/usr/bin/ncl_filedump is in ncl-ncarg 6.4.0-9.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
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#
# $Id: ncl_filedump,v 1.18 2010-04-05 23:27:38 dbrown Exp $
# Copyright (C) 2005
# University Corporation for Atmospheric Research
# All Rights Reserved
# File: ncl_filedump
# Author: Rick Grubin
#
# National Center for Atmospheric Research
# POB 3000, Boulder, Colorado
# This script does a "file dump" on any file supported by NCL
# via the "addfile()" function.
#
# ncl_filedump [-c] [-v var1[,...]] [-h] file
# [-c] coordinate variable and header information
# [-v var1[,...]] data for variable(s) <var1>,...
# [-sed sed1[,...]] GRIB files only; set single element dimensions [default: none]
# choices are initial_time, forecast_time, level, ensemble,
# probability, all, none"
# [-itime] GRIB files only; set initial time as a single element dimension
# (same as -sed initial_time)
# [-ftime] GRIB files only; set forecast time as a single element dimension
# (same as -sed forecast_time)
# [-tps] GRIB files only; remove suffix representing a time period (e.g. 2h)
# from statistically processed variables, leaving only type of
# processing as a suffix (e.g. _acc, _avg)
# [-h] usage message
onintr cleanup
set progname = `basename $0`
if ($#argv < 1) then
goto usage
endif
set nvars = 0
set coords = 0
# Single Element Dimensions variables
set sed_n = 0
set seDims_t = ""
set singleElemDims = ""
set sed_nt = 0
set sed_args = ""
set seds = ( '\(/'\\\"None\\\"'/\)' )
# Time Period Suffix variables
set tps = True
# Tell NCL to not echo its copyright notice
# This is not an advertised option
set noCN = ""
#
# Sort through options.
#
while ($#argv > 0)
switch ("$1")
case "-v":
shift
# determine number of variables specified (count commas)
# set ncommas = `echo $* | tr -cd '\,' | wc -c`
# set ncommas = `echo $* | awk '{print(gsub(/,/, " "))}'`
set ncommas = `echo $* | awk -F, '{print NF - 1}'`
if ($ncommas == 0) then
# only one variable, or none?
set isopt = `echo $1 | grep -c '-'`
set isfile = `echo $1 | grep -c '\.'`
if ($isopt != 0 || $isfile != 0) then
echo "${progname}: warning: no variable(s) specified." ; echo
breaksw
endif
endif
set nvars = `expr $ncommas + 1`
# handle "space after commas" case
set psv = `echo $* | sed 's/, /,/g'`
set pvars = $psv[1]
shift
# build array of variables as strings, quote so as to pass thru the shell
set vline = `echo $pvars | sed 's/,/ /g'`
set vars = ( '\(/' )
set n = 1
while ($n < $nvars)
set v = $vline[$n]
set vars = ( $vars\\\"$v\\\"\',\' )
@ n = ($n + 1)
end
# catch the last variable
set vars = ( $vars\\\"$vline[$n]\\\"'/\)' )
breaksw
case "-c":
set coords = 1
shift
breaksw
case "-itime"
@ sed_n = ($sed_n + 1)
set seDims_t = `echo $seDims_t "initial_time"`
shift
breaksw
case "-ftime"
@ sed_n = ($sed_n + 1)
set seDims_t = `echo $seDims_t "forecast_time"`
shift
breaksw
case "-sed":
case "-singleelemdims":
case "-singleElemDims":
shift
set sed_args = "$1"
# Determine number of args (count commas)
set sed_nt = `echo $* | awk -F, '{print NF}'`
if ($sed_nt == 0) then
echo "${progname}: no single element dimension(s) specified." ; echo
breaksw
endif
set sac = `echo $* | sed 's/, /,/g'`
set sa = $sac[1]
shift
set sedline = `echo $sa | sed 's/,/ /g'`
set seds = ( '\(/' )
set n = 1
while ($n < $sed_nt)
set i = `expr $n + 1`
set s = $sedline[$n]
set seds = ( $seds\\\"$s\\\"\',\' )
@ n = ($n + 1)
end
set s = $sedline[$n]
set seds = ( $seds\\\"$s\\\" )
breaksw
case "-tps":
case "-timeperiodsuffix":
case "-timePeriodSuffix":
case "-TimePeriodSuffix":
shift
set tps = False
breaksw
case "-h":
goto usage
exit 0
breaksw
case "-Q":
case "-nocopyrightnotice":
case "-noCopyrightNotice":
shift
set noCN = "-Q"
breaksw
case "-*":
echo "${progname}: warning: '$1' is not a valid option; ignoring it." ; echo
shift
breaksw
default:
set file = "$1"
