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# This makefile attempts to build a squeeze executable which can be used
# on Linux to compress RISC OS binaries.
GCCSDK_INSTALL_CROSSBIN ?= /opt/netsurf/arm-unknown-riscos/cross/bin
PREFIX ?= $(GCCSDK_INSTALL_CROSSBIN)/..
PERL ?= perl
export PERL
MAKEHEADER = $(PERL) makeheader.pl
CC := gcc
ASASM := $(GCCSDK_INSTALL_CROSSBIN)/asasm
OBJCOPY := $(wildcard $(GCCSDK_INSTALL_CROSSBIN)/*objcopy)
CFLAGS := $(CFLAGS) -O2
all: squeeze
install: squeeze
mkdir -p $(DESTDIR)$(PREFIX)/bin
install -m 755 squeeze $(DESTDIR)$(PREFIX)/bin/squeeze
clean:
$(RM) squeeze squeeze.o unsqueeze.o unsqrm.o
$(RM) unsqueeze1.h unsqrm1.h unsqueeze.bin unsqrm.bin
distclean: clean
$(RM) *~
squeeze: squeeze.o
$(CC) $(CFLAGS) -o $@ $^
squeeze.o: squeeze.c unsqueeze1.h unsqrm1.h
$(CC) $(CFLAGS) -o $@ -c $<
unsqrm1.h: unsqrm.bin
$(MAKEHEADER) unsqueeze_base unsqueeze_limit unsqueeze_end $< $@
unsqueeze1.h: unsqueeze.bin
$(MAKEHEADER) UnSqueeze_UnSqueezeBase '' UnSqueeze_UnSqueezeLimit $< $@
unsqueeze.bin: unsqueeze.o
$(OBJCOPY) -O binary -j 'M2$$$$Code' $< $@
unsqrm.bin: unsqrm.o
$(OBJCOPY) -O binary -j unsqueeze $< $@
%.o:%.s
$(ASASM) -o $@ -elf -32 $<
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