########################################################-*-mode:Makefile-*-
##                                                                       ##
##                  Language Technologies Institute                      ##
##                     Carnegie Mellon University                        ##
##                        Copyright (c) 1999                             ##
##                        All Rights Reserved.                           ##
##                                                                       ##
##  Permission is hereby granted, free of charge, to use and distribute  ##
##  this software and its documentation without restriction, including   ##
##  without limitation the rights to use, copy, modify, merge, publish,  ##
##  distribute, sublicense, and/or sell copies of this work, and to      ##
##  permit persons to whom this work is furnished to do so, subject to   ##
##  the following conditions:                                            ##
##   1. The code must retain the above copyright notice, this list of    ##
##      conditions and the following disclaimer.                         ##
##   2. Any modifications must be clearly marked as such.                ##
##   3. Original authors' names are not deleted.                         ##
##   4. The authors' names are not used to endorse or promote products   ##
##      derived from this software without specific prior written        ##
##      permission.                                                      ##
##                                                                       ##
##  CARNEGIE MELLON UNIVERSITY AND THE CONTRIBUTORS TO THIS WORK         ##
##  DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING      ##
##  ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT   ##
##  SHALL CARNEGIE MELLON UNIVERSITY NOR THE CONTRIBUTORS BE LIABLE      ##
##  FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES    ##
##  WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN   ##
##  AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,          ##
##  ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF       ##
##  THIS SOFTWARE.                                                       ##
##                                                                       ##
###########################################################################
##                                                                       ##
##    Common make rules included in all Makefiles                        ##
##                                                                       ##
###########################################################################

# System type
-include $(TOP)/config/system.mak

#  Include project specific rules
-include $(TOP)/config/project.mak

## User defined configuration options
include $(TOP)/config/config

INCLUDES = -I$(TOP)/include
ifeq ($(TARGET_OS),palmos)
INCLUDES += -I$(TOP)/palm/include
endif

CPPFLAGS += $(LOCAL_INCLUDES) $(INCLUDES)
CFLAGS += $(EXTRA_CC_FLAGS) $(OPT) $(DBG)
## These'll become (target)arch dependent at some point
TARGET_PLATFORM=$(TARGET_CPU)-$(TARGET_OS)
HOST_PLATFORM=$(HOST_CPU)-$(HOST_OS)
ifndef BUILDDIR
BUILDDIR=$(TOP)/build/$(TARGET_PLATFORM)
endif
OBJDIR=$(BUILDDIR)/obj/$(DIRNAME)
BINDIR=$(BUILDDIR)/bin
ifeq ($(HOST_PLATFORM),$(TARGET_PLATFORM))
BINDIR=$(TOP)/bin
endif

LIBDIR=$(BUILDDIR)/lib
BUILDDIRS=$(OBJDIR) $(BINDIR) $(LIBDIR)

FLITELIBS = $(BUILDDIR)/lib/libflite.a
FLITELIBFLAGS = -L$(BUILDDIR)/lib -lflite 
LDFLAGS += -lm $(AUDIOLIBS) $(OTHERLIBS)

FULLOBJS = $(OBJS:%=$(OBJDIR)/%)
ifdef SHFLAGS
SOOBJS = $(OBJS:.o=.os)
FULLSHOBJS = $(SOOBJS:%=$(OBJDIR)/%)
ifdef LIBNAME
ALL += $(OBJDIR)/.build_so
endif
endif
ifdef LIBNAME
ALL += $(OBJDIR)/.build_lib
endif
# Only do some directories when you are not cross compiling
ifeq ($(HOST_PLATFORM),$(TARGET_PLATFORM))
OTHER_BUILD_DIRS = $(HOST_ONLY_DIRS)
ALL += $(HOST_ONLY_BUILDS)
endif
# When target is palm add the palm directory at the top level
ifeq ($(DIRNAME),)
ifeq ($(TARGET_OS),palmos)
OTHER_BUILD_DIRS += palm
endif
endif

all: $(BUILDDIRS) $(OTHER_BUILD_DIRS) $(OBJDIR)/.make_build_dirs $(ALL) nothing

nothing:
	@ echo > /dev/null

$(BUILDDIRS):
	@ mkdir -p $@ 2>/dev/null || true

$(OBJDIR)/%.o : %.c
	$(CC) $(DEFS) $(CPPFLAGS) $(CFLAGS) -c $< -o $@

$(OBJDIR)/%.os : %.c
	$(CC) $(SHFLAGS) $(DEFS) $(CPPFLAGS) $(CFLAGS) -c $< -o $@

$(OBJDIR)/.build_lib: $(FULLOBJS)
	@ (cd $(OBJDIR) && $(AR) cruv ../../../$(LIBDIR)/lib$(LIBNAME).a $(OBJS))
	@ $(RANLIB) $(LIBDIR)/lib$(LIBNAME).a
	@ touch $(OBJDIR)/.build_lib

