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Work around what appears to be a gcc 4.9.0 defect. 

git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@4036 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
This commit is contained in:
Bill Somerville 2014-04-16 16:43:52 +00:00
parent d157c20016
commit 3b8c9c0f0e
1 changed files with 141 additions and 140 deletions
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281
lib/jt9.f90
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@ -1,140 +1,141 @@
program jt9
! Decoder for JT9. Can run stand-alone, reading data from *.wav files;
! or as the back end of wsjt-x, with data placed in a shared memory region.
use options
use prog_args
include 'constants.f90'
integer*4 ihdr(11)
real*4 s(NSMAX)
integer*2 id2
character c
character(len=500) optarg, infile
integer*4 arglen,stat,offset,remain
logical :: shmem = .false., read_files = .false., have_args = .false.
common/jt9com/ss(184,NSMAX),savg(NSMAX),id2(NMAX),nutc,ndiskdat,ntr, &
mousefqso,newdat,nfa,nfsplit,nfb,ntol,kin,nzhsym,nsynced,ndecoded
common/tracer/limtrace,lu
do
call getopt('s:e:a:r:p:d:f:',(/type(option) ::/),c,optarg,arglen,stat,offset,remain)
if (stat .ne. 0) then
exit
end if
have_args = .true.
select case (c)
case ('s')
shmem = .true.
shm_key = optarg(:arglen)
case ('e')
exe_dir = optarg(:arglen)
case ('a')
data_dir = optarg(:arglen)
case ('p')
read_files = .true.
read (optarg(:arglen), *) ntrperiod
case ('d')
read_files = .true.
read (optarg(:arglen), *) ndepth
case ('f')
read_files = .true.
read (optarg(:arglen), *) nrxfreq
end select
end do
if (.not. have_args .or. (stat .lt. 0 .or. (shmem .and. remain .gt. 0) &
.or. (read_files .and. remain .eq. 0) .or. (shmem .and. read_files))) then
print*,'Usage: jt9 -p TRperiod -d ndepth -f rxfreq -e exe_dir file1 [file2 ...]'
print*,' Reads data from *.wav files.'
print*,''
print*,' jt9 -s <key> -e exe_dir'
print*,' Gets data from shared memory region with key==<key>'
go to 999
endif
if (shmem) then
call jt9a()
go to 999
endif
limtrace=0
lu=12
do iarg = offset + 1, offset + remain
call get_command_argument (iarg, optarg, arglen)
infile = optarg(:arglen)
open(10,file=infile,access='stream',status='old',err=998)
read(10) ihdr
nutc0=ihdr(1) !Silence compiler warning
i1=index(infile,'.wav')
read(infile(i1-4:i1-1),*,err=1) nutc0
go to 2
1 nutc0=0
2 nsps=0
if(ntrperiod.eq.1) then
nsps=6912
nzhsym=173
else if(ntrperiod.eq.2) then
nsps=15360
nzhsym=178
else if(ntrperiod.eq.5) then
nsps=40960
nzhsym=172
else if(ntrperiod.eq.10) then
nsps=82944
nzhsym=171
else if(ntrperiod.eq.30) then
nsps=252000
nzhsym=167
endif
if(nsps.eq.0) stop 'Error: bad TRperiod'
kstep=nsps/2
k=0
nhsym0=-999
npts=(60*ntrperiod-6)*12000
if(iarg .eq. offset + 1) then
open(12,file=trim(data_dir)//'/timer.out',status='unknown')
call timer('jt9 ',0)
endif
id2=0 !??? Why is this necessary ???
do iblk=1,npts/kstep
k=iblk*kstep
call timer('read_wav',0)
read(10,end=10) id2(k-kstep+1:k)
call timer('read_wav',1)
nhsym=(k-2048)/kstep
if(nhsym.ge.1 .and. nhsym.ne.nhsym0) then
! Emit signal readyForFFT
ingain=0
call timer('symspec ',0)
call symspec(k,ntrperiod,nsps,ingain,slope,pxdb,s,df3,ihsym,npts8)
call timer('symspec ',1)
nhsym0=nhsym
if(ihsym.ge.173) go to 10
endif
enddo
10 close(10)
call fillcom(nutc0,ndepth,nrxfreq)
call decoder(ss,id2)
enddo
call timer('jt9 ',1)
call timer('jt9 ',101)
go to 999
998 print*,'Cannot open file:'
print*,infile
999 end program jt9
program jt9
! Decoder for JT9. Can run stand-alone, reading data from *.wav files;
! or as the back end of wsjt-x, with data placed in a shared memory region.