shift
endsw
end
#
# Check that a filename was specified.
#
if (! $?file) then
echo "${progname}: error: a filename was not specified."
goto usage
exit 1
endif
#
# Make sure the file has an appropriate suffix so that NCL knows
# what kind of file it is.
#
set valid_suffixes = ("nc" "cdf" "netcdf" "nc3" "nc4" "gr" "gr1" "grb" "grb1" "grib" "grib1" "gr2" "grb2" "grib2" "hdf" "h4" "hdfeos" "he2" "he4" "h5" "hdf5" "hdfeos5" "he5" "ccm" "shp" "mif" "gmt" "rt1" "rt2" "rt3" "rt4" "rt5" "rt6" "rt7" "rt8" "rt9" "rta" "rtb" "rtc" "rte" "rth" "rti" "rtm" "rtp" "rtr" "rts" "rtt" "rtu" "rtz")
set no_suffix
set psfx = "$file:e"
set suffix = `echo $psfx | tr '[A-Z]' '[a-z]'`
set prefix = "$file:r"
if ("$suffix" != "") then
@ i = 1
while ($i <= $#valid_suffixes && $?no_suffix)
if ("$suffix" == "$valid_suffixes[$i]") then
unset no_suffix
endif
@ i++
end
endif
#
# check for http prefix and if so assume opendap
#
set ishttp = `echo "$file" | sed -e'/^http/s/http.*/http/'`
if ( "$ishttp" == "http") then
set ftype = "HTTP"
else if ($?no_suffix) then
echo ""
echo " ${progname}: error: '$file' does not have a recognizable suffix."
echo " valid suffixes are: $valid_suffixes"
echo ""
exit 1
endif
#
# It may be the case that the user added a suffix to the file
# so that NCL knows how to open it with addfile(). Check for the
# existence of the file both with and without the suffix.
#
if ("$ishttp" != "http" && ! -e "$file" && ! -e "$prefix") then
echo
echo " ${progname}: error: neither '$file' nor '$prefix' exists."
echo
exit 1
endif
#
# Single Element Dimensions
# set_nt has the count from the -sed option sed_n has count of -itime and -ftime
if ($sed_nt > 0 && $sed_n > 0) then
@ i = 1
while ($i <= $sed_n)
set seds = ( $seds\',\'\\\"$seDims_t[$i]\\\" )
@ i = ($i + 1)
end
else if ($sed_n > 0) then
@ i = 1
set seds = ( '\(/'\\\"$seDims_t[$i]\\\" )
@ i = ($i + 1)
while ($i <= $sed_n)
set seds = ( $seds\',\'\\\"$seDims_t[$i]\\\" )
@ i = ($i + 1)
end
else if ($sed_nt == 0) then
set seds = ( '\(/'\\\"none\\\" )
endif
set singleElemDims = ( $seds'/\)' )
switch ($suffix)
case gr:
case gr1:
case grb:
case grib:
case grb1:
case grib1:
case gr2:
case grb2:
case grib2:
set ftype = "GRIB"
breaksw
case hdf:
case h4:
set ftype = "HDF"
breaksw
case hdfeos:
case he2:
case he4:
set ftype = "HDFEOS"
breaksw
case he5:
set ftype = "HDFEOS5"
breaksw
case hdfeos5:
set ftype = "HDFEOS5"
breaksw
case hdf5:
case h5:
set ftype = "HDF5"
breaksw
case ccm:
set ftype = "CCM"
breaksw
case nc:
case cdf:
case netcdf:
case nc3:
case nc4:
set ftype = "netCDF"
breaksw
case shp:
case mif:
case gmt:
case rt1: # The possible TIGER suffixes...
