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1 #!/usr/bin/env bash |
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2 # |
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3 # Author: Makarius |
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4 # |
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5 # DESCRIPTION: remove named pipe |
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6 |
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7 |
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8 PRG="$(basename "$0")" |
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9 |
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10 function usage() |
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11 { |
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12 echo |
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13 echo "Usage: isabelle $PRG NAME" |
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14 echo |
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15 echo " Remove an unused named pipe, after producing dummy output" |
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16 echo " to unblock the reader (blocks if no reader present)." |
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17 echo |
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18 exit 1 |
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19 } |
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20 |
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21 |
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22 ## main |
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23 |
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24 [ "$#" != 1 ] && usage |
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25 FIFO="$1"; shift |
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26 |
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27 if [ -p "$FIFO" ]; then |
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28 echo -n "" >"$FIFO" && rm -f "$FIFO" |
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29 fi |
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