forked from DGNum/liminix
47 lines
1.5 KiB
Nix
47 lines
1.5 KiB
Nix
{
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writeText
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, lib
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}:
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let
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inherit (lib.attrsets) mapAttrsToList;
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visit = prefix: attrset:
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let
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qprint = msg : builtins.replaceStrings
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["\n" "=" "\"" "$" ]
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["=0A" "=3D" "=22" "=24"]
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msg;
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l =
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mapAttrsToList
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(filename: {
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type ? "f"
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, mode ? null
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, target ? null
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, contents ? null
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, file ? null
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, major ? null
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, minor ? null
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, subtype ? null
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}:
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let
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mode' = if mode != null then mode else
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(if type == "d" then "0755" else "0644");
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pathname = "${prefix}/${filename}";
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line = "${pathname} ${type} ${mode'} 0 0";
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in
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if type == "f" then
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"${line} echo -n \"${qprint file}\" |qprint -d"
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else if type == "d" then
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(visit pathname contents) + "\n" + line
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else if type == "c" then "${line} ${major} ${minor}"
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else if type == "b" then "${line} ${major} ${minor}"
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else if type == "s" then "${line} ${target}"
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else if type == "l" then "${pathname} l ${target}"
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else if type == "i" then "${line} ${subtype}"
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else line)
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attrset;
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in builtins.concatStringsSep "\n" l;
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in {
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write = filename : attrset : writeText filename (visit "" attrset);
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dir = contents: { type = "d"; inherit contents; };
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symlink = target: { type = "s"; inherit target; };
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}
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