void getjobnum(void)
{
uint4 status;
int4 item_code;
DCL_THREADGBL_ACCESS;
SETUP_THREADGBL_ACCESS;
item_code = JPI$_PID;
if (SS$_NORMAL !=(status = lib$getjpi(&item_code, 0, 0, &process_id, 0, 0)))
rts_error(VARLSTCNT(1) status);
get_proc_info(process_id, TADR(login_time), &image_count);
}
void gtm_threadgbl_init(void)
{
void *lcl_gtm_threadgbl;
if (SIZEOF(gtm_threadgbl_true_t) != size_gtm_threadgbl_struct)
{ /* Size mismatch with gtm_threadgbl_deftypes.h - no error handling yet available so do
* the best we can.
*/
FPRINTF(stderr, "GTM-F-GTMASSERT gtm_threadgbl_true_t and gtm_threadgbl_t are different sizes\n");
exit(ERR_GTMASSERT);
}
if (NULL != gtm_threadgbl)
{ /* has already been initialized - don't re-init */
FPRINTF(stderr, "GTM-F-GTMASSERT gtm_threadgbl is already initialized\n");
exit(ERR_GTMASSERT);
}
gtm_threadgbl = lcl_gtm_threadgbl = malloc(size_gtm_threadgbl_struct);
if (NULL == gtm_threadgbl)
{ /* Storage was not allocated for some reason - no error handling yet still */
perror("GTM-F-MEMORY Unable to allocate startup thread structure");
exit(UNIX_ONLY(ERR_MEMORY) VMS_ONLY(ERR_VMSMEMORY));
}
memset(gtm_threadgbl, 0, size_gtm_threadgbl_struct);
gtm_threadgbl_true = (gtm_threadgbl_true_t *)gtm_threadgbl;
/* Add specific initializations if other than 0s here using the TREF() family of macros: */
(TREF(director_ident)).addr = TADR(director_string);
TREF(for_stack_ptr) = TADR(for_stack);
(TREF(gtmprompt)).addr = TADR(prombuf);
(TREF(gtmprompt)).len = SIZEOF(DEFAULT_PROMPT) - 1;
TREF(lv_null_subs) = LVNULLSUBS_OK; /* UNIX: set in gtm_env_init_sp(), VMS: set in gtm$startup() - init'd here
* in case alternative invocation methods bypass gtm_startup()
*/
MEMCPY_LIT(TADR(prombuf), DEFAULT_PROMPT);
(TREF(replgbl)).jnl_release_timeout = DEFAULT_JNL_RELEASE_TIMEOUT;
(TREF(window_ident)).addr = TADR(window_string);
}
int m_break(void)
{
DCL_THREADGBL_ACCESS;
SETUP_THREADGBL_ACCESS;
if ((TK_SPACE != TREF(window_token)) && (TK_EOL != TREF(window_token)))
if (!m_xecute())
return FALSE;
newtriple(OC_BREAK);
if (TREF(for_stack_ptr) == TADR(for_stack))
start_fetches (OC_FETCH);
else
start_for_fetches ();
return TRUE;
}
void gtm_startup(struct startup_vector *svec)
/* Note: various references to data copied from *svec could profitably be referenced directly */
{
unsigned char *mstack_ptr;
void gtm_ret_code();
static readonly unsigned char init_break[1] = {'B'};
int4 lct;
int i;
static char other_mode_buf[] = "OTHER";
mstr log_name;
DCL_THREADGBL_ACCESS;
SETUP_THREADGBL_ACCESS;
assert(INVALID_IMAGE != image_type);
assert(svec->argcnt == SIZEOF(*svec));
IA64_ONLY(init_xfer_table());
get_page_size();
cache_table_relobjs = &cache_table_rebuild;
ht_rhash_ch = &hashtab_rehash_ch;
jbxm_dump_ch = &jobexam_dump_ch;
heartbeat_timer_ptr = &heartbeat_timer;
stpgc_ch = &stp_gcol_ch;
rtn_fst_table = rtn_names = (rtn_tabent *)svec->rtn_start;
rtn_names_end = rtn_names_top = (rtn_tabent *)svec->rtn_end;
if (svec->user_stack_size < 4096)
svec->user_stack_size = 4096;
if (svec->user_stack_size > 8388608)
svec->user_stack_size = 8388608;
mstack_ptr = (unsigned char *)malloc(svec->user_stack_size);
msp = stackbase = mstack_ptr + svec->user_stack_size - mvs_size[MVST_STORIG];
/* mark the stack base so that if error occur during call-in gtm_init(), the unwind
* logic in gtmci_ch() will get rid of the stack completely
*/
fgncal_stack = stackbase;
mv_chain = (mv_stent *)msp;
mv_chain->mv_st_type = MVST_STORIG; /* Initialize first (anchor) mv_stent so doesn't do anything */
mv_chain->mv_st_next = 0;
mv_chain->mv_st_cont.mvs_storig = 0;
stacktop = mstack_ptr + 2 * mvs_size[MVST_NTAB];
stackwarn = stacktop + (16 * 1024);
break_message_mask = svec->break_message_mask;
if (svec->user_strpl_size < STP_INITSIZE)
svec->user_strpl_size = STP_INITSIZE;
else if (svec->user_strpl_size > STP_MAXINITSIZE)
svec->user_strpl_size = STP_MAXINITSIZE;
stp_init(svec->user_strpl_size);
if (svec->user_indrcache_size > MAX_INDIRECTION_NESTING || svec->user_indrcache_size < MIN_INDIRECTION_NESTING)
svec->user_indrcache_size = MIN_INDIRECTION_NESTING;
TREF(ind_result_array) = (mval **)malloc(SIZEOF(mval *) * svec->user_indrcache_size);
TREF(ind_source_array) = (mval **)malloc(SIZEOF(mval *) * svec->user_indrcache_size);
TREF(ind_result_sp) = TREF(ind_result_array);
TREF(ind_result_top) = TREF(ind_result_sp) + svec->user_indrcache_size;
TREF(ind_source_sp) = TREF(ind_source_array);
TREF(ind_source_top) = TREF(ind_source_sp) + svec->user_indrcache_size;
rts_stringpool = stringpool;
TREF(compile_time) = FALSE;
/* assert that is_replicator and run_time is properly set by gtm_imagetype_init invoked at process entry */
# ifdef DEBUG
switch (image_type)
{
case GTM_IMAGE:
case GTM_SVC_DAL_IMAGE:
assert(is_replicator && run_time);
break;
case MUPIP_IMAGE:
assert(!is_replicator && !run_time);
break;
default:
assert(FALSE);
}
# endif
gtm_utf8_init(); /* Initialize the runtime for Unicode */
/* Initialize alignment requirement for the runtime stringpool */
log_name.addr = DISABLE_ALIGN_STRINGS;
log_name.len = STR_LIT_LEN(DISABLE_ALIGN_STRINGS);
/* mstr_native_align = logical_truth_value(&log_name, FALSE, NULL) ? FALSE : TRUE; */
mstr_native_align = FALSE; /* TODO: remove this line and uncomment the above line */
getjobname();
INVOKE_INIT_SECSHR_ADDRS;
getzprocess();
getzmode();
geteditor();
zcall_init();
cmd_qlf.qlf = glb_cmd_qlf.qlf;
cache_init();
# ifdef __sun
if (NULL != GETENV(PACKAGE_ENV_TYPE)) /* chose xcall (default) or rpc zcall */
xfer_table[xf_fnfgncal] = (xfer_entry_t)op_fnfgncal_rpc; /* using RPC */
# endif
msp -= SIZEOF(stack_frame);
frame_pointer = (stack_frame *)msp;
memset(frame_pointer,0, SIZEOF(stack_frame));
frame_pointer->temps_ptr = (unsigned char *)frame_pointer;
frame_pointer->ctxt = GTM_CONTEXT(gtm_ret_code);
frame_pointer->mpc = CODE_ADDRESS(gtm_ret_code);
frame_pointer->type = SFT_COUNT;
frame_pointer->rvector = (rhdtyp*)malloc(SIZEOF(rhdtyp));
memset(frame_pointer->rvector, 0, SIZEOF(rhdtyp));
symbinit();
/* Variables for supporting $ZSEARCH sorting and wildcard expansion */
TREF(zsearch_var) = lv_getslot(curr_symval);
TREF(zsearch_dir1) = lv_getslot(curr_symval);
TREF(zsearch_dir2) = lv_getslot(curr_symval);
LVVAL_INIT((TREF(zsearch_var)), curr_symval);
LVVAL_INIT((TREF(zsearch_dir1)), curr_symval);
LVVAL_INIT((TREF(zsearch_dir2)), curr_symval);
