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https://github.com/bensuperpc/dockcross.git
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100 lines
2.3 KiB
Bash
Executable File
100 lines
2.3 KiB
Bash
Executable File
#!/usr/bin/env bash
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# This script operates in a current working directory. It downloads
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# "crosstool-ng", installs the base package, and then configures and installs
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# a toolchain based on the supplied prefix and configuration.
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#
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# Artifacts:
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# - "crosstool-ng" data in the current working directory (can be deleted).
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# - Configured Toolchain installed in the supplied <prefix>.
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set -x
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set -e
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set -o pipefail
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# Our base directory is the current working directory. All local artifacts will
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# be generated underneath of here.
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ROOT=${PWD}
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usage() { echo "Usage: $0 -p <prefix> -c <config-path>" 1>&2; exit 1; }
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# Resolve our input parameters.
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#
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# Note: we use "readlink" to resolve them to absolute paths so we can freelhy
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# change directories during installation.
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CT_PREFIX=
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CONFIG_PATH=
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while getopts "p:c:" o; do
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case "${o}" in
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p)
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CT_PREFIX=$(readlink -f ${OPTARG})
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;;
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c)
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CONFIG_PATH=$(readlink -f ${OPTARG})
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;;
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*)
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usage
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;;
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esac
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done
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shift $((OPTIND-1))
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if [ -z ${CT_PREFIX} ]; then
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echo "ERROR: You must supply an installation prefix (-p)."
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usage
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fi
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if [ -z ${CONFIG_PATH} ] || [ ! -f ${CONFIG_PATH} ]; then
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echo "ERROR: Missing config path (-c)."
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usage
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fi
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##
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# Build "crosstool-ng".
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##
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CTNG=${ROOT}/ct-ng
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mkdir -p "${CTNG}"
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cd "${CTNG}"
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# Download and install the "crosstool-ng" source.
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REV=1.23.0
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curl -# -LO \
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"https://github.com/crosstool-ng/crosstool-ng/archive/crosstool-ng-${REV}.tar.gz"
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tar -xf "crosstool-ng-${REV}.tar.gz"
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cd "crosstool-ng-crosstool-ng-${REV}"
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# Bootstrap and install the tool.
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BOOTSTRAP_PREFIX="${CTNG}/prefix"
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./bootstrap
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./configure \
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--prefix "${BOOTSTRAP_PREFIX}"
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make -j$(nproc)
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make install
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##
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# Use "crosstool-ng" to build the toolchain.
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##
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# Override installation prefix, since we want to define it externally.
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export CT_PREFIX
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# Allow installation as root, since we aren't really worried about system
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# damage b/c we're running in a container and this saves us the trouble of
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# having to generate a crosstool user.
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export CT_ALLOW_BUILD_AS_ROOT_SURE=1
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# Create our build directory and copy our configuration into it.
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BUILD="${ROOT}/toolchain"
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mkdir -p "${BUILD}"
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cd "${BUILD}"
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cp "${CONFIG_PATH}" "${BUILD}/.config"
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# As mentioned in ct-ng config, need to unset LD_LIBRARY_PATH.
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unset LD_LIBRARY_PATH
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# Build and install the toolchain!
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"${BOOTSTRAP_PREFIX}/bin/ct-ng" build
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