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path: root/dep/mysqllite/mysys/my_write.c
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Diffstat (limited to 'dep/mysqllite/mysys/my_write.c')
-rw-r--r--dep/mysqllite/mysys/my_write.c42
1 files changed, 23 insertions, 19 deletions
diff --git a/dep/mysqllite/mysys/my_write.c b/dep/mysqllite/mysys/my_write.c
index d7eb390bdd2..64f7546620f 100644
--- a/dep/mysqllite/mysys/my_write.c
+++ b/dep/mysqllite/mysys/my_write.c
@@ -20,14 +20,14 @@
/* Write a chunk of bytes to a file */
-size_t my_write(int Filedes, const uchar *Buffer, size_t Count, myf MyFlags)
+size_t my_write(File Filedes, const uchar *Buffer, size_t Count, myf MyFlags)
{
- size_t writenbytes, written;
+ size_t writtenbytes, written;
uint errors;
DBUG_ENTER("my_write");
- DBUG_PRINT("my",("Fd: %d Buffer: 0x%lx Count: %lu MyFlags: %d",
- Filedes, (long) Buffer, (ulong) Count, MyFlags));
- errors=0; written=0;
+ DBUG_PRINT("my",("fd: %d Buffer: %p Count: %lu MyFlags: %d",
+ Filedes, Buffer, (ulong) Count, MyFlags));
+ errors= 0; written= 0;
/* The behavior of write(fd, buf, 0) is not portable */
if (unlikely(!Count))
@@ -35,22 +35,26 @@ size_t my_write(int Filedes, const uchar *Buffer, size_t Count, myf MyFlags)
for (;;)
{
- if ((writenbytes= write(Filedes, Buffer, Count)) == Count)
+#ifdef _WIN32
+ writtenbytes= my_win_write(Filedes, Buffer, Count);
+#else
+ writtenbytes= write(Filedes, Buffer, Count);
+#endif
+ if (writtenbytes == Count)
break;
- if (writenbytes != (size_t) -1)
+ if (writtenbytes != (size_t) -1)
{ /* Safeguard */
- written+=writenbytes;
- Buffer+=writenbytes;
- Count-=writenbytes;
+ written+= writtenbytes;
+ Buffer+= writtenbytes;
+ Count-= writtenbytes;
}
- my_errno=errno;
+ my_errno= errno;
DBUG_PRINT("error",("Write only %ld bytes, error: %d",
- (long) writenbytes, my_errno));
+ (long) writtenbytes, my_errno));
#ifndef NO_BACKGROUND
-#ifdef THREAD
if (my_thread_var->abort)
MyFlags&= ~ MY_WAIT_IF_FULL; /* End if aborted by user */
-#endif
+
if ((my_errno == ENOSPC || my_errno == EDQUOT) &&
(MyFlags & MY_WAIT_IF_FULL))
{
@@ -59,19 +63,19 @@ size_t my_write(int Filedes, const uchar *Buffer, size_t Count, myf MyFlags)
continue;
}
- if ((writenbytes == 0 || writenbytes == (size_t) -1))
+ if ((writtenbytes == 0 || writtenbytes == (size_t) -1))
{
if (my_errno == EINTR)
{
DBUG_PRINT("debug", ("my_write() was interrupted and returned %ld",
- (long) writenbytes));
+ (long) writtenbytes));
continue; /* Interrupted */
}
- if (!writenbytes && !errors++) /* Retry once */
+ if (!writtenbytes && !errors++) /* Retry once */
{
/* We may come here if the file quota is exeeded */
- errno=EFBIG; /* Assume this is the error */
+ errno= EFBIG; /* Assume this is the error */
continue;
}
}
@@ -92,5 +96,5 @@ size_t my_write(int Filedes, const uchar *Buffer, size_t Count, myf MyFlags)
}
if (MyFlags & (MY_NABP | MY_FNABP))
DBUG_RETURN(0); /* Want only errors */
- DBUG_RETURN(writenbytes+written);
+ DBUG_RETURN(writtenbytes+written);
} /* my_write */