74 lines
1.5 KiB
Bash
Executable File
74 lines
1.5 KiB
Bash
Executable File
#!/bin/bash
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# Output DOT file representing package dependencies
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#
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# Copyright (C) 2014-2023 Ryan Specialty, LLC.
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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 as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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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, see <http://www.gnu.org/licenses/>.
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##
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relpath()
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{
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while read p; do
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if [[ ! "$p" =~ \.\. ]]; then
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echo "$p"
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else
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sed 's|[^/]\+/\.\./|/|' | relpath
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fi
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done
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}
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undepify()
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{
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sed 's|^\(\./\)\?\(.*\)\.dep:|/\2 |'
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}
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dotify()
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{
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echo 'digraph {'
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local from to
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while read -r from to; do
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printf '"%s" -> "%s";\n' "$from" "$to"
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done
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echo '}'
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}
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main()
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{
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local root="${1?Missing project root}"
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cd "$root"
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find . -name '*.dep' | while read -r depfile; do
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# Absolute paths can be output verbatim
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grep -H '^/' "$depfile"
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# Relative paths need processing
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local dir=$( dirname "$depfile" | sed 's|^\./|/|' )
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grep -Hv '^/' "$depfile" \
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| sed "s|:|:$dir/|"
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done \
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| grep -v '\$$' \
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| relpath \
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| undepify \
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| dotify
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}
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main "$@"
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