diff options
Diffstat (limited to 'mysys/my_write.c')
| -rw-r--r-- | mysys/my_write.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/mysys/my_write.c b/mysys/my_write.c index 07dbfe8eb40..17f6131b617 100644 --- a/mysys/my_write.c +++ b/mysys/my_write.c @@ -40,7 +40,17 @@ size_t my_write(int Filedes, const uchar *Buffer, size_t Count, myf MyFlags) for (;;) { - if ((writenbytes= write(Filedes, Buffer, Count)) == Count) + writenbytes= write(Filedes, Buffer, Count); + /** + To simulate the write error set the errno = error code + and the number pf written bytes to -1. + */ + DBUG_EXECUTE_IF ("simulate_file_write_error", + { + errno= ENOSPC; + writenbytes= (size_t) -1; + }); + if (writenbytes == Count) break; if (writenbytes != (size_t) -1) { /* Safeguard */ |