forked from Unidata/netcdf-c
/
genlib.c
2072 lines (1878 loc) · 51.1 KB
/
genlib.c
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/*********************************************************************
* Copyright 1993, UCAR/Unidata
* See netcdf/COPYRIGHT file for copying and redistribution conditions.
* $Header: /upc/share/CVS/netcdf-3/ncgen3/genlib.c,v 1.54 2009/11/14 22:33:31 dmh Exp $
*********************************************************************/
#include "config.h"
#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
#include <string.h>
#include <ctype.h> /* for isprint() */
#ifndef NO_STDARG
#include <stdarg.h>
#else
/* try varargs instead */
#include <varargs.h>
#endif /* !NO_STDARG */
#include <netcdf.h>
#include "generic.h"
#include "ncgen.h"
#include "genlib.h"
extern char *netcdf_name; /* output netCDF filename, if on command line. */
extern int netcdf_flag;
extern int c_flag;
extern int fortran_flag;
extern int cmode_modifier;
extern int nofill_flag;
int lineno = 1;
int derror_count = 0;
/* create netCDF from in-memory structure */
static void
gen_netcdf(
char *filename) /* name for output netcdf file */
{
int idim, ivar, iatt;
int dimid;
int varid;
int stat;
stat = nc_create(filename, cmode_modifier, &ncid);
check_err(stat);
/* define dimensions from info in dims array */
for (idim = 0; idim < ndims; idim++) {
stat = nc_def_dim(ncid, dims[idim].name, dims[idim].size, &dimid);
check_err(stat);
}
/* define variables from info in vars array */
for (ivar = 0; ivar < nvars; ivar++) {
stat = nc_def_var(ncid,
vars[ivar].name,
vars[ivar].type,
vars[ivar].ndims,
vars[ivar].dims,
&varid);
check_err(stat);
}
/* define attributes from info in atts array */
for (iatt = 0; iatt < natts; iatt++) {
varid = (atts[iatt].var == -1) ? NC_GLOBAL : atts[iatt].var;
switch(atts[iatt].type) {
case NC_BYTE:
stat = nc_put_att_schar(ncid, varid, atts[iatt].name,
atts[iatt].type, atts[iatt].len,
(signed char *) atts[iatt].val);
break;
case NC_CHAR:
stat = nc_put_att_text(ncid, varid, atts[iatt].name,
atts[iatt].len,
(char *) atts[iatt].val);
break;
case NC_SHORT:
stat = nc_put_att_short(ncid, varid, atts[iatt].name,
atts[iatt].type, atts[iatt].len,
(short *) atts[iatt].val);
break;
case NC_INT:
stat = nc_put_att_int(ncid, varid, atts[iatt].name,
atts[iatt].type, atts[iatt].len,
(int *) atts[iatt].val);
break;
case NC_FLOAT:
stat = nc_put_att_float(ncid, varid, atts[iatt].name,
atts[iatt].type, atts[iatt].len,
(float *) atts[iatt].val);
break;
case NC_DOUBLE:
stat = nc_put_att_double(ncid, varid, atts[iatt].name,
atts[iatt].type, atts[iatt].len,
(double *) atts[iatt].val);
break;
default:
stat = NC_EBADTYPE;
}
check_err(stat);
}
if (nofill_flag) {
stat = nc_set_fill(ncid, NC_NOFILL, 0); /* don't initialize with fill values */
check_err(stat);
}
stat = nc_enddef(ncid);
check_err(stat);
}
/*
* Given a netcdf type, a pointer to a vector of values of that type,
* and the index of the vector element desired, returns a pointer to a
* malloced string representing the value in C.
