aboutsummaryrefslogtreecommitdiff
path: root/libcommon/common/common.cxx
blob: 69909247e9809dd4f105edccba0aab30dd24b147 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
// file      : libcommon/common/common.cxx
// copyright : Copyright (c) 2005-2012 Code Synthesis Tools CC
// license   : GNU GPL v2; see accompanying LICENSE file

#include <cstdlib> // std::exit
#include <utility> // std::move
#include <iostream>

#include <common/config.hxx>

#include <odb/database.hxx>

#if defined(DATABASE_MYSQL)
#  include <odb/mysql/database.hxx>
#  include <odb/mysql/connection-factory.hxx>
#elif defined(DATABASE_SQLITE)
#  include <odb/connection.hxx>
#  include <odb/transaction.hxx>
#  include <odb/schema-catalog.hxx>
#  include <odb/sqlite/database.hxx>
#  include <odb/sqlite/connection-factory.hxx>
#elif defined(DATABASE_PGSQL)
#  include <odb/pgsql/database.hxx>
#  include <odb/pgsql/connection-factory.hxx>
#elif defined(DATABASE_ORACLE)
#  include <odb/oracle/database.hxx>
#  include <odb/oracle/connection-factory.hxx>
#elif defined(DATABASE_MSSQL)
#  include <odb/mssql/database.hxx>
#  include <odb/mssql/connection-factory.hxx>
#else
#  error unknown database
#endif

#include <common/common.hxx>

using namespace std;
using namespace odb::core;

#if defined(DATABASE_MYSQL)
namespace mysql = odb::mysql;
#elif defined(DATABASE_SQLITE)
namespace sqlite = odb::sqlite;
#elif defined(DATABASE_PGSQL)
namespace pgsql = odb::pgsql;
#elif defined(DATABASE_ORACLE)
namespace oracle = odb::oracle;
#elif defined(DATABASE_MSSQL)
namespace mssql = odb::mssql;
#endif

auto_ptr<database>
create_database (int& argc,
                 char* argv[],
#if defined(DATABASE_SQLITE)
                 bool schema,
#else
                 bool,
#endif
                 size_t max_connections)
{
  if (argc > 1 && argv[1] == string ("--help"))
  {
    cout << "Usage: " << argv[0] << " [options]" << endl
         << "Options:" << endl;

#if defined(DATABASE_MYSQL)
    mysql::database::print_usage (cout);
#elif defined(DATABASE_SQLITE)
    sqlite::database::print_usage (cout);
#elif defined(DATABASE_PGSQL)
    pgsql::database::print_usage (cout);
#elif defined(DATABASE_ORAClE)
    oracle::database::print_usage (cout);
#endif

    exit (0);
  }

  auto_ptr<database> db;

#if defined(DATABASE_MYSQL)

#ifdef HAVE_CXX11
  unique_ptr<mysql::connection_factory> f;
#else
  auto_ptr<mysql::connection_factory> f;
#endif

  if (max_connections != 0)
    f.reset (new mysql::connection_pool_factory (max_connections));

  db.reset (new mysql::database (argc, argv, false, "", 0,
#ifdef HAVE_CXX11
                                 move (f)
#else
                                 f
#endif
            ));

#elif defined(DATABASE_SQLITE)

#ifdef HAVE_CXX11
  unique_ptr<sqlite::connection_factory> f;
#else
  auto_ptr<sqlite::connection_factory> f;
#endif

  if (max_connections != 0)
    f.reset (new sqlite::connection_pool_factory (max_connections));

  db.reset (
    new sqlite::database (
      argc, argv, false,
      SQLITE_OPEN_READWRITE
      | SQLITE_OPEN_CREATE
#ifdef SQLITE_OPEN_URI
      | SQLITE_OPEN_URI
#endif
      ,
      true,
#ifdef HAVE_CXX11
      move (f)
#else
      f
#endif
    ));

  // Create the database schema. Due to bugs in SQLite foreign key
  // support for DDL statements, we need to temporarily disable
  // foreign keys.
  //
  if (schema)
  {
    connection_ptr c (db->connection ());

    c->execute ("PRAGMA foreign_keys=OFF");

    transaction t (c->begin ());
    schema_catalog::create_schema (*db);
    t.commit ();

    c->execute ("PRAGMA foreign_keys=ON");
  }

#elif defined(DATABASE_PGSQL)

#ifdef HAVE_CXX11
  unique_ptr<pgsql::connection_factory> f;
#else
  auto_ptr<pgsql::connection_factory> f;
#endif

  if (max_connections != 0)
    f.reset (new pgsql::connection_pool_factory (max_connections));

  db.reset (new pgsql::database (argc, argv, false, "",
#ifdef HAVE_CXX11
                                 move (f)
#else
                                 f
#endif
            ));

#elif defined(DATABASE_ORACLE)

#ifdef HAVE_CXX11
  unique_ptr<oracle::connection_factory> f;
#else
  auto_ptr<oracle::connection_factory> f;
#endif

  if (max_connections != 0)
    f.reset (new oracle::connection_pool_factory (max_connections));

  // Set client database character set and client national character set
  // to UTF-8.
  //
  db.reset (new oracle::database (argc, argv, false, 873, 873, 0,
#ifdef HAVE_CXX11
                                  move (f)
#else
                                  f
#endif
            ));

#elif defined(DATABASE_MSSQL)

#ifdef HAVE_CXX11
  unique_ptr<mssql::connection_factory> f;
#else
  auto_ptr<mssql::connection_factory> f;
#endif

  if (max_connections != 0)
    f.reset (new mssql::connection_pool_factory (max_connections));

  db.reset (new mssql::database (argc, argv, false, "", 0,
#ifdef HAVE_CXX11
                                 move (f)
#else
                                 f
#endif
            ));
#endif

  return db;
}

bool
size_available ()
{
#if defined(DATABASE_SQLITE) || \
    defined(DATABASE_ORACLE) || \
    defined(DATABASE_MSSQL)
  return false;
#else
  return true;
#endif
}