69 lines
2.3 KiB
C
69 lines
2.3 KiB
C
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/****************************************************************
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* *
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* Copyright 2004, 2009 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_ctype.h"
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#include "gtm_stdlib.h"
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#include "trans_log_name.h"
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#include "iosp.h"
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#include "trans_numeric.h"
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uint4 trans_numeric(mstr *log, boolean_t *is_defined, boolean_t ignore_errors)
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{
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/* return
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* - 0 on error if ignore_errors is set (otherwise error is raised and no return is made) or
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* if logical/envvar is undefined.
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* - an unsigned int containing the numeric value (or as much as could be determined) from
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* the logical/envvar string value (up to the first non-numeric digit. Characters accepted
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* are those read by the strtoul() function.
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*/
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int4 status;
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uint4 value;
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mstr tn;
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char buf[MAX_TRANS_NAME_LEN], *endptr;
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error_def(ERR_LOGTOOLONG);
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error_def(ERR_TRNLOGFAIL);
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*is_defined = FALSE;
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if (SS_NORMAL == (status = TRANS_LOG_NAME(log, &tn, buf, SIZEOF(buf),
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ignore_errors ? do_sendmsg_on_log2long : dont_sendmsg_on_log2long)))
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{ /* Translation was successful */
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*is_defined = TRUE;
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assert(tn.len < SIZEOF(buf));
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endptr = tn.addr + tn.len;
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*endptr = '\0';
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value = (uint4)STRTOUL(buf, &endptr, 0); /* Base 0 allows base 10, 0x or octal input */
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/* At this point, if '\0' == *endptr, the entire string was successfully consumed as
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a numeric string. If not, endptr has been updated to point to the errant chars. We
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currently have no clients who care about this so there is no expansion on this but
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this could be added at this point. For now we just return whatever numeric value
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(if any) was gleened..
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*/
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return value;
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} else if (SS_NOLOGNAM == status) /* Not defined */
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return 0;
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if (!ignore_errors)
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{ /* Only give errors if we can handle them */
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# ifdef UNIX
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if (SS_LOG2LONG == status)
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rts_error(VARLSTCNT(5) ERR_LOGTOOLONG, 3, log->len, log->addr, SIZEOF(buf) - 1);
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else
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# endif
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rts_error(VARLSTCNT(5) ERR_TRNLOGFAIL, 2, log->len, log->addr, status);
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}
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return 0;
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}
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