*/
static char *
cstring(
nc_type type, /* netCDF type code */
void *valp, /* pointer to vector of values */
int num) /* element of vector desired */
{
static char *cp, *sp, ch;
signed char *bytep;
short *shortp;
int *intp;
float *floatp;
double *doublep;
switch (type) {
case NC_CHAR:
sp = cp = (char *) emalloc (7);
*cp++ = '\'';
ch = *((char *)valp + num);
switch (ch) {
case '\b': *cp++ = '\\'; *cp++ = 'b'; break;
case '\f': *cp++ = '\\'; *cp++ = 'f'; break;
case '\n': *cp++ = '\\'; *cp++ = 'n'; break;
case '\r': *cp++ = '\\'; *cp++ = 'r'; break;
case '\t': *cp++ = '\\'; *cp++ = 't'; break;
case '\v': *cp++ = '\\'; *cp++ = 'v'; break;
case '\\': *cp++ = '\\'; *cp++ = '\\'; break;
case '\'': *cp++ = '\\'; *cp++ = '\''; break;
default:
if (!isprint((unsigned char)ch)) {
static char octs[] = "01234567";
int rem = ((unsigned char)ch)%64;
*cp++ = '\\';
*cp++ = octs[((unsigned char)ch)/64]; /* to get, e.g. '\177' */
*cp++ = octs[rem/8];
*cp++ = octs[rem%8];
} else {
*cp++ = ch;
}
break;
}
*cp++ = '\'';
*cp = '\0';
return sp;
case NC_BYTE:
cp = (char *) emalloc (7);
bytep = (signed char *)valp;
/* Need to convert '\377' to -1, for example, on all platforms */
(void) sprintf(cp,"%d", (signed char) *(bytep+num));
return cp;
case NC_SHORT:
cp = (char *) emalloc (10);
shortp = (short *)valp;
(void) sprintf(cp,"%d",* (shortp + num));
return cp;
case NC_INT:
cp = (char *) emalloc (20);
intp = (int *)valp;
(void) sprintf(cp,"%d",* (intp + num));
return cp;
case NC_FLOAT:
cp = (char *) emalloc (20);
floatp = (float *)valp;
(void) sprintf(cp,"%.8g",* (floatp + num));
return cp;
case NC_DOUBLE:
cp = (char *) emalloc (20);
doublep = (double *)valp;
(void) sprintf(cp,"%.16g",* (doublep + num));
return cp;
default:
derror("cstring: bad type code");
return 0;
}
}
/*
* Generate C code for creating netCDF from in-memory structure.
*/
static void
gen_c(
const char *filename)
{
int idim, ivar, iatt, jatt, maxdims;
int vector_atts;
char *val_string;
char stmnt[C_MAX_STMNT];
/* wrap in main program */
cline("#include <stdio.h>");
cline("#include <stdlib.h>");
cline("#include <netcdf.h>");
cline("");
cline("void");
cline("check_err(const int stat, const int line, const char *file) {");
cline(" if (stat != NC_NOERR) {");
cline(" (void) fprintf(stderr, \"line %d of %s: %s\\n\", line, file, nc_strerror(stat));");
cline(" exit(1);");
cline(" }");
cline("}");
cline("");
cline("int");
sprintf(stmnt, "main() {\t\t\t/* create %s */", filename);
cline(stmnt);
/* create necessary declarations */
cline("");
cline(" int stat;\t\t\t/* return status */");
cline(" int ncid;\t\t\t/* netCDF id */");
if (ndims > 0) {
cline("");
cline(" /* dimension ids */");
for (idim = 0; idim < ndims; idim++) {
sprintf(stmnt, " int %s_dim;", dims[idim].lname);
cline(stmnt);
}
cline("");
cline(" /* dimension lengths */");
for (idim = 0; idim < ndims; idim++) {
if (dims[idim].size == NC_UNLIMITED) {
sprintf(stmnt, " size_t %s_len = NC_UNLIMITED;",
dims[idim].lname);
} else {
sprintf(stmnt, " size_t %s_len = %lu;",
dims[idim].lname,
(unsigned long) dims[idim].size);
}
cline(stmnt);
}
}
maxdims = 0; /* most dimensions of any variable */
for (ivar = 0; ivar < nvars; ivar++)
if (vars[ivar].ndims > maxdims)
maxdims = vars[ivar].ndims;
if (nvars > 0) {
cline("");
