| #include "lib9.h" |
| #include <bio.h> |
| |
| static int |
| fmtBflush(Fmt *f) |
| { |
| Biobuf *bp; |
| |
| bp = f->farg; |
| bp->ocount = (char*)f->to - (char*)f->stop; |
| if(Bflush(bp) < 0) |
| return 0; |
| f->stop = bp->ebuf; |
| f->to = (char*)f->stop + bp->ocount; |
| f->start = f->to; |
| return 1; |
| } |
| |
| int |
| Bvprint(Biobuf *bp, char *fmt, va_list arg) |
| { |
| int n; |
| Fmt f; |
| |
| f.runes = 0; |
| f.stop = bp->ebuf; |
| f.start = (char*)f.stop + bp->ocount; |
| f.to = f.start; |
| f.flush = fmtBflush; |
| f.farg = bp; |
| f.nfmt = 0; |
| fmtlocaleinit(&f, nil, nil, nil); |
| n = fmtvprint(&f, fmt, arg); |
| bp->ocount = (char*)f.to - (char*)f.stop; |
| if(n == 0) |
| n = f.nfmt; |
| return n; |
| } |