41 lines
577 B
C
41 lines
577 B
C
#include "lib9.h"
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#include <bio.h>
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static int
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_Bfmtflush(Fmt *f)
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{
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Biobuf *b;
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b = f->farg;
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b->ocount = (char*)f->to - (char*)f->stop;
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if(Bflush(b) < 0)
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return 0;
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f->to = b->ebuf+b->ocount;
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return 1;
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}
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int
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Bfmtinit(Fmt *f, Biobuf *b)
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{
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if(b->state != Bwactive)
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return -1;
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memset(f, 0, sizeof *f);
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f->farg = b;
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f->start = b->bbuf;
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f->to = b->ebuf+b->ocount;
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f->stop = b->ebuf;
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f->flush = _Bfmtflush;
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return 0;
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}
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int
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Bfmtflush(Fmt *f)
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{
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Biobuf *b;
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b = f->farg;
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if(f->to == nil)
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return -1;
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b->ocount = (char*)f->to - (char*)f->stop;
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return f->nfmt;
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}
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