eccodes/src/action_class_set.cc

134 lines
4.0 KiB
C++

/*
* (C) Copyright 2005- 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.
*/
#include "grib_api_internal.h"
/*
This is used by make_class.pl
START_CLASS_DEF
CLASS = action
IMPLEMENTS = dump
IMPLEMENTS = destroy;execute
MEMBERS = grib_expression *expression
MEMBERS = char *name
MEMBERS = int nofail
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 destroy (grib_context*,grib_action*);
static int execute(grib_action* a,grib_handle* h);
typedef struct grib_action_set {
grib_action act;
/* Members defined in set */
grib_expression *expression;
char *name;
int nofail;
} grib_action_set;
static grib_action_class _grib_action_class_set = {
0, /* super */
"action_class_set", /* name */
sizeof(grib_action_set), /* size */
0, /* inited */
&init_class, /* init_class */
0, /* init */
&destroy, /* destroy */
&dump, /* dump */
0, /* xref */
0, /* create_accessor*/
0, /* notify_change */
0, /* reparse */
&execute, /* execute */
};
grib_action_class* grib_action_class_set = &_grib_action_class_set;
static void init_class(grib_action_class* c)
{
}
/* END_CLASS_IMP */
grib_action* grib_action_create_set(grib_context* context,
const char* name, grib_expression* expression, int nofail)
{
char buf[1024];
grib_action_set* a;
grib_action_class* c = grib_action_class_set;
grib_action* act = (grib_action*)grib_context_malloc_clear_persistent(context, c->size);
act->op = grib_context_strdup_persistent(context, "section");
act->cclass = c;
a = (grib_action_set*)act;
act->context = context;
a->expression = expression;
a->name = grib_context_strdup_persistent(context, name);
a->nofail = nofail;
snprintf(buf, 1024, "set%p", (void*)expression);
act->name = grib_context_strdup_persistent(context, buf);
return act;
}
static int execute(grib_action* a, grib_handle* h)
{
int ret = 0;
grib_action_set* self = (grib_action_set*)a;
ret = grib_set_expression(h, self->name, self->expression);
if (self->nofail)
return 0;
if (ret != GRIB_SUCCESS) {
grib_context_log(h->context, GRIB_LOG_ERROR, "Error while setting key '%s' (%s)",
self->name, grib_get_error_message(ret));
}
return ret;
}
static void dump(grib_action* act, FILE* f, int lvl)
{
int i = 0;
const grib_action_set* self = (grib_action_set*)act;
for (i = 0; i < lvl; i++)
grib_context_print(act->context, f, " ");
grib_context_print(act->context, f, self->name);
printf("\n");
}
static void destroy(grib_context* context, grib_action* act)
{
grib_action_set* a = (grib_action_set*)act;
grib_context_free_persistent(context, a->name);
grib_expression_free(context, a->expression);
grib_context_free_persistent(context, act->name);
grib_context_free_persistent(context, act->op);
}