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#! /bin/sh
# lists all available versions listed for a package in a site (http)
scriptName=list-archive-two-level-versions # do not use the .wrapped name
usage() {
echo "Usage: $scriptName <archive url> [<package name> [<debug file path>]]"
}
archive="$1" # archive url
pname="$2" # package name
file="$3" # file for writing debugging information
if [ -z "$archive" ]; then
echo "$scriptName: Missing archive url"
usage
exit 1
fi
# print a debugging message
if [ -n "$file" ]; then
echo "# Listing versions for $pname at $archive" >> $file
fi
# list all major-minor versions from archive
tags1=$(curl -sS "$archive/")
tags1=$(echo "$tags1" | sed -rne 's,^<a href="([0-9]+\.[0-9]+)/">.*,\1,p')
# print available versions
for tag in $tags1; do
tags2=$(curl -sS "$archive/$tag/")
tags2=$(echo "$tags2" | sed -rne "s,^<a href=\"$pname-([0-9.]+)\\.[^0-9].*\">.*,\\1,p")
echo "$tags2"
done
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