case rt2:
case rt3:
case rt4:
case rt5:
case rt6:
case rt7:
case rt8:
case rt9:
case rta:
case rtb:
case rtc:
case rte:
case rth:
case rti:
case rtm:
case rtp:
case rtr:
case rts:
case rtt:
case rtu:
case rtz:
set ftype = "OGR"
breaksw
endsw
#
# Create a temporary file to hold NCL script.
#
set tmpdir = `ncargpath tmp`
if (! -w $tmpdir) then
echo "Temporary directory $tmpdir does not exist or is not writable; cannot proceed (check environment variable TMPDIR)"
exit(1)
endif
set tmp_nclfile = "$tmpdir/tmp$$.ncl"
/bin/rm $tmp_nclfile >& /dev/null
cat << 'EOF_NCL' >! $tmp_nclfile
function set_fmt(v:snumeric)
begin
if (isfloat(v) .or. isdouble(v)) then
return("6g12.4")
end if
left_digits = toint(log10(max(abs(v)))) + 1
size = sizeof(v(0,0))
if (isunsigned(v)) then
; no sign required
spaces = left_digits + 2
else
spaces = left_digits + 3
end if
count = toint(80.0 / spaces)
format = "" + count + "i" + spaces
return (format)
; if (isbyte(v)) then ; 8 [+/- 127]
; return("15i5")
; end if
; if (isubyte(v)) then ; 8 [+/- 127]
; return("15i5")
; end if
;
; if (isshort(v)) then ; 16 [+/-32767]
; return("11i7")
; end if
; if (isushort(v)) then ; 16 [+/-32767]
; return("11i7")
; end if
;
; if (isinteger(v).or.isuint(v)) then ; 32 [+/- 2147483647]
; mxv = max(abs(v))
; if (mxv .le. 9999) then
; return("13i6")
; end if
;
; if (mxv .le. 999999) then
; return("10i8")
; end if
;
; if (mxv .le. 9999999) then
; return("9i9")
; end if
;
; return("7i12") ; yyyymmddhh +/- 214748364
; end if
;
; if (islong(v)) then ; 64
; mxv = new(1, "long")
; mxv = max(abs(v))
; if (mxv .le. 9999) then
; return("13i6")
; end if
;
; if (mxv .le. 999999) then
; return("10i8")
; end if
;
; if (mxv .le. 9999999) then
; return("9i9")
; end if
;
; if (mxv .gt. 9999999 .and. mxv .le. 214748364) then
; return("7i12")
; end if
;
; return("5i16")
; end if
end
procedure set_opt(o:logical, t:string)
begin
o@title = t + ":"
o@tspace = 5
end
function make_var2d(v, r:integer, d:integer)
begin
if (r .eq. 1) then
mv2d = onedtond(v, (/1, d(0)/))
else
mv2d = onedtond(ndtooned(v), (/1, product(d)/))
end if
return(mv2d)
end
; added to handle types that write_matrix can't handle
procedure multi_column_write(v2d,fmt,name)
local count, spaces, v2d1d, v_strings, dsize, i, j
begin
count = toint(str_get_field(fmt,1,"i"))
spaces = str_get_field(fmt,2,"i")
v2d1d = ndtooned(v2d)
v_strings = sprinti("%" + spaces + "V",v2d1d)
dsize = dimsizes(v2d1d)
delete(v2d1d)
print(" " + name + ":")
print("")
i = 0
do while (i .lt. dsize)
out_str = ""
do j = 0, count -1
out_str = out_str + v_strings(i)
i = i + 1
if (i .eq. dsize) then
break
end if
end do
print("" + out_str)
end do
print("")
return
end
; main
begin
if (ftype .eq. "GRIB") then
sed = singleElemDims
setfileoption("grib", "SingleElementDimensions", sed)
tps = timePeriodSuffix
setfileoption("grib", "TimePeriodSuffix", tps)
end if
f = addfile(filename, "r")
print(f)
if ((coords .eq. 1)) then
dSizes = dimsizes(getfiledimsizes(f))
dNames = getvardims(f)
vNames = getfilevarnames(f)
vSizes = dimsizes(vNames)
print("Coordinates:")
print(" ")
do n = 0, dSizes - 1
