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program encode77
use packjt77
character*80 msg0
character msg*37,cerr*1
character*77 c77
character*80 infile
logical unpk77_success
nargs=iargc()
if(nargs.ne.1 .and.nargs.ne.2) then
print*,'Usage: encode77 "message"'
print*,' encode77 -f <infile>'
go to 999
endif
call getarg(1,msg0)
if(nargs.eq.2) then
call getarg(2,infile)
open(10,file=infile,status='old')
write(*,1000)
1000 format('i3.n3 Err Message to be encoded Decoded message' &
/80('-'))
endif
do iline=1,999
if(nargs.eq.2) read(10,1002,end=999) msg0
1002 format(a80)
if(msg0(1:1).eq.'$') exit
if(msg0.eq.' ') cycle
if(msg0(2:2).eq.'.' .or. msg0(3:3).eq.'.') cycle
if(msg0(1:3).eq.'---') cycle
msg0=adjustl(msg0)
i3=-1
n3=-1
call pack77(msg0(1:37),i3,n3,c77)
call unpack77(c77,msg,unpk77_success)
cerr=' '
if(msg.ne.msg0(1:37)) cerr='*'
if(i3.eq.0) write(*,1004) i3,n3,cerr,msg0(1:37),msg
1004 format(i2,'.',i1,2x,a1,3x,a37,1x,a37)
if(i3.ge.1) write(*,1005) i3,cerr,msg0(1:37),msg
1005 format(i2,'.',3x,a1,3x,a37,1x,a37)
if(nargs.eq.1) exit
enddo
999 end program encode77
include '../chkcall.f90'
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