/* Initialize global pointer to control-C handler. Also used in iott_use */
ctrlc_handler_ptr = &ctrlc_handler;
io_init(IS_MUPIP_IMAGE); /* starts with nocenable for GT.M runtime, enabled for MUPIP */
if (!IS_MUPIP_IMAGE)
{
sig_init(generic_signal_handler, ctrlc_handler_ptr, suspsigs_handler, continue_handler);
atexit(gtm_exit_handler);
cenable(); /* cenable unless the environment indicates otherwise - 2 steps because this can report errors */
}
jobinterrupt_init();
getzdir();
dpzgbini();
zco_init();
/* a base addr of 0 indicates a gtm_init call from an rpc server */
if ((GTM_IMAGE == image_type) && (NULL != svec->base_addr))
jobchild_init();
else
{ /* Trigger enabled utilities will enable through here */
(TREF(dollar_zmode)).mvtype = MV_STR;
(TREF(dollar_zmode)).str.addr = other_mode_buf;
(TREF(dollar_zmode)).str.len = SIZEOF(other_mode_buf) -1;
}
svec->frm_ptr = (unsigned char *)frame_pointer;
dollar_ztrap.mvtype = MV_STR;
dollar_ztrap.str.len = SIZEOF(init_break);
dollar_ztrap.str.addr = (char *)init_break;
dollar_zstatus.mvtype = MV_STR;
dollar_zstatus.str.len = 0;
dollar_zstatus.str.addr = NULL;
ecode_init();
zyerror_init();
ztrap_form_init();
ztrap_new_init();
zdate_form_init(svec);
dollar_system_init(svec);
init_callin_functable();
gtm_env_xlate_init();
SET_LATCH_GLOBAL(&defer_latch, LOCK_AVAILABLE);
curr_pattern = pattern_list = &mumps_pattern;
pattern_typemask = mumps_pattern.typemask;
initialize_pattern_table();
ce_init(); /* initialize compiler escape processing */
/* Initialize local collating sequence */
TREF(transform) = TRUE;
lct = find_local_colltype();
if (lct != 0)
{
TREF(local_collseq) = ready_collseq(lct);
if (!TREF(local_collseq))
{
exi_condition = -ERR_COLLATIONUNDEF;
gtm_putmsg(VARLSTCNT(3) ERR_COLLATIONUNDEF, 1, lct);
exit(exi_condition);
}
} else
TREF(local_collseq) = 0;
prealloc_gt_timers();
gt_timers_add_safe_hndlrs();
for (i = 0; FNPC_MAX > i; i++)
{ /* Initialize cache structure for $Piece function */
(TREF(fnpca)).fnpcs[i].pcoffmax = &(TREF(fnpca)).fnpcs[i].pstart[FNPC_ELEM_MAX];
(TREF(fnpca)).fnpcs[i].indx = i;
}
(TREF(fnpca)).fnpcsteal = (TREF(fnpca)).fnpcs; /* Starting place to look for cache reuse */
(TREF(fnpca)).fnpcmax = &(TREF(fnpca)).fnpcs[FNPC_MAX - 1]; /* The last element */
/* Initialize zwrite subsystem. Better to do it now when we have storage to allocate than
* if we fail and storage allocation may not be possible. To that end, pretend we have
* seen alias acitivity so those structures are initialized as well.
*/
assert(FALSE == curr_symval->alias_activity);
curr_symval->alias_activity = TRUE;
lvzwr_init((enum zwr_init_types)0, (mval *)NULL);
curr_symval->alias_activity = FALSE;
if ((NULL != (TREF(mprof_env_gbl_name)).str.addr))
turn_tracing_on(TADR(mprof_env_gbl_name), TRUE, (TREF(mprof_env_gbl_name)).str.len > 0);
return;
}
int m_for(void)
{
unsigned int arg_cnt, arg_index, for_stack_level;
oprtype arg_eval_addr[MAX_FORARGS], increment[MAX_FORARGS], terminate[MAX_FORARGS],
arg_next_addr, arg_value, dummy, control_variable,
*iteration_start_addr, iteration_start_addr_indr, *not_even_once_addr;
triple *eval_next_addr[MAX_FORARGS], *control_ref,
*forchk1opc, forpos_in_chain, *init_ref, *ref, *step_ref, *term_ref, *var_ref;
DCL_THREADGBL_ACCESS;
SETUP_THREADGBL_ACCESS;
forpos_in_chain = TREF(pos_in_chain);
FOR_PUSH();
if (TK_SPACE == TREF(window_token))
{ /* "argumentless" form */
FOR_END_OF_SCOPE(1, dummy);
ref = newtriple(OC_FORCHK1);
if (!linetail())
{
TREF(pos_in_chain) = forpos_in_chain;
assert(TREF(source_error_found));
stx_error(TREF(source_error_found));
FOR_POP(BLOWN_FOR);
return FALSE;
}
SAVE_FOR_OVER_ADDR(); /* stash address of next op in the for_stack array */
newtriple(OC_JMP)->operand[0] = put_tjmp(ref); /* transfer back to just before the begining of the body */
FOR_POP(GOOD_FOR); /* and pop the array */
return TRUE;
}
for_stack_level = (TREF(for_stack_ptr) - TADR(for_stack));
init_ref = newtriple(OC_FORNESTLVL);
init_ref->operand[0] = put_ilit(for_stack_level);
if (TK_ATSIGN == TREF(window_token))
{
if (!indirection(&control_variable))
{
FOR_POP(BLOWN_FOR);
return FALSE;
}
ref = newtriple(OC_INDLVADR);
ref->operand[0] = control_variable;
control_variable = put_tref(ref);
control_ref = NULL;
} else
{
/* The following relies on the fact that lvn() always generates an OC_VAR triple first */
control_ref = (TREF(curtchain))->exorder.bl;
if (!lvn(&control_variable, OC_SAVPUTINDX, NULL))
{
FOR_POP(BLOWN_FOR);
return FALSE;
}
assert(OC_VAR == control_ref->exorder.fl->opcode);
assert(MVAR_REF == control_ref->exorder.fl->operand[0].oprclass);
}
if (TK_EQUAL != TREF(window_token))
{
stx_error(ERR_EQUAL);
FOR_POP(BLOWN_FOR);
return FALSE;
}
newtriple(OC_PASSTHRU)->operand[0] = control_variable; /* make sure optimizer doesn't ditch control_variable */
FOR_END_OF_SCOPE(1, dummy);
assert((0 < for_stack_level) && (MAX_FOR_STACK >= for_stack_level));
if ((OC_SAVPUTINDX == control_variable.oprval.tref->opcode) || (OC_INDLVADR == control_variable.oprval.tref->opcode))
TAREF1(for_temps, for_stack_level) = TRUE_WITH_INDX; /* most uses treat this as a boolean, but some need more */
else
init_ref->opcode = OC_NOOP;
iteration_start_addr = (oprtype *)mcalloc(SIZEOF(oprtype));
iteration_start_addr_indr = put_indr(iteration_start_addr);
arg_next_addr.oprclass = NOCLASS;
not_even_once_addr = NULL; /* used to skip processing where the initial control exceeds the termination */
for (arg_cnt = 0; ; ++arg_cnt)
{
if (MAX_FORARGS <= arg_cnt)
{
stx_error(ERR_MAXFORARGS);
FOR_POP(BLOWN_FOR);
return FALSE;
}
assert((TK_COMMA == TREF(window_token)) || (TK_EQUAL == TREF(window_token)));
advancewindow();
tnxtarg(&arg_eval_addr[arg_cnt]); /* put location of this arg eval in arg_eval_addr array */
if (NULL != not_even_once_addr)
{
*not_even_once_addr = arg_eval_addr[arg_cnt];
not_even_once_addr = NULL;
}
if (EXPR_FAIL == expr(&arg_value, MUMPS_EXPR)) /* starting (possibly only) value */
{
FOR_POP(BLOWN_FOR);
return FALSE;
}
assert(TRIP_REF == arg_value.oprclass);
if (TK_COLON != TREF(window_token))
{ /* list point value? */
increment[arg_cnt].oprclass = terminate[arg_cnt].oprclass = 0;
DEAL_WITH_DANGER(for_stack_level, control_variable, arg_value);
} else
{ /* stepping value */
init_ref = newtriple(OC_STOTEMP); /* tuck it in a temp undisturbed by coming evals */
init_ref->operand[0] = arg_value;
