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