Enlightenment CVS committal
Author : raster
Project : e17
Module : libs/evas
Dir : e17/libs/evas/src/lib/include
Modified Files:
evas_common.h
Log Message:
simply as PLACEHOLDER for a glitz engine. i plan on making it almost
identical to the xrender engine - but xrender and glitz do not map entirely
1:1 api-wise.
===================================================================
RCS file: /cvs/e/e17/libs/evas/src/lib/include/evas_common.h,v
retrieving revision 1.69
retrieving revision 1.70
diff -u -3 -r1.69 -r1.70
--- evas_common.h 28 Oct 2006 03:02:21 -0000 1.69
+++ evas_common.h 11 Nov 2006 06:03:13 -0000 1.70
@@ -14,26 +14,39 @@
#ifdef BUILD_PTHREAD
# include <pthread.h>
-# define RLK struct { pthread_rwlock_t rwl; } _reslock
-# define RLK_ADD(x) pthread_rwlock_init (&((x)->_reslock.rwl), NULL)
-# define RLK_DEL(x) pthread_rwlock_destroy(&((x)->_reslock.rwl))
-# define RLK_RLK(x) pthread_rwlock_rdlock (&((x)->_reslock.rwl))
-# define RLK_WLK(x) pthread_rwlock_wrlock (&((x)->_reslock.rwl))
-# define RLK_ULK(x) pthread_rwlock_unlock (&((x)->_reslock.rwl))
+typedef struct _Lk Lk;
+
+struct _Lk
+{
+ pthread_mutex_t mutex; // lock for read/write to this struct
+ pthread_t wlk_id; // who has the write lock
+ int wlk_count; // how many times does the write lock have refs
+ int rlk_count; // read lock count
+// pthread_rwlock_t rwl;
+};
+
+# define ELK Lk _lk
+# define ELK_ADD(x) _evas_lk_init(&((x)->_lk))
+# define ELK_DEL(x) _evas_lk_destroy(&((x)->_lk))
+# define ELK_RLK(x) _evas_lk_read_lock(&((x)->_lk))
+# define ELK_WLK(x) _evas_lk_read_unlock(&((x)->_lk))
+# define ELK_RUL(x) _evas_lk_write_lock(&((x)->_lk))
+# define ELK_WUL(x) _evas_lk_write_unlock(&((x)->_lk))
#else
-# define RLK
-# define RLK_ADD(x)
-# define RLK_DEL(x)
-# define RLK_RLK(x)
-# define RLK_WLK(x)
-# define RLK_ULK(x)
+# define ELK
+# define ELK_ADD(x)
+# define ELK_DEL(x)
+# define ELK_RLK(x)
+# define ELK_WLK(x)
+# define ELK_RUL(x)
+# define ELK_WUL(x)
#endif
-typedef struct _Genlock Genlock;
+typedef struct _Glk Glk;
-struct _Genlock
+struct _Glk
{
- RLK;
+ ELK;
int _dummy;
};
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