do m = 0, vSizes - 1
if (dNames(n) .eq. vNames(m)) then
dims = getfilevardimsizes(f, vNames(m))
rank = dimsizes(dims)
type = getfilevartypes(f,vNames(m))
if (type .eq. "string") then
print(f->$vNames(m)$)
print(" ")
else
v2d = make_var2d(f->$vNames(m)$, rank, dims)
fmt = set_fmt(v2d)
opt = True
set_opt(opt, dNames(n))
if (isunsigned(v2d) .or. isint64(v2d)) then
; types not supported by write_matrix
multi_column_write(v2d,fmt,vNames(m))
else
write_matrix(v2d, fmt, opt)
end if
delete(v2d)
end if
delete(dims)
end if
end do
end do
end if
print(" ")
if (nvars .gt. 0)
print("Variables:")
print(" ")
do n = 0, nvars - 1
print("Variable No. " + n)
if (isfilevar(f, vars(n))) then
type = getfilevartypes(f,vars(n))
if (type .eq. "string") then
print(" " + vars(n) + ":")
print(" ")
print((/f->$vars(n)$/))
print(" ")
else if (type .eq. "character") then
vstrings = tostring(f->$vars(n)$)
print(" " + vars(n) + ":")
print("")
print((/vstrings/))
print(" ")
delete(vstrings)
else
dims = getfilevardimsizes(f, vars(n))
rank = dimsizes(dims)
v2d = make_var2d(f->$vars(n)$, rank, dims)
fmt = set_fmt(v2d)
opt = True
set_opt(opt, vars(n))
if (isubyte(v2d) .or. isushort(v2d) ) then
; not supported by write_matrix; convert to supported types
if (isubyte(v2d)) then
tmp = toshort(v2d)
else
tmp = toint(v2d)
end if
write_matrix(tmp,fmt, opt)
delete(tmp)
else if (isunsigned(v2d) .or. isint64(v2d)) then
; types not supported by write_matrix; no conversion possible
multi_column_write(v2d,fmt,vars(n))
else
write_matrix(v2d, fmt, opt)
end if
end if
delete(v2d)
delete(dims)
end if
end if
else
print("${progname}: error: '" + vars(n) + "' is not a variable in '" + filename + "'.")
end if
end do
end if
delete(f)
end
'EOF_NCL'
#
# Construct the command line.
#
if ($?vars) then
eval ncl $noCN -n 'filename=\""$file"\"' nvars=$nvars coords=$coords vars=$vars 'ftype=\"$ftype\"' singleElemDims=$singleElemDims 'timePeriodSuffix=$tps' $tmp_nclfile
else
eval ncl $noCN -n 'filename=\""$file"\"' nvars=$nvars coords=$coords 'ftype=\"$ftype\"' singleElemDims=$singleElemDims 'timePeriodSuffix=$tps' $tmp_nclfile
endif
#
# Clean up.
#
/bin/rm $tmp_nclfile
exit 0
cleanup:
/bin/rm -f $tmp_nclfile
exit 1
usage:
echo "${progname} [-c] [-v var1[,...]] [-sed sed1[,...]] [-itime] [-ftime] [-tps] [-h] file"
echo " [-c] coordinate variable and header information"
echo " [-v var1[,...]] data for variable(s) <var1>,..."
echo " [-sed sed1[,...]] GRIB files only; set single element dimensions [default: none]"
echo " choices are initial_time, forecast_time, level, ensemble,"
echo " probability, all, none"
echo " [-itime] GRIB files only; set initial time as a single element dimension"
echo " (same as -sed initial_time)"
echo " [-ftime] GRIB files only; set forecast time as a single element dimension"
echo " (same as -sed forecast_time)"
echo " [-tps] GRIB files only; remove suffix representing a time period (e.g. 2h)"
echo " from statistically processed variables, leaving only type of"
echo " processing as a suffix (e.g. _acc, _avg)"
echo " [-h] this usage message"
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