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include <error.h>
include <fset.h>
define MAX_RANGES 100
define NTYPES 7
# R2DF -- CL callable task to read 2D-FRUTTI format data. Further
# documentation given in 2df.hlp.
procedure t_r2df()
char infile[SZ_FNAME] # the input file name list
char outfile[SZ_FNAME] # the output file name list
char file_list[SZ_LINE] # the input file number list
int offset # the output name file number offset
char in_fname[SZ_FNAME], out_fname[SZ_FNAME]
int range[MAX_RANGES*2+2]
int file_number, stat, nfiles
bool clgetb()
char clgetc()
int fstati(), clgeti(), btoi(), mtfile(), mtneedfileno()
int r2dfread(), decode_ranges(), get_next_number(), r2dfget_type()
include "r2df.com"
begin
if (fstati (STDOUT, F_REDIR) == NO)
call fseti (STDOUT, F_FLUSHNL, YES)
# Get the input file name.
call clgstr ("r2df_file", infile, SZ_FNAME)
# Request the input files to be converted if the input file is a
# tape device. Otherwise, convert only the first file.
if (mtfile (infile) == YES) {
tape = YES
if (mtneedfileno (infile) == YES)
call clgstr ("file_list", file_list, SZ_LINE)
else
call strcpy ("1", file_list, SZ_LINE)
} else {
tape = NO
call strcpy ("1", file_list, SZ_LINE)
}
if (decode_ranges (file_list, range, MAX_RANGES, nfiles) == ERR)
call error (1, "Illegal file number list")
# Set up the output options.
long_header = btoi (clgetb ("long_header"))
short_header = btoi (clgetb ("short_header"))
lsbf = btoi (clgetb ("standard_format"))
make_image = btoi (clgetb ("make_image"))
offset = clgeti ("offset")
# Determine the output image data type.
if (make_image == YES) {
data_type = r2dfget_type (clgetc ("datatype"))
call clgstr ("iraf_file", outfile, SZ_FNAME)
} else
outfile[1] = EOS
# Read successive 2D-FRUTTI files, convert and write into a numbered
# succession of output IRAF files.
file_number = 0
while (get_next_number (range, file_number) != EOF) {
# Get the input file name.
if (tape == YES) {
if (mtneedfileno (infile) == YES)
call mtfname (infile, file_number, in_fname, SZ_FNAME)
else
call strcpy (infile, in_fname, SZ_FNAME)
} else
call strcpy (infile, in_fname, SZ_FNAME)
# Get the output file name.
if (nfiles > 1) {
call sprintf (out_fname[1], SZ_FNAME, "%s%03d")
call pargstr (outfile)
call pargi (file_number + offset)
} else
call strcpy (outfile, out_fname, SZ_FNAME)
# Convert 2D-FRUTTI file to the output IRAF file. If EOT is
# reached then exit. If an error is detected then print a
# warning and continue with the next file.
iferr (stat = r2dfread (in_fname, out_fname))
call erract (EA_FATAL)
if (stat == EOF) # EOT found
return
}
end
# R2DFGET_TYPE -- Convert a character to an IRAF image type.
int procedure r2dfget_type (c)
char c # character describing the data type
int type_codes[NTYPES], i
int stridx()
string types "usilrdx"
data type_codes /TY_USHORT, TY_SHORT, TY_INT, TY_LONG, TY_REAL,
TY_DOUBLE, TY_COMPLEX/
begin
i = stridx (c, types)
if (i == 0)
return (ERR)
else
return (type_codes[stridx (c, types)])
end
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