use options
use prog_args
include 'constants.f90'
integer*4 ihdr(11)
real*4 s(NSMAX)
integer*2 id2
character c
character(len=500) optarg, infile
integer*4 arglen,stat,offset,remain
logical :: shmem = .false., read_files = .false., have_args = .false.
type (option) :: long_options (0)
common/jt9com/ss(184,NSMAX),savg(NSMAX),id2(NMAX),nutc,ndiskdat,ntr, &
mousefqso,newdat,nfa,nfsplit,nfb,ntol,kin,nzhsym,nsynced,ndecoded
common/tracer/limtrace,lu
do
call getopt('s:e:a:r:p:d:f:',long_options,c,optarg,arglen,stat,offset,remain)
if (stat .ne. 0) then
exit
end if
have_args = .true.
select case (c)
case ('s')
shmem = .true.
shm_key = optarg(:arglen)
case ('e')
exe_dir = optarg(:arglen)
case ('a')
data_dir = optarg(:arglen)
case ('p')
read_files = .true.
read (optarg(:arglen), *) ntrperiod
case ('d')
read_files = .true.
read (optarg(:arglen), *) ndepth
case ('f')
read_files = .true.
read (optarg(:arglen), *) nrxfreq
end select
end do
if (.not. have_args .or. (stat .lt. 0 .or. (shmem .and. remain .gt. 0) &
.or. (read_files .and. remain .eq. 0) .or. (shmem .and. read_files))) then
print*,'Usage: jt9 -p TRperiod -d ndepth -f rxfreq -e exe_dir file1 [file2 ...]'
print*,' Reads data from *.wav files.'
print*,''
print*,' jt9 -s <key> -e exe_dir'
print*,' Gets data from shared memory region with key==<key>'
go to 999
endif
if (shmem) then
call jt9a()
go to 999
endif
limtrace=0
lu=12
do iarg = offset + 1, offset + remain
call get_command_argument (iarg, optarg, arglen)
infile = optarg(:arglen)
open(10,file=infile,access='stream',status='old',err=998)
read(10) ihdr
nutc0=ihdr(1) !Silence compiler warning
i1=index(infile,'.wav')
read(infile(i1-4:i1-1),*,err=1) nutc0
go to 2
1 nutc0=0
2 nsps=0
if(ntrperiod.eq.1) then
nsps=6912
nzhsym=173
else if(ntrperiod.eq.2) then
nsps=15360
nzhsym=178
else if(ntrperiod.eq.5) then
nsps=40960
nzhsym=172
else if(ntrperiod.eq.10) then
nsps=82944
nzhsym=171
else if(ntrperiod.eq.30) then
nsps=252000
nzhsym=167
endif
if(nsps.eq.0) stop 'Error: bad TRperiod'
kstep=nsps/2
k=0
nhsym0=-999
npts=(60*ntrperiod-6)*12000
if(iarg .eq. offset + 1) then
open(12,file=trim(data_dir)//'/timer.out',status='unknown')
call timer('jt9 ',0)
endif
id2=0 !??? Why is this necessary ???
do iblk=1,npts/kstep
k=iblk*kstep
call timer('read_wav',0)
read(10,end=10) id2(k-kstep+1:k)
call timer('read_wav',1)
nhsym=(k-2048)/kstep
if(nhsym.ge.1 .and. nhsym.ne.nhsym0) then
! Emit signal readyForFFT
ingain=0
call timer('symspec ',0)
call symspec(k,ntrperiod,nsps,ingain,slope,pxdb,s,df3,ihsym,npts8)
call timer('symspec ',1)
nhsym0=nhsym
if(ihsym.ge.173) go to 10
endif
enddo
10 close(10)
call fillcom(nutc0,ndepth,nrxfreq)
call decoder(ss,id2)
enddo
call timer('jt9 ',1)
call timer('jt9 ',101)
go to 999
998 print*,'Cannot open file:'
print*,infile
999 end program jt9