cline(" /* variable ids */");
for (ivar = 0; ivar < nvars; ivar++) {
sprintf(stmnt, " int %s_id;", vars[ivar].lname);
cline(stmnt);
}
cline("");
cline(" /* rank (number of dimensions) for each variable */");
for (ivar = 0; ivar < nvars; ivar++) {
sprintf(stmnt, "# define RANK_%s %d", vars[ivar].lname,
vars[ivar].ndims);
cline(stmnt);
}
if (maxdims > 0) { /* we have dimensioned variables */
cline("");
cline(" /* variable shapes */");
for (ivar = 0; ivar < nvars; ivar++) {
if (vars[ivar].ndims > 0) {
sprintf(stmnt, " int %s_dims[RANK_%s];",
vars[ivar].lname, vars[ivar].lname);
cline(stmnt);
}
}
}
}
/* determine if we need any attribute vectors */
vector_atts = 0;
for (iatt = 0; iatt < natts; iatt++) {
if (atts[iatt].type != NC_CHAR) {
vector_atts = 1;
break;
}
}
if (vector_atts) {
cline("");
cline(" /* attribute vectors */");
for (iatt = 0; iatt < natts; iatt++) {
if (atts[iatt].type != NC_CHAR) {
sprintf(stmnt,
" %s %s_%s[%lu];",
ncatype(atts[iatt].type),
atts[iatt].var == -1 ? "cdf" : vars[atts[iatt].var].lname,
atts[iatt].lname,
(unsigned long) atts[iatt].len);
cline(stmnt);
}
}
}
/* create netCDF file, uses NC_CLOBBER mode */
cline("");
cline(" /* enter define mode */");
if (!cmode_modifier) {
sprintf(stmnt,
" stat = nc_create(\"%s\", NC_CLOBBER, &ncid);",
filename);
} else if (cmode_modifier & NC_64BIT_OFFSET) {
sprintf(stmnt,
" stat = nc_create(\"%s\", NC_CLOBBER|NC_64BIT_OFFSET, &ncid);",
filename);
#ifdef USE_NETCDF4
} else if (cmode_modifier & NC_CLASSIC_MODEL) {
sprintf(stmnt,
" stat = nc_create(\"%s\", NC_CLOBBER|NC_NETCDF4|NC_CLASSIC_MODEL, &ncid);",
filename);
} else if (cmode_modifier & NC_NETCDF4) {
sprintf(stmnt,
" stat = nc_create(\"%s\", NC_CLOBBER|NC_NETCDF4, &ncid);",
filename);
#endif
} else {
derror("unknown cmode modifier");
}
cline(stmnt);
cline(" check_err(stat,__LINE__,__FILE__);");
/* define dimensions from info in dims array */
if (ndims > 0) {
cline("");
cline(" /* define dimensions */");
}
for (idim = 0; idim < ndims; idim++) {
sprintf(stmnt,
" stat = nc_def_dim(ncid, \"%s\", %s_len, &%s_dim);",
dims[idim].name, dims[idim].lname, dims[idim].lname);
cline(stmnt);
cline(" check_err(stat,__LINE__,__FILE__);");
}
/* define variables from info in vars array */
if (nvars > 0) {
cline("");
cline(" /* define variables */");
for (ivar = 0; ivar < nvars; ivar++) {
cline("");
for (idim = 0; idim < vars[ivar].ndims; idim++) {
sprintf(stmnt,
" %s_dims[%d] = %s_dim;",
vars[ivar].lname,
idim,
dims[vars[ivar].dims[idim]].lname);
cline(stmnt);
}
if (vars[ivar].ndims > 0) { /* a dimensioned variable */
sprintf(stmnt,
" stat = nc_def_var(ncid, \"%s\", %s, RANK_%s, %s_dims, &%s_id);",
vars[ivar].name,
nctype(vars[ivar].type),
vars[ivar].lname,
vars[ivar].lname,
vars[ivar].lname);
} else { /* a scalar */
sprintf(stmnt,
" stat = nc_def_var(ncid, \"%s\", %s, RANK_%s, 0, &%s_id);",
vars[ivar].name,
nctype(vars[ivar].type),
vars[ivar].lname,
vars[ivar].lname);
}
cline(stmnt);
cline(" check_err(stat,__LINE__,__FILE__);");
}
}
/* define attributes from info in atts array */
if (natts > 0) {
cline("");
cline(" /* assign attributes */");
for (iatt = 0; iatt < natts; iatt++) {
if (atts[iatt].type == NC_CHAR) { /* string */
val_string = cstrstr((char *) atts[iatt].val, atts[iatt].len);
sprintf(stmnt,