newtriple(OC_CONUM)->operand[0] = put_tref(init_ref); /* make start numeric */
advancewindow(); /* past the first colon */
var_ref = (TREF(curtchain))->exorder.bl;
if (EXPR_FAIL == expr(&increment[arg_cnt], MUMPS_EXPR)) /* pick up step */
{
FOR_POP(BLOWN_FOR);
return FALSE;
}
assert(TRIP_REF == increment[arg_cnt].oprclass);
ref = increment[arg_cnt].oprval.tref;
if (OC_LIT != var_ref->exorder.fl->opcode)
{
if (!TAREF1(for_temps, for_stack_level))
TAREF1(for_temps, for_stack_level) = TRUE;
if (OC_VAR == var_ref->exorder.fl->opcode)
{ /* The above relies on lvn() always generating an OC_VAR triple first - asserted earlier */
step_ref = newtriple(OC_STOTEMP);
step_ref->operand[0] = put_tref(ref);
increment[arg_cnt] = put_tref(step_ref);
}
}
if (TK_COLON != TREF(window_token))
{
DEAL_WITH_DANGER(for_stack_level, control_variable, put_tref(init_ref));
terminate[arg_cnt].oprclass = 0; /* no termination on iteration for this arg */
} else
{
advancewindow(); /* past the second colon */
var_ref = (TREF(curtchain))->exorder.bl;
if (EXPR_FAIL == expr(&terminate[arg_cnt], MUMPS_EXPR)) /* termination control value */
{
FOR_POP(BLOWN_FOR);
return FALSE;
}
assert(TRIP_REF == terminate[arg_cnt].oprclass);
ref = terminate[arg_cnt].oprval.tref;
if (OC_LIT != ref->opcode)
{
if (!TAREF1(for_temps, for_stack_level))
TAREF1(for_temps, for_stack_level) = TRUE;
if (OC_VAR == var_ref->exorder.fl->opcode)
{ /* The above relies on lvn() always generating an OC_VAR triple first */
term_ref = newtriple(OC_STOTEMP);
term_ref->operand[0] = put_tref(ref);
terminate[arg_cnt] = put_tref(term_ref);
}
}
DEAL_WITH_DANGER(for_stack_level, control_variable, put_tref(init_ref));
term_ref = newtriple(OC_PARAMETER);
term_ref->operand[0] = terminate[arg_cnt];
step_ref = newtriple(OC_PARAMETER);
step_ref->operand[0] = increment[arg_cnt];
step_ref->operand[1] = put_tref(term_ref);
ref = newtriple(OC_FORINIT);
ref->operand[0] = control_variable;
ref->operand[1] = put_tref(step_ref);
not_even_once_addr = newtriple(OC_JMPGTR)->operand;
}
}
if ((0 < arg_cnt) || (TK_COMMA == TREF(window_token)))
{
if (!TAREF1(for_temps, for_stack_level))
TAREF1(for_temps, for_stack_level) = TRUE;
if (NOCLASS == arg_next_addr.oprclass)
arg_next_addr = put_tref(newtriple(OC_CDADDR));
(eval_next_addr[arg_cnt] = newtriple(OC_LDADDR))->destination = arg_next_addr;
}
if (TK_COMMA != TREF(window_token))
break;
newtriple(OC_JMP)->operand[0] = iteration_start_addr_indr;
}
if (not_even_once_addr)
FOR_END_OF_SCOPE(1, *not_even_once_addr); /* 1 means down a level */
forchk1opc = newtriple(OC_FORCHK1); /* FORCHK1 is a do-nothing routine used by the out-of-band mechanism */
*iteration_start_addr = put_tjmp(forchk1opc);
if ((TK_EOL != TREF(window_token)) && (TK_SPACE != TREF(window_token)))
{
stx_error(ERR_SPOREOL);
FOR_POP(BLOWN_FOR);
return FALSE;
}
if (!linetail())
{
TREF(pos_in_chain) = forpos_in_chain;
assert(TREF(source_error_found));
stx_error(TREF(source_error_found));
FOR_POP(BLOWN_FOR);
return FALSE;
}
SAVE_FOR_OVER_ADDR(); /* stash address of next op in the for_stack array */
if (0 < arg_cnt)
newtriple(OC_JMPAT)->operand[0] = put_tref(eval_next_addr[0]);
for (arg_index = 0; arg_index <= arg_cnt; ++arg_index)
{
if (0 < arg_cnt)
tnxtarg(eval_next_addr[arg_index]->operand);
if (TRUE_WITH_INDX == TAREF1(for_temps, for_stack_level))
{ /* since it might have moved, before touching the control variable get a fix on it */
ref = newtriple(OC_RFRSHINDX);
ref->operand[0] = put_ilit(for_stack_level);
ref->operand[1] = put_ilit((increment[arg_index].oprclass || terminate[arg_index].oprclass)
? FALSE : TRUE); /* if increment rather than new value, rfrsh w/ srchindx else putindx */
control_variable = put_tref(ref);
} else
{
assert(control_ref);
control_variable = put_mvar(&control_ref->exorder.fl->operand[0].oprval.vref->mvname);
}
newtriple(OC_PASSTHRU)->operand[0] = control_variable; /* warn off optimizer */
if (terminate[arg_index].oprclass)
{
term_ref = newtriple(OC_PARAMETER);
term_ref->operand[0] = terminate[arg_index];
step_ref = newtriple(OC_PARAMETER);
step_ref->operand[0] = increment[arg_index];
step_ref->operand[1] = put_tref(term_ref);
init_ref = newtriple(OC_PARAMETER);
init_ref->operand[0] = control_variable;
init_ref->operand[1] = put_tref(step_ref);
ref = newtriple(OC_FORLOOP);
/* redirects back to forchk1, which is at the beginning of new iteration */
ref->operand[0] = *iteration_start_addr;
ref->operand[1] = put_tref(init_ref);
} else if (increment[arg_index].oprclass)
{
step_ref = newtriple(OC_ADD);
step_ref->operand[0] = control_variable;
step_ref->operand[1] = increment[arg_index];
ref = newtriple(OC_STO);
ref->operand[0] = control_variable;
ref->operand[1] = put_tref(step_ref);
newtriple(OC_JMP)->operand[0] = *iteration_start_addr;
}
if (arg_index < arg_cnt) /* go back and evaluate the next argument */
newtriple(OC_JMP)->operand[0] = arg_eval_addr[arg_index + 1];
}
FOR_POP(GOOD_FOR);
return TRUE;
}
int comp_fini(int status, mstr *obj, opctype retcode, oprtype *retopr, oprtype *dst, mstr_len_t src_len)
{
triple *ref;
DCL_THREADGBL_ACCESS;
SETUP_THREADGBL_ACCESS;
if (status)
{
while (TK_SPACE == TREF(window_token)) /* Eat up trailing white space */
advancewindow();
if (TK_ERROR == TREF(window_token))
{
status = EXPR_FAIL;
stx_error(ERR_INDRCOMPFAIL);
} else if ((TK_EOL != TREF(window_token)) || (source_column < src_len))
{
status = EXPR_FAIL;
stx_error(ERR_INDEXTRACHARS);
} else
{
cg_phase = CGP_RESOLVE;
assert(TREF(for_stack_ptr) == TADR(for_stack));
if (*TREF(for_stack_ptr))
tnxtarg(*TREF(for_stack_ptr));
ref = newtriple(retcode);
if (retopr)
ref->operand[0] = *retopr;
if (OC_IRETMVAL == retcode)
ref->operand[1] = *dst;
start_fetches(OC_NOOP);
resolve_ref(0); /* cannot fail because there are no MLAB_REF's in indirect code */
alloc_reg();
INVOKE_STP_GCOL(0);
/* The above invocation of stp_gcol with a parameter of 0 is a critical part of compilation
* (both routine compilations and indirect dynamic compilations). This collapses the indirect
* (compilation) stringpool so that only the literals are left. This stringpool is then written
* out to the compiled object as the literal pool for that compilation. Temporary stringpool
* use for conversions or whatever are eliminated. Note the path is different in stp_gcol for
* the indirect stringpool which is only used during compilations.
