C++ rb_raise_mysql2_error函数代码示例

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本文整理汇总了C++中rb_raise_mysql2_error函数的典型用法代码示例。如果您正苦于以下问题：C++ rb_raise_mysql2_error函数的具体用法？C++ rb_raise_mysql2_error怎么用？C++ rb_raise_mysql2_error使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了rb_raise_mysql2_error函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: rb_mysql_client_async_result

static VALUE rb_mysql_client_async_result(VALUE self) {
    MYSQL_RES * result;
    GET_CLIENT(self);

    REQUIRE_OPEN_DB(wrapper);
    if (rb_thread_blocking_region(nogvl_read_query_result, wrapper->client, RUBY_UBF_IO, 0) == Qfalse) {
        // an error occurred, mark this connection inactive
        MARK_CONN_INACTIVE(self);
        return rb_raise_mysql2_error(wrapper->client);
    }

    result = (MYSQL_RES *)rb_thread_blocking_region(nogvl_store_result, wrapper->client, RUBY_UBF_IO, 0);

    // we have our result, mark this connection inactive
    MARK_CONN_INACTIVE(self);

    if (result == NULL) {
        if (mysql_field_count(wrapper->client) != 0) {
            rb_raise_mysql2_error(wrapper->client);
        }
        return Qnil;
    }

    VALUE resultObj = rb_mysql_result_to_obj(result);
    // pass-through query options for result construction later
    rb_iv_set(resultObj, "@query_options", rb_funcall(rb_iv_get(self, "@query_options"), rb_intern("dup"), 0));

#ifdef HAVE_RUBY_ENCODING_H
    mysql2_result_wrapper * result_wrapper;
    GetMysql2Result(resultObj, result_wrapper);
    result_wrapper->encoding = wrapper->encoding;
#endif
    return resultObj;
}

开发者ID:heathd，项目名称:mysql2，代码行数:34，代码来源:client.c

示例2: rb_mysql_client_store_result

/* call-seq:
 *    client.store_result
 *
 * Return the next result object from a query which
 * yielded multiple result sets.
 */
static VALUE rb_mysql_client_store_result(VALUE self)
{
  MYSQL_RES * result;
  VALUE resultObj;
#ifdef HAVE_RUBY_ENCODING_H
  mysql2_result_wrapper * result_wrapper;
#endif

  GET_CLIENT(self);

  result = (MYSQL_RES *)rb_thread_blocking_region(nogvl_store_result, wrapper, RUBY_UBF_IO, 0);

  if (result == NULL) {
    if (mysql_errno(wrapper->client) != 0) {
      rb_raise_mysql2_error(wrapper);
    }
    /* no data and no error, so query was not a SELECT */
    return Qnil;
  }

  resultObj = rb_mysql_result_to_obj(result);
  /* pass-through query options for result construction later */
  rb_iv_set(resultObj, "@query_options", rb_hash_dup(rb_iv_get(self, "@current_query_options")));

#ifdef HAVE_RUBY_ENCODING_H
  GetMysql2Result(resultObj, result_wrapper);
  result_wrapper->encoding = wrapper->encoding;
#endif
  return resultObj;

}

开发者ID:blaind，项目名称:mysql2，代码行数:37，代码来源:client.c

示例3: rb_connect

static VALUE rb_connect(VALUE self, VALUE user, VALUE pass, VALUE host, VALUE port, VALUE database, VALUE socket, VALUE flags) {
  struct nogvl_connect_args args;
  VALUE rv;
  GET_CLIENT(self);

  args.host = NIL_P(host) ? NULL : StringValuePtr(host);
  args.unix_socket = NIL_P(socket) ? NULL : StringValuePtr(socket);
  args.port = NIL_P(port) ? 0 : NUM2INT(port);
  args.user = NIL_P(user) ? NULL : StringValuePtr(user);
  args.passwd = NIL_P(pass) ? NULL : StringValuePtr(pass);
  args.db = NIL_P(database) ? NULL : StringValuePtr(database);
  args.mysql = wrapper->client;
  args.client_flag = NUM2ULONG(flags);