" stat = nc_put_att_text(ncid, %s%s, \"%s\", %lu, %s);",
atts[iatt].var == -1 ? "NC_GLOBAL" : vars[atts[iatt].var].lname,
atts[iatt].var == -1 ? "" : "_id",
atts[iatt].name,
(unsigned long) atts[iatt].len,
val_string);
cline(stmnt);
free (val_string);
}
else { /* vector attribute */
for (jatt = 0; jatt < atts[iatt].len ; jatt++) {
val_string = cstring(atts[iatt].type,atts[iatt].val,jatt);
sprintf(stmnt, " %s_%s[%d] = %s;",
atts[iatt].var == -1 ? "cdf" : vars[atts[iatt].var].lname,
atts[iatt].lname,
jatt,
val_string);
cline(stmnt);
free (val_string);
}
sprintf(stmnt,
" stat = nc_put_att_%s(ncid, %s%s, \"%s\", %s, %lu, %s_%s);",
ncatype(atts[iatt].type),
atts[iatt].var == -1 ? "NC_GLOBAL" : vars[atts[iatt].var].lname,
atts[iatt].var == -1 ? "" : "_id",
atts[iatt].name,
nctype(atts[iatt].type),
(unsigned long) atts[iatt].len,
atts[iatt].var == -1 ? "cdf" : vars[atts[iatt].var].lname,
atts[iatt].lname);
cline(stmnt);
}
cline(" check_err(stat,__LINE__,__FILE__);");
}
}
if (nofill_flag) {
cline(" /* don't initialize variables with fill values */");
cline(" stat = nc_set_fill(ncid, NC_NOFILL, 0);");
cline(" check_err(stat,__LINE__,__FILE__);");
}
cline("");
cline(" /* leave define mode */");
cline(" stat = nc_enddef (ncid);");
cline(" check_err(stat,__LINE__,__FILE__);");
}
/* return Fortran type name for netCDF type, given type code */
static const char *
ncftype(
nc_type type) /* netCDF type code */
{
switch (type) {
case NC_BYTE:
return "integer";
case NC_CHAR:
return "character";
case NC_SHORT:
return "integer";
case NC_INT:
#ifdef MSDOS
return "integer*4";
#else
return "integer";
#endif
case NC_FLOAT:
return "real";
#if defined(_CRAY) && !defined(__crayx1)
case NC_DOUBLE:
return "real"; /* we don't support CRAY 128-bit doubles */
#else
case NC_DOUBLE:
return "double precision";
#endif
default:
derror("ncftype: bad type code");
return 0;
}
}
/* return Fortran type suffix for netCDF type, given type code */
const char *
nfstype(
nc_type type) /* netCDF type code */
{
switch (type) {
case NC_BYTE:
return "int1";
case NC_CHAR:
return "text";
case NC_SHORT:
return "int2";
case NC_INT:
return "int";
case NC_FLOAT:
return "real";
case NC_DOUBLE:
return "double";
default:
derror("nfstype: bad type code");
return 0;
}
}
/* Return Fortran function suffix for netCDF type, given type code.
* This should correspond to the Fortran type name in ncftype().
*/
const char *
nfftype(
nc_type type) /* netCDF type code */
{
switch (type) {
case NC_BYTE:
return "int";
case NC_CHAR:
return "text";
case NC_SHORT:
return "int";
case NC_INT:
return "int";
case NC_FLOAT:
return "real";
#if defined(_CRAY) && !defined(__crayx1)
case NC_DOUBLE:
return "real"; /* we don't support CRAY 128-bit doubles */
#else
case NC_DOUBLE:
return "double";
#endif
default:
derror("nfstype: bad type code");
return 0;
}
}
/* return FORTRAN name for netCDF type, given type code */
static const char *
ftypename(
nc_type type) /* netCDF type code */
{
switch (type) {
case NC_BYTE:
return "NF_INT1";
case NC_CHAR:
return "NF_CHAR";
case NC_SHORT:
return "NF_INT2";
case NC_INT:
return "NF_INT";
case NC_FLOAT:
return "NF_REAL";
case NC_DOUBLE:
return "NF_DOUBLE";
default:
derror("ftypename: bad type code");
return 0;
}
}
/*
* Generate FORTRAN code for creating netCDF from in-memory structure.
