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# -*-makefile-*-
# Shared/java.make
#
# Makefile fragment with rules to compile and install java files,
# with associated property files.
#
# Copyright (C) 2000, 2002, 2009 Free Software Foundation, Inc.
#
# Author: Nicola Pero <nicola.pero@meta-innovation.com>
#
# This file is part of the GNUstep Makefile Package.
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 3
# of the License, or (at your option) any later version.
#
# You should have received a copy of the GNU General Public
# License along with this library; see the file COPYING.
# If not, write to the Free Software Foundation,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
# input variables:
#
# $(GNUSTEP_INSTANCE)_JAVA_FILES: The list of Java files to compile.
# These are the files that will be batch-compiled unless
# xxx_BATCH_COMPILE_JAVA_FILES is set to no, or unless they can't be
# batch-compiled because each of them uses a different flag.
#
# JAVA_OBJ_FILES, JAVA_JNI_OBJ_FILES, SUBPROJECT_OBJ_FILES: the list
# of object files (built by Instance/rules.make). These are the
# files that will always be built. If some of the JAVA_OBJ_FILES are
# not built from xxx_JAVA_FILES but from something else, they'll
# still be compiled, but one by one - not batched with the
# xxx_JAVA_FILES.
#
# $(GNUSTEP_INSTANCE)_JAVA_PROPERTIES_FILES : the list of .properties files
# to install together with the .java files
#
# BATCH_COMPILE_JAVA_FILES: if this variable is set to 'no', batch compilation
# of all Java files is disabled.
#
# $(GNUSTEP_INSTANCE)_BATCH_COMPILE_JAVA_FILES: if this variable is set to 'no',
# batch compilation of xxx_JAVA_FILES is disabled and they are compiled one by one.
# Else, it's enabled by default.
#
# GNUSTEP_SHARED_JAVA_INSTALLATION_DIR : the base directory where to
# install the files.
#
#
# public targets:
#
# shared-instance-java-all
# shared-instance-java-install
# shared-instance-java-uninstall
# shared-instance-java-clean
#
.PHONY: \
shared-instance-java-all \
shared-instance-java-install \
shared-instance-java-install-dirs \
shared-instance-java-uninstall \
shared-instance-java-clean
shared-instance-java-all: $(JAVA_OBJ_FILES) \
$(JAVA_JNI_OBJ_FILES) \
$(SUBPROJECT_OBJ_FILES)
# By default, we enable "batch compilation" of Java files. This means
# that whenever make determines that a Java files needs recompilation,
# the command that recompiles that files will actually recompile all
# the files in the batch as well - causing make to then skip all
# subsequent rebuilding - which is much more efficient.
#
# You can turn this off by setting
#
# xxx_BATCH_COMPILE_JAVA_FILES = no
#
# and this will cause all files to be always compiled one by one.
ifeq ($(BATCH_COMPILE_JAVA_FILES),)
BATCH_COMPILE_JAVA_FILES = $($(GNUSTEP_INSTANCE)_BATCH_COMPILE_JAVA_FILES)
endif
# First set it to an empty string, which disables batch compilation.
JAVA_FILES_TO_BATCH_COMPILE =
ifneq ($(BATCH_COMPILE_JAVA_FILES), no)
# We can only batch compile the files if they all have the same flags.
# So, if any file has a non-empty xxx_FILE_FILTER_OUT_FLAGS or
# xxx_FILE_FLAGS set, we disable batch compilation.
#
# PS: Here it would be nicer if we could not disable it completely,
# but only batch compile the files that require no special flags.
ifeq ($(strip $(foreach f,$($(GNUSTEP_INSTANCE)_JAVA_FILES),$($(f)_FILE_FILTER_OUT_FLAGS))$(foreach f,$($(GNUSTEP_INSTANCE)_JAVA_FILES),$($(f)_FILE_FLAGS))),)
# OK - batch compilation is enabled, and all files have the same compilation flags, so turn it on :-)
# By default, batch compile all xxx_JAVA_FILES.
JAVA_FILES_TO_BATCH_COMPILE = $($(GNUSTEP_INSTANCE)_JAVA_FILES)
