fis-gtm/sr_port/job_addr.c

53 lines
1.7 KiB
C

/****************************************************************
* *
* Copyright 2001, 2012 Fidelity Information Services, Inc *
* *
* This source code contains the intellectual property *
* of its copyright holder(s), and is made available *
* under a license. If you do not know the terms of *
* the license, please stop and do not read further. *
* *
****************************************************************/
#include "mdef.h"
#include "cmd_qlf.h"
#include "rtnhdr.h"
#include "op.h"
#include "job_addr.h"
#include "zbreak.h"
error_def(ERR_JOBLABOFF);
void job_addr(mstr *rtn, mstr *label, int4 offset, char **hdr, char **labaddr)
{
rhdtyp *rt_hdr;
int4 *lp;
mval rt;
DCL_THREADGBL_ACCESS;
SETUP_THREADGBL_ACCESS;
if (NULL == (rt_hdr = find_rtn_hdr(rtn)))
{
rt.mvtype = MV_STR;
rt.str = *rtn;
op_zlink(&rt, NULL);
assertpro(NULL != (rt_hdr = find_rtn_hdr(rtn)));
}
lp = NULL;
if ((rt_hdr->compiler_qlf & CQ_LINE_ENTRY) || (0 == offset))
/* Label offset with routine compiled with NOLINE_ENTRY should cause error. */
lp = find_line_addr(rt_hdr, label, offset, NULL);
if (!lp)
rts_error(VARLSTCNT(1) ERR_JOBLABOFF);
/* Set the pointer to address / offset for line number entry storage in lab_proxy. */
USHBIN_ONLY((TREF(lab_proxy)).lnr_adr = lp;)
/* On non-shared-binary, calculcate the offset to the corresponding lnr_tabent record by subtracting
* the base address (routine header) from line number entry's address, and save the result in
* lab_ln_ptr field of lab_tabent structure.
*/
NON_USHBIN_ONLY((TREF(lab_proxy)).lab_ln_ptr = ((int4)lp - (int4)rt_hdr));
if (NULL != labaddr)
*labaddr = (char *)LINE_NUMBER_ADDR(rt_hdr, lp);
*hdr = (char *)rt_hdr;
}