$(OBJDIR)/.build_so: $(FULLSHOBJS)
	@ (cd $(OBJDIR) && $(AR) cruv ../../../$(LIBDIR)/lib$(LIBNAME).shared.a $(SOOBJS))
	@ $(RANLIB) $(LIBDIR)/lib$(LIBNAME).shared.a
	@ touch $(OBJDIR)/.build_so

# Used in the lib/ directory and in building new voices
$(LIBDIR)/%.so: $(LIBDIR)/%.shared.a
	@ echo making $@
	@ rm -rf shared_os && mkdir shared_os
	@ rm -f $@ $@.${PROJECT_VERSION} $@.${PROJECT_SHLIB_VERSION} 
	@ (cd shared_os && ar x ../$<)
	@ (cd shared_os && $(CC) -shared -Wl,-soname,`basename $@`.${PROJECT_SHLIB_VERSION} -o ../$@.${PROJECT_VERSION} *.os)
	@ (cd $(LIBDIR) && ln -s `basename $@.${PROJECT_VERSION}` `basename $@.${PROJECT_SHLIB_VERSION}` )
	@ (cd $(LIBDIR) && ln -s `basename $@.${PROJECT_SHLIB_VERSION}` `basename $@` )
	@ rm -rf shared_os

$(OBJDIR)/.make_build_dirs:
	@ echo making in $(DIRNAME) ...
ifdef BUILD_DIRS
	@ set -e; for i in $(BUILD_DIRS) $(OTHER_BUILD_DIRS) ; \
	do \
	   $(MAKE) -C $$i --no-print-directory; \
	done
endif

clean:
	@ echo make clean in $(DIRNAME) ...
	@ rm -rf .build_lib .build_so *.o *.os *.a *~ $(LOCAL_CLEAN) $(OBJDIR)
ifdef ALL_DIRS
	@ set -e; for i in $(ALL_DIRS) ; \
	do \
	   $(MAKE) -C $$i --no-print-directory clean; \
	done
endif

distclean:
	@ echo make distclean in $(DIRNAME) ...
ifdef ALL_DIRS
	@ set -e; for i in $(ALL_DIRS) ; \
	do \
	   $(MAKE) -C $$i --no-print-directory distclean; \
	done
endif
	@ rm -rf .build_lib .build_shlib make.depend \
		*.o *.os *.a *~ $(LOCAL_CLEAN) $(DIST_CLEAN) $(OBJDIR)

DEPEND=$(OBJDIR)/make.depend
MAKE_DEPEND=$(CC) -MM $(CPPFLAGS) $(CFLAGS)

depend:
	@ echo make depend in $(DIRNAME) ...
	@ rm -f $(DEPEND)
	@ $(MAKE) nothing
ifdef ALL_DIRS
	@ set -e; for i in $(ALL_DIRS) ; \
	do \
	   $(MAKE) -C $$i --no-print-directory depend ; \
	done
endif

$(DEPEND): $(SRCS) $(OBJDIR)
	@ rm -f $(DEPEND)
	@ for i in $(SRCS) ; \
	  do \
            echo "# $$i" ; \
	    $(MAKE_DEPEND) $$i | sed -e 's,^\([^:][^:]*\):,$(OBJDIR)/\1:,'; \
	    echo ; \
          done > $(DEPEND)

file-list:
	@ echo making file-list in $(DIRNAME) ...
	@ for f in $(FILES) ; \
	do \
	   echo $(DIRNAME)/$$f >>$(TOP)/FileList ; \
	done 
ifdef ALL_DIRS
	@ for i in $(ALL_DIRS) ; \
	do \
	   $(MAKE) -C $$i --no-print-directory file-list; \
	done
endif 

info:
	@echo Project Name = $(PROJECT_NAME)
	@echo Project Prefix = $(PROJECT_PREFIX)
	@echo Project Version = $(PROJECT_VERSION)
	@echo Project Date = $(PROJECT_DATE)
	@echo Project State = $(PROJECT_STATE)
	@echo
	@echo Configuration Variables
	@echo none at present

# If there are sources in this directory, load in the dependencies
ifdef SRCS
-include $(DEPEND)
endif