71 lines
1.8 KiB
C
71 lines
1.8 KiB
C
/*= -*- c-basic-offset: 4; indent-tabs-mode: nil; -*-
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*
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* librsync -- library for network deltas
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* Id: fileutil.c,v 1.21 2001/03/05 14:08:37 mbp Exp
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*
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* Copyright (C) 1999, 2000, 2001 by Martin Pool <mbp@samba.org>
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* Copyright (C) 1999 by Andrew Tridgell <tridge@samba.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 Lesser General Public License as published by
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* the Free Software Foundation; either version 2.1 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
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <config.h>
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#include <assert.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <stdio.h>
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#include <fcntl.h>
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#include <sys/file.h>
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#include <string.h>
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#include <errno.h>
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#include "rsync.h"
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#include "fileutil.h"
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#include "trace.h"
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/**
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* \brief Open a file, with special handling for `-' or unspecified
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* parameters on input and output.
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*
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* \param fopen-style mode string.
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*/
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FILE *
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rs_file_open(char const *filename, char const *mode)
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{
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FILE *f;
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int is_write;
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is_write = mode[0] == 'w';
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if (!filename || !strcmp("-", filename)) {
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if (is_write)
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return stdout;
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else
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return stdin;
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}
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if (!(f = fopen(filename, mode))) {
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rs_error("Error opening \"%s\" for %s: %s", filename,
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is_write ? "write" : "read",
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strerror(errno));
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exit(RS_IO_ERROR);
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}
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return f;
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}
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