  rv = (VALUE) rb_thread_call_without_gvl(nogvl_connect, &args, RUBY_UBF_IO, 0);
  if (rv == Qfalse) {
    while (rv == Qfalse && errno == EINTR && !mysql_errno(wrapper->client)) {
      errno = 0;
      rv = (VALUE) rb_thread_call_without_gvl(nogvl_connect, &args, RUBY_UBF_IO, 0);
    }
    if (rv == Qfalse)
      return rb_raise_mysql2_error(wrapper);
  }

  wrapper->server_version = mysql_get_server_version(wrapper->client);
  wrapper->connected = 1;
  return self;
}

开发者ID:johncant，项目名称:mysql2，代码行数:28，代码来源:client.c

示例4: rb_connect

static VALUE rb_connect(VALUE self, VALUE user, VALUE pass, VALUE host, VALUE port, VALUE database, VALUE socket, VALUE flags) {
  struct nogvl_connect_args args;
  VALUE rv;
  GET_CLIENT(self);

  args.host = NIL_P(host) ? "localhost" : StringValuePtr(host);
  args.unix_socket = NIL_P(socket) ? NULL : StringValuePtr(socket);
  args.port = NIL_P(port) ? 3306 : NUM2INT(port);
  args.user = NIL_P(user) ? NULL : StringValuePtr(user);
  args.passwd = NIL_P(pass) ? NULL : StringValuePtr(pass);
  args.db = NIL_P(database) ? NULL : StringValuePtr(database);
  args.mysql = wrapper->client;
  args.client_flag = NUM2ULONG(flags);

  rv = rb_thread_blocking_region(nogvl_connect, &args, RUBY_UBF_IO, 0);
  if (rv == Qfalse) {
    while (rv == Qfalse && errno == EINTR) {
      errno = 0;
      rv = rb_thread_blocking_region(nogvl_connect, &args, RUBY_UBF_IO, 0);
    }
    if (rv == Qfalse)
      return rb_raise_mysql2_error(wrapper);
  }

  return self;
}

开发者ID:activewarehouse，项目名称:mysql2，代码行数:26，代码来源:client.c

示例5: rb_mysql_client_async_result

/* call-seq:
 *    client.async_result
 *
 * Returns the result for the last async issued query.
 */
static VALUE rb_mysql_client_async_result(VALUE self) {
  MYSQL_RES * result;
  VALUE resultObj;
#ifdef HAVE_RUBY_ENCODING_H
  mysql2_result_wrapper * result_wrapper;
#endif
  GET_CLIENT(self);

  // if we're not waiting on a result, do nothing
  if (NIL_P(wrapper->active_thread))
    return Qnil;

  REQUIRE_CONNECTED(wrapper);
  if (rb_thread_blocking_region(nogvl_read_query_result, wrapper->client, RUBY_UBF_IO, 0) == Qfalse) {
    // an error occurred, mark this connection inactive
    MARK_CONN_INACTIVE(self);
    return rb_raise_mysql2_error(wrapper);
  }

  VALUE is_streaming = rb_hash_aref(rb_iv_get(self, "@query_options"), sym_stream);
  if(is_streaming == Qtrue) {
    result = (MYSQL_RES *)rb_thread_blocking_region(nogvl_use_result, wrapper, RUBY_UBF_IO, 0);
  } else {
    result = (MYSQL_RES *)rb_thread_blocking_region(nogvl_store_result, wrapper, RUBY_UBF_IO, 0);
  }

  if (result == NULL) {
    if (mysql_errno(wrapper->client) != 0) {
      MARK_CONN_INACTIVE(self);
      rb_raise_mysql2_error(wrapper);
    }
    // no data and no error, so query was not a SELECT
    return Qnil;
  }

  resultObj = rb_mysql_result_to_obj(result);
  // pass-through query options for result construction later
  rb_iv_set(resultObj, "@query_options", rb_funcall(rb_iv_get(self, "@query_options"), rb_intern("dup"), 0));

