# SPDX-FileCopyrightText: 2021 Ivan Tatarinov <ivan-tat@ya.ru>
#
# SPDX-License-Identifier: GPL-3.0-or-later
#
# Supported environments:
#   * GNU on Linux, FreeBSD etc.
#   * GNU on Windows NT (using MinGW/MSYS/Cygwin/WSL)
#
# Build:
#   make [<TARGET> ...]
# Install / Uninstall:
#   make [prefix=<PREFIX>] install | uninstall
# Clean:
#   make clean | distclean
#
# where:
#   <TARGET> is one of values for `BINS' variable prefixed with "build/"
#     (see target `all' below).
#   <PREFIX> is a prefix directory to install files into.

include ../../sdk/common.mk

srcdir		= .
# Use uppercase for FAT filesystem
prefix		?= .
exec_prefix	?= $(prefix)
bindir		?= $(exec_prefix)/BIN

INSTALL		?= install
INSTALL_PROGRAM	?= $(INSTALL)
RM		= rm -f

INCLUDEDIR	= ../../sdk/include
AS		= sjasmplus
ifeq ($(USE_SJASMPLUS_VERSION),sjasmplus)
AFLAGS		= --nobanner
else ifeq ($(USE_SJASMPLUS_VERSION),z00m128)
AFLAGS		= --nologo
else
AFLAGS		=
endif
AFLAGS		+= -I$(INCLUDEDIR)

BINS=\
 KEYMAP

.PHONY: all
all: $(foreach t,$(BINS),build/$(t))

build\
$(DESTDIR)$(bindir):
	mkdir -p $@

build/KEYMAP: $(srcdir)/keymap.asm\
 $(INCLUDEDIR)/zxuno.def\
 $(INCLUDEDIR)/esxdos.def\
 | build
	$(AS) $(AFLAGS) --raw=$@ $<

# $1 = target
# No need in execution mode for FAT filesystem
define install_bin_rule =
$$(DESTDIR)$$(bindir)/$1: build/$1 | $$(DESTDIR)$$(bindir)
	$$(INSTALL_PROGRAM) -m 644 $$< $$@
endef

$(foreach t,$(BINS),$(eval $(call install_bin_rule,$(t))))

.PHONY: install
install: $(foreach t,$(BINS),$(DESTDIR)$(bindir)/$(t))

.PHONY: uninstall
uninstall:
	$(RM) $(foreach t,$(BINS),$(DESTDIR)$(bindir)/$(t))

.PHONY: clean
clean:
	rm -f $(foreach t,$(BINS),build/$(t))

.PHONY: distclean
distclean:
	rm -rf build