/*= -*- c-basic-offset: 4; indent-tabs-mode: nil; -*- * * librsync -- library for network deltas * $Id$ * * Copyright (C) 1999, 2000, 2001 by Martin Pool <mbp@samba.org> * Copyright (C) 1999 by Andrew Tridgell <tridge@samba.org> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published by * the Free Software Foundation; either version 2.1 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include <config_rsync.h> #include <assert.h> #include <stdlib.h> #include <unistd.h> #include <stdio.h> #include <fcntl.h> #include <sys/file.h> #include <string.h> #include <errno.h> #include "rsync.h" #include "fileutil.h" #include "trace.h" /** * \brief Open a file, with special handling for `-' or unspecified * parameters on input and output. * * \param fopen-style mode string. */ FILE * rs_file_open(char const *filename, char const *mode) { FILE *f; int is_write; is_write = mode[0] == 'w'; if (!filename || !strcmp("-", filename)) { if (is_write) return stdout; else return stdin; } if (!(f = fopen(filename, mode))) { rs_error("Error opening \"%s\" for %s: %s", filename, is_write ? "write" : "read", strerror(errno)); exit(RS_IO_ERROR); } return f; }