openblt

a hobby OS from the late 90s
git clone http://frotz.net/git/openblt.git
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sem.h (361B)

      1 /* Copyright 1998-1999, Brian J. Swetland. All rights reserved.
      2 ** Distributed under the terms of the OpenBLT License
      3 */
      4 
      5 #ifndef _SEM_H
      6 #define _SEM_H
      7 
      8 #include "resource.h"
      9 
     10 struct __sem_t 
     11 {
     12 	resource_t rsrc;
     13 
     14     int count;
     15 };
     16 
     17 int sem_create(int count, const char *name);
     18 int sem_destroy(int sem);
     19 int sem_acquire(int id);
     20 int sem_release(int id);
     21 
     22 #endif