libStatGen Software  1
UncompressedFileType.cpp
00001 /*
00002  *  Copyright (C) 2010  Regents of the University of Michigan
00003  *
00004  *   This program is free software: you can redistribute it and/or modify
00005  *   it under the terms of the GNU General Public License as published by
00006  *   the Free Software Foundation, either version 3 of the License, or
00007  *   (at your option) any later version.
00008  *
00009  *   This program is distributed in the hope that it will be useful,
00010  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
00011  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012  *   GNU General Public License for more details.
00013  *
00014  *   You should have received a copy of the GNU General Public License
00015  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
00016  */
00017 
00018 #include "UncompressedFileType.h"
00019 #include <string.h>
00020 
00021 UncompressedFileType::UncompressedFileType(const char * filename,
00022                                            const char * mode)
00023     : filePtr(NULL),
00024       kfilePtr(NULL),
00025       keof(false)
00026 {
00027     // Check if opening for read.
00028     if((mode[0] == 'r') || (mode[0] == 'R'))
00029     {
00030         if(strcmp(filename, "-") == 0)
00031         {
00032             // read from stdin
00033             filePtr = stdin;
00034         }
00035         else if((strstr(filename, "ftp://") == filename) ||
00036                 (strstr(filename, "http://") == filename))
00037         {
00038             // Reading http/ftp, so open the file using knetfile.
00039             kfilePtr = knet_open(filename, mode);
00040         }
00041         else
00042         {
00043             // Open the file.
00044             filePtr = fopen(filename, mode);
00045         }
00046     }
00047     else
00048     {
00049         // Not for read.
00050         // If the file is for write and is '-', then write to stdout.
00051         if(((mode[0] == 'w') || (mode[0] == 'W')) && 
00052            (strcmp(filename, "-") == 0))
00053         {
00054             // Write to stdout.
00055             filePtr = stdout;
00056         }
00057         else
00058         {
00059             // Open the file.
00060             filePtr = fopen(filename, mode);
00061         }
00062     }
00063 };
00064 
00065 
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