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/*********************************************************************
* Copyright 2009, UCAR/Unidata
* See netcdf/COPYRIGHT file for copying and redistribution conditions.
*********************************************************************/
/* $Id: f77data.c,v 1.4 2010/05/24 19:59:57 dmh Exp $ */
/* $Header: /upc/share/CVS/netcdf-3/ncgen/f77data.c,v 1.4 2010/05/24 19:59:57 dmh Exp $ */
#include "includes.h"
#include "offsets.h"
#ifdef ENABLE_F77
/* Forward*/
static void f77data_primdata(Symbol*, Datasrc*, Bytebuffer*, Datalist*);
/**************************************************/
/* Code for generating FORTRAN 77 language data lists*/
/**************************************************/
/* Datalist rules: see the rules on the man page */
/* Specialty wrappers for f77data_data */
void
f77data_attrdata(Symbol* asym, Bytebuffer* databuf)
{
Datasrc* src;
int typecode = asym->typ.basetype->typ.typecode;
if(asym->data == NULL) return;
if(typecode == NC_CHAR) {
gen_charattr(asym,databuf);
} else {
src = datalist2src(asym->data);
while(srcmore(src)) {
bbAppend(databuf,' ');
f77data_basetype(asym->typ.basetype,src,databuf,NULL);
}
}
}
void
f77data_array(Symbol* vsym,
Bytebuffer* databuf,
Datasrc* src,
Odometer* odom,
int index,
Datalist* fillsrc)
{
int i;
int rank = odom->rank;
int firstdim = (index == 0); /* last dimension*/
int lastdim = (index == (rank - 1)); /* last dimension*/
size_t count;
Symbol* basetype = vsym->typ.basetype;
int isunlimited = (odom->declsize[index] == 0);
int pushed=0;
ASSERT(index >= 0 && index < rank);
count = odom->count[index];
if(!firstdim && isunlimited && issublist(src)) {
srcpush(src);
pushed = 1;
}
if(lastdim) {
for(i=0;i<count;i++) {
f77data_basetype(basetype,src,databuf,fillsrc);
}
} else {
/* now walk count elements and generate recursively */
for(i=0;i<count;i++) {
f77data_array(vsym,databuf,src,odom,index+1,fillsrc);
}
}
if(isunlimited && pushed) srcpop(src);
return;
}
/* Generate an instance of the basetype using datasrc */
void
f77data_basetype(Symbol* tsym, Datasrc* datasrc, Bytebuffer* codebuf, Datalist* fillsrc)
{
switch (tsym->subclass) {
case NC_PRIM:
if(issublist(datasrc)) {
semerror(srcline(datasrc),"Expected primitive found {..}");
}
bbAppend(codebuf,' ');
f77data_primdata(tsym,datasrc,codebuf,fillsrc);
break;
default: PANIC1("f77data_basetype: unexpected subclass %d",tsym->subclass);
}
}
static void
f77data_primdata(Symbol* basetype, Datasrc* src, Bytebuffer* codebuf, Datalist* fillsrc)
{
Constant* prim;
Constant target;
prim = srcnext(src);
if(prim == NULL) prim = &fillconstant;
ASSERT(prim->nctype != NC_COMPOUND);
if(prim->nctype == NC_FILLVALUE) {
Datalist* filler = getfiller(basetype,fillsrc);
ASSERT(filler->length == 1);
srcpushlist(src,filler);
bbAppend(codebuf,' ');
f77data_primdata(basetype,src,codebuf,NULL);
srcpop(src);
goto done;
}
target.nctype = basetype->typ.typecode;
convert1(prim,&target);
bbCat(codebuf,f77data_const(&target));
done:
return;
}
/* Result is a pool string or a constant => do not free*/
char*
f77data_const(Constant* ci)
{
char tmp[64];
char* result = NULL;
tmp[0] = '\0';
switch (ci->nctype) {
case NC_CHAR:
{
strcpy(tmp,"'");
escapifychar(ci->value.charv,tmp+1,'\'');
strcat(tmp,"'");
}
break;
case NC_BYTE:
sprintf(tmp,"%hhd",ci->value.int8v);
break;
case NC_SHORT:
sprintf(tmp,"%hd",ci->value.int16v);
break;
case NC_INT:
sprintf(tmp,"%d",ci->value.int32v);
break;
case NC_FLOAT:
sprintf(tmp,"%.8g",ci->value.floatv);
break;
case NC_DOUBLE: {
char* p = tmp;
/* FORTRAN requires e|E->D */
sprintf(tmp,"%.16g",ci->value.doublev);
while(*p) {if(*p == 'e' || *p == 'E') {*p = 'D';}; p++;}
} break;
case NC_STRING:
{
Bytebuffer* buf = bbNew();
bbAppendn(buf,ci->value.stringv.stringv,ci->value.stringv.len);
f77quotestring(buf);
result = bbDup(buf);
bbFree(buf);
goto done;
}
break;
default: PANIC1("ncstype: bad type code: %d",ci->nctype);
}
result = pooldup(tmp);
done:
return result; /*except for NC_STRING and NC_OPAQUE*/
}
#endif /*ENABLE_F77*/
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