X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fruntime%2Fos.h;h=9dd1649c0e456282889d6dae83132e04a57f78f0;hb=0285aa5ff8416027932daa001b84429be2ca559b;hp=8170a7026833b4252eac8cb1ad5b99c0647cb4de;hpb=e76ee4b0a5ef8e6954c800ce813063aa35e6eff4;p=sbcl.git

diff --git a/src/runtime/os.h b/src/runtime/os.h
index 8170a70..9dd1649 100644
--- a/src/runtime/os.h
+++ b/src/runtime/os.h
@@ -195,4 +195,15 @@ extern char *os_get_runtime_executable_path(int external_path);
 typedef os_vm_size_t word_t;
 #define WORD_FMTX OS_VM_SIZE_FMTX
 
+#ifdef LISP_FEATURE_SB_THREAD
+#  ifndef CANNOT_USE_POSIX_SEM_T
+#    include <semaphore.h>
+     typedef sem_t os_sem_t;
+#  endif
+   void os_sem_init(os_sem_t *sem, unsigned int value);
+   void os_sem_wait(os_sem_t *sem, char *what);
+   void os_sem_post(os_sem_t *sem, char *what);
+   void os_sem_destroy(os_sem_t *sem);
+#endif
+
 #endif