In /usr/bin/wnpp-alert line 49:
        comm -12 $WNPP_PACKAGES $INSTALLED | sed -e 's/+/\\+/g' | \
                 ^------------^ SC2086: Double quote to prevent globbing and word splitting.
                                ^--------^ SC2086: Double quote to prevent globbing and word splitting.

Did you mean: 
        comm -12 "$WNPP_PACKAGES" "$INSTALLED" | sed -e 's/+/\\+/g' | \


In /usr/bin/wnpp-alert line 50:
          xargs -i egrep '^[A-Z]+ [0-9]+ {} ' $WNPP | \
                                              ^---^ SC2086: Double quote to prevent globbing and word splitting.

Did you mean: 
          xargs -i egrep '^[A-Z]+ [0-9]+ {} ' "$WNPP" | \


In /usr/bin/wnpp-alert line 51:
          tee $CACHEDDIFF
              ^---------^ SC2086: Double quote to prevent globbing and word splitting.

Did you mean: 
          tee "$CACHEDDIFF"


In /usr/bin/wnpp-alert line 53:
        comm -12 $WNPP_PACKAGES $INSTALLED | sed -e 's/+/\\+/g' | \
                 ^------------^ SC2086: Double quote to prevent globbing and word splitting.
                                ^--------^ SC2086: Double quote to prevent globbing and word splitting.

Did you mean: 
        comm -12 "$WNPP_PACKAGES" "$INSTALLED" | sed -e 's/+/\\+/g' | \


In /usr/bin/wnpp-alert line 54:
          xargs -i egrep '^[A-Z]+ [0-9]+ {} ' $WNPP > $WNPP_DIFF
                                              ^---^ SC2086: Double quote to prevent globbing and word splitting.
                                                      ^--------^ SC2086: Double quote to prevent globbing and word splitting.

Did you mean: 
          xargs -i egrep '^[A-Z]+ [0-9]+ {} ' "$WNPP" > "$WNPP_DIFF"


In /usr/bin/wnpp-alert line 55:
        sort -o $CACHEDDIFF $CACHEDDIFF
                ^---------^ SC2086: Double quote to prevent globbing and word splitting.
                            ^---------^ SC2086: Double quote to prevent globbing and word splitting.

Did you mean: 
        sort -o "$CACHEDDIFF" "$CACHEDDIFF"


In /usr/bin/wnpp-alert line 56:
        sort -o $WNPP_DIFF $WNPP_DIFF
                ^--------^ SC2086: Double quote to prevent globbing and word splitting.
                           ^--------^ SC2086: Double quote to prevent globbing and word splitting.

Did you mean: 
        sort -o "$WNPP_DIFF" "$WNPP_DIFF"


In /usr/bin/wnpp-alert line 57:
        comm -3 $CACHEDDIFF $WNPP_DIFF | \
                ^---------^ SC2086: Double quote to prevent globbing and word splitting.
                            ^--------^ SC2086: Double quote to prevent globbing and word splitting.

Did you mean: 
        comm -3 "$CACHEDDIFF" "$WNPP_DIFF" | \


In /usr/bin/wnpp-alert line 59:
        mv $WNPP_DIFF $CACHEDDIFF
           ^--------^ SC2086: Double quote to prevent globbing and word splitting.
                      ^---------^ SC2086: Double quote to prevent globbing and word splitting.

Did you mean: 
        mv "$WNPP_DIFF" "$CACHEDDIFF"


In /usr/bin/wnpp-alert line 63:
if [ "x$1" = "x--help" -o "x$1" = "x-h" ]; then usage; exit 0; fi
                       ^-- SC2166: Prefer [ p ] || [ q ] as [ p -o q ] is not well defined.


In /usr/bin/wnpp-alert line 64:
if [ "x$1" = "x--version" -o "x$1" = "x-v" ]; then version; exit 0; fi
                          ^-- SC2166: Prefer [ p ] || [ q ] as [ p -o q ] is not well defined.


In /usr/bin/wnpp-alert line 101:
$GETCOMMAND $WNPPTMP https://www.debian.org/devel/wnpp/orphaned || \
            ^------^ SC2086: Double quote to prevent globbing and word splitting.

Did you mean: 
$GETCOMMAND "$WNPPTMP" https://www.debian.org/devel/wnpp/orphaned || \


In /usr/bin/wnpp-alert line 103:
sed -ne 's/.*<li><a href="https\?:\/\/bugs.debian.org\/\([0-9]*\)">\([^:<]*\)[: ]*\([^<]*\)<\/a>.*/O \1 \2 -- \3/; T d; p; : d' $WNPPTMP > $WNPP
                                                                                                                                ^------^ SC2086: Double quote to prevent globbing and word splitting.
                                                                                                                                           ^---^ SC2086: Double quote to prevent globbing and word splitting.

