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interlck.h
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19 
20 #ifndef INCLUDED_OSL_INTERLCK_H
21 #define INCLUDED_OSL_INTERLCK_H
22 
23 #include <sal/config.h>
24 
25 #include <sal/saldllapi.h>
26 #include <sal/types.h>
27 
28 #if defined(_WIN32)
29 #include <intrin.h>
30 #endif
31 
32 #ifdef __cplusplus
33 extern "C" {
34 #endif
35 
36 typedef sal_Int32 oslInterlockedCount;
37 
42 SAL_DLLPUBLIC oslInterlockedCount SAL_CALL osl_incrementInterlockedCount(oslInterlockedCount* pCount);
43 
48 SAL_DLLPUBLIC oslInterlockedCount SAL_CALL osl_decrementInterlockedCount(oslInterlockedCount* pCount);
49 
50 
52 
63 #if HAVE_GCC_BUILTIN_ATOMIC
64 # define osl_atomic_increment(p) __sync_add_and_fetch((p), 1)
65 #elif defined WNT
66 # define osl_atomic_increment(p) _InterlockedIncrement(p)
67 #else
68 # define osl_atomic_increment(p) osl_incrementInterlockedCount((p))
69 #endif
70 
71 
82 #if HAVE_GCC_BUILTIN_ATOMIC
83 # define osl_atomic_decrement(p) __sync_sub_and_fetch((p), 1)
84 #elif defined WNT
85 # define osl_atomic_decrement(p) _InterlockedDecrement(p)
86 #else
87 # define osl_atomic_decrement(p) osl_decrementInterlockedCount((p))
88 #endif
89 
91 
92 #ifdef __cplusplus
93 }
94 #endif
95 
96 
97 #endif // INCLUDED_OSL_INTERLCK_H
98 
99 
100 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
#define SAL_DLLPUBLIC
Definition: saldllapi.h:30
SAL_DLLPUBLIC oslInterlockedCount osl_incrementInterlockedCount(oslInterlockedCount *pCount)
Increments the count variable addressed by pCount.
sal_Int32 oslInterlockedCount
Definition: interlck.h:36
SAL_DLLPUBLIC oslInterlockedCount osl_decrementInterlockedCount(oslInterlockedCount *pCount)
Decrement the count variable addressed by pCount.