pd.if.org Git - pdclib/blob - opt/pthreads/mtx_trylock.c

   1 #ifndef REGTEST
   2 #include <threads.h>
   3 #include <pthread.h>
   4 #include <errno.h>
   5
   6 int mtx_trylock(mtx_t *mtx)
   7 {
   8     switch(pthread_mutex_trylock(mtx)) {
   9         case 0:
  10             return thrd_success;
  11         case EBUSY:
  12             return thrd_busy;
  13         default:
  14             return thrd_error;
  15     }
  16 }
  17 #endif
  18
  19 #ifdef TEST
  20 #include "_PDCLIB_test.h"
  21
  22 int main( void )
  23 {
  24     return TEST_RESULTS;
  25 }
  26
  27 #endif