*/
assert(indr_stringpool.base == stringpool.base);
indr_stringpool = stringpool;
stringpool = rts_stringpool;
TREF(compile_time) = FALSE;
ind_code(obj);
indr_stringpool.free = indr_stringpool.base;
}
} else
{ /* If this assert fails, it means a syntax problem could have been caught earlier. Consider placing a more useful
* and specific error message at that location.
*/
assert(FALSE);
stx_error(ERR_INDRCOMPFAIL);
}
if (EXPR_FAIL == status)
{
assert(indr_stringpool.base == stringpool.base);
indr_stringpool = stringpool;
stringpool = rts_stringpool;
indr_stringpool.free = indr_stringpool.base;
TREF(compile_time) = FALSE;
cg_phase = CGP_NOSTATE;
}
TREF(transform) = TRUE;
COMPILE_HASHTAB_CLEANUP;
mcfree();
return status;
}
int m_do(void)
{
int opcd;
oprtype *cr;
triple *calltrip, *labelref, *obp, *oldchain, *ref0, *ref1, *routineref, tmpchain, *triptr;
DCL_THREADGBL_ACCESS;
SETUP_THREADGBL_ACCESS;
if ((TK_EOL == TREF(window_token)) || (TK_SPACE == TREF(window_token)))
{
if (!run_time) /* DO SP SP is a noop at run time */
{
calltrip = newtriple(OC_CALLSP);
calltrip->operand[0] = put_mnxl();
}
return TRUE;
} else if (TK_AMPERSAND == TREF(window_token))
{
if (!extern_func(0))
return FALSE;
else
return TRUE;
}
dqinit(&tmpchain, exorder);
oldchain = setcurtchain(&tmpchain);
calltrip = entryref(OC_CALL, OC_EXTCALL, (mint)indir_do, TRUE, FALSE, FALSE);
setcurtchain(oldchain);
if (!calltrip)
return FALSE;
if (TK_LPAREN == TREF(window_token))
{
if (OC_CALL == calltrip->opcode)
{
assert(MLAB_REF == calltrip->operand[0].oprclass);
calltrip->opcode = OC_EXCAL;
ref0 = calltrip;
} else
{
if (OC_EXTCALL == calltrip->opcode)
{
assert(TRIP_REF == calltrip->operand[1].oprclass);
if (OC_CDLIT == calltrip->operand[1].oprval.tref->opcode)
assert(CDLT_REF == calltrip->operand[1].oprval.tref->operand[0].oprclass);
else
{
assert(OC_LABADDR == calltrip->operand[1].oprval.tref->opcode);
assert(TRIP_REF == calltrip->operand[1].oprval.tref->operand[1].oprclass);
assert(OC_PARAMETER == calltrip->operand[1].oprval.tref->operand[1].oprval.tref->opcode);
assert(TRIP_REF ==
calltrip->operand[1].oprval.tref->operand[1].oprval.tref->operand[0].oprclass);
DEBUG_ONLY(opcd = calltrip->operand[1].oprval.tref->operand[1].oprval.tref->
operand[0].oprval.tref->opcode);
assert((OC_ILIT == opcd) || (OC_COMINT == opcd));
DEBUG_ONLY(opcd = calltrip->operand[1].oprval.tref->operand[1].oprval.tref->
operand[0].oprval.tref->operand[0].oprclass);
assert((ILIT_REF == opcd) || (TRIP_REF == opcd));
/* The opcd references above added to allow an invalid syntax using indirect values for
* offsets while specifying a parm list to get through the above asserts (invalid syntax
* should not trip asserts) but it leads to the conclusion that the below test may not be
* robust enough since it is looking at a literal integer value when there is none so have
* added further checks mirroring the first checks done in the two most recent asserts to
* make the check more robust. [Example bad code: Do @lbl+@n^artn(arg)]
*/
if ((0 != calltrip->operand[1].oprval.tref->operand[1].oprval.tref->
operand[0].oprval.tref->operand[0].oprval.ilit)
|| (OC_ILIT != calltrip->operand[1].oprval.tref->operand[1].oprval.tref->
operand[0].oprval.tref->opcode)
|| (ILIT_REF != calltrip->operand[1].oprval.tref->operand[1].oprval.tref->
operand[0].oprval.tref->operand[0].oprclass))
{
stx_error (ERR_ACTOFFSET);
return FALSE;
}
}
} else
{ /* DO _ @dlabel actuallist */
assert(OC_COMMARG == calltrip->opcode);
assert(TRIP_REF == calltrip->operand[1].oprclass);
assert(OC_ILIT == calltrip->operand[1].oprval.tref->opcode);
assert(ILIT_REF == calltrip->operand[1].oprval.tref->operand[0].oprclass);
assert((mint)indir_do == calltrip->operand[1].oprval.tref->operand[0].oprval.ilit);
assert(calltrip->exorder.fl == &tmpchain);
routineref = maketriple(OC_CURRHD);
labelref = maketriple(OC_LABADDR);
ref0 = maketriple(OC_PARAMETER);
dqins(calltrip->exorder.bl, exorder, routineref);
dqins(calltrip->exorder.bl, exorder, labelref);
dqins(calltrip->exorder.bl, exorder, ref0);
labelref->operand[0] = calltrip->operand[0];
labelref->operand[1] = put_tref (ref0);
ref0->operand[0] = calltrip->operand[1];
ref0->operand[0].oprval.tref->operand[0].oprval.ilit = 0;
ref0->operand[1] = put_tref (routineref);
calltrip->operand[0] = put_tref(routineref);
calltrip->operand[1] = put_tref(labelref);
}
calltrip->opcode = OC_EXTEXCAL;
ref0 = newtriple(OC_PARAMETER);
ref0->operand[0] = calltrip->operand[1];
calltrip->operand[1] = put_tref(ref0);
}
if (!actuallist(&ref0->operand[1]))
return FALSE;
} else if (OC_CALL == calltrip->opcode)
{
if (TREF(for_stack_ptr) != (oprtype **)TADR(for_stack))
{
if (TAREF1(for_temps, (TREF(for_stack_ptr) - (oprtype **)TADR(for_stack))))
calltrip->opcode = OC_FORLCLDO;
}
}
if (TK_COLON == TREF(window_token))
{
advancewindow();
cr = (oprtype *)mcalloc(SIZEOF(oprtype));
if (!bool_expr(FALSE, cr))
return FALSE;
if ((TREF(expr_start) != TREF(expr_start_orig)) && (OC_NOOP != (TREF(expr_start))->opcode))
{
triptr = newtriple(OC_GVRECTARG);
triptr->operand[0] = put_tref(TREF(expr_start));
}
obp = oldchain->exorder.bl;
dqadd(obp, &tmpchain, exorder); /*this is a violation of info hiding*/
if (calltrip->opcode == OC_EXCAL)
{
triptr = newtriple(OC_JMP);
triptr->operand[0] = put_mfun(&calltrip->operand[0].oprval.lab->mvname);
calltrip->operand[0].oprclass = ILIT_REF; /* dummy placeholder */
}
if ((TREF(expr_start) != TREF(expr_start_orig)) && (OC_NOOP != (TREF(expr_start))->opcode))
{
ref0 = newtriple(OC_JMP);
ref1 = newtriple(OC_GVRECTARG);
ref1->operand[0] = put_tref(TREF(expr_start));
*cr = put_tjmp(ref1);
tnxtarg(&ref0->operand[0]);
} else
tnxtarg(cr);
} else
{
obp = oldchain->exorder.bl;
dqadd(obp, &tmpchain, exorder); /*this is a violation of info hiding*/
if (OC_EXCAL == calltrip->opcode)
{
triptr = newtriple(OC_JMP);
