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tadd bfmt. - plan9port - [fork] Plan 9 from user space |
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git clone git://src.adamsgaard.dk/plan9port |
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--- |
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commit b0be3b88261ddf09aaeca5c287f1b9ca26ccb558 |
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parent 669250d159e93a6933afa4cd25f410af801515ec |
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Author: rsc <devnull@localhost> |
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Date: Wed, 3 Dec 2003 22:51:11 +0000 |
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add bfmt. |
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Diffstat: |
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A src/libbio/bfmt.c | 37 +++++++++++++++++++++++++++++… |
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1 file changed, 37 insertions(+), 0 deletions(-) |
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--- |
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diff --git a/src/libbio/bfmt.c b/src/libbio/bfmt.c |
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t@@ -0,0 +1,37 @@ |
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+#include "lib9.h" |
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+#include <bio.h> |
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+ |
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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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+ |
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+ b = f->farg; |
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+ b->ocount = f->to - 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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+ |
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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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+ |
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+int |
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+Bfmtflush(Fmt *f) |
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+{ |
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+ if(_Bfmtflush(f) <= 0) |
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+ return -1; |
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+ return f->nfmt; |
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+} |
