nixpkgs/helpers/make-iso9660-image.nix

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{ stdenv, perl, cdrkit, nixpkgsPath
, # The file name of the resulting ISO image.
isoName ? "cd.iso"
, # The files and directories to be placed in the ISO file system.
# This is a list of attribute sets {source, target} where `source'
# is the file system object (regular file or directory) to be
# grafted in the file system at path `target'.
contents
, # In addition to `contents', the closure of the store paths listed
# in `packages' are also placed in the Nix store of the CD. This is
# a list of attribute sets {object, symlink} where `object' if a
# store path whose closure will be copied, and `symlink' is a
# symlink to `object' that will be added to the CD.
storeContents ? []
, # Whether this should be an El-Torito bootable CD.
bootable ? false
, # The path (in the ISO file system) of the boot image.
bootImage ? ""
, # Whether to compress the resulting ISO image with bzip2.
compressImage ? false
, # The volume ID.
volumeID ? ""
}:
assert bootable -> bootImage != "";
stdenv.mkDerivation {
name = "iso9660-image";
builder = ./make-iso9660-image.sh;
buildInputs = [perl cdrkit];
inherit isoName bootable bootImage compressImage volumeID;
# !!! should use XML.
sources = map (x: x.source) contents;
targets = map (x: x.target) contents;
# !!! should use XML.
objects = map (x: x.object) storeContents;
symlinks = map (x: x.symlink) storeContents;
# For obtaining the closure of `storeContents'.
exportReferencesGraph =
map (x: [("closure-" + baseNameOf x.object) x.object]) storeContents;
pathsFromGraph = "${nixpkgsPath}/pkgs/build-support/kernel/paths-from-graph.pl";
}