triptr->operand[0] = put_mfun(&calltrip->operand[0].oprval.lab->mvname);
calltrip->operand[0].oprclass = ILIT_REF; /* dummy placeholder */
}
}
return TRUE;
}
boolean_t line(uint4 *lnc)
{
boolean_t success;
int parmcount, varnum;
short int dot_count;
mlabel *x;
mline *curlin;
triple *first_triple, *parmbase, *parmtail, *r;
DCL_THREADGBL_ACCESS;
SETUP_THREADGBL_ACCESS;
first_triple = (TREF(curtchain))->exorder.bl;
dot_count = 0;
parmbase = NULL;
success = TRUE;
curlin = (mline *)mcalloc(SIZEOF(*curlin));
curlin->line_number = 0;
curlin->table = FALSE;
TREF(last_source_column) = 0;
if (TK_INTLIT == TREF(window_token))
int_label();
if ((TK_IDENT == TREF(window_token)) || (cmd_qlf.qlf & CQ_LINE_ENTRY))
start_fetches(OC_LINEFETCH);
else
newtriple(OC_LINESTART);
curlin->line_number = *lnc;
*lnc = *lnc + 1;
curlin->table = TRUE;
CHKTCHAIN(TREF(curtchain));
TREF(pos_in_chain) = *(TREF(curtchain));
if (TK_IDENT == TREF(window_token))
{
x = get_mladdr(&(TREF(window_ident)));
if (x->ml)
{
stx_error(ERR_MULTLAB);
success = FALSE;
} else
{
assert(NO_FORMALLIST == x->formalcnt);
x->ml = curlin;
advancewindow();
if (TK_COLON != TREF(window_token))
mlmax++;
else
{
x->gbl = FALSE;
advancewindow();
}
}
if (success && (TK_LPAREN == TREF(window_token)))
{
advancewindow();
parmbase = parmtail = newtriple(OC_BINDPARM);
for (parmcount = 0; TK_RPAREN != TREF(window_token); parmcount++)
{
if (TK_IDENT != TREF(window_token))
{
stx_error(ERR_NAMEEXPECTED);
success = FALSE;
break;
} else
{
varnum = get_mvaddr(&(TREF(window_ident)))->mvidx;
for (r = parmbase->operand[1].oprval.tref; r; r = r->operand[1].oprval.tref)
{
assert(TRIP_REF == r->operand[0].oprclass);
assert(ILIT_REF == r->operand[0].oprval.tref->operand[0].oprclass);
assert((TRIP_REF == r->operand[1].oprclass) || (0 == r->operand[1].oprclass));
if (r->operand[0].oprval.tref->operand[0].oprval.ilit == varnum)
{
stx_error(ERR_MULTFORMPARM);
success = FALSE;
break;
}
}
if (!success)
break;
r = newtriple(OC_PARAMETER);
parmtail->operand[1] = put_tref(r);
r->operand[0] = put_ilit(varnum);
parmtail = r;
advancewindow();
}
if (TK_COMMA == TREF(window_token))
advancewindow();
else if (TK_RPAREN != TREF(window_token))
{
stx_error(ERR_COMMAORRPAREXP);
success = FALSE;
break;
}
}
if (success)
{
advancewindow();
parmbase->operand[0] = put_ilit(parmcount);
x->formalcnt = parmcount;
assert(!mlabtab->lson);
if ((mlabtab->rson == x) && !TREF(code_generated))
mlabtab->formalcnt = parmcount;
}
}
}
if (success && (TK_EOL != TREF(window_token)))
{
if (TK_SPACE != TREF(window_token))
{
stx_error(ERR_LSEXPECTED);
success = FALSE;
} else
{
assert(0 == dot_count);
for (;;)
{
if (TK_SPACE == TREF(window_token))
advancewindow();
else if (TK_PERIOD == TREF(window_token))
{
dot_count++;
advancewindow();
} else
break;
}
}
if ((block_level + 1) < dot_count)
{
dot_count = (block_level > 0) ? block_level : 0;
stx_error(ERR_BLKTOODEEP);
success = FALSE;
}
}
if ((0 != parmbase) && (0 != dot_count))
{
stx_error(ERR_NESTFORMP); /* Should be warning */
success = FALSE;
dot_count = (block_level > 0 ? block_level : 0);
}
if ((block_level + 1) <= dot_count)
{
mline_tail->child = curlin;
curlin->parent = mline_tail;
block_level = dot_count;
} else
{
for (; dot_count < block_level; block_level--)
mline_tail = mline_tail->parent;
mline_tail->sibling = curlin;
curlin->parent = mline_tail->parent;
}
mline_tail = curlin;
if (success)
{
assert(TREF(for_stack_ptr) == TADR(for_stack));
*(TREF(for_stack_ptr)) = NULL;
success = linetail();
if (success)
{
assert(TREF(for_stack_ptr) == TADR(for_stack));
if (*(TREF(for_stack_ptr)))
tnxtarg(*(TREF(for_stack_ptr)));
}
}
assert(TREF(for_stack_ptr) == TADR(for_stack));
if (first_triple->exorder.fl == TREF(curtchain))
newtriple(OC_NOOP); /* empty line (comment, blank, etc) */
curlin->externalentry = first_triple->exorder.fl;
/* First_triple points to the last triple before this line was processed. Its forward link will point to a
* LINEFETCH or a LINESTART, or possibly a NOOP. It the line was a comment, there is only a LINESTART, and
* hence no "real" code yet.
*/
TREF(code_generated) = TREF(code_generated) | ((OC_NOOP != first_triple->exorder.fl->opcode)
&& (first_triple->exorder.fl->exorder.fl != TREF(curtchain)));
return success;
}
gtcm_server()
{
static readonly int4 reptim[2] = {-100000, -1}; /* 10ms */
static readonly int4 wait[2] = {-1000000, -1}; /* 100ms */
void gtcm_ch(), gtcm_exi_handler(), gtcm_init_ast(), gtcm_int_unpack(), gtcm_mbxread_ast(),
gtcm_neterr(), gtcm_read_ast(), gtcm_remove_from_action_queue(), gtcm_shutdown_ast(), gtcm_write_ast(),
la_freedb();
bool gtcm_link_accept();
bool alid;
char buff[512];
char *h = NULL;
char *la_getdb();
char nbuff[256];
char *pak = NULL;
char reply;
unsigned short outlen;
int4 closewait[2] = {0, -1};
int4 inid = 0, mdl = 0, nid = 0, days = 0;
int4 lic_status;
int4 lic_x;
int4 lm_mdl_nid();
uint4 status;
int i, receive(), value;
mstr name1, name2;
struct NTD *cmu_ntdroot();
connection_struct *prev_curr_entry;
struct dsc$descriptor_s dprd;
struct dsc$descriptor_s dver;
$DESCRIPTOR(node_name, nbuff);
$DESCRIPTOR(proc_name, "GTCM_SERVER");
$DESCRIPTOR(timout, buff);
DCL_THREADGBL_ACCESS;
GTM_THREADGBL_INIT;
assert(0 == EMPTY_QUEUE); /* check so dont need gdsfhead everywhere */
common_startup_init(GTCM_GNP_SERVER_IMAGE); /* Side-effect: Sets skip_dbtriggers to TRUE for non-trigger platforms */
gtm_env_init(); /* read in all environment variables */
name1.addr = "GTCMSVRNAM";
name1.len = SIZEOF("GTCMSVRNAM") - 1;
status = trans_log_name(&name1, &name2, nbuff);
if (SS$_NORMAL == status)
{
proc_name.dsc$a_pointer = nbuff;
proc_name.dsc$w_length = node_name.dsc$w_length = name2.len;
} else if (SS$_NOLOGNAM == status)
{
MEMCPY_LIT(nbuff, "GTCMSVR");
node_name.dsc$w_length = SIZEOF("GTCMSVR") - 1;
} else
rts_error_csa(CSA_ARG(NULL) VARLSTCNT(1) status);
sys$setprn(&proc_name);
status = lib$get_foreign(&timout, 0, &outlen, 0);
