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POSIX says SEM_FAILED shall have type sem_t*.
author
Elliott Hughes
<enh@google.com>
Fri, 12 Aug 2016 17:28:52 +0000
(10:28 -0700)
committer
Elliott Hughes
<enh@google.com>
Fri, 12 Aug 2016 17:28:52 +0000
(10:28 -0700)
http://pubs.opengroup.org/onlinepubs/
9699919799
/basedefs/semaphore.h.html
(Even if it didn't, this header previously referred to NULL without ensuring
that NULL was actually visible.)
Change-Id: I70577f4afc21f32c9e585076986127899ef8c8c1
libc/include/semaphore.h
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diff --git
a/libc/include/semaphore.h
b/libc/include/semaphore.h
index
4ef13af
..
218f22a
100644
(file)
--- a/
libc/include/semaphore.h
+++ b/
libc/include/semaphore.h
@@
-42,7
+42,7
@@
typedef struct {
#endif
} sem_t;
-#define SEM_FAILED
NULL
+#define SEM_FAILED
__BIONIC_CAST(reinterpret_cast, sem_t*, 0)
int sem_destroy(sem_t*);
int sem_getvalue(sem_t*, int*);