[macos] no pthread_condattr_setclock() #2302

src/compat/compat.c

@@ -45,38 +45,11 @@ pid_t waitpid(pid_t pid, int* state, int options){ // FIXME
   */
   return 0;
 }
-
-int pthread_condmonotonic_init(pthread_cond_t* cond){
-  if(pthread_cond_init(cond, &cat)){
-    return -1;
-  }
-  return 0;
-}
 #else // not windows
 #include <time.h>
 #include <stdint.h>
 #include <unistd.h>
 #include <fcntl.h>
-// initializes a pthread_cond_t to use CLOCK_MONOTONIC (as opposed to the
-// default CLOCK_REALTIME) if possible. if not possible, initializes a
-// regular ol' CLOCK_REALTIME condvar.
-int pthread_condmonotonic_init(pthread_cond_t* cond){
-  pthread_condattr_t cat;
-  if(pthread_condattr_init(&cat)){
-    return -1;
-  }
-  if(pthread_condattr_setclock(&cat, CLOCK_MONOTONIC)){
-    pthread_condattr_destroy(&cat);
-    return -1;
-  }
-  if(pthread_cond_init(cond, &cat)){
-    pthread_condattr_destroy(&cat);
-    return -1;
-  }
-  pthread_condattr_destroy(&cat);
-  return 0;
-}
-
 int set_fd_nonblocking(int fd, unsigned state, unsigned* oldstate){
   int flags = fcntl(fd, F_GETFL);
   if(flags < 0){
@@ -152,3 +125,25 @@ int clock_nanosleep(clockid_t clockid, int flags, const struct timespec *request
 }
 #endif
 #endif
+
+// initializes a pthread_cond_t to use CLOCK_MONOTONIC (as opposed to the
+// default CLOCK_REALTIME) if possible. if not possible, initializes a
+// regular ol' CLOCK_REALTIME condvar.
+int pthread_condmonotonic_init(pthread_cond_t* cond){
+  pthread_condattr_t cat;
+  if(pthread_condattr_init(&cat)){
+    return -1;
+  }
+#ifndef __APPLE__
+  if(pthread_condattr_setclock(&cat, CLOCK_MONOTONIC)){
+    pthread_condattr_destroy(&cat);
+    return -1;
+  }
+#endif
+  if(pthread_cond_init(cond, &cat)){
+    pthread_condattr_destroy(&cat);
+    return -1;
+  }
+  pthread_condattr_destroy(&cat);
+  return 0;
+}