#ifdef HAVE_RUBY_ENCODING_H
  GetMysql2Result(resultObj, result_wrapper);
  result_wrapper->encoding = wrapper->encoding;
#endif
  return resultObj;
}

开发者ID:brightbox，项目名称:mysql2，代码行数:50，代码来源:client.c

示例6: rb_mysql_client_query

static VALUE rb_mysql_client_query(int argc, VALUE * argv, VALUE self) {
  struct nogvl_send_query_args args;
  fd_set fdset;
  int fd, retval;
  int async = 0;
  VALUE opts;
  VALUE rb_async;

  MYSQL * client;

  if (rb_scan_args(argc, argv, "11", &args.sql, &opts) == 2) {
    if ((rb_async = rb_hash_aref(opts, sym_async)) != Qnil) {
      async = rb_async == Qtrue ? 1 : 0;
    }
  }

  Check_Type(args.sql, T_STRING);
#ifdef HAVE_RUBY_ENCODING_H
  rb_encoding *conn_enc = rb_to_encoding(rb_iv_get(self, "@encoding"));
  // ensure the string is in the encoding the connection is expecting
  args.sql = rb_str_export_to_enc(args.sql, conn_enc);
#endif

  Data_Get_Struct(self, MYSQL, client);

  REQUIRE_OPEN_DB(client);

  args.mysql = client;
  if (rb_thread_blocking_region(nogvl_send_query, &args, RUBY_UBF_IO, 0) == Qfalse) {
    return rb_raise_mysql2_error(client);
  }

  if (!async) {
    // the below code is largely from do_mysql
    // http://github.com/datamapper/do
    fd = client->net.fd;
    for(;;) {
      FD_ZERO(&fdset);
      FD_SET(fd, &fdset);

      retval = rb_thread_select(fd + 1, &fdset, NULL, NULL, NULL);

      if (retval < 0) {
          rb_sys_fail(0);
      }

      if (retval > 0) {
          break;
      }
    }

    return rb_mysql_client_async_result(self);
  } else {
    return Qnil;
  }
}

开发者ID:foobargem，项目名称:mysql2，代码行数:56，代码来源:mysql2_ext.c

示例7: do_send_query

static VALUE do_send_query(void *args) {
  struct nogvl_send_query_args *query_args = args;
  mysql_client_wrapper *wrapper = query_args->wrapper;
  if ((VALUE)rb_thread_call_without_gvl(nogvl_send_query, args, RUBY_UBF_IO, 0) == Qfalse) {
    /* an error occurred, we're not active anymore */
    wrapper->active_thread = Qnil;
    rb_raise_mysql2_error(wrapper);
  }
  return Qnil;
}

开发者ID:reverbnation，项目名称:mysql2，代码行数:10，代码来源:client.c

示例8: do_send_query

static VALUE do_send_query(void *args) {
  struct nogvl_send_query_args *query_args = args;
  mysql_client_wrapper *wrapper = query_args->wrapper;
  if (rb_thread_blocking_region(nogvl_send_query, args, RUBY_UBF_IO, 0) == Qfalse) {
    // an error occurred, we're not active anymore
    MARK_CONN_INACTIVE(self);
    return rb_raise_mysql2_error(wrapper);
  }
  return Qnil;
}

开发者ID:0xCCD，项目名称:mysql2，代码行数:10，代码来源:client.c

示例9: rb_mysql_client_affected_rows

static VALUE rb_mysql_client_affected_rows(VALUE self) {
  my_ulonglong retVal;
  GET_CLIENT(self);

  REQUIRE_OPEN_DB(wrapper);
  retVal = mysql_affected_rows(wrapper->client);
  if (retVal == (my_ulonglong)-1) {
    rb_raise_mysql2_error(wrapper);
  }
  return ULL2NUM(retVal);
}

