98 lines
1.9 KiB
Bash
98 lines
1.9 KiB
Bash
#!/bin/sh
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#
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# 2019 Dennis Camera (dennis.camera at ssrq-sds-fds.ch)
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#
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# This file is part of cdist.
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#
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# cdist 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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# cdist 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 cdist. If not, see <http://www.gnu.org/licenses/>.
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#
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#
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# Check if the given editor is present on the target system and determine its
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# absolute path.
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#
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case $("${__explorer}/os")
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in
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debian|devuan|ubuntu)
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: # supported
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;;
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*)
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exit 0 # will produce an error message in the manifest
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;;
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esac
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editor=$(cat "${__object}/parameter/editor")
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editors=$(update-alternatives --list editor)
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if test $(echo "${editors}" | wc -l) -lt 1
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then
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echo 'No editors have been found on this system.' >&2
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exit 1
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fi
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case $editor
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in
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/*)
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is_path=true
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;;
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*/*)
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echo 'Relative editor paths are not supported' >&2
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exit 1
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;;
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*)
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is_path=false
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;;
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esac
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IFS='
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'
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if $is_path
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then
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if ! test -f "${editor}"
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then
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echo "Editor ${editor} is missing on the target system." >&2
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exit 1
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fi
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for e in $editors
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do
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if test "${editor}" = "${e}"
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then
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# Editor is present and part of the alternatives list -> use it!
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echo "${editor}"
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exit 0
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fi
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done
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echo "Editor ${editor} is not in the alternatives list of the target system." >&2
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exit 1
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else
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for e in $editors
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do
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if test "$(basename "${e}")" = "${editor}"
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then
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# Editor could be found by basename in the alternatives list -> use it!
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echo "${e}"
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exit 0
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fi
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done
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echo "Editor ${editor} is missing on the target system." >&2
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exit 1
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fi
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exit 1
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