static NCerror
buildattribute3a(NCDAPCOMMON* dapcomm, NCattribute* att, nc_type vartype, int varid)
{
int i;
NCerror ncstat = NC_NOERR;
unsigned int nvalues = nclistlength(att->values);
NC* drno = dapcomm->controller;
/* If the type of the attribute is string, then we need*/
/* to convert to a single character string by concatenation.
modified: 10/23/09 to insert newlines.
modified: 10/28/09 to interpret escapes
*/
if(att->etype == NC_STRING || att->etype == NC_URL) {
char* newstring;
size_t newlen = 0;
for(i=0;i<nvalues;i++) {
char* s = (char*)nclistget(att->values,i);
newlen += (1+strlen(s));
}
newstring = (char*)malloc(newlen);
MEMCHECK(newstring,NC_ENOMEM);
newstring[0] = '\0';
for(i=0;i<nvalues;i++) {
char* s = (char*)nclistget(att->values,i);
if(i > 0) strcat(newstring,"\n");
strcat(newstring,s);
}
dapexpandescapes(newstring);
if(newstring[0]=='\0')
ncstat = nc_put_att_text(drno->substrate,varid,att->name,1,newstring);
else
ncstat = nc_put_att_text(drno->substrate,varid,att->name,strlen(newstring),newstring);
free(newstring);
} else {
nc_type atype;
unsigned int typesize;
void* mem;
/* It turns out that some servers upgrade the type
of _FillValue in order to correctly preserve the
original value. However, since the type of the
underlying variable is not changes, we get a type
mismatch. So, make sure the type of the fillvalue
is the same as that of the controlling variable.
*/
if(varid != NC_GLOBAL && strcmp(att->name,"_FillValue")==0)
atype = nctypeconvert(dapcomm,vartype);
else
atype = nctypeconvert(dapcomm,att->etype);
typesize = nctypesizeof(atype);
mem = malloc(typesize * nvalues);
ncstat = dapcvtattrval3(atype,mem,att->values);
ncstat = nc_put_att(drno->substrate,varid,att->name,atype,nvalues,mem);
nullfree(mem);
}
return THROW(ncstat);
}
static NCerror
slicestring(OClink conn, char* stringmem, DCEslice* slice, struct NCMEMORY* memory)
{
size_t stringlen;
unsigned int i;
NCerror ncstat = NC_NOERR;
char* lastchar;
size_t charcount; /* number of characters inserted into memory */
/* libnc-dap chooses to convert string escapes to the corresponding
character; so we do likewise.
*/
dapexpandescapes(stringmem);
stringlen = strlen(stringmem);
#ifdef DEBUG2
fprintf(stderr,"moveto: slicestring: string/%lu=%s\n",stringlen,stringmem);
fprintf(stderr,"slicestring: %lu string=|%s|\n",stringlen,stringmem);
fprintf(stderr,"slicestring: slice=[%lu:%lu:%lu/%lu]\n",
slice->first,slice->stride,slice->stop,slice->declsize);
#endif
/* Stride across string; if we go past end of string, then pad*/
charcount = 0;
for(i=slice->first;i<slice->length;i+=slice->stride) {
if(i < stringlen)
*memory->next = stringmem[i];
else /* i >= stringlen*/
*memory->next = NC_FILL_CHAR;
memory->next++;
charcount++;
}
lastchar = (memory->next);
if(charcount > 0) {
lastchar--;
}
return THROW(ncstat);
}