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Commit 92955a7

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Daniel Rossier
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Re-add toolchains directory (mistaken removal)
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‎toolchains/build-toolchain.sh‎

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#!/bin/bash
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#
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# Copyright (C) 2025 Jean-Pierre Miceli <jean-pierre.miceli@heig-vd.ch>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License version 2 as
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# published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#
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# This script build 'arm' & 'aarch64' MUSL toolchains
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SCRIPTPATH="$( cd "$(dirname "$0")" >/dev/null 2>&1 ; pwd -P )"
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# output PATH - select where the toolchain will be installed
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#
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# The final path will be:
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# * arm: <OUTPUT_PATH>/arm-linux-musleabihf
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# * aarch64: <OUTPUT_PATH>/aarch64-linux-musl
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# default: '<CURRENT DIR>/aarch64-linux-musl' and '<CURRENT DIR>/arm-linux-musleabihf'
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#OUTPUT_PATH=
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GIT_COMMIT="3635262"
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AARCH64_PATH='aarch64-linux-musl'
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ARM_PATH='arm-linux-musleabihf'
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if [[ $EUID -ne 0 ]]; then
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echo "Please run as root"
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exit 1
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fi
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pushd $SCRIPTPATH
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if [[ -v $OUTPUT_PATH ]]; then
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OUTPUT=$OUTPUT_PATH
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else
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OUTPUT=$SCRIPTPATH
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fi
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echo "== base installation path is '$SCRIPTPATH'"
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# 1. Retrieve the repo
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git clone https://github.com/richfelker/musl-cross-make
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cd musl-cross-make
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git checkout $GIT_COMMIT
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# Compile & install 'aarch64-linux-musl'
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echo "== Compiling 'aarch64-linux-musl' (installation path: $OUTPUT/$AARCH64_PATH"
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cp ../config.mak.aarch64 config.mak
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echo "OUTPUT = $OUTPUT/$AARCH64_PATH" >> config.mak
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make && sudo make install
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# Compile & install 'arm-linux-musleabihf'
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echo "== Compiling 'arm-linux-musleabihf'"
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make clean
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cp ../config.mak.arm config.mak
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echo "OUTPUT = $OUTPUT/$ARM_PATH" >> config.mak
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make && sudo make install
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popd

‎toolchains/config.mak.aarch64‎

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#
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# config.mak.dist - sample musl-cross-make configuration
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#
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# Copy to config.mak and edit as desired.
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#
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# There is no default TARGET; you must select one here or on the make
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# command line. Some examples:
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# TARGET = i486-linux-musl
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# TARGET = x86_64-linux-musl
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# TARGET = arm-linux-musleabi
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# TARGET = arm-linux-musleabihf
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# TARGET = sh2eb-linux-muslfdpic
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# ...
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TARGET = aarch64-linux-musl
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# By default, cross compilers are installed to ./output under the top-level
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# musl-cross-make directory and can later be moved wherever you want them.
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# To install directly to a specific location, set it here. Multiple targets
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# can safely be installed in the same location. Some examples:
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# OUTPUT = /opt/cross
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# OUTPUT = /usr/local
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# By default, latest supported release versions of musl and the toolchain
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# components are used. You can override those here, but the version selected
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# must be supported (under hashes/ and patches/) to work. For musl, you
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# can use "git-refname" (e.g. git-master) instead of a release. Setting a
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# blank version for gmp, mpc, mpfr and isl will suppress download and
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# in-tree build of these libraries and instead depend on pre-installed
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# libraries when available (isl is optional and not set by default).
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# Setting a blank version for linux will suppress installation of kernel
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# headers, which are not needed unless compiling programs that use them.
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BINUTILS_VER = 2.44
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GCC_VER = 12.4.0
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# MUSL_VER = git-master
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# GMP_VER =
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# MPC_VER =
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# MPFR_VER =
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# ISL_VER =
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# LINUX_VER =
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# By default source archives are downloaded with wget. curl is also an option.
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# DL_CMD = wget -c -O
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# DL_CMD = curl -C - -L -o
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# Check sha-1 hashes of downloaded source archives. On gnu systems this is
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# usually done with sha1sum.
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# SHA1_CMD = sha1sum -c
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# SHA1_CMD = sha1 -c
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# SHA1_CMD = shasum -a 1 -c
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# Something like the following can be used to produce a static-linked
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# toolchain that's deployable to any system with matching arch, using
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# an existing musl-targeted cross compiler. This only works if the
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# system you build on can natively (or via binfmt_misc and qemu) run
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# binaries produced by the existing toolchain (in this example, i486).
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# COMMON_CONFIG += CC="i486-linux-musl-gcc -static --static" CXX="i486-linux-musl-g++ -static --static"
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# Recommended options for smaller build for deploying binaries:
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COMMON_CONFIG += CFLAGS="-g -Os" CXXFLAGS="-g0 -Os" LDFLAGS="-s"
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# Options you can add for faster/simpler build at the expense of features:
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# COMMON_CONFIG += --disable-nls
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# GCC_CONFIG += --disable-libquadmath --disable-decimal-float
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# GCC_CONFIG += --disable-libitm
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# GCC_CONFIG += --disable-fixed-point
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# GCC_CONFIG += --disable-lto
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# By default C and C++ are the only languages enabled, and these are
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# the only ones tested and known to be supported. You can uncomment the
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# following and add other languages if you want to try getting them to
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# work too.
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# GCC_CONFIG += --enable-languages=c,c++
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# You can keep the local build path out of your toolchain binaries and
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# target libraries with the following, but then gdb needs to be told
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# where to look for source files.
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# COMMON_CONFIG += --with-debug-prefix-map=$(CURDIR)=