endif
endif
# Say that you have a Pisa.java source file. Here we install both
# Pisa.class (the main class) and also, if they exist, all class files
# with names beginning wih Pisa$ (such as Pisa$1$Nicola.class); these
# files are generated for nested/inner classes, and must be installed
# as well. The fact we need to install these files is the reason why
# the following is more complicated than you would think at first
# glance.
# Build efficiently the list of possible inner/nested classes
# We first build a list like in `Pisa[$]*.class Roma[$]*.class' by
# taking the JAVA_OBJ_FILES and replacing .class with [$]*.class, then
# we use wildcard to get the list of all files matching the pattern
UNESCAPED_ADD_JAVA_OBJ_FILES = $(wildcard $(JAVA_OBJ_FILES:.class=[$$]*.class))
# Finally we need to escape the $s before passing the filenames to the
# shell
ADDITIONAL_JAVA_OBJ_FILES = $(subst $$,\$$,$(UNESCAPED_ADD_JAVA_OBJ_FILES))
JAVA_PROPERTIES_FILES = $($(GNUSTEP_INSTANCE)_JAVA_PROPERTIES_FILES)
shared-instance-java-install: shared-instance-java-install-dirs
ifneq ($(JAVA_OBJ_FILES),)
$(ECHO_INSTALLING_CLASS_FILES)for file in $(JAVA_OBJ_FILES) __done; do \
if [ $$file != __done ]; then \
$(INSTALL_DATA) $$file \
$(GNUSTEP_SHARED_JAVA_INSTALLATION_DIR)/$$file ; \
fi; \
done$(END_ECHO)
endif
ifneq ($(ADDITIONAL_JAVA_OBJ_FILES),)
$(ECHO_INSTALLING_ADD_CLASS_FILES)for file in $(ADDITIONAL_JAVA_OBJ_FILES) __done; do \
if [ $$file != __done ]; then \
$(INSTALL_DATA) $$file \
$(GNUSTEP_SHARED_JAVA_INSTALLATION_DIR)/$$file ; \
fi; \
done$(END_ECHO)
endif
ifneq ($(JAVA_PROPERTIES_FILES),)
$(ECHO_INSTALLING_PROPERTIES_FILES)for file in $(JAVA_PROPERTIES_FILES) __done; do \
if [ $$file != __done ]; then \
$(INSTALL_DATA) $$file \
$(GNUSTEP_SHARED_JAVA_INSTALLATION_DIR)/$$file ; \
fi; \
done$(END_ECHO)
endif
shared-instance-java-install-dirs: $(GNUSTEP_SHARED_JAVA_INSTALLATION_DIR)
ifneq ($(JAVA_OBJ_FILES),)
$(ECHO_NOTHING)$(MKINSTALLDIRS) \
$(addprefix $(GNUSTEP_SHARED_JAVA_INSTALLATION_DIR)/,$(dir $(JAVA_OBJ_FILES)))$(END_ECHO)
endif
$(GNUSTEP_SHARED_JAVA_INSTALLATION_DIR):
$(ECHO_CREATING)$(MKINSTALLDIRS) $@$(END_ECHO)
shared-instance-java-clean:
$(ECHO_NOTHING)rm -f $(JAVA_OBJ_FILES) \
$(ADDITIONAL_JAVA_OBJ_FILES) \
$(JAVA_JNI_OBJ_FILES)$(END_ECHO)
shared-instance-java-uninstall:
ifneq ($(JAVA_OBJ_FILES),)
$(ECHO_NOTHING)for file in $(JAVA_OBJ_FILES) __done; do \
if [ $$file != __done ]; then \
rm -f $(GNUSTEP_SHARED_JAVA_INSTALLATION_DIR)/$$file ; \
fi; \
done$(END_ECHO)
endif
ifneq ($(ADDITIONAL_JAVA_OBJ_FILES),)
$(ECHO_NOTHING)for file in $(ADDITIONAL_JAVA_OBJ_FILES) __done; do \
if [ $$file != __done ]; then \
rm -f $(GNUSTEP_SHARED_JAVA_INSTALLATION_DIR)/$$file ; \
fi; \
done$(END_ECHO)
endif
ifneq ($(JAVA_PROPERTIES_FILES),)
$(ECHO_NOTHING)for file in $(JAVA_PROPERTIES_FILES) __done; do \
if [ $$file != __done ]; then \
rm -f $(GNUSTEP_SHARED_JAVA_INSTALLATION_DIR)/$$file ; \
fi; \
done$(END_ECHO)
endif
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