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/* Copyright (C) 2009 Sun Microsystems, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; version 2 of the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
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#include "function_map.h"
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using namespace drizzled;
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static void *_do_malloc(size_t size, void *arg)
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Item_func_gman_do *item= (Item_func_gman_do *)arg;
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return item->realloc(size);
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Item_func_gman_do::~Item_func_gman_do()
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if (options & GMAN_DO_OPTIONS_CLIENT)
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gearman_client_free(&client);
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String *Item_func_gman_do::val_str(String *str)
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char job_handle[GEARMAN_JOB_HANDLE_SIZE];
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if (arg_count < 1 || arg_count > 3 || !(function= args[0]->val_str(str)))
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if (arg_count > 1 && (res= args[1]->val_str(str)) != NULL)
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workload_size= res->length();
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if (arg_count == 3 && (res= args[2]->val_str(str)) != NULL)
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if (!(options & GMAN_DO_OPTIONS_CLIENT))
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if (!GetFunctionMap().get(string(function->ptr()), &client))
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gearman_client_set_workload_malloc_fn(&client, _do_malloc, this);
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options= (gman_do_options_t)(options | GMAN_DO_OPTIONS_CLIENT);
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if (options & GMAN_DO_OPTIONS_BACKGROUND)
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if (options & GMAN_DO_OPTIONS_HIGH)
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ret= gearman_client_do_high_background(&client, function->ptr(), unique,
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workload, workload_size,
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else if (options & GMAN_DO_OPTIONS_LOW)
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ret= gearman_client_do_low_background(&client, function->ptr(), unique,
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workload, workload_size,
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ret= gearman_client_do_background(&client, function->ptr(), unique,
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workload, workload_size, job_handle);
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if (ret == GEARMAN_SUCCESS)
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result_size= strlen(job_handle);
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buffer.realloc(result_size);
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buffer.length(result_size);
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memcpy(buffer.ptr(), job_handle, result_size);
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if (options & GMAN_DO_OPTIONS_HIGH)
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(void) gearman_client_do_high(&client, function->ptr(), unique, workload,
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workload_size, &result_size, &ret);
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else if (options & GMAN_DO_OPTIONS_LOW)
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(void) gearman_client_do_low(&client, function->ptr(), unique, workload,
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workload_size, &result_size, &ret);
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(void) gearman_client_do(&client, function->ptr(), unique, workload,
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workload_size, &result_size, &ret);
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if (ret != GEARMAN_SUCCESS)
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void *Item_func_gman_do::realloc(size_t size)
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buffer.realloc(size);