if ((status & 1) && (6 > outlen))
{
for (i = 0; i < outlen; i++)
{
value = value * 10;
if (buff[i] <= '9' && buff[i] >= '0')
value += buff[i] - 48;
else
break;
}
if (outlen && (i == outlen))
{
cm_timeout = TRUE;
closewait[0] = value * -10000000;
}
}
dprd.dsc$w_length = cm_prd_len;
dprd.dsc$b_dtype = DSC$K_DTYPE_T;
dprd.dsc$b_class = DSC$K_CLASS_S;
dprd.dsc$a_pointer= cm_prd_name;
dver.dsc$w_length = cm_ver_len;
dver.dsc$b_dtype = DSC$K_DTYPE_T;
dver.dsc$b_class = DSC$K_CLASS_S;
dver.dsc$a_pointer= cm_ver_name;
ast_init();
licensed = TRUE;
lkid = 2;
# ifdef NOLICENSE
lid = 1;
# else
/* this code used to be scattered to discourage reverse engineering, but since it now disabled, that seems pointless */
lic_status = ((NULL == (h = la_getdb(LMDB))) ? LP_NOCNFDB : SS$_NORMAL);
lic_status = ((1 == (lic_status & 1)) ? lm_mdl_nid(&mdl, &nid, &inid) : lic_status);
lic_status = ((1 == (lic_status & 1)) ? lp_licensed(h, &dprd, &dver, mdl, nid, &lid, &lic_x, &days, pak) : lic_status);
if (LP_NOCNFDB != lic_status)
la_freedb(h);
if (1 == (lic_status & 1))
{
licensed = TRUE;
if (days < 14)
rts_error_csa(CSA_ARG(NULL) VARLSTCNT(1) ERR_WILLEXPIRE);
} else
{
licensed = FALSE;
sys$exit(lic_status);
}
# endif
gtcm_ast_avail = astq_dyn_avail - GTCM_AST_OVRHD;
stp_init(STP_INITSIZE);
rts_stringpool = stringpool;
cache_init();
procnum = 0;
get_proc_info(0, TADR(login_time), &image_count);
memset(proc_to_clb, 0, SIZEOF(proc_to_clb));
status = cmi_init(&node_name, 0, 0, gtcm_init_ast, gtcm_link_accept);
if (!(status & 1))
{
rts_error_csa(CSA_ARG(NULL) VARLSTCNT(1) ((status ^ 3) | 4));
sys$exit(status);
}
ntd_root = cmu_ntdroot();
ntd_root->mbx_ast = gtcm_mbxread_ast;
ntd_root->err = gtcm_neterr;
gtcm_connection = FALSE;
lib$establish(gtcm_ch);
gtcm_exi_blk.exit_hand = >cm_exi_handler;
gtcm_exi_blk.arg_cnt = 1;
gtcm_exi_blk.cond_val = >cm_exi_condition;
sys$dclexh(>cm_exi_blk);
INVOKE_INIT_SECSHR_ADDRS;
initialize_pattern_table();
assert(run_time); /* Should have been set by common_startup_init */
while (!cm_shutdown)
{
if (blkdlist)
gtcml_chkreg();
assert(!lib$ast_in_prog());
status = sys$dclast(>cm_remove_from_action_queue, 0, 0);
if (SS$_NORMAL != status)
rts_error_csa(CSA_ARG(NULL) VARLSTCNT(4) CMERR_CMSYSSRV, 0, status, 0);
if (INTERLOCK_FAIL == curr_entry)
rts_error_csa(CSA_ARG(NULL) VARLSTCNT(1) CMERR_CMINTQUE);
if (EMPTY_QUEUE != curr_entry)
{
switch (*curr_entry->clb_ptr->mbf)
{
case CMMS_L_LKCANALL:
reply = gtcmtr_lkcanall();
break;
case CMMS_L_LKCANCEL:
reply = gtcmtr_lkcancel();
break;
case CMMS_L_LKREQIMMED:
reply = gtcmtr_lkreqimmed();
break;
case CMMS_L_LKREQNODE:
reply = gtcmtr_lkreqnode();
break;
case CMMS_L_LKREQUEST:
reply = gtcmtr_lkrequest();
break;
case CMMS_L_LKRESUME:
reply = gtcmtr_lkresume();
break;
case CMMS_L_LKACQUIRE:
reply = gtcmtr_lkacquire();
break;
case CMMS_L_LKSUSPEND:
reply = gtcmtr_lksuspend();
break;
case CMMS_L_LKDELETE:
reply = gtcmtr_lkdelete();
break;
case CMMS_Q_DATA:
reply = gtcmtr_data();
break;
case CMMS_Q_GET:
reply = gtcmtr_get();
break;
case CMMS_Q_KILL:
reply = gtcmtr_kill();
break;
case CMMS_Q_ORDER:
reply = gtcmtr_order();
break;
case CMMS_Q_PREV:
reply = gtcmtr_zprevious();
break;
case CMMS_Q_PUT:
reply = gtcmtr_put();
break;
case CMMS_Q_QUERY:
reply = gtcmtr_query();
break;
case CMMS_Q_ZWITHDRAW:
reply = gtcmtr_zwithdraw();
break;
case CMMS_S_INITPROC:
reply = gtcmtr_initproc();
break;
case CMMS_S_INITREG:
reply = gtcmtr_initreg();
break;
case CMMS_S_TERMINATE:
reply = gtcmtr_terminate(TRUE);
break;
case CMMS_E_TERMINATE:
reply = gtcmtr_terminate(FALSE);
break;
case CMMS_U_LKEDELETE:
reply = gtcmtr_lke_clearrep(curr_entry->clb_ptr, curr_entry->clb_ptr->mbf);
break;
case CMMS_U_LKESHOW:
reply = gtcmtr_lke_showrep(curr_entry->clb_ptr, curr_entry->clb_ptr->mbf);
break;
case CMMS_B_BUFRESIZE:
reply = CM_WRITE;
value = *(unsigned short *)(curr_entry->clb_ptr->mbf + 1);
if (value > curr_entry->clb_ptr->mbl)
{
free(curr_entry->clb_ptr->mbf);
curr_entry->clb_ptr->mbf = malloc(value);
}
*curr_entry->clb_ptr->mbf = CMMS_C_BUFRESIZE;
curr_entry->clb_ptr->mbl = value;
curr_entry->clb_ptr->cbl = 1;
break;
case CMMS_B_BUFFLUSH:
reply = gtcmtr_bufflush();
break;
case CMMS_Q_INCREMENT:
reply = gtcmtr_increment();
break;
default:
reply = FALSE;
if (SS$_NORMAL == status)
rts_error_csa(CSA_ARG(NULL)
VARLSTCNT(3) ERR_BADGTMNETMSG, 1, (int)*curr_entry->clb_ptr->mbf);
break;
}
if (curr_entry) /* curr_entry can be NULL if went through gtcmtr_terminate */
{
status = sys$gettim(&curr_entry->lastact[0]);
if (SS$_NORMAL != status)
rts_error_csa(CSA_ARG(NULL) VARLSTCNT(1) status);
/* curr_entry is used by gtcm_mbxread_ast to determine if it needs to defer the interrupt message */
prev_curr_entry = curr_entry;
if (CM_WRITE == reply)
{ /* if ast == gtcm_write_ast, let it worry */
curr_entry->clb_ptr->ast = gtcm_write_ast;
curr_entry = EMPTY_QUEUE;
cmi_write(prev_curr_entry->clb_ptr);
} else
{
curr_entry = EMPTY_QUEUE;
if (1 == (prev_curr_entry->int_cancel.laflag & 1))
{ /* valid interrupt cancel msg, handle in gtcm_mbxread_ast */
status = sys$dclast(gtcm_int_unpack, prev_curr_entry, 0);
if (SS$_NORMAL != status)
rts_error_csa(CSA_ARG(NULL) VARLSTCNT(1) status);
} else if (CM_READ == reply)
{
prev_curr_entry->clb_ptr->ast = gtcm_read_ast;
cmi_read(prev_curr_entry->clb_ptr);
}
}
}
} else if (1 < astq_dyn_avail)
{
# ifdef GTCM_REPTIM
/* if reptim is not needed - and smw doesn't know why it would be - remove this */
status = sys$schdwk(0, 0, &wait[0], &reptim[0]);
# else
status = sys$schdwk(0, 0, &wait[0], 0);
# endif
sys$hiber();
sys$canwak(0, 0);
}
if (cm_timeout && (0 == gtcm_users))
sys$setimr(efn_ignore, closewait, gtcm_shutdown_ast, &cm_shutdown, 0);
}
}
/* Routine to eliminate the zlinked trigger code for a given trigger about to be deleted. Operations performed
* differ depending on platform type (shared binary or not).
