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-rw-r--r--maildups.sh14
1 files changed, 7 insertions, 7 deletions
diff --git a/maildups.sh b/maildups.sh
index 9c78bd6..7f39a58 100644
--- a/maildups.sh
+++ b/maildups.sh
@@ -3,16 +3,16 @@
maildir=$1
+msgid_file="$(mktemp --tmpdir "${0##*/}.XXXXXXXXXX")"
+trap "rm -f $(printf '%q' "$msgid_file")" EXIT
+
echo -n 'Generating Message-ID table... '
-msgid_file=`mktemp`
grep -rH -m1 '^[Mm]essage-[Ii][Dd]:' "$maildir"| \
- sed -r 's/(.*):[Mm]essage-[Ii][Dd]:\s*(\S.*)/\2:\1/'| \
- sort -n>"$msgid_file"
+ sed -r 's/(.*):[Mm]essage-[Ii][Dd]:\s*(\S.*)/\2:\1/'| \
+ sort -n>"$msgid_file"
echo 'done'
< "$msgid_file" sed 's/:.*//'|uniq -d|while read msgid; do
- echo "Removing dups of $msgid"
- < "$msgid_file" sed -n "s/^$msgid://p"|sed 1d|xargs -d'\n' rm -fv|sed 's/./ &/'
+ echo "Removing dups of $msgid"
+ < "$msgid_file" sed -n "s/^$msgid://p"|sed 1d|xargs -d'\n' rm -fv|sed 's/./ &/'
done
-
-rm -f "$msgid_file"