?? popen.c
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/* $Header: /cvsup/minix/src/lib/ack/libp/popen.c,v 1.1 2005/10/10 15:27:47 beng Exp $ *//* * (c) copyright 1983 by the Vrije Universiteit, Amsterdam, The Netherlands. * * This product is part of the Amsterdam Compiler Kit. * * Permission to use, sell, duplicate or disclose this software must be * obtained in writing. Requests for such permissions may be sent to * * Dr. Andrew S. Tanenbaum * Wiskundig Seminarium * Vrije Universiteit * Postbox 7161 * 1007 MC Amsterdam * The Netherlands * *//* Author: J.W. Stevenson */#include <pc_file.h>#include <pc_err.h>extern _cls();extern _trp();extern int _open();/* procedure popen(var f:text; s:string); */popen(f,s) struct file *f; char *s; { _cls(f); /* initializes _curfil */ f->ptr = f->bufadr; f->flags = TXTBIT|MAGIC; f->fname = s; f->size = 1; f->count = 0; f->buflen = PC_BUFLEN; if ((f->ufd = _open(s,0)) < 0) _trp(ERESET);}
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