18 lines
281 B
C
18 lines
281 B
C
/*
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* pANS stdio -- setbuf
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*/
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#include "iolib.h"
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void setbuf(FILE *f, char *buf){
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if(f->state==OPEN){
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if(buf)
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f->bufl=BUFSIZ;
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else{
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buf=f->unbuf;
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f->bufl=0;
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}
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f->rp=f->wp=f->lp=f->buf=buf;
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f->state=RDWR;
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}
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/* else error, but there's no way to report it */
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}
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