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181 lines
6.0 KiB
181 lines
6.0 KiB
#!/bin/sh
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set -eu
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version_mes=0.22
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version_mescc_tools=1.0.1
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version_nyacc=0.99.3
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version_linux=4.14
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version_binutils=2.20.1
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version_gcc=4.9.4
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version_gmp=4.3.2
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version_mpfr=2.4.2
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version_mpc=1.0.3
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version_musl=1.2.1
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version_busybox=1.31.1
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export MAKEFLAGS="-j${NPROC:-$(getconf _NPROCESSORS_ONLN)}"
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system=system
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dir_root="$PWD"
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dir_sources="$dir_root/sources"
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dir_install="$dir_root/$system"
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mkdir -p build && cd build
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rm -rf "mes-$version_mes"
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tar xf "$dir_sources/mes-$version_mes.tar.gz"
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( cd "mes-$version_mes"
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tar xf "$dir_sources/mescc-tools-Release_$version_mescc_tools.tar.gz"
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tar xf "$dir_sources/nyacc-$version_nyacc.tar.gz"
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mv "mescc-tools-Release_$version_mescc_tools" mescc-tools
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mv "nyacc-$version_nyacc" nyacc
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cp -a mescc-tools mescc-tools-target
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make -C mescc-tools M1 hex2 blood-elf COMMIT=
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export PATH="$PWD/mescc-tools/bin:$PATH"
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# First, we build a native mes, "mes-gcc".
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# This allows us to cross-build everything on systems that mes doesn't support.
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gcc -O2 -std=gnu99 -w -lrt -o mes-gcc -DMES_VERSION='""' -DSYSTEM_LIBC=1 -Iinclude \
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lib/mes/eputs.c \
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lib/mes/fdgetc.c \
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lib/mes/fdputc.c \
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lib/mes/fdputs.c \
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lib/mes/fdungetc.c \
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lib/mes/itoa.c \
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lib/mes/mes_open.c \
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lib/mes/ntoab.c \
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src/gc.c \
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src/hash.c \
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src/lib.c \
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src/math.c \
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src/mes.c \
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src/module.c \
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src/posix.c \
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src/reader.c \
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src/string.c \
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src/struct.c \
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src/vector.c
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# This version of mes messes doesn't have a proper getopt...
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# TODO: Fix this (somehow) and make the patch unnecessary.
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sed -i -e 's/ -nostdlib/ --nostdlib/' \
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-e 's/ -lc/ -l c/' \
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build-aux/bootstrap.sh.in
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# Use this to build mes and its libc for the target
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CC=true guile_site_dir="$PWD/nyacc/module" sh configure.sh --host=x86-linux-mes
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CC="$PWD/scripts/mescc" MES="$PWD/mes-gcc" sh bootstrap.sh
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# Install mes
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install -Dm755 bin/mes "$dir_install/mes/bin/mes"
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# Build tools with mes to obtain reproducible outputs
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make -C mescc-tools-target M1 hex2 blood-elf COMMIT= \
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CC="$PWD/scripts/mescc" MES="$PWD/mes-gcc" MES_PREFIX="../" \
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GUILE_LOAD_PATH="../module" CFLAGS='-L ../lib -L ../mescc-lib -l c+tcc'
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install -Dm755 mescc-tools-target/bin/M1 "$dir_install/mes/bin/M1"
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install -Dm755 mescc-tools-target/bin/hex2 "$dir_install/mes/bin/hex2"
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install -Dm755 mescc-tools-target/bin/blood-elf "$dir_install/mes/bin/blood-elf"
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)
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rm -rf "linux-$version_linux"
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tar xf "$dir_sources/linux-$version_linux.tar.gz"
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( cd "linux-$version_linux"
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make mrproper
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make ARCH=x86 INSTALL_HDR_PATH="$dir_install/sources/linux-headers" headers_install
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find "$dir_install/sources/linux-headers" -type f ! -name "*.h" -exec rm {} +
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)
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# Build static busybox with musl
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rm -rf "busybox-$version_busybox"
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tar xf "$dir_sources/busybox-$version_busybox.tar.bz2"
