ref: de356dd855bb912e40a60592d6292d2066351ffd
dir: /sys/src/libstdio/sprintf.c/
/*
* pANS stdio -- sprintf
*/
#include "iolib.h"
int sprintf(char *buf, const char *fmt, ...){
int n;
va_list args;
FILE *f=sopenw();
if(f==NULL)
return 0;
setvbuf(f, buf, _IOFBF, 100000);
va_start(args, fmt);
n=vfprintf(f, fmt, args);
va_end(args);
sclose(f);
return n;
}