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# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
include <ctype.h>
# FMTSTR -- Place a string in a field of the given width, left or right
# justifying as indicated, and output to the named file. The length of
# the text string may exceed the field width, in which case there is no
# filling.
procedure fmtstr (fd, str, col, fill_char, left_justify, maxch, width)
int fd # output file
char str[ARB] # string to be output
int col # column: both input and output parameter
char fill_char # fill character, if right justify
int left_justify # YES or NO
int maxch # maximum string chars to output
int width # field width
int nchars, nfill, ip
int strlen()
errchk putc, putci
begin
if (fd <= 0)
return
if (width > 0) {
nchars = min (maxch, strlen(str))
nfill = max (0, width - nchars)
} else {
nchars = maxch
nfill = 0 # free format
}
if (left_justify == NO) # fill at left
for (col=col+nfill; nfill > 0; nfill=nfill-1)
call putc (fd, fill_char)
for (ip=1; str[ip] != EOS && ip <= nchars; ip=ip+1) { # put string
call putc (fd, str[ip])
if (IS_PRINT (str[ip]))
col = col + 1
else
call fmt_setcol (str[ip], col)
}
for (col=col+nfill; nfill > 0; nfill=nfill-1) # fill at right
call putci (fd, ' ')
end
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