[Gdal-dev] undeclared identifier in netcdfdataset.cpp

[Norman Vine]

Jack Varga writes:
> 
> > I'm wondering if this problem might be related to stricter enforcement 
> > of ISO/ANSI standards in gcc/++ 3.4.1, (default compiler for my 
> > distro, Mandrake 10.1).  I don't know where the undeclared identifier 
> > is attempting to be referenced from.  Any suggestions or ideas would 
> > be appreciated.  I'm using version 3.5.1 of netcdf.
> >
> > make[2]: Entering directory `/home/builder/gdal-1.2.5/frmts/netcdf'
> > /bin/sh ../../libtool --mode=compile /usr/bin/g++ -Wall  -O2    
> > -I../../port -I../../gcore -I../../ogr -I../../alg 
> > -I/usr/include/c++/3.4.1 -I../../port    -c -o ../o/netcdfdataset.o 
> > netcdfdataset.cpp
> > /usr/bin/g++ -Wall -O2 -I../../port -I../../gcore -I../../ogr 
> > -I../../alg -I/usr/include/c++/3.4.1 -I../../port -c 
> > netcdfdataset.cpp  -fPIC -DPIC -o ../o/.libs/netcdfdataset.o
> > netcdfdataset.cpp: In constructor 
> > `netCDFRasterBand::netCDFRasterBand(netCDFDataset*, int, int, int)':
> > netcdfdataset.cpp:117: error: `nc_inq_var' undeclared (first use this 
> > function)
> > netcdfdataset.cpp:117: error: (Each undeclared identifier is reported 
> > only once for each function it appears in.)
> > netcdfdataset.cpp:128: error: `NC_INT' undeclared (first use this 
> > function)
> > netcdfdataset.cpp: In member function `virtual CPLErr 
> > netCDFRasterBand::IReadBlock(int, int, void*)':
> > netcdfdataset.cpp:157: error: `nc_inq_varndims' undeclared (first use 
> > this function)

My guess is that you haven't passed in your path to your netcdf installation

try --with-netcdf=$PATH_TO_NETCDF_HOME

< maybe something changed with netcdf 3.51 but .... >

HTH

Norman

==== following with GDAL CVS 10-Dec-2004  4:48:38a EST ====

<518> gdal
$ gcc --version
gcc (GCC) 3.4.1 (cygming special)
Copyright (C) 2004 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

<519> gdal
$ ncgen --help
<snip>
ncgen: -: netcdf library version 3.5.0 of Jan 24 2004 06:34:11 $

<520> gdal
$ gdalinfo --formats
Supported Formats:
<snip>
  GMT (rw): GMT NetCDF Grid Format
  netCDF (ro): network Common Data Format
<snip>