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# CCDSUBSETSELECT -- Filter a list of image names passing on only those that
# belong to a specified subset.
include "ccdtypes.h"
procedure t_ccdssselect ()
pointer inlist #TI List of input image name.
char output[SZ_FNAME] #TI List of output image names.
char instrument[SZ_FNAME] #TI Instrument translation file.
char subset[SZ_LINE] #TI Subset required.
char ccdtype[SZ_LINE] #TI ccdtype required.
int type
char image[SZ_LINE], buffer[SZ_LINE]
pointer fdout, im
int strdic(), imtopenp(), imtgetim(), ccdtypei(), imaccess()
pointer open(), immap()
bool strne()
begin
# Open input and output image lists
inlist = imtopenp ("input")
call clgstr ("output", output, SZ_LINE)
fdout = open (output, APPEND, TEXT_FILE)
# Open instrument file
call clgstr ("instrument", instrument, SZ_FNAME)
call hdmopen (instrument)
# Get subset required.
call clgstr ("subset", subset, SZ_LINE)
# Get ccdtype required.
call clgstr ("ccdtype", ccdtype, SZ_LINE)
type = strdic (ccdtype, ccdtype, SZ_LINE, CCDTYPES)
while (imtgetim (inlist, image, SZ_LINE) != EOF) {
# Silently skip non-existant images
if (imaccess (image, READ_ONLY) == NO)
next
im = immap (image, READ_ONLY, 0)
# Skip images of the wrong type
if ((ccdtype[1] != EOS) && (type != ccdtypei (im))) {
call imunmap (im)
next
}
# Skip images of the wrong subset
if (subset[1] != EOS) {
call ccdsubset (im, buffer, SZ_LINE)
if (strne (subset, buffer)) {
call imunmap (im)
next
}
}
# print names of any images which pass the test.
call fprintf (fdout, "%s\n")
call pargstr (image)
call imunmap (im)
}
# Tidy up
call close (fdout)
call hdmclose ()
call imtclose (inlist)
end
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