*/
void gtm_trigger_cleanup(gv_trigger_t *trigdsc)
{
rtn_tabent *rbot, *mid, *rtop;
mident *rtnname;
rhdtyp *rtnhdr;
textElem *telem;
int comp, size;
stack_frame *fp, *fpprev;
mname_entry key;
ht_ent_mname *tabent;
routine_source *src_tbl;
DCL_THREADGBL_ACCESS;
SETUP_THREADGBL_ACCESS;
/* First thing to do is release trigger source field if it exists */
if (0 < trigdsc->xecute_str.str.len)
{
free(trigdsc->xecute_str.str.addr);
trigdsc->xecute_str.str.len = 0;
trigdsc->xecute_str.str.addr = NULL;
}
/* Next thing to do is find the routine header in the rtn_names list so we can remove it. */
rtnname = &trigdsc->rtn_desc.rt_name;
rtnhdr = trigdsc->rtn_desc.rt_adr;
rbot = rtn_names;
rtop = rtn_names_end;
for (;;)
{ /* See if routine exists in list via a binary search which reverts to serial
search when # of items drops below the threshold S_CUTOFF.
*/
if ((rtop - rbot) < S_CUTOFF)
{
comp = -1;
for (mid = rbot; mid <= rtop ; mid++)
{
MIDENT_CMP(&mid->rt_name, rtnname, comp);
if (0 == comp)
break;
if (0 < comp)
GTMASSERT; /* Routine should be found */
}
break;
} else
{ mid = rbot + (rtop - rbot)/2;
MIDENT_CMP(&mid->rt_name, rtnname, comp);
if (0 == comp)
break;
else if (0 > comp)
{
rbot = mid + 1;
continue;
} else
{
rtop = mid - 1;
continue;
}
}
}
# ifdef DEBUG
assert(rtnhdr == mid->rt_adr);
/* Verify trigger routine we want to remove is not currently active. If it is, we need to GTMASSERT.
* Triggers are not like regular routines since they should only ever be referenced from the stack during a
* transaction. Likewise, we should only ever load the triggers as the first action in that transaction.
*/
for (fp = frame_pointer; fp ; fp = fpprev)
{
fpprev = fp->old_frame_pointer;
# ifdef GTM_TRIGGER
if (NULL != fpprev && SFT_TRIGR & fpprev->type)
fpprev = *(stack_frame **)(fpprev + 1);
# endif
/* Only one possible version of a trigger routine */
assert(USHBIN_ONLY(NULL) NON_USHBIN_ONLY(fp->rvector) == OLD_RHEAD_ADR(CURRENT_RHEAD_ADR(fp->rvector)));
assert(fp->rvector != rtnhdr);
}
# endif
/* Remove break points in this routine before rmv from rtntbl */
zr_remove(rtnhdr, BREAKMSG);
/* Release any $TEXT() info this trigger has loaded */
if (NULL != (TREF(rt_name_tbl)).base)
{
key.var_name = mid->rt_name;
COMPUTE_HASH_MNAME(&key);
if (NULL != (tabent = lookup_hashtab_mname(TADR(rt_name_tbl), &key))) /* note assignment */
{ /* We have a hash entry. Whether it has a value or not, it has a key name (if this is
* the first time this trigger is being deleted) that may be pointing into the routine we
* are about to remove. Migrate this key name to the stringpool.
*/
s2pool(&tabent->key.var_name);
if (NULL != tabent->value)
{ /* Has value, release the source. Entries and source are malloc'd in two blocks on UNIX */
src_tbl = (routine_source *)tabent->value;
if (NULL != src_tbl->srcbuff)
free(src_tbl->srcbuff);
free(src_tbl);
tabent->value = NULL;
}
}
}
/* Remove the routine from the rtn_table */
size = INTCAST((char *)rtn_names_end - (char *)mid);
if (0 < size)
memmove((char *)mid, (char *)(mid + 1), size); /* Remove this routine name from sorted table */
rtn_names_end--;
urx_remove(rtnhdr); /* Remove any unresolved entries */
# ifdef USHBIN_SUPPORTED
stp_move((char *)rtnhdr->literal_text_adr,
(char *)(rtnhdr->literal_text_adr + rtnhdr->literal_text_len));
GTM_TEXT_FREE(rtnhdr->ptext_adr); /* R/O releasable section */
free(rtnhdr->literal_adr); /* R/W releasable section part 1 */
free(rtnhdr->linkage_adr); /* R/W releasable section part 2 */
free(rtnhdr->labtab_adr); /* Usually non-releasable but triggers don't have labels so
* this is just cleaning up a dangling null malloc
*/
free(rtnhdr);
# else
# if (!defined(__linux__) && !defined(__CYGWIN__)) || !defined(__i386) || !defined(COMP_GTA)
# error Unsupported NON-USHBIN platform
# endif
/* For a non-shared binary platform we need to get an approximate addr range for stp_move. This is not
* done when a routine is replaced on these platforms but in this case we are able to due to the isolated
* environment if we only take the precautions of migrating potential literal text which may have been
* pointed to by any set environment variables.
* In this format, the only platform we support currently is Linux-x86 (i386) which uses GTM_TEXT_ALLOC
* to allocate special storage for it to put executable code in. We can access the storage header for
* this storage and find out how big it is and use that information to give stp_move a good range since
* the literal segment occurs right at the end of allocated storage (for which there is no pointer
* in the fileheader).
*/
telem = (textElem *)((char *)rtnhdr - offsetof(textElem, userStorage));
assert(TextAllocated == telem->state);
stp_move((char *)LNRTAB_ADR(rtnhdr) + (rtnhdr->lnrtab_len * SIZEOF(lnr_tabent)),
(char *)rtnhdr + telem->realLen);
GTM_TEXT_FREE(rtnhdr);
# endif
}
int m_do(void)
{
triple tmpchain, *oldchain, *obp, *ref0, *tripsize,
*triptr, *ref1, *calltrip, *routineref, *labelref;
oprtype *cr;
DCL_THREADGBL_ACCESS;
SETUP_THREADGBL_ACCESS;
if ((TK_SPACE == window_token) || (TK_EOL == window_token))
{
if (!run_time) /* DO SP SP is a noop at run time */
{
calltrip = newtriple(OC_CALLSP);
calltrip->operand[0] = put_mnxl();
calltrip->operand[1] = put_ocnt();
}
return TRUE;
} else if (TK_AMPERSAND == window_token)
{
if (!extern_func(0))
return FALSE;
else
return TRUE;
}
dqinit(&tmpchain, exorder);
oldchain = setcurtchain(&tmpchain);
calltrip = entryref(OC_CALL, OC_EXTCALL, (mint)indir_do, TRUE, FALSE, FALSE);
setcurtchain(oldchain);
if (!calltrip)
return FALSE;
if (TK_LPAREN == window_token)
{
if (OC_CALL == calltrip->opcode)
{
assert(MLAB_REF == calltrip->operand[0].oprclass);
calltrip->opcode = OC_EXCAL;
ref0 = newtriple(OC_PARAMETER);
calltrip->operand[1] = put_tref(ref0);
ref0->operand[0] = put_tsiz(); /* parm to hold size of jump codegen */
tripsize = ref0->operand[0].oprval.tref;
assert(OC_TRIPSIZE == tripsize->opcode);
} else
{
if (OC_EXTCALL == calltrip->opcode)
{
assert(TRIP_REF == calltrip->operand[1].oprclass);
if (OC_CDLIT == calltrip->operand[1].oprval.tref->opcode)
