diff options
Diffstat (limited to 'mysys/my_write.c')
| -rw-r--r-- | mysys/my_write.c | 39 |
1 files changed, 22 insertions, 17 deletions
diff --git a/mysys/my_write.c b/mysys/my_write.c index d7eb390bdd2..3eac1364f46 100644 --- a/mysys/my_write.c +++ b/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)) @@ -35,17 +35,22 @@ 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) @@ -59,19 +64,19 @@ 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 +97,5 @@ 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 */ |