fiss

Friedel's Initialization and Service Supervision
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fmtfdflush.c (417B)

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