Function reference • nat.utils

All functions
`RunCmdForNewerInput()`	Run a command if input files are newer than outputs
`abs2rel()`	Remove common part of two paths, leaving relative path
`common_path()`	Find common prefix of two or more (normalised) file paths
`file.swap()`	Swap names of two files (by renaming first to a temporary file)
`find_extdata()`	Construct paths to files in the extdata folder of a package
`gzip.crc()`	Extract the CRC (32 bit hash) of a gzip file
`is.gzip()`	Check if a file is a gzip file
`make_chunks()`	Split inputs into a number of chunks
`makelock()` `removelock()`	Make and remove (NFS safe) lock files
`ncpus()`	Return number of cpus (or a default on failure)
`read_nl_from_parts()`	Make a neuronlist object from two separate files
`save_nl_in_parts()`	Save a neuronlist object into separate data and metadata parts
`split_path()`	Split file path into individual components (optionally including separators)
`touch()`	Use unix touch utility to change file's timestamp
`zipinfo()`	Return information about a zip archive using system unzip command
`zipok()`	Verify integrity of one or more zip files

Reference