mirror of
https://github.com/rkd77/elinks.git
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7e6f398602
The LIST_HEAD() change to OBJECT_HEAD() doesn't work when debuging is
enabled.
Fixes: d18809522e
85 lines
2.0 KiB
C
85 lines
2.0 KiB
C
#ifndef EL__MAIN_OBJECT_H
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#define EL__MAIN_OBJECT_H
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#include "util/lists.h"
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#if 0
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#define DEBUG_REFCOUNT
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#endif
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struct object {
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int refcount;
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#ifdef CONFIG_DEBUG
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unsigned char *name;
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#endif
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};
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#define OBJECT_HEAD(type) \
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LIST_HEAD(type); \
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struct object object
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struct object_head {
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OBJECT_HEAD(struct object *);
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};
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#ifdef DEBUG_REFCOUNT
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#include "util/error.h"
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#ifdef CONFIG_DEBUG
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#define object_lock_debug(obj, info) \
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DBG("object %s[%p] lock %s to %d", (obj)->object.name, obj, \
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info, (obj)->object.refcount)
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#else
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#define object_lock_debug(obj, info) \
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DBG("object %p lock %s to %d", obj, info, (obj)->object.refcount)
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#endif /* CONFIG_DEBUG */
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#else
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#define object_lock_debug(obj, info)
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#endif /* DEBUG_REFCOUNT */
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#ifdef CONFIG_DEBUG
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#include "util/error.h"
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#define object_sanity_check(obj) \
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do { \
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assert(obj); \
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assertm((obj)->object.refcount >= 0, \
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"Object %s[%p] refcount underflow.", \
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(obj)->object.name, obj); \
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if_assert_failed (obj)->object.refcount = 0; \
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} while (0)
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#define object_set_name(obj, objname) \
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do { (obj)->object.name = (objname); } while (0)
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#define INIT_OBJECT(name) { 0, name }
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#else
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#define object_sanity_check(obj)
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#define object_set_name(obj, name)
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#define INIT_OBJECT(name) { 0 }
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#endif /* CONFIG_DEBUG */
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#define get_object_refcount(obj) ((obj)->object.refcount)
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#define is_object_used(obj) (!!(obj)->object.refcount)
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#define object_lock(obj) \
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do { \
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object_sanity_check(obj); \
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(obj)->object.refcount++; \
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object_lock_debug(obj, "incremented"); \
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} while (0)
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#define object_unlock(obj) \
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do { \
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(obj)->object.refcount--; \
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object_lock_debug(obj, "decremented"); \
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object_sanity_check(obj); \
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} while (0)
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/* Please keep this one. It serves for debugging. --Zas */
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#define object_nolock(obj, name) \
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do { \
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object_set_name(obj, name); \
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object_sanity_check(obj); \
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object_lock_debug(obj, "initialized"); \
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} while (0)
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#endif
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