Dep/MySQL: Updated MySQL sources to version 5.5.9 (current GA)
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@@ -20,14 +20,14 @@
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/* Write a chunk of bytes to a file */
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size_t my_write(int Filedes, const uchar *Buffer, size_t Count, myf MyFlags)
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size_t my_write(File Filedes, const uchar *Buffer, size_t Count, myf MyFlags)
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{
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size_t writenbytes, written;
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size_t writtenbytes, written;
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uint errors;
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DBUG_ENTER("my_write");
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DBUG_PRINT("my",("Fd: %d Buffer: 0x%lx Count: %lu MyFlags: %d",
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Filedes, (long) Buffer, (ulong) Count, MyFlags));
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errors=0; written=0;
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DBUG_PRINT("my",("fd: %d Buffer: %p Count: %lu MyFlags: %d",
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Filedes, Buffer, (ulong) Count, MyFlags));
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errors= 0; written= 0;
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/* The behavior of write(fd, buf, 0) is not portable */
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if (unlikely(!Count))
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@@ -35,22 +35,26 @@ size_t my_write(int Filedes, const uchar *Buffer, size_t Count, myf MyFlags)
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for (;;)
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{
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if ((writenbytes= write(Filedes, Buffer, Count)) == Count)
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#ifdef _WIN32
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writtenbytes= my_win_write(Filedes, Buffer, Count);
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#else
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writtenbytes= write(Filedes, Buffer, Count);
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#endif
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if (writtenbytes == Count)
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break;
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if (writenbytes != (size_t) -1)
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if (writtenbytes != (size_t) -1)
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{ /* Safeguard */
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written+=writenbytes;
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Buffer+=writenbytes;
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Count-=writenbytes;
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written+= writtenbytes;
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Buffer+= writtenbytes;
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Count-= writtenbytes;
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}
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my_errno=errno;
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my_errno= errno;
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DBUG_PRINT("error",("Write only %ld bytes, error: %d",
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(long) writenbytes, my_errno));
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(long) writtenbytes, my_errno));
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#ifndef NO_BACKGROUND
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#ifdef THREAD
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if (my_thread_var->abort)
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MyFlags&= ~ MY_WAIT_IF_FULL; /* End if aborted by user */
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#endif
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if ((my_errno == ENOSPC || my_errno == EDQUOT) &&
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(MyFlags & MY_WAIT_IF_FULL))
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{
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@@ -59,19 +63,19 @@ size_t my_write(int Filedes, const uchar *Buffer, size_t Count, myf MyFlags)
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continue;
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}
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if ((writenbytes == 0 || writenbytes == (size_t) -1))
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if ((writtenbytes == 0 || writtenbytes == (size_t) -1))
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{
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if (my_errno == EINTR)
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{
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DBUG_PRINT("debug", ("my_write() was interrupted and returned %ld",
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(long) writenbytes));
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(long) writtenbytes));
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continue; /* Interrupted */
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}
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if (!writenbytes && !errors++) /* Retry once */
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if (!writtenbytes && !errors++) /* Retry once */
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{
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/* We may come here if the file quota is exeeded */
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errno=EFBIG; /* Assume this is the error */
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errno= EFBIG; /* Assume this is the error */
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continue;
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}
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}
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@@ -92,5 +96,5 @@ size_t my_write(int Filedes, const uchar *Buffer, size_t Count, myf MyFlags)
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}
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if (MyFlags & (MY_NABP | MY_FNABP))
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DBUG_RETURN(0); /* Want only errors */
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DBUG_RETURN(writenbytes+written);
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DBUG_RETURN(writtenbytes+written);
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} /* my_write */
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