mirror of
https://github.com/saitohirga/WSJT-X.git
synced 2024-11-14 08:01:49 -05:00
24 lines
548 B
Fortran
24 lines
548 B
Fortran
function nchar(c)
|
|
|
|
! Convert ascii number, letter, or space to 0-36 for callsign packing.
|
|
|
|
character c*1
|
|
|
|
n=0 !Silence compiler warning
|
|
if(c.ge.'0' .and. c.le.'9') then
|
|
n=ichar(c)-ichar('0')
|
|
else if(c.ge.'A' .and. c.le.'Z') then
|
|
n=ichar(c)-ichar('A') + 10
|
|
else if(c.ge.'a' .and. c.le.'z') then
|
|
n=ichar(c)-ichar('a') + 10
|
|
else if(c.ge.' ') then
|
|
n=36
|
|
else
|
|
Print*,'Invalid character in callsign ',c,' ',ichar(c)
|
|
call exit(1)
|
|
endif
|
|
nchar=n
|
|
|
|
return
|
|
end function nchar
|