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49 lines
1.3 KiB
Bash
49 lines
1.3 KiB
Bash
#!/bin/sh
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set -e
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filter_ignore() {
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if [ "$VCS" = darcs ]; then
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ignorefile=.darcsignore
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fi
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if [ "$VCS" = darcs ] && [ -e "$ignorefile" ]; then
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# Spaces embedded into patterns would break it.
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# But really, why would anyone want to use ' ' instead of '\s' ?
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#patterns=$( grep -v '^[[:space:]]*\(#\|$\)' "$ignorefile" | xargs -n 1 printf " -e %s" )
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#grep -Ev $patterns
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#unset patterns
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# Alternative using a temp file
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patternsfile="$( mktemp -t etckeeper-$VCS.XXXXXXXXXX )"
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grep -v '^[[:space:]]*\(#\|$\)' "$ignorefile" > "$patternsfile" || true
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grep -Evf "$patternsfile"
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rm -f "$patternsfile"
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unset patternsfile
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else
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cat -
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fi
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}
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if [ "$VCS" = darcs ];then
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NOVCS='. -path ./.git -prune -o -path ./.bzr -prune -o -path ./.hg -prune -o -path ./_darcs -prune -o'
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# We assume that if .etckeeper is empty this is the first run
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if [ -s .etckeeper ]; then
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linksindex="$( mktemp -t etckeeper-$VCS.XXXXXXXXXX )"
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grep '^ln -s' .etckeeper | while IFS="'" read n n n link n; do
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printf "%s\n" "$link" >> "$linksindex"
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done
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# Warn about symbolic links that shouldn't exist
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if links=$( find $NOVCS -type l -print | filter_ignore | grep -vFf "$linksindex" ); then
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printf "%s\n%s\n" \
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"The following symbolic links should not exist:" \
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"$links" >&2
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fi
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rm -f "$linksindex"
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unset links linksindex
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fi
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fi
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