Drizzled Public API Documentation

shutdown.cc
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36 
37 #include <config.h>
38 
39 #include <signal.h>
40 #include <drizzled/session.h>
41 #include <drizzled/sql_base.h>
42 #include <drizzled/function/str/strfunc.h>
43 #include <drizzled/plugin/function.h>
44 
45 using namespace drizzled;
46 
47 #define SHUTDOWN_MESSAGE "Beginning shutdown"
48 
49 class Shutdown : public Item_str_func
50 {
51 public:
52  Shutdown()
53  { }
54 
55  void fix_length_and_dec()
56  {
57  max_length= sizeof(SHUTDOWN_MESSAGE) * system_charset_info->mbmaxlen;
58  maybe_null= true;
59  }
60  const char *func_name() const { return "shutdown"; }
61  const char *fully_qualified_func_name() const { return "shutdown()"; }
62 
63  String *val_str(String *str)
64  {
65  kill_drizzle();
66 
67  str->copy(SHUTDOWN_MESSAGE, sizeof(SHUTDOWN_MESSAGE) -1, system_charset_info);
68 
69  return str;
70  }
71 };
72 
73 static int initialize(drizzled::module::Context &context)
74 {
75  context.add(new plugin::Create_function<Shutdown>("shutdown"));
76  return 0;
77 }
78 
79 DRIZZLE_DECLARE_PLUGIN
80 {
81  DRIZZLE_VERSION_ID,
82  "shutdown",
83  "1.0",
84  "Brian Aker",
85  N_("SHUTDOWN function"),
86  PLUGIN_LICENSE_BSD,
87  initialize,
88  NULL,
89  NULL
90 }
91 DRIZZLE_DECLARE_PLUGIN_END;