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# Shell script to extract the date given a release version and a .doap file
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if test "x$1" = "x" -o "x$2" = "x" -o ! -s "$2"; then
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echo "Usage: $0 RELEASE-VERSION-NUMBER DOAP-FILE" >&2;
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if ! grep '<Project' "$2" >/dev/null ; then
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echo "$2 does not look lika a .doap file" >&2;
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if ! grep "$1" "$2" >/dev/null ; then
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echo "$2 contains no reference to a version $1" >&2;
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if ($0~"<release>") {x=1; chunk=""}
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if ($0~"<revision>") { chunk = chunk $0 }
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if ($0~"<created>") { chunk = chunk $0 }
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if ($0~"</release>") {x=0; print chunk}
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grep '<revision>'"$1"'</revision>' | \
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sed -e 's/^.*<created>//' -e 's/<\/created>.*$//'