1*0d601874SDavid du Colombier /* 2*0d601874SDavid du Colombier * The authors of this software are Rob Pike and Ken Thompson. 3*0d601874SDavid du Colombier * Copyright (c) 2002 by Lucent Technologies. 4*0d601874SDavid du Colombier * Permission to use, copy, modify, and distribute this software for any 5*0d601874SDavid du Colombier * purpose without fee is hereby granted, provided that this entire notice 6*0d601874SDavid du Colombier * is included in all copies of any software which is or includes a copy 7*0d601874SDavid du Colombier * or modification of this software and in all copies of the supporting 8*0d601874SDavid du Colombier * documentation for such software. 9*0d601874SDavid du Colombier * THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR IMPLIED 10*0d601874SDavid du Colombier * WARRANTY. IN PARTICULAR, NEITHER THE AUTHORS NOR LUCENT TECHNOLOGIES MAKE 11*0d601874SDavid du Colombier * ANY REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE MERCHANTABILITY 12*0d601874SDavid du Colombier * OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE. 13*0d601874SDavid du Colombier */ 14*0d601874SDavid du Colombier #include <inttypes.h> 158ccd4a63SDavid du Colombier #include <u.h> 168ccd4a63SDavid du Colombier #include <libc.h> 178ccd4a63SDavid du Colombier #include "fmtdef.h" 188ccd4a63SDavid du Colombier 198ccd4a63SDavid du Colombier /* 208ccd4a63SDavid du Colombier * public routine for final flush of a formatting buffer 218ccd4a63SDavid du Colombier * to a file descriptor; returns total char count. 228ccd4a63SDavid du Colombier */ 238ccd4a63SDavid du Colombier int 248ccd4a63SDavid du Colombier fmtfdflush(Fmt *f) 258ccd4a63SDavid du Colombier { 26*0d601874SDavid du Colombier if(__fmtFdFlush(f) <= 0) 278ccd4a63SDavid du Colombier return -1; 288ccd4a63SDavid du Colombier return f->nfmt; 298ccd4a63SDavid du Colombier } 308ccd4a63SDavid du Colombier 318ccd4a63SDavid du Colombier /* 328ccd4a63SDavid du Colombier * initialize an output buffer for buffered printing 338ccd4a63SDavid du Colombier */ 348ccd4a63SDavid du Colombier int 358ccd4a63SDavid du Colombier fmtfdinit(Fmt *f, int fd, char *buf, int size) 368ccd4a63SDavid du Colombier { 378ccd4a63SDavid du Colombier f->runes = 0; 388ccd4a63SDavid du Colombier f->start = buf; 398ccd4a63SDavid du Colombier f->to = buf; 408ccd4a63SDavid du Colombier f->stop = buf + size; 41*0d601874SDavid du Colombier f->flush = __fmtFdFlush; 42*0d601874SDavid du Colombier f->farg = (void*)(uintptr_t)fd; 438ccd4a63SDavid du Colombier f->nfmt = 0; 448ccd4a63SDavid du Colombier return 0; 458ccd4a63SDavid du Colombier } 46