开发者ID:0xCCD，项目名称:mysql2，代码行数:11，代码来源:client.c

示例10: init_connection

static VALUE init_connection(VALUE self) {
  GET_CLIENT(self);

  if (rb_thread_blocking_region(nogvl_init, wrapper->client, RUBY_UBF_IO, 0) == Qfalse) {
    /* TODO: warning - not enough memory? */
    return rb_raise_mysql2_error(wrapper);
  }

  wrapper->closed = 0;
  return self;
}

开发者ID:0xCCD，项目名称:mysql2，代码行数:11，代码来源:client.c

示例11: initialize_ext

static VALUE initialize_ext(VALUE self) {
  GET_CLIENT(self);

  if ((VALUE)rb_thread_call_without_gvl(nogvl_init, wrapper, RUBY_UBF_IO, 0) == Qfalse) {
    /* TODO: warning - not enough memory? */
    return rb_raise_mysql2_error(wrapper);
  }

  wrapper->initialized = 1;
  return self;
}

开发者ID:jaylane，项目名称:mysql2，代码行数:11，代码来源:client.c

示例12: init_connection

static VALUE init_connection(VALUE self)
{
  MYSQL * client;
  Data_Get_Struct(self, MYSQL, client);

  if (rb_thread_blocking_region(nogvl_init, client, RUBY_UBF_IO, 0) == Qfalse) {
    /* TODO: warning - not enough memory? */
    return rb_raise_mysql2_error(client);
  }

  return self;
}

开发者ID:foobargem，项目名称:mysql2，代码行数:12，代码来源:mysql2_ext.c

示例13: rb_mysql_client_async_result

/* call-seq:
 *    client.async_result
 *
 * Returns the result for the last async issued query.
 */
static VALUE rb_mysql_client_async_result(VALUE self) {
  MYSQL_RES * result;
  VALUE resultObj;
  VALUE current, is_streaming;
  GET_CLIENT(self);

  /* if we're not waiting on a result, do nothing */
  if (NIL_P(wrapper->active_thread))
    return Qnil;

  REQUIRE_CONNECTED(wrapper);
  if ((VALUE)rb_thread_call_without_gvl(nogvl_read_query_result, wrapper->client, RUBY_UBF_IO, 0) == Qfalse) {
    /* an error occurred, mark this connection inactive */
    MARK_CONN_INACTIVE(self);
    return rb_raise_mysql2_error(wrapper);
  }

  is_streaming = rb_hash_aref(rb_iv_get(self, "@current_query_options"), sym_stream);
  if (is_streaming == Qtrue) {
    result = (MYSQL_RES *)rb_thread_call_without_gvl(nogvl_use_result, wrapper, RUBY_UBF_IO, 0);
  } else {
    result = (MYSQL_RES *)rb_thread_call_without_gvl(nogvl_store_result, wrapper, RUBY_UBF_IO, 0);
  }

  if (result == NULL) {
    if (mysql_errno(wrapper->client) != 0) {
      MARK_CONN_INACTIVE(self);
      rb_raise_mysql2_error(wrapper);
    }
    /* no data and no error, so query was not a SELECT */
    return Qnil;
  }

  current = rb_hash_dup(rb_iv_get(self, "@current_query_options"));
  (void)RB_GC_GUARD(current);
  Check_Type(current, T_HASH);
  resultObj = rb_mysql_result_to_obj(self, wrapper->encoding, current, result, Qnil);

  return resultObj;
}

开发者ID:jaylane，项目名称:mysql2，代码行数:45，代码来源:client.c

示例14: rb_mysql_client_async_result

static VALUE rb_mysql_client_async_result(VALUE self) {
  MYSQL * client;
  MYSQL_RES * result;

  Data_Get_Struct(self, MYSQL, client);

  REQUIRE_OPEN_DB(client);
  if (rb_thread_blocking_region(nogvl_read_query_result, client, RUBY_UBF_IO, 0) == Qfalse) {
    return rb_raise_mysql2_error(client);
  }

  result = (MYSQL_RES *)rb_thread_blocking_region(nogvl_store_result, client, RUBY_UBF_IO, 0);
  if (result == NULL) {
    if (mysql_field_count(client) != 0) {
      rb_raise_mysql2_error(client);
    }
    return Qnil;
  }

