ref: c854b7aad1a17d9aa69ceda8e3acb5232e9208d4
dir: /libc/fmtfdflush.c/
#include <inttypes.h> #include <u.h> #include <libc.h> #include "fmtdef.h" /* * generic routine for flushing a formatting buffer * to a file descriptor */ int __fmtFdFlush(Fmt *f) { int n; n = (char*)f->to - (char*)f->start; if(n && write((uintptr_t)f->farg, f->start, n) != n) return 0; f->to = f->start; return 1; }