assert(CDLT_REF == calltrip->operand[1].oprval.tref->operand[0].oprclass);
else
{
assert(OC_LABADDR == calltrip->operand[1].oprval.tref->opcode);
assert(TRIP_REF == calltrip->operand[1].oprval.tref->operand[1].oprclass);
assert(OC_PARAMETER == calltrip->operand[1].oprval.tref->operand[1].oprval.tref->opcode);
assert(TRIP_REF ==
calltrip->operand[1].oprval.tref->operand[1].oprval.tref->operand[0].oprclass);
assert(OC_ILIT == calltrip->operand[1].oprval.tref->operand[1].oprval.tref->
operand[0].oprval.tref->opcode);
assert(ILIT_REF == calltrip->operand[1].oprval.tref->operand[1].oprval.tref->
operand[0].oprval.tref->operand[0].oprclass);
if (0 != calltrip->operand[1].oprval.tref->operand[1].oprval.tref->
operand[0].oprval.tref->operand[0].oprval.ilit)
{
stx_error(ERR_ACTOFFSET);
return FALSE;
}
}
} else /* DO _ @dlabel actuallist */
{
assert(OC_COMMARG == calltrip->opcode);
assert(TRIP_REF == calltrip->operand[1].oprclass);
assert(OC_ILIT == calltrip->operand[1].oprval.tref->opcode);
assert(ILIT_REF == calltrip->operand[1].oprval.tref->operand[0].oprclass);
assert((mint)indir_do == calltrip->operand[1].oprval.tref->operand[0].oprval.ilit);
assert(calltrip->exorder.fl == &tmpchain);
routineref = maketriple(OC_CURRHD);
labelref = maketriple(OC_LABADDR);
ref0 = maketriple(OC_PARAMETER);
dqins(calltrip->exorder.bl, exorder, routineref);
dqins(calltrip->exorder.bl, exorder, labelref);
dqins(calltrip->exorder.bl, exorder, ref0);
labelref->operand[0] = calltrip->operand[0];
labelref->operand[1] = put_tref(ref0);
ref0->operand[0] = calltrip->operand[1];
ref0->operand[0].oprval.tref->operand[0].oprval.ilit = 0;
ref0->operand[1] = put_tref(routineref);
calltrip->operand[0] = put_tref(routineref);
calltrip->operand[1] = put_tref(labelref);
}
calltrip->opcode = OC_EXTEXCAL;
ref0 = newtriple(OC_PARAMETER);
ref0->operand[0] = calltrip->operand[1];
calltrip->operand[1] = put_tref(ref0);
}
if (!actuallist(&ref0->operand[1]))
return FALSE;
} else if (OC_CALL == calltrip->opcode)
{
calltrip->operand[1] = put_ocnt();
if (TREF(for_stack_ptr) != TADR(for_stack))
{
if (TAREF1(for_temps, (TREF(for_stack_ptr) - TADR(for_stack))))
calltrip->opcode = OC_FORLCLDO;
}
}
if (TK_COLON == window_token)
{
advancewindow();
cr = (oprtype *)mcalloc(SIZEOF(oprtype));
if (!bool_expr((bool) FALSE, cr))
return FALSE;
if (TREF(expr_start) != TREF(expr_start_orig))
{
triptr = newtriple(OC_GVRECTARG);
triptr->operand[0] = put_tref(TREF(expr_start));
}
obp = oldchain->exorder.bl;
dqadd(obp, &tmpchain, exorder); /*this is a violation of info hiding*/
if (OC_EXCAL == calltrip->opcode)
{
triptr = newtriple(OC_JMP);
triptr->operand[0] = put_mfun(&calltrip->operand[0].oprval.lab->mvname);
calltrip->operand[0].oprclass = ILIT_REF; /* dummy placeholder */
tripsize->operand[0].oprval.tsize->ct = triptr;
}
if (TREF(expr_start) != TREF(expr_start_orig))
{
ref0 = newtriple(OC_JMP);
ref1 = newtriple(OC_GVRECTARG);
ref1->operand[0] = put_tref(TREF(expr_start));
*cr = put_tjmp(ref1);
tnxtarg(&ref0->operand[0]);
} else
tnxtarg(cr);
} else
{
obp = oldchain->exorder.bl;
dqadd(obp, &tmpchain, exorder); /*this is a violation of info hiding*/
if (OC_EXCAL == calltrip->opcode)
{
triptr = newtriple(OC_JMP);
triptr->operand[0] = put_mfun(&calltrip->operand[0].oprval.lab->mvname);
calltrip->operand[0].oprclass = ILIT_REF; /* dummy placeholder */
tripsize->operand[0].oprval.tsize->ct = triptr;
}
}
return TRUE;
}
int op_fnzsearch(mval *file, mint indx, mval *ret)
{
struct stat statbuf;
int stat_res;
parse_blk pblk;
plength *plen, pret;
char buf1[MAX_FBUFF + 1]; /* buffer to hold translated name */
mval sub;
mstr tn;
lv_val *ind_tmp;
DCL_THREADGBL_ACCESS;
SETUP_THREADGBL_ACCESS;
ESTABLISH_RET(fnzsrch_ch, -1);
TREF(fnzsearch_nullsubs_sav) = TREF(lv_null_subs);
TREF(lv_null_subs) = LVNULLSUBS_OK; /* $ZSearch processing depends on this */
MV_FORCE_STR(file);
if (file->str.len > MAX_FBUFF)
rts_error(VARLSTCNT(4) ERR_INVSTRLEN, 2, file->str.len, MAX_FBUFF);
MV_FORCE_MVAL(((mval *)TADR(fnzsearch_sub_mval)), indx);
TREF(fnzsearch_lv_vars) = op_srchindx(VARLSTCNT(2) TREF(zsearch_var), (mval *)TADR(fnzsearch_sub_mval));
if (TREF(fnzsearch_lv_vars))
{
assert((TREF(fnzsearch_lv_vars))->v.mvtype & MV_STR);
if ((file->str.len != (TREF(fnzsearch_lv_vars))->v.str.len)
|| memcmp(file->str.addr, (TREF(fnzsearch_lv_vars))->v.str.addr, file->str.len))
{
op_kill(TREF(fnzsearch_lv_vars));
TREF(fnzsearch_lv_vars) = NULL;
}
}
if (TREF(fnzsearch_lv_vars))
{
for (;;)
{
pret.p.pint = pop_top(TREF(fnzsearch_lv_vars), ret); /* get next element off the top */
if (!ret->str.len)
break;
memcpy(buf1, ret->str.addr, ret->str.len);
buf1[ret->str.len] = 0;
STAT_FILE(buf1, &statbuf, stat_res);
if (-1 == stat_res)
{
if (errno == ENOENT)
continue;
rts_error(VARLSTCNT(1) errno);
}
break;
}
} else
{
memset(&pblk, 0, SIZEOF(pblk));
pblk.buffer = buf1;
pblk.buff_size = MAX_FBUFF;
if (!(parse_file(&file->str, &pblk) & 1))
{
ret->mvtype = MV_STR;
ret->str.len = 0;
} else
{
assert(!TREF(fnzsearch_lv_vars));
buf1[pblk.b_esl] = 0;
/* establish new search context */
TREF(fnzsearch_lv_vars) = op_putindx(VARLSTCNT(2) TREF(zsearch_var), TADR(fnzsearch_sub_mval));
(TREF(fnzsearch_lv_vars))->v = *file; /* zsearch_var(indx)=original spec */
if (!(pblk.fnb & F_WILD))
{
sub.mvtype = MV_STR;
sub.str.len = pblk.b_esl;
sub.str.addr = buf1;
s2pool(&sub.str);
ind_tmp = op_putindx(VARLSTCNT(2) TREF(fnzsearch_lv_vars), &sub);
ind_tmp->v.mvtype = MV_STR; ind_tmp->v.str.len = 0;
plen = (plength *)&ind_tmp->v.m[1];
plen->p.pblk.b_esl = pblk.b_esl;
plen->p.pblk.b_dir = pblk.b_dir;
plen->p.pblk.b_name = pblk.b_name;
plen->p.pblk.b_ext = pblk.b_ext;
} else
dir_srch(&pblk);
for (;;)
{
pret.p.pint = pop_top(TREF(fnzsearch_lv_vars), ret); /* get next element off the top */
if (!ret->str.len)
break;
memcpy(buf1, ret->str.addr, ret->str.len);
buf1[ret->str.len] = 0;
STAT_FILE(buf1, &statbuf, stat_res);
if (-1 == stat_res)
{
if (errno == ENOENT)
continue;
rts_error(VARLSTCNT(1) errno);
}
break;
}
}
}
assert((0 == ret->str.len) || (pret.p.pblk.b_esl == ret->str.len));
TREF(lv_null_subs) = TREF(fnzsearch_nullsubs_sav);
REVERT;
return pret.p.pint;
}
