clang/test/Analysis/Inputs/system-header-simulator-for-pthread-lock.h

   1 // Like the compiler, the static analyzer treats some functions differently if
   2 // they come from a system header -- for example, pthread_mutex* functions
   3 // should not invalidate regions of their arguments.
   4 #pragma clang system_header
   5
   6 typedef struct {
   7         void    *foo;
   8 } pthread_mutex_t;
   9
  10 typedef struct {
  11         void    *foo;
  12 } pthread_mutexattr_t;
  13
  14 typedef struct {
  15         void    *foo;
  16 } lck_grp_t;
  17
  18 typedef struct {
  19   void *foo;
  20 } lck_rw_t;
  21
  22 typedef pthread_mutex_t lck_mtx_t;
  23
  24 extern void fake_system_function();
  25 extern void fake_system_function_that_takes_a_mutex(pthread_mutex_t *mtx);
  26
  27 extern int pthread_mutex_lock(pthread_mutex_t *);
  28 extern int pthread_mutex_unlock(pthread_mutex_t *);
  29 extern int pthread_mutex_trylock(pthread_mutex_t *);
  30 extern int pthread_mutex_destroy(pthread_mutex_t *);
  31 extern int pthread_mutex_init(pthread_mutex_t  *mutex, const pthread_mutexattr_t *mutexattr);
  32
  33 typedef int boolean_t;
  34 extern void lck_mtx_lock(lck_mtx_t *);
  35 extern void lck_mtx_unlock(lck_mtx_t *);
  36 extern boolean_t lck_mtx_try_lock(lck_mtx_t *);
  37 extern void lck_mtx_destroy(lck_mtx_t *lck, lck_grp_t *grp);
  38
  39 extern void lck_rw_lock_exclusive(lck_rw_t *lck);
  40 extern void lck_rw_unlock_exclusive(lck_rw_t *lck);
  41 extern void lck_rw_lock_shared(lck_rw_t *lck);
  42 extern void lck_rw_unlock_shared(lck_rw_t *lck);