forked from enlightenment/efl
Moved the locks into a struct so we can use semi-colons at the end of the
declaration macro. SVN revision: 9395
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@ -31,54 +31,56 @@ unsigned int ecore_str_hash(void *key);
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#include <pthread.h>
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#define ECORE_DECLARE_LOCKS \
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int readers; \
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pthread_mutex_t readers_mutex; \
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pthread_mutex_t writers_mutex; \
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pthread_cond_t readers_cond;
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struct { \
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int readers; \
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pthread_mutex_t readers_mutex; \
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pthread_mutex_t writers_mutex; \
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pthread_cond_t readers_cond; \
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} locks
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#define ECORE_INIT_LOCKS(structure) \
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if (structure) { \
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structure->readers = 0; \
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pthread_mutex_init(&structure->readers_mutex, NULL); \
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pthread_mutex_init(&structure->writers_mutex, NULL); \
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pthread_cond_init(&structure->readers_cond, NULL); \
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pthread_mutex_init(&structure->locks.readers_mutex, NULL); \
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pthread_mutex_init(&structure->locks.writers_mutex, NULL); \
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pthread_cond_init(&structure->locks.readers_cond, NULL); \
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}
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#define ECORE_DESTROY_LOCKS(structure) \
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if (structure) { \
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pthread_mutex_destroy(&structure->readers_mutex); \
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pthread_mutex_destroy(&structure->writers_mutex); \
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pthread_mutex_destroy(&structure->locks.readers_mutex); \
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pthread_mutex_destroy(&structure->locks.writers_mutex); \
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pthread_cond_destroy(&structure->readers_cond); \
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}
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#define ECORE_READ_LOCK(structure) \
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if (structure) { \
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pthread_mutex_lock(&structure->readers_mutex); \
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structure->readers++; \
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pthread_mutex_unlock(&structure->readers_mutex); \
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pthread_mutex_lock(&structure->locks.readers_mutex); \
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structure->locks.readers++; \
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pthread_mutex_unlock(&structure->locks.readers_mutex); \
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}
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#define ECORE_READ_UNLOCK(structure) \
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if (structure) { \
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pthread_mutex_lock(&structure->readers_mutex); \
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if (--structure->readers == 0) \
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pthread_cond_broadcast(&structure->readers_cond); \
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pthread_mutex_unlock(&structure->readers_mutex); \
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pthread_mutex_lock(&structure->locks.readers_mutex); \
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if (--structure->locks.readers == 0) \
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pthread_cond_broadcast(&structure->locks.readers_cond); \
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pthread_mutex_unlock(&structure->locks.readers_mutex); \
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}
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#define ECORE_WRITE_LOCK(structure) \
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if (structure) { \
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pthread_mutex_lock(&structure->readers_mutex); \
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pthread_mutex_lock(&structure->writers_mutex); \
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while (structure->readers > 0) \
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pthread_cond_wait(&structure->readers_cond, \
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&structure->readers_mutex); \
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pthread_mutex_unlock(&structure->readers_mutex); \
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pthread_mutex_lock(&structure->locks.readers_mutex); \
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pthread_mutex_lock(&structure->locks.writers_mutex); \
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while (structure->locks.readers > 0) \
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pthread_cond_wait(&structure->locks.readers_cond, \
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&structure->locks.readers_mutex); \
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pthread_mutex_unlock(&structure->locks.readers_mutex); \
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}
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#define ECORE_WRITE_UNLOCK(structure) \
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if (structure) \
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pthread_mutex_unlock(&structure->writers_mutex); \
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pthread_mutex_unlock(&structure->locks.writers_mutex); \
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#define ECORE_THREAD_CREATE(function, arg) \
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if (function) { \
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@ -91,7 +93,7 @@ if (function) { \
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#else /* No pthreads available */
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#define ECORE_DECLARE_LOCKS
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#define ECORE_DECLARE_LOCKS struct { } locks
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#define ECORE_INIT_LOCKS(structure)
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#define ECORE_READ_LOCK(structure)
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#define ECORE_READ_UNLOCK(structure)
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@ -114,7 +116,7 @@ struct _ecore_list_node {
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void *data;
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struct _ecore_list_node *next;
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ECORE_DECLARE_LOCKS
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ECORE_DECLARE_LOCKS;
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};
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struct _ecore_list {
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@ -127,7 +129,7 @@ struct _ecore_list {
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int nodes; /* The number of nodes in the list */
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int index; /* The position from the front of the
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list of current node */
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ECORE_DECLARE_LOCKS
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ECORE_DECLARE_LOCKS;
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};
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@ -252,7 +254,7 @@ struct _ecore_hash_node {
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void *key; /* The key for the data node */
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void *value; /* The value associated with this node */
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ECORE_DECLARE_LOCKS
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ECORE_DECLARE_LOCKS;
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};
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typedef struct _ecore_hash Ecore_Hash;
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@ -270,7 +272,7 @@ struct _ecore_hash {
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Ecore_Free_Cb free_key; /* The callback function to free key */
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Ecore_Free_Cb free_value; /* The callback function to determine hash */
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ECORE_DECLARE_LOCKS
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ECORE_DECLARE_LOCKS;
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};
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/* Create and initialize a hash */
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@ -468,7 +470,7 @@ struct _Ecore_Tree_Node {
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int max_right;
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int max_left;
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ECORE_DECLARE_LOCKS
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ECORE_DECLARE_LOCKS;
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};
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typedef struct _Ecore_Tree Ecore_Tree;
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@ -483,7 +485,7 @@ struct _Ecore_Tree {
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/* Callback for freeing node data, default is NULL */
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Ecore_Free_Cb free_func;
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ECORE_DECLARE_LOCKS
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ECORE_DECLARE_LOCKS;
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};
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/* Some basic tree functions */
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