  VALUE resultObj = rb_mysql_result_to_obj(result);
  rb_iv_set(resultObj, "@encoding", rb_iv_get(self, "@encoding"));
  return resultObj;
}

开发者ID:foobargem，项目名称:mysql2，代码行数:23，代码来源:mysql2_ext.c

示例15: rb_mysql_client_next_result

/* call-seq:
 *    client.next_result
 *
 * Fetch the next result set from the server.
 * Returns nothing.
 */
static VALUE rb_mysql_client_next_result(VALUE self)
{
    int ret;
    GET_CLIENT(self);
    ret = mysql_next_result(wrapper->client);
    if (ret > 0) {
      rb_raise_mysql2_error(wrapper);
      return Qfalse;
    } else if (ret == 0) {
      return Qtrue;
    } else {
      return Qfalse;
    }
}

开发者ID:jaylane，项目名称:mysql2，代码行数:20，代码来源:client.c

示例16: rb_connect

static VALUE rb_connect(VALUE self, VALUE user, VALUE pass, VALUE host, VALUE port, VALUE database, VALUE socket, VALUE flags) {
  struct nogvl_connect_args args;
  time_t start_time, end_time;
  unsigned int elapsed_time, connect_timeout;
  VALUE rv;
  GET_CLIENT(self);

  args.host        = NIL_P(host)     ? NULL : StringValueCStr(host);
  args.unix_socket = NIL_P(socket)   ? NULL : StringValueCStr(socket);
  args.port        = NIL_P(port)     ? 0    : NUM2INT(port);
  args.user        = NIL_P(user)     ? NULL : StringValueCStr(user);
  args.passwd      = NIL_P(pass)     ? NULL : StringValueCStr(pass);
  args.db          = NIL_P(database) ? NULL : StringValueCStr(database);
  args.mysql       = wrapper->client;
  args.client_flag = NUM2ULONG(flags);

  if (wrapper->connect_timeout)
    time(&start_time);
  rv = (VALUE) rb_thread_call_without_gvl(nogvl_connect, &args, RUBY_UBF_IO, 0);
  if (rv == Qfalse) {
    while (rv == Qfalse && errno == EINTR) {
      if (wrapper->connect_timeout) {
        time(&end_time);
        /* avoid long connect timeout from system time changes */
        if (end_time < start_time)
          start_time = end_time;
        elapsed_time = end_time - start_time;
        /* avoid an early timeout due to time truncating milliseconds off the start time */
        if (elapsed_time > 0)
          elapsed_time--;
        if (elapsed_time >= wrapper->connect_timeout)
          break;
        connect_timeout = wrapper->connect_timeout - elapsed_time;
        mysql_options(wrapper->client, MYSQL_OPT_CONNECT_TIMEOUT, &connect_timeout);
      }
      errno = 0;
      rv = (VALUE) rb_thread_call_without_gvl(nogvl_connect, &args, RUBY_UBF_IO, 0);
    }
    /* restore the connect timeout for reconnecting */
    if (wrapper->connect_timeout)
      mysql_options(wrapper->client, MYSQL_OPT_CONNECT_TIMEOUT, &wrapper->connect_timeout);
    if (rv == Qfalse)
      return rb_raise_mysql2_error(wrapper);
  }

  wrapper->server_version = mysql_get_server_version(wrapper->client);
  wrapper->connected = 1;
  return self;
}

开发者ID:notonthehighstreet，项目名称:mysql2，代码行数:49，代码来源:client.c

示例17: rb_mysql_client_select_db

/* call-seq:
 *    client.select_db(name)
 *
 * Causes the database specified by +name+ to become the default (current)
 * database on the connection specified by mysql.
 */
static VALUE rb_mysql_client_select_db(VALUE self, VALUE db)
{
  struct nogvl_select_db_args args;

