$@):/" $(DFILE) > $(DEP)/$(@F).d + #sed -e "1s/.*:/$(subst /,\\/,$@):/" $(DEP)/$(basename $(@F)).d > $(DEP)/$(@F).d -rm -f $(basename $(@F)).d endef else ifdef DEPFLAG define DoDep $(CXX) $(DEPFLAG) $(CPPFLAGS) -o $@ $< - sed -e "1s/.*:/$(subst /,\\/,$@):/" $(basename $(@F)).d > $(DEP)/$(basename $(@F)).d + sed -e "1s/.*:/$(subst /,\\/,$@):/" $(basename $(@F)).d > $(DEP)/$(@F).d -rm -f $(basename $(@F)).d endef else @@ -110,3 +166,18 @@ else endef endif endif + +# Automatic -j support +ifeq ($(NUM_PROCS),1) + PARALLEL_RUN=no +endif + +# mvo: commented out, lead to build failures in the arch-build target +#ifndef PARALLEL_RUN +# PARALLEL_RUN=yes +# .EXPORT: PARALLEL_RUN +# # handle recursion +# ifneq ($(NUM_PROCS),) +# MAKEFLAGS += -j $(NUM_PROCS) +# endif +#endif