# 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) $(BASE)/$(BUILD)
+else
+BUILD_POSSIBLE := $(BASE) $(BASE)/build-$(shell uname -m) $(BASE)/build
+endif
-ifndef BUILD
-BUILD=$(BASE)/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
+# 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)/docs
+PO := $(BUILD)/po
+LOCALE := $(BUILD)/locale
+PO_DOMAINS := $(BUILD)/po/domains
# Module types
-LIBRARY_H=$(BASE)/buildlib/library.mak
+LIBRARY_H = $(BASE)/buildlib/library.mak
+DOCBOOK_H = $(BASE)/buildlib/docbook.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 = $(BASE)/buildlib/staticlibrary.mak
+endif
# Source location control
# SUBDIRS specifies sub components of the module that
-# may be located in subdrictories of the source dir.
+# may be located in subdirectories of the source dir.
# This should be declared before including this file
SUBDIRS+=
# Header file control.
-# TARGETDIRS indicitates all of the locations that public headers
+# TARGETDIRS indicates all of the locations that public headers
# will be published to.
# This should be declared before including this file
HEADER_TARGETDIRS+=
# Options
-CXX = c++
-CC = cc
CPPFLAGS+= -I$(INCLUDE)
-CXXFLAGS+= -Wall -g -fno-implicit-templates -fno-exceptions
-PICFLAGS+= -fPIC -DPIC
-LFLAGS+=
-INLINEDEPFLAG = -MD
+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
-all: binary
+.PHONY: headers library clean veryclean all binary program doc dirs
+.PHONY: maintainer-clean dist-clean distclean pristine sanity
+all: dirs binary doc
binary: library program
-headers library clean veryclean program:
+maintainer-clean dist-clean distclean pristine sanity: veryclean
+startup headers library clean veryclean program test update-po manpages docbook:
+
+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
# 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 $(@F)).d
endef
else
endef
endif
endif
+
+# Automatic -j support
+ifeq ($(NUM_PROCS),1)
+ PARALLEL_RUN=no
+endif
+
+ifndef PARALLEL_RUN
+ PARALLEL_RUN=yes
+ export PARALLEL_RUN
+ # handle recursion
+ ifneq ($(NUM_PROCS),)
+ MAKEFLAGS += -j $(NUM_PROCS)
+ endif
+endif
+
+# This makes sorting predictable
+export LC_COLLATE=C.UTF-8
projects / apt.git / blobdiff