Did you mean: 
sed -ne 's/.*<li><a href="https\?:\/\/bugs.debian.org\/\([0-9]*\)">\([^:<]*\)[: ]*\([^<]*\)<\/a>.*/O \1 \2 -- \3/; T d; p; : d' "$WNPPTMP" > "$WNPP"


In /usr/bin/wnpp-alert line 105:
$GETCOMMAND $WNPPTMP https://www.debian.org/devel/wnpp/rfa_bypackage || \
            ^------^ SC2086: Double quote to prevent globbing and word splitting.

Did you mean: 
$GETCOMMAND "$WNPPTMP" https://www.debian.org/devel/wnpp/rfa_bypackage || \


In /usr/bin/wnpp-alert line 107:
sed -ne 's/.*<li><a href="https\?:\/\/bugs.debian.org\/\([0-9]*\)">\([^:<]*\)[: ]*\([^<]*\)<\/a>.*/RFA \1 \2 -- \3/; T d; p; : d' $WNPPTMP >> $WNPP
                                                                                                                                  ^------^ SC2086: Double quote to prevent globbing and word splitting.
                                                                                                                                              ^---^ SC2086: Double quote to prevent globbing and word splitting.

Did you mean: 
sed -ne 's/.*<li><a href="https\?:\/\/bugs.debian.org\/\([0-9]*\)">\([^:<]*\)[: ]*\([^<]*\)<\/a>.*/RFA \1 \2 -- \3/; T d; p; : d' "$WNPPTMP" >> "$WNPP"


In /usr/bin/wnpp-alert line 109:
$GETCOMMAND $WNPPTMP https://www.debian.org/devel/wnpp/help_requested || \
            ^------^ SC2086: Double quote to prevent globbing and word splitting.

Did you mean: 
$GETCOMMAND "$WNPPTMP" https://www.debian.org/devel/wnpp/help_requested || \


In /usr/bin/wnpp-alert line 111:
sed -ne 's/.*<li><a href="https\?:\/\/bugs.debian.org\/\([0-9]*\)">\([^:<]*\)[: ]*\([^<]*\)<\/a>.*/RFH \1 \2 -- \3/; T d; p; : d' $WNPPTMP >> $WNPP
                                                                                                                                  ^------^ SC2086: Double quote to prevent globbing and word splitting.
                                                                                                                                              ^---^ SC2086: Double quote to prevent globbing and word splitting.

Did you mean: 
sed -ne 's/.*<li><a href="https\?:\/\/bugs.debian.org\/\([0-9]*\)">\([^:<]*\)[: ]*\([^<]*\)<\/a>.*/RFH \1 \2 -- \3/; T d; p; : d' "$WNPPTMP" >> "$WNPP"


In /usr/bin/wnpp-alert line 113:
cut -f3 -d' ' $WNPP | sort > $WNPP_PACKAGES
              ^---^ SC2086: Double quote to prevent globbing and word splitting.
                             ^------------^ SC2086: Double quote to prevent globbing and word splitting.

Did you mean: 
cut -f3 -d' ' "$WNPP" | sort > "$WNPP_PACKAGES"


In /usr/bin/wnpp-alert line 118:
    echo $* | tr ' ' '\n' | sort -u > $INSTALLED
         ^-- SC2048: Use "$@" (with quotes) to prevent whitespace problems.
         ^-- SC2086: Double quote to prevent globbing and word splitting.
                                      ^--------^ SC2086: Double quote to prevent globbing and word splitting.

Did you mean: 
    echo "$*" | tr ' ' '\n' | sort -u > "$INSTALLED"


In /usr/bin/wnpp-alert line 123:
        > $INSTALLED
          ^--------^ SC2086: Double quote to prevent globbing and word splitting.

Did you mean: 
        > "$INSTALLED"


In /usr/bin/wnpp-alert line 138:
comm -12 $WNPP_PACKAGES $INSTALLED | sed -e 's/+/\\+/g' | \
         ^------------^ SC2086: Double quote to prevent globbing and word splitting.
                        ^--------^ SC2086: Double quote to prevent globbing and word splitting.

Did you mean: 
comm -12 "$WNPP_PACKAGES" "$INSTALLED" | sed -e 's/+/\\+/g' | \


In /usr/bin/wnpp-alert line 139:
xargs -i egrep '^[A-Z]+ [0-9]+ {} ' $WNPP
                                    ^---^ SC2086: Double quote to prevent globbing and word splitting.

Did you mean: 
xargs -i egrep '^[A-Z]+ [0-9]+ {} ' "$WNPP"

For more information:
  https://www.shellcheck.net/wiki/SC2048 -- Use "$@" (with quotes) to prevent...
  https://www.shellcheck.net/wiki/SC2166 -- Prefer [ p ] || [ q ] as [ p -o q...
  https://www.shellcheck.net/wiki/SC2086 -- Double quote to prevent globbing ...