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