Re: fatal:syntax error: line -1 before or near .

Hi Justin

I'll open a ticket on this, because it's curious that you have to include
an exit statement.

Does somebody have a small test case that shows the problem?

Dave gets all the kudos here for the work-around!

--Mary

On Oct 18, 2010, at 2:22 PM, Justin Traiteur wrote:

> Dave,
>
> That fixed the problem! It is funny how a seemingly innocuous line
> makes all the difference.
>
> thanks again,
>
> Justin
>
> Thank you too Mary!
>
>
> On Oct 18, 2010, at 3:07 PM, Dave Allured wrote:
>
>> This reminds me of a quirk I have seen occasionally when using a
>> shell script as a driver for an NCL script. NCL may continue
>> reading from "standard in" past the end of the script, and start
>> processing an input stream that belongs to the shell script, as if
>> that stream was additional NCL statements.
>>
>> The workaround is to simply add an "exit" statement as the very last
>> physical line of the NCL script. This forces NCL to terminate at
>> the proper time.
>>
>> I do not know whether this quirk is active in the current version of
>> NCL. HTH.
>>
>> --Dave A.
>> NOAA/PSD/CIRES
>>
>> On 10/18/2010 9:39 AM, Mary Haley wrote:
>>> Justin,
>>>
>>> I don't see any problems with your NCL script, but I don't
>>> understand this command in your shell script:
>>>
>>> setenv ncl
>>>
>>> I don't think this will hurt anything, but it shouldn't be needed.
>>>
>>> The error message says:
>>>
>>> fatal:syntax error: line -1 before or near .
>>> Sounding_200806011400_NN.
>>>
>>> but I don't see any reference to this name in your NCL script.
>>>
>>> Try removing the "setenv ncl" line, and running your shell script
>>> up to the point where it's about to call "ncl Bayesian.ncl". Then
>>> cd to where "Bayesian.ncl" is and type
>>>
>>> ncl Bayesian.ncl
>>>
>>> on the UNIX command line. It want to rule out that something is
>>> going on with your shell script.
>>>
>>> --Mary
>>>
>>>
>>> On Oct 18, 2010, at 7:52 AM, Justin Traiteur wrote:
>>>
>>>>
>>>>>
>>>>> Hey Everyone,
>>>>>
>>>>> I apologize for this posting being so long but I believe that I
>>>>> must inform you on what this code is actually doing before trying
>>>>> to debug. I am currently running the single column WRF model for
>>>>> ensembles. The WRF is an idealized version needing only input
>>>>> sounding and soil profiles. I have written an NCL script that
>>>>> interpolates the 90 m wind speed and writes is to a file named
>>>>> 'test.txt'. In order to do all of the ensembles I have written a
>>>>> shell script that reads the sounding time and date from another
>>>>> directory and injests it into the WRF. Then it calls the NCL
>>>>> script to write the wind speed to a file to be concatenated
>>>>> together at the end of the ensemble run. This all seems to make
>>>>> logical sense but unfortunately I keep getting an error from the
>>>>> NCL script. The error is:
>>>>>
>>>>> [jtraite2@manabe BAYESIAN]$ ./script_ensrun_MN_DY.csh
>>>>> Doing Sounding_200806011300_NN.txt
>>>>> starting wrf task 0 of 1
>>>>> starting wrf task 0 of 1
>>>>> Copyright (C) 1995-2010 - All Rights Reserved
>>>>> University Corporation for Atmospheric Research
>>>>> NCAR Command Language Version 5.2.0
>>>>> The use of this software is governed by a License Agreement.
>>>>> See http://www.ncl.ucar.edu/ for more details.
>>>>> fatal:syntax error: line -1 before or near .
>>>>> Sounding_200806011400_NN.
>>>>> -------------------------------------^
>>>>>
>>>>> fatal:error in statement
>>>>> fatal:syntax error: line 0 before or near .
>>>>> Sounding_200806011500_NN.
>>>>> -------------------------------------^
>>>>>
>>>>> fatal:error in statement
>>>>> fatal:syntax error: line 1 before or near .
>>>>> Sounding_200806011600_NN.
>>>>> -------------------------------------^
>>>>>
>>>>> fatal:error in statement
>>>>> fatal:syntax error: line 2 before or near .
>>>>> Sounding_200806011700_NN.
>>>>> -------------------------------------^
>>>>>
>>>>> fatal:error in statement
>>>>> fatal:syntax error: line 3 before or near .
>>>>> Sounding_200806011800_NN.
