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/****************************************************************
* *
* Copyright (c) 2001-2021 Fidelity National Information *
* Services, Inc. and/or its subsidiaries. All rights reserved. *
* *
* 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 "gtm_string.h"
#include "gtm_stdlib.h"
#include "gtm_unistd.h"
#include <errno.h>
#include <rtnhdr.h>
#include "startup.h"
#include "gtm_startup.h"
#include "stack_frame.h"
#include "job_addr.h"
#include "compiler.h"
#include "indir_enum.h"
#include "error.h"
#include "util.h"
#include "cli.h"
#include "job.h"
#include "gcall.h"
#include "jobchild_init.h"
#include "lv_val.h" /* needed for "callg.h" */
#include "callg.h"
#include "invocation_mode.h"
#include "gtmci.h"
#include "send_msg.h"
#include "have_crit.h"
#define FILE_NAME_SIZE 255
#if defined(__x86_64__)
extern void opp_ciret();
#endif
LITDEF char interactive_mode_buf[] = "INTERACTIVE";
LITDEF char other_mode_buf[] = "OTHER";
GBLREF stack_frame *frame_pointer;
GBLREF uint4 process_id;
error_def(ERR_RUNPARAMERR);
error_def(ERR_TEXT);
error_def(ERR_SYSCALL);
error_def(ERR_JOBSTARTCMDFAIL);
error_def(ERR_JOBLABOFF);
CONDITION_HANDLER(job_init_ch)
{
START_CH(TRUE);
PRN_ERROR;
NEXTCH;
}
/* Child process test and initialization. If this copy of GTM is a child process, then initialize the child. */
void jobchild_init(void)
{
job_params_type jparms;
unsigned char *transfer_addr; /* Transfer data */
rhdtyp *base_addr;
unsigned short i, arg_len;
char run_file_name[FILE_NAME_SIZE + 2], *c;
gcall_args job_arglist;
mval job_args[MAX_ACTUALS];
mstr routine, label;
int offset;
int status;
DCL_THREADGBL_ACCESS;
SETUP_THREADGBL_ACCESS;
ESTABLISH(job_init_ch);
/* Check if environment variable ppid - job parent pid exists. If it does not, we are a regular
* gtm process; else, we are a child process of a job command.
*/
if ((c = GETENV(CHILD_FLAG_ENV)) && strlen(c))
{ /* We are a Jobbed process Get Job parameters and set up environment to run the Job command. */
/* read parameters into parameter structure - references CHILD_FLAG_ENV */
ojchildparms(&jparms, &job_arglist, job_args);
/* Clear the environment variable so that subsequent child mumps processes can start normal initialization. */
PUTENV(status, CLEAR_CHILD_FLAG_ENV);
if (status)
{
util_out_print("Unable to clear gtmj0 process !UL exiting.", TRUE, process_id);
rts_error_csa(CSA_ARG(NULL) VARLSTCNT(1) errno);
}
/* Execute the command to be run before executing the actual M routine */
if (jparms.params.startup.len)
{
jparms.params.startup.buffer[jparms.params.startup.len] = '\0';
status = SYSTEM(jparms.params.startup.buffer);
if (-1 == status)
RTS_ERROR_CSA_ABT(NULL, VARLSTCNT(3) ERR_JOBSTARTCMDFAIL, 0, errno);
else if (0 != status)
RTS_ERROR_CSA_ABT(NULL, VARLSTCNT(2) ERR_JOBSTARTCMDFAIL, 0);
}
MSTR_DEF(routine_mstr, jparms.params.routine.len, jparms.params.routine.buffer);
MSTR_DEF(label_mstr, jparms.params.label.len, jparms.params.label.buffer);
if (!job_addr(&routine_mstr, &label_mstr, jparms.params.offset, (char **)&base_addr, (char **)&transfer_addr))
RTS_ERROR_CSA_ABT(NULL, VARLSTCNT(1) ERR_JOBLABOFF);
/* Set process priority */
if (jparms.params.baspri)
{ /* send message to system log if nice fails */
if (-1 == nice((int)jparms.params.baspri))
send_msg_csa(CSA_ARG(NULL) VARLSTCNT(8) ERR_SYSCALL, 5, LEN_AND_LIT("nice"), CALLFROM, errno);
}
/* Set up $ZMODE to "OTHER" */
(TREF(dollar_zmode)).mvtype = MV_STR;
(TREF(dollar_zmode)).str.addr = (char *)other_mode_buf;
(TREF(dollar_zmode)).str.len = SIZEOF(other_mode_buf) -1;
} else
{ /* If we are not a child, setup a dummy mumps routine */
if (MUMPS_RUN == invocation_mode)
{
arg_len = FILE_NAME_SIZE;
if (!cli_get_str("INFILE", run_file_name, &arg_len))
RTS_ERROR_CSA_ABT(NULL, VARLSTCNT(1) ERR_RUNPARAMERR);
lref_parse((uchar_ptr_t)run_file_name, &routine, &label, &offset);
if (!job_addr(&routine, &label, offset, (char **)&base_addr, (char **)&transfer_addr))
RTS_ERROR_CSA_ABT(NULL, VARLSTCNT(1) ERR_JOBLABOFF);
} else if (MUMPS_CALLIN & invocation_mode) /* call-in mode */
{
base_addr = make_cimode();
transfer_addr = PTEXT_ADR(base_addr);
} else /* direct mode */
{
base_addr = make_dmode();
transfer_addr = PTEXT_ADR(base_addr);
}
job_arglist.callargs = 0;
/* Set up $ZMODE to "INTERACTIVE" */
(TREF(dollar_zmode)).mvtype = MV_STR;
(TREF(dollar_zmode)).str.addr = (char *)interactive_mode_buf;
(TREF(dollar_zmode)).str.len = SIZEOF(interactive_mode_buf) -1;
}
gtm_init_env(base_addr, transfer_addr);
if (MUMPS_CALLIN & invocation_mode)
{
#if defined(__x86_64__)
SET_CI_ENV(opp_ciret);
#else
SET_CI_ENV(ci_ret_code_exit);
#endif
}
if (job_arglist.callargs)
callg((INTPTR_T (*)(intszofptr_t cnt, ...))push_parm, (gparam_list *)&job_arglist);
REVERT;
}
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