tests/flockfile.c

   1 #include <errno.h>
   2 #include <stdio.h>
   3 #include <stdlib.h>
   4 #include "darwintest.h"
   5
   6 T_DECL(flockfile_preserve_errno, "flockfile preserves errno")
   7 {
   8         errno = EBUSY;
   9         flockfile(stderr);
  10         T_ASSERT_EQ(errno, EBUSY, "flockfile preserves errno");
  11 }
  12
  13 T_DECL(funlockfile_preserve_errno, "funlockfile preserves errno")
  14 {
  15         errno = EBUSY;
  16         funlockfile(stderr);
  17         T_ASSERT_EQ(errno, EBUSY, "funlockfile preserves errno");
  18 }
  19
  20 T_DECL(ftrylockfile_preserve_errno, "ftrylockfile preserves errno")
  21 {
  22         errno = EBUSY;
  23         ftrylockfile(stderr);
  24         T_ASSERT_EQ(errno, EBUSY, "ftrylockfile preserves errno");
  25 }
  26