>>>>> -------------------------------------^
>>>>>
>>>>> fatal:error in statement
>>>>> fatal:syntax error: line 4 before or near .
>>>>> Sounding_200806011900_NN.
>>>>> -------------------------------------^
>>>>>
>>>>>
>>>>>
>>>>> My NCL script is as follows and is named Bayesian.ncl
>>>>>
>>>>> load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/gsn_code.ncl"
>>>>> load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/gsn_csm.ncl"
>>>>> load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/contributed.ncl"
>>>>> load "$NCARG_ROOT/lib/ncarg/nclscripts/wrf/WRFUserARW.ncl"
>>>>> load "$NCARG_ROOT/lib/ncarg/nclscripts/wrf/WRF_contributed.ncl" ;
>>>>> WRF_Times2Udunits_c
>>>>>
>>>>> begin
>>>>> fili = "wrfout" ;
>>>>> Filename
>>>>> nc = ".nc"
>>>>> f = addfile (fili+nc, "r")
>>>>> it = 1
>>>>> eta_i = ispan(1,14,1) ;
>>>>> First 14 eta levels
>>>>> z = wrf_user_getvar(f,"z",it) ;
>>>>> Model height
>>>>> zn = z(eta_i,0,0) ;
>>>>> Only first 14 levs
>>>>> u1 = f->U(it,eta_i,0,1) ;
>>>>> U wind speed first model quadrant
>>>>> u2 = f->U(it,eta_i,1,1) ;
>>>>> U wind speed second model quadrant
>>>>> v1 = f->V(it,eta_i,1,0) ;
>>>>> V wind speed first model quadrant
>>>>> v2 = f->V(it,eta_i,1,1) ;
>>>>> V wind speed second model quadrant
>>>>> u3 = (u1+u2)/2 ;
>>>>> Calculate average between U grid points
>>>>> v3 = (v1+v2)/2 ;
>>>>> Calculate average between V grid points
>>>>> spd = sqrt(u3*u3+v3*v3) ;
>>>>> Calculate wind speed
>>>>> ws90 = wrf_interp_1d(spd,zn,90) ;
>>>>> Wind speed interpolation to 90m height
>>>>> asciiwrite ("test.txt",ws90)
>>>>> end
>>>>>
>>>>
>>>> There is a carriage return after the end in the NCL code.
>>>>> The shell script for running the ensembles through different
>>>>> times is as follows:
>>>>>
>>>>> #!/bin/sh
>>>>>
>>>>> # Read filenames
>>>>> #cat StudyTimes_Revised_13_22Z.txt | while read fname
>>>>> cat StudyTimes.txt | while read fname
>>>>>
>>>>> do
>>>>> echo "Doing $fname"
>>>>>
>>>>> # Extract date& time information from filename
>>>>> year=`expr substr $fname 1 4`
>>>>> mnth=`expr substr $fname 5 2`
>>>>> date=`expr substr $fname 7 2`
>>>>> strtime=`expr substr $fname 8 2`
>>>>> endtime=`expr $strtime + 1`
>>>>>
>>>>> cat>> namelist_mid<< EOF
>>>>> start_year = $year,
>>>>> start_month = $mnth,
>>>>> start_day = $date,
>>>>> start_hour = $strtime,
>>>>> start_minute = 00,
>>>>> start_second = 00,
>>>>> end_year = $year,
>>>>> end_month = $mnth,
>>>>> end_day = $date,
>>>>> end_hour = $endtime,
>>>>> end_minute = 00,
>>>>> end_second = 00,
>>>>> EOF
>>>>>
>>>>> mv namelist_mid ..
>>>>> # Control run
>>>>> cd ../../../../../Analysis/Sounding_Soil/Ensemble/
>>>>> cp -f Sounding_$year$mnth$date${strtime}00_NN.txt
>>>>> input_sounding
>>>>> cp -f Soil_$year$mnth$date${strtime}00_NN.txt input_soil
>>>>> mv input* ../../../WRF/WRFV3/test/em_scm_xy/
>>>>> cd ../../../WRF/WRFV3/test/em_scm_xy/
>>>>> cat namelist_start namelist_mid namelist_end>>
>>>>> namelist.input
>>>>> ./ideal.exe
>>>>> ./wrf.exe
>>>>> rm rsl*
>>>>> cp wrfout* wrfout
>>>>> mv wrfout ./BAYESIAN/
>>>>> rm wrfout*
>>>>> rm wrfinp*
>>>>> rm namelist.output
>>>>> rm -fr namelist.input
>>>>> rm -fr namelist.output
>>>>> cd ./BAYESIAN/
>>>>> # Write interpolated output to ws90-01.txt
>>>>> setenv ncl
>>>>> ncl Bayesian.ncl
>>>>> cp test.txt ws90-01.txt
>>>>> rm test.txt
>>>>> # Remove namelist_mid otherwise it will keep on getting appended
>>>>> cd ..
>>>>> rm -fr namelist_mid
>>>>> cd ./BAYESIAN/
>>>>> cat ws90*>> Out$year$mnth$date${strtime}.txt
>>>>> rm -f ws90-*.txt
>>>>> done
>>>>>
>>>>> The Study_Times.txt file the shell script calls to is as follows.
>>>>>
>>>>> Sounding_200806011300_NN.txt
>>>>> Sounding_200806011400_NN.txt
>>>>> Sounding_200806011500_NN.txt
>>>>>
>>>>> -----------------------------------------------------------------------
>>>>> ~
>>>>> ~
>>>>> ~
>>>>> ~
>>>>> ~
>>>>> ~
>>>>> ~
>>>>> ~
>>>>> ~
>>>>> ~
>>>>> ~
>>>>> ~
>>>>> ~
>>>>> ~
>>>>> ~
>>>>> ~
>>>>> ~
>>>>> ~
>>>>> ~
>>>>> ~
>>>>> ~
>>>>> 25,0
>>>>> -1 All
>>>>>
>>>>
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Received on Mon Oct 18 15:07:02 2010