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( cd "busybox-$version_busybox"
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tar xf "$dir_sources/binutils-${version_binutils}a.tar.bz2"
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mv "binutils-$version_binutils" binutils
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tar xf "$dir_sources/gcc-$version_gcc.tar.bz2"
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mv "gcc-$version_gcc" gcc
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tar xf "$dir_sources/gmp-$version_gmp.tar.bz2"
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mv "gmp-$version_gmp" gcc/gmp
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tar xf "$dir_sources/mpfr-$version_mpfr.tar.bz2"
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mv "mpfr-$version_mpfr" gcc/mpfr
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tar xf "$dir_sources/mpc-$version_mpc.tar.gz"
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mv "mpc-$version_mpc" gcc/mpc
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tar xf "$dir_sources/musl-$version_musl.tar.gz"
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mv "musl-$version_musl" musl
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prefix="$PWD/prefix"
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export PATH="$prefix/bin:$PATH"
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# Fix requirement for mktemp, so it works with coreutils-5.0
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if ! command -v mktemp 2> /dev/null; then
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sed -i -e 's@$(mktemp tmp.XXXXXXXXXX)@/tmp/tmp.trylink@' scripts/trylink
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fi
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# Building a specific version of binutils+GCC, to make the results reproducible...
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# GCC-4.6.4's results aren't reproducible across machines for some reason,
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# so this bootstrap uses GCC-4.9.4. This increases the build time a little.
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( cd binutils
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CFLAGS='-O2 -w' ./configure \
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--target=i686-bootstrap-linux-gnu \
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--prefix="$prefix" \
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--with-sysroot="$prefix" \
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--disable-nls \
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--disable-werror
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make
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make install
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)
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( cd gcc
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mkdir build && cd build # Build breaks without a build directory
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# Using --with-local-prefix=/ puts /include in the search path before
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# /lib/gcc/.../include-fixed, avoiding some issues.
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CFLAGS='-O2 -w' CXXFLAGS='-O2 -w' MAKEINFO=true ../configure \
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--target=i686-bootstrap-linux-gnu \
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--prefix="$prefix" \
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--with-sysroot="$prefix" \
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--with-local-prefix=/ \
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--with-host-libstdcxx=-lsupc++ \
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--with-newlib \
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--without-headers \
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--disable-shared \
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--disable-threads \
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--disable-nls \
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--enable-languages=c
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make all-gcc all-target-libgcc
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make install-gcc install-target-libgcc
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)
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# Musl provides a very small libc, that can be linked statically.
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# It might be worthwhile to switch to uClibc in the future, as that's
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# what's usually used for busybox. Might yield "cleaner" results.
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cp -a "$dir_install/sources/linux-headers" prefix
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( cd musl
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./configure \
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--host=i686-bootstrap-linux-gnu \
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--prefix="$PWD/../prefix" \
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--disable-shared
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make
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make install
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)
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cp "$dir_root/busybox-config" .config
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make CROSS_COMPILE=i686-bootstrap-linux-gnu- CONFIG_STATIC=y busybox
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install -Dm755 busybox "$dir_install/bin/busybox"
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install -Dm755 busybox_unstripped "$dir_install/bin/busybox_unstripped"
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)
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cd "$dir_install"
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# Verify the built binaries
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sha1sum -c "$dir_root/binaries.sha1"
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# Pack it up
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find bin mes sources \( -type f -o -type l \) ! -path bin/busybox_unstripped | LC_ALL=C sort | xargs tar --mtime=@0 --numeric-owner --owner=0 --group=0 -cf binaries.tar
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gzip -nv binaries.tar
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# Clean up
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cd "$dir_root"
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rm -rf build
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