81 lines
2.3 KiB
C
81 lines
2.3 KiB
C
/****************************************************************
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* *
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* Copyright 2001, 2012 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 <rtnhdr.h>
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#include "stack_frame.h"
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#include "stringpool.h"
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#include "error_trap.h"
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#define CREATEDBY_DO 0
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#define CREATEDBY_XECUTE 1
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#define CREATEDBY_FUNCTION 2
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#define CREATEDBY_ZINTR 3
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#define CREATEDBY_TRIGGER 4
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GBLREF stack_frame *frame_pointer;
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GBLREF spdesc stringpool;
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#ifdef UNIX
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LITDEF mstr createdby_text[5] = {{0, LEN_AND_LIT("DO")}, {0, LEN_AND_LIT("XECUTE")}, {0, LEN_AND_LIT("$$")},
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{0, LEN_AND_LIT("ZINTR")}, {0, LEN_AND_LIT("TRIGGER")}};
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#endif
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#ifdef VMS
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LITDEF mstr createdby_text[4] = {{LEN_AND_LIT("DO")}, {LEN_AND_LIT("XECUTE")}, {LEN_AND_LIT("$$")},
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{LEN_AND_LIT("ZINTR")}};
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#endif
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void get_frame_creation_info(int level, int cur_zlevel, mval *result)
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{
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int count;
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stack_frame *fp;
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assert(0 < level);
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assert(level < cur_zlevel);
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count = cur_zlevel;
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for (fp = frame_pointer; ; fp = fp->old_frame_pointer)
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{
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if (NULL == fp->old_frame_pointer)
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{
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if (fp->type & SFT_TRIGR)
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/* Have a trigger baseframe, pick up stack continuation frame_pointer stored by base_frame() */
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fp = *(stack_frame **)(fp + 1);
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else
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{ /* Something wrong, just return null or assert if debug mode */
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assert(FALSE);
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result->str.len = 0;
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return;
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}
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}
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assert(NULL != fp);
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if (!(fp->type & SFT_COUNT))
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continue;
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count--;
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if (count == level)
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break;
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}
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assert(fp && (fp->type & SFT_COUNT));
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if (fp && (fp->type & SFT_ZINTR))
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result->str = createdby_text[CREATEDBY_ZINTR];
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else if (fp && (fp->flags & SFF_INDCE))
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result->str = createdby_text[CREATEDBY_XECUTE];
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# ifdef GTM_TRIGGER
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else if (fp && (fp->old_frame_pointer->type & SFT_TRIGR))
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result->str = createdby_text[CREATEDBY_TRIGGER];
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# endif
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else if (fp && fp->ret_value)
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result->str = createdby_text[CREATEDBY_FUNCTION];
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else
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result->str = createdby_text[CREATEDBY_DO];
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}
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