ref: fee6fddeb6c78274abc9b2cffc9ce07d336ea8a1
dir: /libc/runevseprint.c/
#include <u.h> #include <libc.h> #include "fmtdef.h" Rune* runevseprint(Rune *buf, Rune *e, char *fmt, va_list args) { Fmt f; if(e <= buf) return nil; f.runes = 1; f.start = buf; f.to = buf; f.stop = e - 1; f.flush = 0; f.farg = nil; f.nfmt = 0; VA_COPY(f.args,args); dofmt(&f, fmt); VA_END(f.args); *(Rune*)f.to = '\0'; return (Rune*)f.to; }