ref: 6a3d7f26bf284bade672022fada6c6f831e0a8bc
dir: /sys/src/libc/fmt/smprint.c/
#include <u.h>
#include <libc.h>
char*
smprint(char *fmt, ...)
{
va_list args;
char *p;
va_start(args, fmt);
p = vsmprint(fmt, args);
va_end(args);
if(p != nil)
setmalloctag(p, getcallerpc(&fmt));
return p;
}