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/*
* Copyright 2005-2016 ECMWF.
*
* This software is licensed under the terms of the Apache Licence Version 2.0
* which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
*
* In applying this licence, ECMWF does not waive the privileges and immunities granted to it by
* virtue of its status as an intergovernmental organisation nor does it submit to any jurisdiction.
*/
/***************************************************************************
* Jean Baptiste Filippi - 01.11.2005 *
* Enrico Fucile
* *
***************************************************************************/
#include "grib_api_internal.h"
/*
This is used by make_class.pl
START_CLASS_DEF
CLASS = action
SUPER = action_class_section
IMPLEMENTS = create_accessor
IMPLEMENTS = dump;compile
IMPLEMENTS = destroy
IMPLEMENTS = reparse
MEMBERS = grib_expression *expression
MEMBERS = grib_action *block_list
END_CLASS_DEF
*/
/* START_CLASS_IMP */
/*
Don't edit anything between START_CLASS_IMP and END_CLASS_IMP
Instead edit values between START_CLASS_DEF and END_CLASS_DEF
or edit "action.class" and rerun ./make_class.pl
*/
static void init_class (grib_action_class*);
static void dump (grib_action* d, FILE*,int);
static void compile (grib_action* a, grib_compiler* compiler);
static void destroy (grib_context*,grib_action*);
static int create_accessor(grib_section*,grib_action*,grib_loader*);
static grib_action* reparse(grib_action* a,grib_accessor* acc,int *doit);
typedef struct grib_action_list {
grib_action act;
/* Members defined in section */
/* Members defined in list */
grib_expression *expression;
grib_action *block_list;
} grib_action_list;
extern grib_action_class* grib_action_class_section;
static grib_action_class _grib_action_class_list = {
&grib_action_class_section, /* super */
"action_class_list", /* name */
sizeof(grib_action_list), /* size */
0, /* inited */
&init_class, /* init_class */
0, /* init */
&destroy, /* destroy */
&dump, /* dump */
0, /* xref */
&create_accessor, /* create_accessor*/
0, /* notify_change */
&reparse, /* reparse */
0, /* execute */
&compile, /* compile */
};
grib_action_class* grib_action_class_list = &_grib_action_class_list;
static void init_class(grib_action_class* c)
{
c->xref = (*(c->super))->xref;
c->notify_change = (*(c->super))->notify_change;
c->execute = (*(c->super))->execute;
}
/* END_CLASS_IMP */
static void dump( grib_action* act, FILE* f, int lvl)
{
grib_action_list* a = ( grib_action_list*)act;
int i = 0;
for (i=0;i<lvl;i++) grib_context_print(act->context,f," ");
grib_context_print(act->context,f,"Loop %s\n", act->name );
grib_dump_action_branch(f,a->block_list,lvl+1);
}
static int create_accessor(grib_section* p, grib_action* act,grib_loader* h)
{
grib_action_list* a = ( grib_action_list*)act;
grib_accessor* ga = NULL;
grib_section* gs = NULL;
grib_action* la = NULL;
grib_action* next = NULL;
int ret = 0;
long val = 0;
if ((ret=grib_expression_evaluate_long(p->h,a->expression,&val)) != GRIB_SUCCESS){
grib_context_log(p->h->context, GRIB_LOG_DEBUG, " List %s creating %d values unable to evaluate long \n", act->name, val );
return ret;
}
grib_context_log(p->h->context, GRIB_LOG_DEBUG, " List %s creating %d values \n", act->name, val );
ga = grib_accessor_factory(p, act,0,NULL);
if(!ga) return GRIB_BUFFER_TOO_SMALL;
gs = ga->sub_section;
ga->loop = val;
grib_push_accessor(ga,p->block);
la = a->block_list;
gs->branch = la;
grib_dependency_observe_expression(ga,a->expression);
while(val--){
next = la;
while(next){
ret = grib_create_accessor(gs, next,h);
if(ret != GRIB_SUCCESS) return ret;
next= next->next;
}
}
return GRIB_SUCCESS;
}
grib_action* grib_action_create_list( grib_context* context, const char* name, grib_expression* expression, grib_action* block)
{
grib_action_list* a ;
grib_action_class* c = grib_action_class_list;
grib_action* act = ( grib_action*)grib_context_malloc_clear_persistent(context,c->size);
act->cclass = c;
act->context = context;
a = ( grib_action_list*)act;
act->next = NULL;
act->name = grib_context_strdup_persistent(context,name);
act->op = grib_context_strdup_persistent(context,"section");
a->expression = expression;
a->block_list = block;
grib_context_log(context, GRIB_LOG_DEBUG, " Action List %s is created \n",act->name);
return act;
}
static void compile(grib_action* act, grib_compiler *compiler)
{
grib_action_list* a = (grib_action_list*)act;
char b[80];
if(a->block_list)
grib_compile_action_branch(a->block_list, compiler,b);
else
strcpy(b,"NULL");
fprintf(compiler->out,"%s = grib_action_create_list(ctx,",compiler->var);
fprintf(compiler->out,"\"%s\",", act->name);
grib_compile_expression(a->expression, compiler);
fprintf(compiler->out,",%s);\n",b);
}
static grib_action* reparse(grib_action* a,grib_accessor* acc,int *doit)
{
grib_action_list* self = ( grib_action_list*)a;
int ret = 0;
long val = 0;
if ((ret=grib_expression_evaluate_long(acc->parent->h,self->expression,&val)) != GRIB_SUCCESS){
grib_context_log(acc->parent->h->context, GRIB_LOG_ERROR, " List %s creating %d values unable to evaluate long \n", acc->name, val );
}
*doit = (val != acc->loop);
return self->block_list;
}
static void destroy(grib_context* context,grib_action* act)
{
grib_action_list* self = ( grib_action_list*)act;
grib_action *a = self->block_list;
while(a)
{
grib_action *na = a->next;
grib_action_delete(context,a);
a = na;
}
grib_context_free_persistent(context, act->name);
grib_context_free_persistent(context, act->op);
grib_expression_free(context, self->expression);
}
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