42 lines
1.6 KiB
Bash
42 lines
1.6 KiB
Bash
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COSMOPOLITAN_VERSION=1.0
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COSMOPOLITAN_URL=https://github.com/jart/cosmopolitan/releases/download/$COSMOPOLITAN_VERSION/cosmopolitan-amalgamation-$COSMOPOLITAN_VERSION.zip
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SOURCE_DIR=../../source
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EXTRA_FLAGS="-Dd_m3PreferStaticAlloc -Dd_m3HasWASI"
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STD=./cosmopolitan/std
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if [ ! -d "./cosmopolitan" ]; then
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echo "Downloading Cosmopolitan..."
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curl -L -o cosmopolitan.zip $COSMOPOLITAN_URL
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unzip cosmopolitan.zip -d cosmopolitan
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rm cosmopolitan.zip
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fi
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if [ ! -d "$STD/sys" ]; then
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# Generate header stubs
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mkdir -p $STD/sys
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touch $STD/assert.h $STD/limits.h $STD/ctype.h $STD/time.h $STD/errno.h \
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$STD/inttypes.h $STD/fcntl.h $STD/math.h $STD/stdarg.h $STD/stdbool.h \
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$STD/stdint.h $STD/stdio.h $STD/stdlib.h $STD/string.h $STD/stddef.h \
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$STD/sys/types.h $STD/sys/stat.h $STD/unistd.h $STD/sys/uio.h \
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$STD/sys/random.h
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fi
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echo "Building Wasm3..."
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# TODO: remove -fno-strict-aliasing
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gcc -g -Os -static -nostdlib -nostdinc -fno-pie -no-pie -mno-red-zone \
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-Wl,--gc-sections -Wl,-z,max-page-size=0x1000 -fuse-ld=bfd \
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-Wl,-T,cosmopolitan/ape.lds -include cosmopolitan/cosmopolitan.h \
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-Wno-format-security -Wfatal-errors -fno-strict-aliasing $EXTRA_FLAGS \
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-fomit-frame-pointer -fno-stack-check -fno-stack-protector \
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-o wasm3.com.dbg -DAPE -I$STD -I$SOURCE_DIR $SOURCE_DIR/*.c ../app/main.c \
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cosmopolitan/crt.o cosmopolitan/ape.o cosmopolitan/cosmopolitan.a
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objcopy -SO binary wasm3.com.dbg wasm3.com
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