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newlib: update

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git-svn-id: svn://kolibrios.org@6099 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Sergey Semyonov (Serge)
2016-01-26 02:29:46 +00:00
parent 38392b6ca6
commit cabcfc4bb3
144 changed files with 6873 additions and 1545 deletions
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14
contrib/sdk/sources/newlib/libc/include/libsync.h
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@@ -56,19 +56,19 @@ static inline void mutex_lock(mutex_t *mutex)
while (exchange_acquire (&mutex->lock, 2) != 0)
{
asm volatile(
"int $0x40\t"
"int $0x40\t\n"
:"=a"(tmp)
:"a"(77),"b"(FUTEX_WAIT),
"c"(mutex->handle),"d"(2),"S"(0));
}
};
static inline void mutex_lock_timeout(mutex_t *mutex, int timeout)
static inline int mutex_lock_timeout(mutex_t *mutex, int timeout)
{
int tmp;
int tmp = 0;
if( __sync_fetch_and_add(&mutex->lock, 1) == 0)
return;
return 1;
while (exchange_acquire (&mutex->lock, 2) != 0)
{
@@ -77,7 +77,11 @@ static inline void mutex_lock_timeout(mutex_t *mutex, int timeout)
:"=a"(tmp)
:"a"(77),"b"(FUTEX_WAIT),
"c"(mutex->handle),"d"(2),"S"(timeout));
}
if(++tmp == 0)
break;
}
return tmp ;
};
static inline int mutex_trylock (mutex_t *mutex)