X-Git-Url: https://pd.if.org/git/?p=pdclib.old;a=blobdiff_plain;f=platform%2Fexample%2Ffunctions%2F_PDCLIB%2Fflushbuffer.c;h=e68c6c49041875243d7e983211b682e0e4bbd28c;hp=c2ac98d8ef8aac286460ede9a2e4aa8dcf326e7e;hb=8cfc7f73e7baec32630b9cf55582febd41b8a684;hpb=37a19e428fd1e1b348e332fdc8ee759d13ebe88b

diff --git a/platform/example/functions/_PDCLIB/flushbuffer.c b/platform/example/functions/_PDCLIB/flushbuffer.c
index c2ac98d..e68c6c4 100644
--- a/platform/example/functions/_PDCLIB/flushbuffer.c
+++ b/platform/example/functions/_PDCLIB/flushbuffer.c
@@ -50,6 +50,10 @@ int _PDCLIB_flushbuffer( struct _PDCLIB_file_t * stream )
             /* Write error */
             switch ( errno )
             {
+                /* See <_PDCLIB_config.h>. There should be differenciated errno
+                   handling here, possibly even a 1:1 mapping; but that is up
+                   to the individual platform.
+                */
                 case EBADF:
                 case EFAULT:
                 case EFBIG:
@@ -58,10 +62,11 @@ int _PDCLIB_flushbuffer( struct _PDCLIB_file_t * stream )
                 case EIO:
                 case ENOSPC:
                 case EPIPE:
-                    _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;
@@ -79,7 +84,10 @@ int _PDCLIB_flushbuffer( struct _PDCLIB_file_t * stream )
             return 0;
         }
     }
-    _PDCLIB_errno = _PDCLIB_ERETRY;
+    /* Number of retries exceeded. You probably want a different errno value
+       here.
+    */
+    _PDCLIB_errno = _PDCLIB_ERROR;
     stream->status |= _PDCLIB_ERRORFLAG;
     /* Move unwritten remains to begin of buffer. */
     stream->bufidx -= written;