40 lines
1.1 KiB
C
40 lines
1.1 KiB
C
/*
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* This file is part of the UCB release of Plan 9. It is subject to the license
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* terms in the LICENSE file found in the top-level directory of this
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* distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No
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* part of the UCB release of Plan 9, including this file, may be copied,
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* modified, propagated, or distributed except according to the terms contained
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* in the LICENSE file.
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*/
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/* Portions of this file are Copyright (C) 2015-2018 Giacomo Tesio <giacomo@tesio.it>
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* See /doc/license/gpl-2.0.txt for details about the licensing.
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*/
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/* Portions of this file are Copyright (C) 9front's team.
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* See /doc/license/9front-mit for details about the licensing.
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* See http://git.9front.org/plan9front/plan9front/HEAD/info.html for a list of authors.
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*/
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#include <u.h>
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#include <lib9.h>
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#include <bio.h>
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#include <authsrv.h>
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#include "authcmdlib.h"
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int
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readarg(int fd, char *arg, int len)
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{
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char buf[1];
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int i;
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i = 0;
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memset(arg, 0, len);
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while(jehanne_read(fd, buf, 1) == 1){
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if(i < len - 1)
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arg[i++] = *buf;
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if(*buf == '\0'){
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arg[i] = '\0';
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return 0;
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}
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}
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return -1;
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}
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