ndb_opts.h

mysql-5.0.22.tar.gz源码包

/* Copyright (C) 2003 MySQL AB

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2 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 General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */

#ifndef _NDB_OPTS_H
#define _NDB_OPTS_H

#include <ndb_global.h>
#include <my_sys.h>
#include <my_getopt.h>
#include <mysql_version.h>
#include <ndb_version.h>
#include <ndb_opt_defaults.h>

#define NDB_STD_OPTS_VARS \
my_bool	opt_ndb_optimized_node_selection

int opt_ndb_nodeid;
bool opt_endinfo= 0;
my_bool opt_ndb_shm;
my_bool opt_core;
const char *opt_ndb_connectstring= 0;
const char *opt_connect_str= 0;
const char *opt_ndb_mgmd= 0;
char opt_ndb_constrbuf[1024];
unsigned opt_ndb_constrbuf_len= 0;

#ifndef DBUG_OFF
const char *opt_debug= 0;
#endif

#define OPT_NDB_CONNECTSTRING 'c'
#if defined VM_TRACE && ( ! ( defined NDB_OSE || defined NDB_SOFTOSE) )
#define OPT_WANT_CORE_DEFAULT 1
#else
#define OPT_WANT_CORE_DEFAULT 0
#endif

#define NDB_STD_OPTS_COMMON \
  { "usage", '?', "Display this help and exit.", \
    0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0 }, \
  { "help", '?', "Display this help and exit.", \
    0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0 }, \
  { "version", 'V', "Output version information and exit.", 0, 0, 0, \
    GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0 }, \
  { "ndb-connectstring", OPT_NDB_CONNECTSTRING, \
    "Set connect string for connecting to ndb_mgmd. " \
    "Syntax: \"[nodeid=<id>;][host=]<hostname>[:<port>]\". " \
    "Overides specifying entries in NDB_CONNECTSTRING and Ndb.cfg", \
    (gptr*) &opt_ndb_connectstring, (gptr*) &opt_ndb_connectstring, \
    0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0 },\
  { "ndb-mgmd-host", OPT_NDB_MGMD, \
    "Set host and port for connecting to ndb_mgmd. " \
    "Syntax: <hostname>[:<port>].", \
    (gptr*) &opt_ndb_mgmd, (gptr*) &opt_ndb_mgmd, 0, \
    GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0 },\
  { "ndb-nodeid", OPT_NDB_NODEID, \
    "Set node id for this node.", \
    (gptr*) &opt_ndb_nodeid, (gptr*) &opt_ndb_nodeid, 0, \
    GET_INT, REQUIRED_ARG, 0, 0, 0, 0, 0, 0 },\
  { "ndb-shm", OPT_NDB_SHM,\
    "Allow optimizing using shared memory connections when available",\
    (gptr*) &opt_ndb_shm, (gptr*) &opt_ndb_shm, 0,\
    GET_BOOL, NO_ARG, OPT_NDB_SHM_DEFAULT, 0, 0, 0, 0, 0 },\
  {"ndb-optimized-node-selection", OPT_NDB_OPTIMIZED_NODE_SELECTION,\
    "Select nodes for transactions in a more optimal way",\
    (gptr*) &opt_ndb_optimized_node_selection,\
    (gptr*) &opt_ndb_optimized_node_selection, 0,\
    GET_BOOL, OPT_ARG, 1, 0, 0, 0, 0, 0},\
  { "connect-string", OPT_NDB_CONNECTSTRING, "same as --ndb-connectstring",\
    (gptr*) &opt_ndb_connectstring, (gptr*) &opt_ndb_connectstring, \
    0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0 },\
  { "core-file", OPT_WANT_CORE, "Write core on errors.",\
    (gptr*) &opt_core, (gptr*) &opt_core, 0,\
    GET_BOOL, NO_ARG, OPT_WANT_CORE_DEFAULT, 0, 0, 0, 0, 0},\
  {"character-sets-dir", OPT_CHARSETS_DIR,\
     "Directory where character sets are.", (gptr*) &charsets_dir,\
     (gptr*) &charsets_dir, 0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0}\

#ifndef DBUG_OFF
#define NDB_STD_OPTS(prog_name) \
  { "debug", '#', "Output debug log. Often this is 'd:t:o,filename'.", \
    (gptr*) &opt_debug, (gptr*) &opt_debug, \
    0, GET_STR, OPT_ARG, 0, 0, 0, 0, 0, 0 }, \
  NDB_STD_OPTS_COMMON
#else
#define NDB_STD_OPTS(prog_name) NDB_STD_OPTS_COMMON
#endif

static void ndb_std_print_version()
{
  printf("MySQL distrib %s, for %s (%s)\n",
	 MYSQL_SERVER_VERSION,SYSTEM_TYPE,MACHINE_TYPE);
}

static void usage();

enum ndb_std_options {
  OPT_NDB_SHM= 256,
  OPT_NDB_SHM_SIGNUM,
  OPT_NDB_OPTIMIZED_NODE_SELECTION,
  OPT_WANT_CORE,
  OPT_NDB_MGMD,
  OPT_NDB_NODEID,
  OPT_CHARSETS_DIR,
  NDB_STD_OPTIONS_LAST /* should always be last in this enum */
};

static my_bool
ndb_std_get_one_option(int optid,
		       const struct my_option *opt __attribute__((unused)),
		       char *argument)
{
  switch (optid) {
#ifndef DBUG_OFF
  case '#':
    if (opt_debug)
    {
      DBUG_PUSH(opt_debug);
    }
    else
    {
      DBUG_PUSH("d:t");
    }
    opt_endinfo= 1;
    break;
#endif
  case 'V':
    ndb_std_print_version();
    exit(0);
  case '?':
    usage();
    exit(0);
  case OPT_NDB_SHM:
    if (opt_ndb_shm)
    {
#ifndef NDB_SHM_TRANSPORTER
      printf("Warning: binary not compiled with shared memory support,\n"
	     "Tcp connections will now be used instead\n");
      opt_ndb_shm= 0;
#endif
    }
    break;
  case OPT_NDB_MGMD:
  case OPT_NDB_NODEID:
  {
    int len= my_snprintf(opt_ndb_constrbuf+opt_ndb_constrbuf_len,
			 sizeof(opt_ndb_constrbuf)-opt_ndb_constrbuf_len,
			 "%s%s%s",opt_ndb_constrbuf_len > 0 ? ",":"",
			 optid == OPT_NDB_NODEID ? "nodeid=" : "",
			 argument);
    opt_ndb_constrbuf_len+= len;
  }
  /* fall through to add the connectstring to the end
   * and set opt_ndbcluster_connectstring
   */
  case OPT_NDB_CONNECTSTRING:
    if (opt_ndb_connectstring && opt_ndb_connectstring[0])
      my_snprintf(opt_ndb_constrbuf+opt_ndb_constrbuf_len,
		  sizeof(opt_ndb_constrbuf)-opt_ndb_constrbuf_len,
		  "%s%s", opt_ndb_constrbuf_len > 0 ? ",":"",
		  opt_ndb_connectstring);
    else
      opt_ndb_constrbuf[opt_ndb_constrbuf_len]= 0;
    opt_connect_str= opt_ndb_constrbuf;
    break;
  }
  return 0;
}

#endif /*_NDB_OPTS_H */