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sys.h: Avoid un #defined LWIP_COMPAT_MUTEX macro (usually #defined in arch/sys_arch.h)

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Dirk Ziegelmeier 2016-02-23 15:49:58 +01:00
parent fd4a109ffa
commit 3b5803ec9a
1 changed files with 4 additions and 0 deletions
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src/include/lwip/sys.h
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@ -99,6 +99,10 @@ typedef void (*lwip_thread_fn)(void *arg);
/** Define LWIP_COMPAT_MUTEX if the port has no mutexes and binary semaphores /** Define LWIP_COMPAT_MUTEX if the port has no mutexes and binary semaphores
should be used instead */ should be used instead */
#ifndef LWIP_COMPAT_MUTEX
#define LWIP_COMPAT_MUTEX 0
#endif
#if LWIP_COMPAT_MUTEX #if LWIP_COMPAT_MUTEX
/* for old ports that don't have mutexes: define them to binary semaphores */ /* for old ports that don't have mutexes: define them to binary semaphores */
#define sys_mutex_t sys_sem_t #define sys_mutex_t sys_sem_t