/* * OpenPBS (Portable Batch System) v2.3 Software License * * Copyright (c) 1999-2000 Veridian Information Solutions, Inc. * All rights reserved. * * --------------------------------------------------------------------------- * For a license to use or redistribute the OpenPBS software under conditions * other than those described below, or to purchase support for this software, * please contact Veridian Systems, PBS Products Department ("Licensor") at: * * www.OpenPBS.org +1 650 967-4675 sales@OpenPBS.org * 877 902-4PBS (US toll-free) * --------------------------------------------------------------------------- * * This license covers use of the OpenPBS v2.3 software (the "Software") at * your site or location, and, for certain users, redistribution of the * Software to other sites and locations. Use and redistribution of * OpenPBS v2.3 in source and binary forms, with or without modification, * are permitted provided that all of the following conditions are met. * After December 31, 2001, only conditions 3-6 must be met: * * 1. Commercial and/or non-commercial use of the Software is permitted * provided a current software registration is on file at www.OpenPBS.org. * If use of this software contributes to a publication, product, or * service, proper attribution must be given; see www.OpenPBS.org/credit.html * * 2. Redistribution in any form is only permitted for non-commercial, * non-profit purposes. There can be no charge for the Software or any * software incorporating the Software. Further, there can be no * expectation of revenue generated as a consequence of redistributing * the Software. * * 3. Any Redistribution of source code must retain the above copyright notice * and the acknowledgment contained in paragraph 6, this list of conditions * and the disclaimer contained in paragraph 7. * * 4. Any Redistribution in binary form must reproduce the above copyright * notice and the acknowledgment contained in paragraph 6, this list of * conditions and the disclaimer contained in paragraph 7 in the * documentation and/or other materials provided with the distribution. * * 5. Redistributions in any form must be accompanied by information on how to * obtain complete source code for the OpenPBS software and any * modifications and/or additions to the OpenPBS software. The source code * must either be included in the distribution or be available for no more * than the cost of distribution plus a nominal fee, and all modifications * and additions to the Software must be freely redistributable by any party * (including Licensor) without restriction. * * 6. All advertising materials mentioning features or use of the Software must * display the following acknowledgment: * * "This product includes software developed by NASA Ames Research Center, * Lawrence Livermore National Laboratory, and Veridian Information * Solutions, Inc. * Visit www.OpenPBS.org for OpenPBS software support, * products, and information." * * 7. DISCLAIMER OF WARRANTY * * THIS SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. ANY EXPRESS * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND NON-INFRINGEMENT * ARE EXPRESSLY DISCLAIMED. * * IN NO EVENT SHALL VERIDIAN CORPORATION, ITS AFFILIATED COMPANIES, OR THE * U.S. GOVERNMENT OR ANY OF ITS AGENCIES BE LIABLE FOR ANY DIRECT OR INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * This license will be governed by the laws of the Commonwealth of Virginia, * without reference to its choice of law rules. */ /* * @file svr_task.c * * Contains functions to deal with the server's task list * * A task list is a set of pending functions usually associated with * processing a reply message. * * Functions included are: */ #include /* the master config generated by configure */ #include "portability.h" #include #include #include #include #include #include "server_limits.h" #include "list_link.h" #include "work_task.h" /* Global Data Items: */ extern tlist_head task_list_immed; extern tlist_head task_list_timed; extern tlist_head task_list_event; /* * set_task - add the job entry to the task list * * Task time depends on the type of task. The list is time ordered. */ struct work_task *set_task( enum work_type type, long event_id, /* I - based on type can be time of event */ void (*func)(), void *parm) { struct work_task *pnew; struct work_task *pold; pnew = (struct work_task *)malloc(sizeof(struct work_task)); if (pnew == NULL) { return(NULL); } CLEAR_LINK(pnew->wt_linkall); CLEAR_LINK(pnew->wt_linkobj); pnew->wt_event = event_id; pnew->wt_type = type; pnew->wt_func = func; pnew->wt_parm1 = parm; pnew->wt_parm2 = NULL; pnew->wt_aux = 0; if (type == WORK_Immed) { append_link(&task_list_immed, &pnew->wt_linkall, pnew); } else if (type == WORK_Timed) { pold = (struct work_task *)GET_NEXT(task_list_timed); while (pold != NULL) { if (pold->wt_event > pnew->wt_event) break; pold = (struct work_task *)GET_NEXT(pold->wt_linkall); } if (pold != NULL) { insert_link( &pold->wt_linkall, &pnew->wt_linkall, pnew, LINK_INSET_BEFORE); } else { append_link(&task_list_timed, &pnew->wt_linkall, pnew); } } else { append_link(&task_list_event, &pnew->wt_linkall, pnew); } return(pnew); } /* END set_task() */ /* * dispatch_task - dispatch a work task found on a work list * * delinks the work task entry, calls the associated function with * the parameters from the work task entry, and then frees the entry. */ void dispatch_task( struct work_task *ptask) { delete_link(&ptask->wt_linkall); delete_link(&ptask->wt_linkobj); if (ptask->wt_func != NULL) ptask->wt_func(ptask); /* dispatch process function */ free(ptask); return; } /* END dispatch_task() */ /* * delete_task - unlink and free a work_task structure. */ void delete_task(struct work_task *ptask) { delete_link(&ptask->wt_linkobj); delete_link(&ptask->wt_linkall); (void)free(ptask); }