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prefix = /usr/local
exec_prefix = $(prefix)
bindir = $(exec_prefix)/bin
sharedir = $(prefix)/share/saturn-tools
CFLAGS = -Os -pipe -std=c99 -D_POSIX_C_SOURCE=200809L
LDFLAGS =
SATURN_CROSS = saturn-
SATURN_CC = $(SATURN_CROSS)gcc -m2 -mb
SATURN_OBJCOPY = $(SATURN_CROSS)objcopy
SATURN_CFLAGS = -Os -pipe -std=c99 -nostdlib
SATURN_LDFLAGS =
INSTALL = ./tools/install.sh
-include config.mak
BOOTSRCS = $(sort $(wildcard boot/*.c))
BOOTOBJS = $(patsubst %.c,%.o,$(BOOTSRCS))
BOOTELFS = $(patsubst %.c,%.elf,$(BOOTSRCS))
BOOTBINS = $(patsubst boot/%.c,share/boot/%,$(BOOTSRCS))
SRCS = $(sort $(wildcard src/*.c))
DATA = $(sort $(wildcard src/*.bin))
OBJS = $(SRCS:.c=.o) $(DATA:.bin=.o)
BINS = bin/saturn-mkboot bin/saturn-mkiso
DEPENDS = $(SRCS:.c=.d) $(BOOTSRCS:.c=.d)
.PHONY: all clean install install-bins install-data
all: $(BINS) $(BOOTBINS)
-include $(DEPENDS)
install: install-bins install-data
clean:
rm -f $(BINS) $(OBJS) $(BOOTBINS) $(BOOTELFS) $(BOOTOBJS) $(DEPENDS)
bin/saturn-mkboot: src/symbols.o
bin/%: src/%.o
$(CC) $(LDFLAGS) $^ -o $@
share/boot/%: boot/%.elf
$(SATURN_OBJCOPY) -O binary $< $@
%.elf: %.o boot/ldscript
$(SATURN_CC) $(SATURN_CFLAGS) $(SATURN_LDFLAGS) -T boot/ldscript $< -o $@
boot/%.o: boot/%.c
$(SATURN_CC) $(SATURN_CFLAGS) -c $< -o $@
$(SATURN_CC) -MM $(SATURN_CFLAGS) $< -MT $@ > boot/$*.d
src/saturn-mkboot.o: src/paths.h
src/%.o: src/%.c
$(CC) $(CFLAGS) -c $< -o $@
$(CC) -MM $(CFLAGS) $< -MT $@ > src/$*.d
src/paths.h: config.mak
echo "#define DATA_PATH \"$(sharedir)\"" > $@
$(DESTDIR)$(bindir)/%: bin/%
$(INSTALL) -D $< $@
$(DESTDIR)$(sharedir)/%: share/%
$(INSTALL) -D -m 644 $< $@
install-bins: $(BINS:bin/%=$(DESTDIR)$(bindir)/%)
install-data: $(BOOTBINS:share/%=$(DESTDIR)$(sharedir)/%)
.PRECIOUS: src/%.o boot/%.o %.elf %.c
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