index 5a7d483ce6178970495a0d0a41182ad17936e339..b33283e11e6f0761da848b60aec3892f2288a871 100644 (file)
return 0;
}
- if (GetLastError() == ERROR_FILE_NOT_FOUND)
- errno = ESRCH;
- else if (GetLastError() == ERROR_ACCESS_DENIED)
- errno = EPERM;
- else
- errno = EINVAL;
- return -1;
+ switch (GetLastError())
+ {
+ case ERROR_BROKEN_PIPE:
+ case ERROR_BAD_PIPE:
+
+ /*
+ * These arise transiently as a process is exiting. Treat them
+ * like POSIX treats a zombie process, reporting success.
+ */
+ return 0;
+
+ case ERROR_FILE_NOT_FOUND:
+ /* pipe fully gone, so treat the process as gone */
+ errno = ESRCH;
+ return -1;
+ case ERROR_ACCESS_DENIED:
+ errno = EPERM;
+ return -1;
+ default:
+ errno = EINVAL; /* unexpected */
+ return -1;
+ }
}
#endif