Drizzled Public API Documentation

table_raw_reader.cc
1 /* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
2  * vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
3  *
4  * Copyright (C) 2009 Sun Microsystems, Inc.
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; either version 2 of the License, or
9  * (at your option) any later version.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
21 #include <config.h>
22 #include <sys/types.h>
23 #include <sys/stat.h>
24 #include <fcntl.h>
25 #include <string.h>
26 #include <stdio.h>
27 #include <errno.h>
28 #include <unistd.h>
29 
30 #include <iostream>
31 #include <string>
32 #include <drizzled/message/table.pb.h>
33 #include <google/protobuf/io/zero_copy_stream.h>
34 #include <google/protobuf/io/zero_copy_stream_impl.h>
35 #include <google/protobuf/text_format.h>
36 
37 using namespace std;
38 using namespace drizzled;
39 using namespace google;
40 
41 
42 static void print_table(const message::Table &table)
43 {
44  string proto_as_text("");
45 
46  protobuf::TextFormat::PrintToString(table, &proto_as_text);
47 
48  cout << proto_as_text;
49 }
50 
51 int main(int argc, char* argv[])
52 {
53  GOOGLE_PROTOBUF_VERIFY_VERSION;
54 
55  if (argc != 2) {
56  fprintf(stderr, "Usage: %s SCHEMA\n", argv[0]);
57  return -1;
58  }
59 
60  message::Table table;
61 
62  {
63  int fd= open(argv[1], O_RDONLY);
64 
65  if (fd == -1)
66  {
67  perror("Failed to open table definition file");
68  return -1;
69  }
70 
71  protobuf::io::ZeroCopyInputStream* input=
72  new protobuf::io::FileInputStream(fd);
73 
74  if (!table.ParseFromZeroCopyStream(input))
75  {
76  fprintf(stderr, "Failed to parse table.");
77  close(fd);
78  return -1;
79  }
80 
81  close(fd);
82  }
83 
84  print_table(table);
85 
86  return 0;
87 }
TODO: Rename this file - func.h is stupid.