Sławomir Nizio
74 lines
1.9 KiB
Bash
Executable File
74 lines
1.9 KiB
Bash
Executable File
#!/bin/bash
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# Quick and dirty script to install the package changed
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# last in a recently changed overlay.
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# Copyright 2015 Sławomir Nizio
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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if [[ -e /sabayon/bin/buildrc ]]; then
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. /sabayon/bin/buildrc || exit 2
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else
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echo "Warning: buildrc not found" >&2
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fi
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overlays_dir=${1:-/var/lib/layman}
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conventions="sabayon-distro:sabayon sabayon:for-gentoo"
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for c in ${conventions}; do
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o1=${c%:*}
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o2=${c#*:}
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if [[ -e ${overlays_dir}/${o1} && -e ${overlays_dir}/${o2} ]]; then
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break
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fi
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done
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o1_name=sabayon-distro
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o2_name=sabayon
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post=/.git/index
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ind1=${overlays_dir}/${o1}${post}
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ind2=${overlays_dir}/${o2}${post}
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if [[ ! -e ${ind1} || ! -e ${ind2} ]]; then
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echo "Either ${ind1} or ${ind2} not found (or even both)!" >&2
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exit 1
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fi
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if [[ ${ind1} -nt ${ind2} ]]; then
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newer=${o1}
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name=${o1_name}
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else
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newer=${o2}
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name=${o2_name}
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fi
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echo "taking from ${newer}"
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changes=$(git --work-tree="${overlays_dir}/${newer}" \
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--git-dir="${overlays_dir}/${newer}/.git" \
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diff-tree --name-status -r --no-commit-id HEAD) || exit 1
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echo "changes for the last commit:"
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echo "${changes}"
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# This can be made by one command but well, lol.
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pkg_changes=$(echo "${changes}" | grep -v "^D" \
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| sed -r -e 's/^[a-zA-Z0-9]+[[:space:]]*//' -e 's:^([^/]+/[^/]+).*:\1:' \
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| sort -u | grep -E '^(virtual/|[^/]+-)' | awk "{print \$1 \"::${name}\"}")
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echo "packages to install:"
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echo "${pkg_changes}"
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set -f
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emerge -av ${pkg_changes}
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