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|
# /*@@
# @file make.thornlib
# @date Sun Jan 17 22:20:45 1999
# @author Tom Goodale
# @desc
# Creates the library for a particular thorn
# @enddesc
# @version $Id$
# @@*/
# Dividers to make the screen output slightly nicer
DIVEL = __________________
DIVIDER = $(DIVEL)$(DIVEL)$(DIVEL)$(DIVEL)
ifeq ($(shell echo $(VERBOSE) | tr '[:upper:]' '[:lower:]'),yes)
define NOTIFY_DIVIDER
echo $(DIVIDER)
endef
else
define NOTIFY_DIVIDER
endef
endif
# Include the main make definitions for this configuration
include $(CONFIG)/make.config.defn
BINDINGS_DIR=$(TOP)/bindings
# Include the configuration make.THORN_NAME.defn for the thorn
# if it is not CactusBindings
INC_DIRS =
ifneq ($(THORN), CactusBindings)
-include $(BINDINGS_DIR)/Configuration/Thorns/make.$(THORN).defn
endif
# Add appropriate include lines
INC_DIRS += $(SYS_INC_DIRS) $(SRCDIR) $(SRCDIR)/include $(CONFIG) $(BINDINGS_DIR)/include $(CCTK_HOME)/src/include $(CCTK_HOME)/arrangements $(BINDINGS_DIR)/Configuration/Thorns $(BINDINGS_DIR)/include/$(THORN)
# Allow subdirectories to inherit these include directories
export INC_DIRS
# Define some make variables
PRE_WRAPPER = make.pre
POST_WRAPPER = make.post
CCTK_SRCS :=
# Include the thorn's local include data
include $(SRCDIR)/make.code.defn
# Some extra stuff to allow make to recurse into subdirectories
# Protect the value of SRCS and SUBDIRS of this directory
LOCAL_SUBDIRS := . $(SUBDIRS)
# Include all the make.code.defn files for the subdirectories
# These have to be wrapped to allow us to concatenate all the
# SRCS definitions, complete with subdirectory names.
# Using -include to prevent warnings the first time the make.identity files
# need to be made.
ifneq ($(strip $(LOCAL_SUBDIRS)),)
-include $(foreach DIR,$(LOCAL_SUBDIRS), $(DIR)/make.identity $(MAKE_DIR)/$(PRE_WRAPPER) $(SRCDIR)/$(DIR)/make.code.defn $(MAKE_DIR)/$(POST_WRAPPER))
endif
# The CactusBindings pseudo-thorn doesn't need to define its own bindings 8-)
ifneq ($(THORN), CactusBindings)
THORNBINDINGS=cctk_Bindings
-include cctk_Bindings/make.identity $(MAKE_DIR)/$(PRE_WRAPPER) $(BINDINGS_DIR)/build/$(THORN)/make.code.defn $(MAKE_DIR)/$(POST_WRAPPER)
endif
# Restore the value of SRCS and SUBDIRS of this directory
SRCS = $(CCTK_SRCS)
SUBDIRS = $(LOCAL_SUBDIRS)
# Turn source file names into object file names
OBJS = $(SRCS:%=%.o)
$(NAME): $(addsuffix /make.checked, $(SUBDIRS) $(THORNBINDINGS))
if [ -r $(NAME) ] ; then echo Updating $(NAME) ; else echo Creating $(NAME) ; fi
if [ -r $@ ] ; then rm -f $@ ; fi
### create an archive of the object files
#
## This naive method will fail on some machines (eg. IBM SP5)
## when there are too many object files to be passed on the command line.
# $(AR) $(ARFLAGS) $@ $(OBJS)
#
## This creates a list of all object files and incrementally archives them
## in batches not larger than $(OBJS-words-max) files at a time.
$(MAKE) -f $(MAKE_DIR)/make.thornlib $(NAME).objectlist
xargs -n $(OBJS-words-max) $(AR) $(ARFLAGS) $@ < $(NAME).objectlist
## Alternatively, we could create a single object file from the object
## files and put it into an archive.
# ld -r -o $@.o $(OBJS)
# $(AR) $(ARFLAGS) $@ $@.o
if test "x$(USE_RANLIB)" = "xyes" ; then $(RANLIB) $(RANLIBFLAGS) $@ ; fi
## Or we could create a dynamic library the object files.
## to do: use a two-level namespace
## (this requires knowing the dependencies of each thorn library)
# libtool -dynamic -arch_only ppc -o $@ $(OBJS) -flat_namespace -undefined suppress -single_module
$(NOTIFY_DIVIDER)
# Extra stuff for allowing make to recurse into directories
# This one makes the object files in the subdirectory
.PHONY: FORCE
$(addsuffix /make.checked, $(SUBDIRS)) : FORCE
if [ ! -d $(dir $@) ] ; then $(MKDIR) $(MKDIRFLAGS) $(dir $@) ; fi
cd $(dir $@) ; $(MAKE) CCTK_TARGET=make.checked TOP=$(TOP) CONFIG=$(CONFIG) SRCDIR=$(subst /*,,$(dir $(SRCDIR)/$@)*) THORN=$(THORN) USESTHORNS="$(USESTHORNS)" -f $(MAKE_DIR)/make.subdir
cctk_Bindings/make.checked: FORCE
cd cctk_Bindings; $(MAKE) CCTK_TARGET=make.checked TOP=$(TOP) CONFIG=$(CONFIG) SRCDIR=$(BINDINGS_DIR)/build/$(THORN) THORN=$(THORN) USESTHORNS="$(USESTHORNS)" -f $(MAKE_DIR)/make.subdir
# This one puts a file containing identity info into the build subdirectory
$(addsuffix /make.identity, $(SUBDIRS) $(THORNBINDINGS)):
if [ ! -d $(dir $@) ] ; then $(MKDIR) $(MKDIRFLAGS) $(dir $@) ; fi
echo CCTK_THIS_SUBDIR := $(dir $@) > $@
# Create a file containing the names of all object files.
# Since the list may be too long to be passed to a shell, it is split
# into a set of rules which add lines to a file. This file can later
# be used via xargs.
OBJS-words = $(words $(OBJS))
ifeq ($(shell uname),AIX)
# Be conservative about the maximum number of objects that can be
# handled at once. AIX has a command line length limit of about
# 32000. Each object's path name may be about 100 characters long.
OBJS-words-max = 200
else
# Assume that the system has no limit to speak of.
OBJS-words-max = 10000
endif
ifeq ($(shell test $(OBJS-words) -le $(OBJS-words-max) && echo 1), 1)
# The list is short. Create the file directly, which is faster.
.PHONY: $(NAME).objectlist
$(NAME).objectlist:
echo $(OBJS) > $(NAME).objectlist
else
# The list is long. Create the file via a set of rules, one rule per
# object file.
OBJS-added = $(OBJS:%=%.added)
.PHONY: $(NAME).objectlist
$(NAME).objectlist: $(OBJS-added)
# Truncate the file
.PHONY: $(NAME).objectlist.create
$(NAME).objectlist.create:
: > $(NAME).objectlist
# Add a line to the file
.PHONY: $(OBJS-added)
$(OBJS-added): $(NAME).objectlist.create
echo $(@:%.added=%) >> $(NAME).objectlist
endif
|