*/
static void
gen_fortran(
const char *filename)
{
int idim, ivar, iatt, jatt, itype, maxdims;
int vector_atts;
char *val_string;
char stmnt[FORT_MAX_STMNT];
char s2[NC_MAX_NAME + 10];
char *sp;
/* Need how many netCDF types there are, because we create an array
* for each type of attribute. */
int ntypes = 6; /* number of netCDF types, NC_BYTE, ... */
nc_type types[6]; /* at least ntypes */
size_t max_atts[NC_DOUBLE + 1];
types[0] = NC_BYTE;
types[1] = NC_CHAR;
types[2] = NC_SHORT;
types[3] = NC_INT;
types[4] = NC_FLOAT;
types[5] = NC_DOUBLE;
fline("program fgennc");
fline("include 'netcdf.inc'");
/* create necessary declarations */
fline("* error status return");
fline("integer iret");
fline("* netCDF id");
fline("integer ncid");
if (nofill_flag) {
fline("* to save old fill mode before changing it temporarily");
fline("integer oldmode");
}
if (ndims > 0) {
fline("* dimension ids");
for (idim = 0; idim < ndims; idim++) {
sprintf(stmnt, "integer %s_dim", dims[idim].lname);
fline(stmnt);
}
fline("* dimension lengths");
for (idim = 0; idim < ndims; idim++) {
sprintf(stmnt, "integer %s_len", dims[idim].lname);
fline(stmnt);
}
for (idim = 0; idim < ndims; idim++) {
if (dims[idim].size == NC_UNLIMITED) {
sprintf(stmnt, "parameter (%s_len = NF_UNLIMITED)",
dims[idim].lname);
} else {
sprintf(stmnt, "parameter (%s_len = %lu)",
dims[idim].lname,
(unsigned long) dims[idim].size);
}
fline(stmnt);
}
}
maxdims = 0; /* most dimensions of any variable */
for (ivar = 0; ivar < nvars; ivar++)
if (vars[ivar].ndims > maxdims)
maxdims = vars[ivar].ndims;
if (nvars > 0) {
fline("* variable ids");
for (ivar = 0; ivar < nvars; ivar++) {
sprintf(stmnt, "integer %s_id", vars[ivar].lname);
fline(stmnt);
}
fline("* rank (number of dimensions) for each variable");
for (ivar = 0; ivar < nvars; ivar++) {
sprintf(stmnt, "integer %s_rank", vars[ivar].lname);
fline(stmnt);
}
for (ivar = 0; ivar < nvars; ivar++) {
sprintf(stmnt, "parameter (%s_rank = %d)", vars[ivar].lname,
vars[ivar].ndims);
fline(stmnt);
}
fline("* variable shapes");
for (ivar = 0; ivar < nvars; ivar++) {
if (vars[ivar].ndims > 0) {
sprintf(stmnt, "integer %s_dims(%s_rank)",
vars[ivar].lname, vars[ivar].lname);
fline(stmnt);
}
}
}
/* declarations for variables to be initialized */
if (nvars > 0) { /* we have variables */
fline("* data variables");
for (ivar = 0; ivar < nvars; ivar++) {
struct vars *v = &vars[ivar];
/* Generate declarations here for non-record data variables only.