  GET_CLIENT(self);
  REQUIRE_CONNECTED(wrapper);

  args.mysql = wrapper->client;
  args.db = StringValueCStr(db);

  if (rb_thread_call_without_gvl(nogvl_select_db, &args, RUBY_UBF_IO, 0) == Qfalse)
    rb_raise_mysql2_error(wrapper);

  return db;
}

开发者ID:jaylane，项目名称:mysql2，代码行数:21，代码来源:client.c

示例18: rb_mysql_client_select_db

/* call-seq:
 *    client.select_db(name)
 *
 * Causes the database specified by +name+ to become the default (current)
 * database on the connection specified by mysql.
 */
static VALUE rb_mysql_client_select_db(VALUE self, VALUE db)
{
  struct nogvl_select_db_args args;

  GET_CLIENT(self);
  REQUIRE_OPEN_DB(wrapper);

  args.mysql = wrapper->client;
  args.db = StringValuePtr(db);

  if (rb_thread_blocking_region(nogvl_select_db, &args, RUBY_UBF_IO, 0) == Qfalse)
    rb_raise_mysql2_error(wrapper); 

  return db;
}

开发者ID:allentsai，项目名称:mysql2，代码行数:21，代码来源:client.c

示例19: rb_mysql_client_abandon_results

/* call-seq:
 *    client.abandon_results!
 *
 * When using MULTI_STATEMENTS support, calling this will throw
 * away any unprocessed results as fast as it can in order to
 * put the connection back into a state where queries can be issued
 * again.
 */
static VALUE rb_mysql_client_abandon_results(VALUE self) {
  MYSQL_RES *result;
  int ret;

  GET_CLIENT(self);

  while (mysql_more_results(wrapper->client) == 1) {
    ret = mysql_next_result(wrapper->client);
    if (ret > 0) {
      rb_raise_mysql2_error(wrapper);
    }

    result = (MYSQL_RES *)rb_thread_call_without_gvl(nogvl_store_result, wrapper, RUBY_UBF_IO, 0);

    if (result != NULL) {
      mysql_free_result(result);
    }
  }

  return Qnil;
}

开发者ID:jaylane，项目名称:mysql2，代码行数:29，代码来源:client.c

示例20: rb_mysql_client_store_result

/* call-seq:
 *    client.store_result
 *
 * Return the next result object from a query which
 * yielded multiple result sets.
 */
static VALUE rb_mysql_client_store_result(VALUE self)
{
  MYSQL_RES * result;
  VALUE resultObj;
  VALUE current;
  GET_CLIENT(self);

  result = (MYSQL_RES *)rb_thread_call_without_gvl(nogvl_store_result, wrapper, RUBY_UBF_IO, 0);

  if (result == NULL) {
    if (mysql_errno(wrapper->client) != 0) {
      rb_raise_mysql2_error(wrapper);
    }
    /* no data and no error, so query was not a SELECT */
    return Qnil;
  }

  current = rb_hash_dup(rb_iv_get(self, "@current_query_options"));
  (void)RB_GC_GUARD(current);
  Check_Type(current, T_HASH);
  resultObj = rb_mysql_result_to_obj(self, wrapper->encoding, current, result, Qnil);

  return resultObj;
}

开发者ID:jaylane，项目名称:mysql2，代码行数:30，代码来源:client.c

注：本文中的rb_raise_mysql2_error函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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C++ rb_raise_mysql2_error函数代码示例

示例1: rb_mysql_client_async_result

示例2: rb_mysql_client_store_result

示例3: rb_connect

示例4: rb_connect

示例5: rb_mysql_client_async_result

示例6: rb_mysql_client_query

示例7: do_send_query

示例8: do_send_query

示例9: rb_mysql_client_affected_rows

示例10: init_connection

示例11: initialize_ext

示例12: init_connection

示例13: rb_mysql_client_async_result

示例14: rb_mysql_client_async_result

示例15: rb_mysql_client_next_result

示例16: rb_connect

示例17: rb_mysql_client_select_db

示例18: rb_mysql_client_select_db

示例19: rb_mysql_client_abandon_results

示例20: rb_mysql_client_store_result

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