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106 lines
3.2 KiB
C
106 lines
3.2 KiB
C
/* This is part of the netCDF package.
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Copyright 2006 University Corporation for Atmospheric Research/Unidata.
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See COPYRIGHT file for conditions of use.
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This is a very simple example which writes a netCDF file with
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Unicode names encoded with UTF-8. It is the NETCDF3 equivalent
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of tst_unicode.c
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$Id$
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*/
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#include <config.h>
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#include <stdlib.h>
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#include <nc_tests.h>
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#include "err_macros.h"
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#include <netcdf.h>
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#include <string.h>
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/* The data file we will create. */
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#define FILE_NAME "tst_atts.nc"
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int
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main(int argc, char **argv)
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{
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printf("\n*** Testing netCDF-4 attributes.\n");
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printf("*** testing attribute renaming for a global attribute...");
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{
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#define OLD_NAME "Constantinople"
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#define NEW_NAME "Istanbul"
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#define CONTENTS "Lots of people!"
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int ncid, attid;
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char *data_in;
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if (!(data_in = malloc(strlen(CONTENTS) + 1))) ERR;
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/* Create a file with an att. */
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if (nc_create(FILE_NAME, NC_NETCDF4|NC_CLOBBER, &ncid)) ERR;
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if (nc_put_att_text(ncid, NC_GLOBAL, OLD_NAME, strlen(CONTENTS),
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CONTENTS)) ERR;
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/* Rename the att. */
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if (nc_rename_att(ncid, NC_GLOBAL, OLD_NAME, NEW_NAME)) ERR;
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/* Check the file. */
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if (nc_inq_attid(ncid, NC_GLOBAL, NEW_NAME, &attid)) ERR;
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if (attid != 0) ERR;
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if (nc_get_att_text(ncid, NC_GLOBAL, NEW_NAME, data_in)) ERR;
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if (strncmp(CONTENTS, data_in, strlen(CONTENTS))) ERR;
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if (nc_close(ncid)) ERR;
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/* Reopen the file and check again. */
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if (nc_open(FILE_NAME, NC_NOWRITE, &ncid)) ERR;
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if (nc_inq_attid(ncid, NC_GLOBAL, NEW_NAME, &attid)) ERR;
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if (attid != 0) ERR;
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if (nc_get_att_text(ncid, NC_GLOBAL, NEW_NAME, data_in)) ERR;
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if (strncmp(CONTENTS, data_in, strlen(CONTENTS))) ERR;
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if (nc_close(ncid)) ERR;
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free(data_in);
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}
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SUMMARIZE_ERR;
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printf("*** testing attribute renaming for a variable attribute...");
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{
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#define VAR_NAME "var_name"
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#define OLD_NAME1 "Constantinople"
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#define NEW_NAME1 "Istanbul____________"
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#define CONTENTS1 "Lots of people!"
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int ncid, attid, varid;
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char *data_in;
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if (!(data_in = malloc(strlen(CONTENTS1) + 1))) ERR;
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/* Create a file with an att. */
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if (nc_create(FILE_NAME, NC_NETCDF4|NC_CLOBBER, &ncid)) ERR;
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if (nc_def_var(ncid, VAR_NAME, NC_INT, 0, NULL, &varid)) ERR;
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if (nc_put_att_text(ncid, varid, OLD_NAME1, strlen(CONTENTS1),
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CONTENTS1)) ERR;
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/* Rename the att. */
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if (nc_rename_att(ncid, varid, OLD_NAME1, NEW_NAME1)) ERR;
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/* Check the file. */
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if (nc_inq_attid(ncid, varid, NEW_NAME1, &attid)) ERR;
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if (attid != 0) ERR;
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if (nc_get_att_text(ncid, varid, NEW_NAME1, data_in)) ERR;
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if (strncmp(CONTENTS1, data_in, strlen(CONTENTS1))) ERR;
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if (nc_close(ncid)) ERR;
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/* Reopen the file and check again. */
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if (nc_open(FILE_NAME, NC_NOWRITE, &ncid)) ERR;
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if (nc_inq_attid(ncid, varid, NEW_NAME1, &attid)) ERR;
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if (attid != 0) ERR;
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if (nc_get_att_text(ncid, varid, NEW_NAME1, data_in)) ERR;
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if (strncmp(CONTENTS1, data_in, strlen(CONTENTS1))) ERR;
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if (nc_close(ncid)) ERR;
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free(data_in);
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}
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SUMMARIZE_ERR;
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FINAL_RESULTS;
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}
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