X-Git-Url: https://pd.if.org/git/?a=blobdiff_plain;f=platform%2Fexample%2Ffunctions%2F_PDCLIB%2Ffillbuffer.c;h=1d450259e55ee8721b3a92b0172ec8a77cd20869;hb=2af7521205cfba3d516f32a5a666d267dce5898d;hp=8da93ad345fb8a1ff0963eb28cb95d06f81ff1b4;hpb=50c9c6af3784c1fce7a82c50df1e7ef8f9b57bd4;p=pdclib

diff --git a/platform/example/functions/_PDCLIB/fillbuffer.c b/platform/example/functions/_PDCLIB/fillbuffer.c
index 8da93ad..1d45025 100644
--- a/platform/example/functions/_PDCLIB/fillbuffer.c
+++ b/platform/example/functions/_PDCLIB/fillbuffer.c
@@ -41,15 +41,19 @@ int _PDCLIB_fillbuffer( struct _PDCLIB_file_t * stream )
         /* Reading error */
         switch ( errno )
         {
+            /* See comments on implementation-defined errno values in
+               <_PDCLIB_config.h>.
+            */
             case EBADF:
             case EFAULT:
             case EINTR:
             case EINVAL:
             case EIO:
-                _PDCLIB_errno = _PDCLIB_EIO;
+                _PDCLIB_errno = _PDCLIB_ERROR;
                 break;
             default:
-                _PDCLIB_errno = _PDCLIB_EUNKNOWN;
+                /* This should be something like EUNKNOWN. */
+                _PDCLIB_errno = _PDCLIB_ERROR;
                 break;
         }
         stream->status |= _PDCLIB_ERRORFLAG;