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61 lines
1.3 KiB
C
61 lines
1.3 KiB
C
/* vi: set sw=4 ts=4: */
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/*
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* Utility routines.
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*
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* Copyright (C) 1999,2000,2001 by Erik Andersen <andersee@debian.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <stdio.h>
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#include <unistd.h>
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#include "libbb.h"
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/*
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* Write all of the supplied buffer out to a file.
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* This does multiple writes as necessary.
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* Returns the amount written, or -1 on an error.
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*/
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int full_write(int fd, const char *buf, int len)
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{
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int cc;
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int total;
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total = 0;
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while (len > 0) {
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cc = write(fd, buf, len);
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if (cc < 0)
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return -1;
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buf += cc;
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total += cc;
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len -= cc;
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}
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return total;
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}
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/* END CODE */
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/*
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Local Variables:
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c-file-style: "linux"
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c-basic-offset: 4
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tab-width: 4
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End:
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*/
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