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78 lines
2.1 KiB
C++
78 lines
2.1 KiB
C++
/* Iterator of varobj.
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Copyright (C) 2013-2020 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#ifndef VAROBJ_ITER_H
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#define VAROBJ_ITER_H
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/* A node or item of varobj, composed of the name and the value. */
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typedef struct varobj_item
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{
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/* Name of this item. */
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std::string name;
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/* Value of this item. */
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struct value *value;
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} varobj_item;
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struct varobj_iter_ops;
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/* A dynamic varobj iterator "class". */
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struct varobj_iter
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{
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/* The 'vtable'. */
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const struct varobj_iter_ops *ops;
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/* The varobj this iterator is listing children for. */
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struct varobj *var;
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/* The next raw index we will try to check is available. If it is
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equal to number_of_children, then we've already iterated the
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whole set. */
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int next_raw_index;
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};
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/* The vtable of the varobj iterator class. */
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struct varobj_iter_ops
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{
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/* Destructor. Releases everything from SELF (but not SELF
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itself). */
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void (*dtor) (struct varobj_iter *self);
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/* Returns the next object or NULL if it has reached the end. */
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varobj_item *(*next) (struct varobj_iter *self);
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};
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/* Returns the next varobj or NULL if it has reached the end. */
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#define varobj_iter_next(ITER) (ITER)->ops->next (ITER)
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/* Delete a varobj_iter object. */
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#define varobj_iter_delete(ITER) \
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do \
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{ \
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if ((ITER) != NULL) \
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{ \
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(ITER)->ops->dtor (ITER); \
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xfree (ITER); \
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} \
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} while (0)
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#endif /* VAROBJ_ITER_H */
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