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9a995bb37c
BUG=chromium-os:19613 TEST=below 1) Manually create a chroot with old gcc 2) Let the script update&select new one, unmerge old Change-Id: I71732da315ed4effc6df48afab797718e44d7a06 Reviewed-on: http://gerrit.chromium.org/gerrit/7117 Tested-by: Zdenek Behan <zbehan@chromium.org> Reviewed-by: Zdenek Behan <zbehan@chromium.org> Reviewed-by: David James <davidjames@chromium.org>
55 lines
1.6 KiB
Bash
55 lines
1.6 KiB
Bash
#!/bin/bash
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# Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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# This is a generic script for upgrading the host toolchain. It should:
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# - be able to run repeatedly, in case someone has ancient chroot with
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# several missed gcc upgrades
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# - be easily tweakable for future upgrades of the same kind, if needed
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CHOST="$(portageq envvar CHOST)"
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# This is the lowest we want to go in this particular case.
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MINIMUM_GCC="4.4.6"
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function env_setup() {
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GCC_VERSIONS="$(gcc-config -l | grep "${CHOST}" | \
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cut -f3 -d' ')"
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GCC_LATEST="$(gcc-config -l | grep "${CHOST}" | tail -n1 | \
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cut -f3 -d' ')"
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}
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env_setup
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if ! [ "$(portageq match / ">=sys-devel/gcc-${MINIMUM_GCC}")" ];
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then
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info "You don't have the latest gcc installed, trying to build it"
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if ! sudo emerge -u --getbinpkg sys-devel/gcc; then
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error "Emerging gcc failed. Please recreate your chroot."
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exit 1
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fi
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if ! [ "$(portageq match / ">=sys-devel/gcc-${MINIMUM_GCC}")" ];
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then
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error "You still don't have the latest gcc. Something is very"
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error "wrong with your tree. Recreating your chroot will likely fix it."
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exit 1
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fi
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fi
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env_setup
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info "Updating the host toolchain. crosbug.com/19613"
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info "Currently installed host gcc versions: $(echo -n ${GCC_VERSIONS})"
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if ! sudo gcc-config "${GCC_LATEST}"; then
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error "gcc-config failed. This is really bad. Recreate your chroot."
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exit 1
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fi
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info "Cleaning up the old toolchain"
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sudo emerge --unmerge "<sys-devel/gcc-${MINIMUM_GCC}"
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exit 0
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