‎toolchains/config.mak.arm‎

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#
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# config.mak.dist - sample musl-cross-make configuration
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#
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# Copy to config.mak and edit as desired.
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#
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# There is no default TARGET; you must select one here or on the make
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# command line. Some examples:
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# TARGET = i486-linux-musl
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# TARGET = x86_64-linux-musl
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# TARGET = arm-linux-musleabi
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# TARGET = arm-linux-musleabihf
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# TARGET = sh2eb-linux-muslfdpic
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# ...
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TARGET = arm-linux-musleabihf
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# By default, cross compilers are installed to ./output under the top-level
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# musl-cross-make directory and can later be moved wherever you want them.
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# To install directly to a specific location, set it here. Multiple targets
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# can safely be installed in the same location. Some examples:
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# OUTPUT = /opt/cross
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# OUTPUT = /usr/local
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# By default, latest supported release versions of musl and the toolchain
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# components are used. You can override those here, but the version selected
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# must be supported (under hashes/ and patches/) to work. For musl, you
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# can use "git-refname" (e.g. git-master) instead of a release. Setting a
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# blank version for gmp, mpc, mpfr and isl will suppress download and
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# in-tree build of these libraries and instead depend on pre-installed
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# libraries when available (isl is optional and not set by default).
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# Setting a blank version for linux will suppress installation of kernel
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# headers, which are not needed unless compiling programs that use them.
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BINUTILS_VER = 2.44
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GCC_VER = 12.4.0
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# MUSL_VER = git-master
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# GMP_VER =
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# MPC_VER =
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# MPFR_VER =
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# ISL_VER =
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# LINUX_VER =
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# By default source archives are downloaded with wget. curl is also an option.
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# DL_CMD = wget -c -O
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# DL_CMD = curl -C - -L -o
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# Check sha-1 hashes of downloaded source archives. On gnu systems this is
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# usually done with sha1sum.
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# SHA1_CMD = sha1sum -c
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# SHA1_CMD = sha1 -c
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# SHA1_CMD = shasum -a 1 -c
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# Something like the following can be used to produce a static-linked
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# toolchain that's deployable to any system with matching arch, using
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# an existing musl-targeted cross compiler. This only works if the
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# system you build on can natively (or via binfmt_misc and qemu) run
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# binaries produced by the existing toolchain (in this example, i486).
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# COMMON_CONFIG += CC="i486-linux-musl-gcc -static --static" CXX="i486-linux-musl-g++ -static --static"
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# Recommended options for smaller build for deploying binaries:
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COMMON_CONFIG += CFLAGS="-g -Os" CXXFLAGS="-g0 -Os" LDFLAGS="-s"
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# Options you can add for faster/simpler build at the expense of features:
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# COMMON_CONFIG += --disable-nls
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# GCC_CONFIG += --disable-libquadmath --disable-decimal-float
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# GCC_CONFIG += --disable-libitm
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# GCC_CONFIG += --disable-fixed-point
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# GCC_CONFIG += --disable-lto
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# By default C and C++ are the only languages enabled, and these are
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# the only ones tested and known to be supported. You can uncomment the
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# following and add other languages if you want to try getting them to
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# work too.
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# GCC_CONFIG += --enable-languages=c,c++
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# You can keep the local build path out of your toolchain binaries and
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# target libraries with the following, but then gdb needs to be told
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# where to look for source files.
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# COMMON_CONFIG += --with-debug-prefix-map=$(CURDIR)=

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