92 lines
2.4 KiB
C
92 lines
2.4 KiB
C
/****************************************************************
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* *
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* Copyright 2001, 2010 Fidelity Information Services, Inc *
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* *
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* This source code contains the intellectual property *
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* of its copyright holder(s), and is made available *
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* under a license. If you do not know the terms of *
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* the license, please stop and do not read further. *
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* *
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****************************************************************/
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#include "mdef.h"
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#include <signal.h> /* for VSIG_ATOMIC_T type */
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#include "cmidef.h"
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#include "hashtab_mname.h" /* needed for cmmdef.h */
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#include "cmmdef.h"
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#include "gt_timer.h"
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#include "gtcmd.h"
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#include "mlkdef.h"
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#include "gtcmlkdef.h"
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#include "gtcml.h"
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#include "gtcmtr_protos.h"
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#include "have_crit.h"
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#ifdef UNIX
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#include "deferred_signal_handler.h"
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#endif
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GBLREF connection_struct *curr_entry;
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GBLREF int4 gtcm_users;
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#ifdef VMS
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GBLREF short gtcm_ast_avail;
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#endif
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GBLREF struct CLB *proc_to_clb[];
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bool gtcmtr_terminate(bool cm_err)
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{
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#ifdef VMS
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unsigned char *mbuffer;
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#endif
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uint4 status;
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struct CLB *clb;
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if (curr_entry)
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{
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/* We are about to rundown databases, clean up structures. Defer MUPIP STOP/signal handling until function end. */
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DEFER_INTERRUPTS(INTRPT_IN_GTCMTR_TERMINATE);
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cancel_timer((TID)curr_entry);
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gtcml_lkrundown();
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gtcmd_rundown(curr_entry, cm_err);
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if (curr_entry->pvec)
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{
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free(curr_entry->pvec);
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curr_entry->pvec = NULL;
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}
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curr_entry->region_root = NULL; /* make sure you can't access any regions through this entry... just in case */
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curr_entry->maxregnum = 0;
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if (curr_entry->clb_ptr)
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{
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clb = curr_entry->clb_ptr;
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VMS_ONLY(mbuffer = clb->mbf;)
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curr_entry->clb_ptr = NULL;
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cmi_close(clb);
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/*
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* The freeing of the buffer is automatically
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* handled by cmi_free_clb on UNIX.
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*/
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#ifdef VMS
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if (mbuffer)
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free(mbuffer);
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#endif
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proc_to_clb[curr_entry->procnum] = NULL;
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/*
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* Unix cmi_close doesn't free the clb.
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*/
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UNIX_ONLY(cmi_free_clb(clb));
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}
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/*
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* The connection struct is part of the memory allocated by
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* cmi_init on UNIX. The cmi_free_clb has already dealt with it.
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*/
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VMS_ONLY(free(curr_entry));
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curr_entry = NULL;
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ENABLE_INTERRUPTS(INTRPT_IN_GTCMTR_TERMINATE); /* check if any MUPIP STOP/signals were deferred
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* while in this function */
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}
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gtcm_users--;
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VMS_ONLY(gtcm_ast_avail++);
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return CM_NOOP;
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}
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