ref: 528936156f02103a1b884d82d003f3cf4089923d
dir: /sys/src/libc/fmt/fmtfd.c/
#include <u.h> #include <libc.h> #include "fmtdef.h" /* * public routine for final flush of a formatting buffer * to a file descriptor; returns total char count. */ int fmtfdflush(Fmt *f) { if(_fmtFdFlush(f) <= 0) return -1; return f->nfmt; } /* * initialize an output buffer for buffered printing */ int fmtfdinit(Fmt *f, int fd, char *buf, int size) { f->runes = 0; f->start = buf; f->to = buf; f->stop = buf + size; f->flush = _fmtFdFlush; f->farg = (void*)fd; f->nfmt = 0; return 0; }