9base

revived minimalist port of Plan 9 userland to Unix
git clone git://git.suckless.org/9base
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vseprint.c (479B)

      1 /* Copyright (c) 2002-2006 Lucent Technologies; see LICENSE */
      2 #include <stdarg.h>
      3 #include "plan9.h"
      4 #include "fmt.h"
      5 #include "fmtdef.h"
      6 
      7 char*
      8 vseprint(char *buf, char *e, char *fmt, va_list args)
      9 {
     10 	Fmt f;
     11 
     12 	if(e <= buf)
     13 		return nil;
     14 	f.runes = 0;
     15 	f.start = buf;
     16 	f.to = buf;
     17 	f.stop = e - 1;
     18 	f.flush = 0;
     19 	f.farg = nil;
     20 	f.nfmt = 0;
     21 	VA_COPY(f.args,args);
     22 	fmtlocaleinit(&f, nil, nil, nil);
     23 	dofmt(&f, fmt);
     24 	VA_END(f.args);
     25 	*(char*)f.to = '\0';
     26 	return (char*)f.to;
     27 }
     28