Last good Nixpkgs for Weston+nouveau? archive

I came this commit hash to terwiz[m] on IRC, who is trying to figure out
what the last version of Spectrum that worked on their NUC with Nvidia
graphics is.

1 files changed, 61 insertions, 0 deletions

diff --git a/maintainers/scripts/fetch-kde-qt.sh b/maintainers/scripts/fetch-kde-qt.sh
new file mode 100755
index 00000000000..22d78151978
--- /dev/null
+++ b/maintainers/scripts/fetch-kde-qt.sh
@@ -0,0 +1,61 @@
+#! /usr/bin/env nix-shell
+#! nix-shell -i bash -p coreutils findutils gnused nix wget
+
+set -efuo pipefail
+
+SRCS=
+if [ -d "$1" ]; then
+    SRCS="$(pwd)/$1/srcs.nix"
+    . "$1/fetch.sh"
+else
+    SRCS="$(pwd)/$(dirname $1)/srcs.nix"
+    . "$1"
+fi
+
+tmp=$(mktemp -d)
+pushd $tmp >/dev/null
+wget -nH -r -c --no-parent "${WGET_ARGS[@]}" >/dev/null
+
+csv=$(mktemp)
+find . -type f | while read src; do
+    # Sanitize file name
+    filename=$(basename "$src" | tr '@' '_')
+    nameVersion="${filename%.tar.*}"
+    name=$(echo "$nameVersion" | sed -e 's,-[[:digit:]].*,,' | sed -e 's,-opensource-src$,,' | sed -e 's,-everywhere-src$,,')
+    version=$(echo "$nameVersion" | sed -e 's,^\([[:alpha:]][[:alnum:]]*-\)\+,,')
+    echo "$name,$version,$src,$filename" >>$csv
+done
+
+cat >"$SRCS" <<EOF
+# DO NOT EDIT! This file is generated automatically.
+# Command: $0 $@
+{ fetchurl, mirror }:
+
+{
+EOF
+
+gawk -F , "{ print \$1 }" $csv | sort | uniq | while read name; do
+    versions=$(gawk -F , "/^$name,/ { print \$2 }" $csv)
+    latestVersion=$(echo "$versions" | sort -rV | head -n 1)
+    src=$(gawk -F , "/^$name,$latestVersion,/ { print \$3 }" $csv)
+    filename=$(gawk -F , "/^$name,$latestVersion,/ { print \$4 }" $csv)
+    url="${src:2}"
+    sha256=$(nix-hash --type sha256 --base32 --flat "$src")
+    cat >>"$SRCS" <<EOF
+  $name = {
+    version = "$latestVersion";
+    src = fetchurl {
+      url = "\${mirror}/$url";
+      sha256 = "$sha256";
+      name = "$filename";
+    };
+  };
+EOF
+done
+
+echo "}" >>"$SRCS"
+
+popd >/dev/null
+rm -fr $tmp >/dev/null
+
+rm -f $csv >/dev/null