tfmtfdflush.c - plan9port - [fork] Plan 9 from user space
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       ---
       tfmtfdflush.c (412B)
       ---
            1 /* Copyright (c) 2002-2006 Lucent Technologies; see LICENSE */
            2 #include <stdarg.h>
            3 #include <unistd.h>
            4 #include "plan9.h"
            5 #include "fmt.h"
            6 #include "fmtdef.h"
            7 
            8 /*
            9  * generic routine for flushing a formatting buffer
           10  * to a file descriptor
           11  */
           12 int
           13 __fmtFdFlush(Fmt *f)
           14 {
           15         int n;
           16 
           17         n = (char*)f->to - (char*)f->start;
           18         if(n && write((uintptr)f->farg, f->start, n) != n)
           19                 return 0;
           20         f->to = f->start;
           21         return 1;
           22 }