Record variables are declared in separate subroutine later,
when we know how big they are. */
if (v->ndims > 0 && v->dims[0] == rec_dim) {
continue;
}
/* Make declarations for non-text variables only;
for text variables, just include string in nf_put_var call */
if (v->type == NC_CHAR) {
continue;
}
if (v->ndims == 0) { /* scalar */
sprintf(stmnt, "%s %s", ncftype(v->type),
v->lname);
} else {
sprintf(stmnt, "%s %s(", ncftype(v->type),
v->lname);
/* reverse dimensions for FORTRAN */
for (idim = v->ndims-1; idim >= 0; idim--) {
sprintf(s2, "%s_len, ",
dims[v->dims[idim]].lname);
strcat(stmnt, s2);
}
sp = strrchr(stmnt, ',');
if(sp != NULL) {
*sp = '\0';
}
strcat(stmnt, ")");
}
fline(stmnt);
}
}
/* determine what attribute vectors needed */
for (itype = 0; itype < ntypes; itype++)
max_atts[(int)types[itype]] = 0;
vector_atts = 0;
for (iatt = 0; iatt < natts; iatt++) {
if (atts[iatt].len > max_atts[(int) atts[iatt].type]) {
max_atts[(int)atts[iatt].type] = atts[iatt].len;
vector_atts = 1;
}
}
if (vector_atts) {
fline("* attribute vectors");
for (itype = 0; itype < ntypes; itype++) {
if (types[itype] != NC_CHAR && max_atts[(int)types[itype]] > 0) {
sprintf(stmnt, "%s %sval(%lu)", ncftype(types[itype]),
nfstype(types[itype]),
(unsigned long) max_atts[(int)types[itype]]);
fline(stmnt);
}
}
}
/* create netCDF file, uses NC_CLOBBER mode */
fline("* enter define mode");
if (!cmode_modifier) {
sprintf(stmnt, "iret = nf_create(\'%s\', NF_CLOBBER, ncid)", filename);
} else if (cmode_modifier & NC_64BIT_OFFSET) {
sprintf(stmnt, "iret = nf_create(\'%s\', OR(NF_CLOBBER,NF_64BIT_OFFSET), ncid)", filename);
#ifdef USE_NETCDF4
} else if (cmode_modifier & NC_CLASSIC_MODEL) {
sprintf(stmnt, "iret = nf_create(\'%s\', OR(NF_CLOBBER,NC_NETCDF4,NC_CLASSIC_MODEL), ncid)", filename);
} else if (cmode_modifier & NC_NETCDF4) {
sprintf(stmnt, "iret = nf_create(\'%s\', OR(NF_CLOBBER,NF_NETCDF4), ncid)", filename);
#endif
} else {
derror("unknown cmode modifier");
}
fline(stmnt);
fline("call check_err(iret)");
/* define dimensions from info in dims array */
if (ndims > 0)
fline("* define dimensions");
for (idim = 0; idim < ndims; idim++) {
if (dims[idim].size == NC_UNLIMITED)
sprintf(stmnt, "iret = nf_def_dim(ncid, \'%s\', NF_UNLIMITED, %s_dim)",
dims[idim].name, dims[idim].lname);
else
sprintf(stmnt, "iret = nf_def_dim(ncid, \'%s\', %lu, %s_dim)",
dims[idim].name, (unsigned long) dims[idim].size,
dims[idim].lname);
fline(stmnt);
fline("call check_err(iret)");
}
/* define variables from info in vars array */
if (nvars > 0) {
fline("* define variables");
for (ivar = 0; ivar < nvars; ivar++) {
for (idim = 0; idim < vars[ivar].ndims; idim++) {
sprintf(stmnt, "%s_dims(%d) = %s_dim",
vars[ivar].lname,
vars[ivar].ndims - idim, /* reverse dimensions */
dims[vars[ivar].dims[idim]].lname);
fline(stmnt);
}
if (vars[ivar].ndims > 0) { /* a dimensioned variable */
sprintf(stmnt,
"iret = nf_def_var(ncid, \'%s\', %s, %s_rank, %s_dims, %s_id)",
vars[ivar].name,
ftypename(vars[ivar].type),
vars[ivar].lname,
vars[ivar].lname,
vars[ivar].lname);
} else { /* a scalar */
sprintf(stmnt,
"iret = nf_def_var(ncid, \'%s\', %s, %s_rank, 0, %s_id)",
vars[ivar].name,
ftypename(vars[ivar].type),
vars[ivar].lname,
vars[ivar].lname);
}
fline(stmnt);
fline("call check_err(iret)");
}
}
/* define attributes from info in atts array */
if (natts > 0) {
fline("* assign attributes");
for (iatt = 0; iatt < natts; iatt++) {
if (atts[iatt].type == NC_CHAR) { /* string */
val_string = fstrstr((char *) atts[iatt].val, atts[iatt].len);
sprintf(stmnt,
"iret = nf_put_att_text(ncid, %s%s, \'%s\', %lu, %s)",
atts[iatt].var == -1 ? "NF_GLOBAL" : vars[atts[iatt].var].lname,
atts[iatt].var == -1 ? "" : "_id",
atts[iatt].name,
(unsigned long) atts[iatt].len,
val_string);
fline(stmnt);
fline("call check_err(iret)");
free(val_string);
} else {
for (jatt = 0; jatt < atts[iatt].len ; jatt++) {
val_string = fstring(atts[iatt].type,atts[iatt].val,jatt);
sprintf(stmnt, "%sval(%d) = %s",
nfstype(atts[iatt].type),
jatt+1,
val_string);
fline(stmnt);
free (val_string);
}
sprintf(stmnt,
"iret = nf_put_att_%s(ncid, %s%s, \'%s\', %s, %lu, %sval)",
nfftype(atts[iatt].type),
atts[iatt].var == -1 ? "NCGLOBAL" : vars[atts[iatt].var].lname,
atts[iatt].var == -1 ? "" : "_id",
atts[iatt].name,
ftypename(atts[iatt].type),
(unsigned long) atts[iatt].len,
nfstype(atts[iatt].type));
fline(stmnt);
fline("call check_err(iret)");
}
}
}
if (nofill_flag) {
fline("* don't initialize variables with fill values");
fline("iret = nf_set_fill(ncid, NF_NOFILL, oldmode)");
fline("call check_err(iret)");
}
fline("* leave define mode");
fline("iret = nf_enddef(ncid)");
fline("call check_err(iret)");
}
/*
* Output a C statement.
