Next: INDEX OPEN
[MRTCAL\]INDEX UPDATE [DirName] [/PATTERN String] [DATE DateString]
Build or update the index of the IMB-FITS files. The index is stored in
a binary file named ’index.mrt’. The command implicitly performs an IN-
DEX OPEN right after the UPDATE to allow direct use of the index.
The index lists all the files named ’iram30m-*-*s*-imb.fits’ in the di-
rectory, including unreadable and incomplete (in terms of number of sub-
scans) ones. Selection is made from this list with the various options
and features of the commands using this list.
The command can be called several times. The index file is updated if
needed, in particular if the file readability has improved (e.g. scan
has been completed).
By default, the command searches for the IMB-FITS files in the current
working directory. This can be overriden thanks to the option /DIRECTO-
RY. Note that the index file is always created in the same directory of
the files it lists (write access is thus needed). Directory search is