79 lines
2.9 KiB
C
79 lines
2.9 KiB
C
/****************************************************************
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* *
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* Copyright 2001, 2011 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 "gtm_string.h"
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#include "error.h"
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#include "error_trap.h"
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#include "merrors_ansi.h"
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/* ECODE_MAX_LEN is the maximum length of the string representation of "errnum"'s ECODE.
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* This is arrived at as follows : ",M<number>,Z<number>,". Each number can be at most MAX_NUM_SIZE.
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* The three ","s and the letters "M" and "Z" add up to 5 characters.
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* In addition we give a buffer for overflow in the production version (just in case).
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*/
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#define BUFFER_FOR_OVERFLOW 15 /* give some buffer in case overflow happens in PRO */
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#define ECODE_MAX_LEN ((2 * MAX_DIGITS_IN_INT) + STR_LIT_LEN(",M,Z,"))
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#define ECODE_MAX_LEN_WITH_BUFFER ((ECODE_MAX_LEN) + (BUFFER_FOR_OVERFLOW))
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error_def(ERR_SETECODE);
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void ecode_set(int errnum)
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{
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mval tmpmval;
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const err_ctl *ectl;
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mstr ecode_mstr;
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char ecode_buff[ECODE_MAX_LEN_WITH_BUFFER];
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char *ecode_ptr;
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int ansi_error;
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int severity;
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/* If this routine was called with error code SETECODE,
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* an end-user just put a correct value into $ECODE,
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* and it shouldn't be replaced by this routine.
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*/
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if (ERR_SETECODE == errnum)
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return;
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/* When the value of $ECODE is non-empty, error trapping is invoked. When the severity level does not warrant
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* error trapping, no value should be copied into $ECODE. Note: the message is verified it IS a GTM message before
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* checking the severity code so system error numbers aren't misinterpreted.
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*/
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severity = errnum & SEV_MSK;
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if ((NULL != err_check(errnum)) && ((INFO == severity) || (SUCCESS == severity)))
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return;
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/* Get ECODE string from error-number. If the error has an ANSI standard code, return ,Mnnn, (nnn is ANSI code).
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* Always return ,Zxxx, (xxx is GT.M code). Note that the value of $ECODE must start and end with a comma
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*/
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ecode_ptr = &ecode_buff[0];
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*ecode_ptr++ = ',';
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if (ectl = err_check(errnum))
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{
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ansi_error = ((errnum & FACMASK(ectl->facnum)) && (MSGMASK(errnum, ectl->facnum) <= ectl->msg_cnt))
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? error_ansi[MSGMASK(errnum, ectl->facnum) - 1] : 0;
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if (0 < ansi_error)
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{
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*ecode_ptr++ = 'M';
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ecode_ptr = (char *)i2asc((unsigned char *)ecode_ptr, ansi_error);
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*ecode_ptr++ = ',';
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}
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}
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*ecode_ptr++ = 'Z';
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ecode_ptr = (char *)i2asc((unsigned char *)ecode_ptr, errnum);
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*ecode_ptr++ = ',';
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ecode_mstr.addr = &ecode_buff[0];
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ecode_mstr.len = INTCAST(ecode_ptr - ecode_mstr.addr);
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assert(ecode_mstr.len <= ECODE_MAX_LEN);
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assertpro(ECODE_MAX_LEN_WITH_BUFFER >= ecode_mstr.len);
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ecode_add(&ecode_mstr);
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}
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