*/
void
cline(
const char *stmnt)
{
FILE *cout = stdout;
fputs(stmnt, cout);
fputs("\n", cout);
}
/*
* From a long line FORTRAN statement, generates the necessary FORTRAN
* lines with continuation characters in column 6. If stmnt starts with "*",
* it is treated as a one-line comment. Statement labels are *not* handled,
* but since we don't generate any labels, we don't care.
*/
void
fline(
const char *stmnt)
{
FILE *fout = stdout;
int len = (int) strlen(stmnt);
int line = 0;
static char cont[] = { /* continuation characters */
' ', '1', '2', '3', '4', '5', '6', '7', '8', '9',
'+', '1', '2', '3', '4', '5', '6', '7', '8', '9',
'+', '1', '2', '3', '4', '5', '6', '7', '8', '9'};
if(stmnt[0] == '*') {
fputs(stmnt, fout);
fputs("\n", fout);
return;
}
while (len > 0) {
if (line >= FORT_MAX_LINES)
derror("FORTRAN statement too long: %s",stmnt);
(void) fprintf(fout, " %c", cont[line++]);
(void) fprintf(fout, "%.66s\n", stmnt);
len -= 66;
if (len > 0)
stmnt += 66;
}
}
/* return C name for netCDF type, given type code */
const char *
nctype(
nc_type type) /* netCDF type code */
{
switch (type) {
case NC_BYTE:
return "NC_BYTE";
case NC_CHAR:
return "NC_CHAR";
case NC_SHORT:
return "NC_SHORT";
case NC_INT:
return "NC_INT";
case NC_FLOAT:
return "NC_FLOAT";
case NC_DOUBLE:
return "NC_DOUBLE";
default:
derror("nctype: bad type code");
return 0;
}
}
/*
* Return C type name for netCDF type, given type code.
*/
const char *
ncctype(
nc_type type) /* netCDF type code */
{
switch (type) {
case NC_BYTE:
return "signed char";
case NC_CHAR:
return "char";
case NC_SHORT:
return "short";
case NC_INT:
return "int";
case NC_FLOAT:
return "float";
case NC_DOUBLE:
return "double";
default:
derror("ncctype: bad type code");
return 0;
}
}
/*
* Return C type name for netCDF type suffix, given type code.
*/
const char *
ncstype(
nc_type type) /* netCDF type code */
{
switch (type) {
case NC_BYTE:
return "schar";
case NC_CHAR:
return "text";
case NC_SHORT:
return "short";
case NC_INT:
return "int";
case NC_FLOAT:
return "float";
case NC_DOUBLE:
return "double";
default:
derror("ncstype: bad type code");
return 0;
}
}
/*
* Return C type name for netCDF attribute container type, given type code.
*/
const char *
ncatype(
nc_type type) /* netCDF type code */
{
switch (type) {
case NC_BYTE:
return "int"; /* avoids choosing between uchar and schar */
case NC_CHAR:
return "text";
case NC_SHORT:
return "short";
case NC_INT:
return "int";
case NC_FLOAT:
return "float";
case NC_DOUBLE:
return "double";
default:
derror("ncatype: bad type code");
return 0;