/* REXX DUMPDATA Create a temporary EXEC to reload a RUNDATA row. Can be used to operate on multiple RUNDATA keys. |**-***-***-***-***-***-***-***-***-***-***-***-***-***-***-***-**| | | | WARNING: EMBEDDED COMPONENTS. | | See text following TOOLKIT_INIT | | | |**-***-***-***-***-***-***-***-***-***-***-***-***-***-***-***-**| Use '(routine name) ?' for HELP-text. Written by Frank Clarke rexxhead@yahoo.com 20240612 Impact Analysis . SYSEXEC TRAPOUT Modification History 20240616 fxc add HELP text; 20240618 fxc quote the return from DFLTTLIB; 20241102 fxc output is VB255; 20241105 fxc allow multiple keys; 20241116 fxc if no keys are specified, dump the entire table; 20241220 fxc display create-date/time in output; 20250106 fxc TBSORT after OPEN; */ arg argline address TSO /* REXXSKEL ver.20240508 */ arg parms "((" opts signal on syntax signal on novalue call TOOLKIT_INIT /* conventional start-up -*/ rc = Trace("O"); rc = Trace(tv) info = parms /* to enable parsing */ call A_INIT /* -*/ "NEWSTACK" call D_UNLOAD /* -*/ "DELSTACK" if \sw.0nested then call DUMP_QUEUE 'quiet' /* -*/ exit /*@ DUMPDATA */ /* . ----------------------------------------------------------------- */ A_INIT: /*@ */ if branch then call BRANCH address TSO parse value "" with , taglist parse value "0 0 0 0 0 0 0 0 0 0" with , tagval. . parse var parms keys openmode. = "WRITE" openmode.1 = "NOWRITE" msglim = SYSVAR( "SYSWTERM" ) - 12 return /*@ A_INIT */ /* . ----------------------------------------------------------------- */ D_UNLOAD: /*@ */ if branch then call BRANCH address ISPEXEC "CONTROL ERRORS RETURN" call DA_OPEN /* -*/ if \sw.0error_found then, call DD_DUMP /* -*/ call DZ_CLOSE /* -*/ return /*@ D_UNLOAD */ /* . ----------------------------------------------------------------- */ DA_OPEN: /*@ */ if branch then call BRANCH address ISPEXEC "LIBDEF ISPTLIB DATASET ID( "isptlib" ) STACK" "TBSTATS" @tn@ "STATUS1(s1) STATUS2(s2)" if s1 > 1 then do zerrsm = "Table" @tn@ "not available." say zerrsm zerrlm = "Table" @tn@ "not found in the ISPTLIB library chain" "SETMSG MSG(ISRZ002)" sw.0error_found = "1"; return end; else, if s2 = 1 then do /* table is not open */ "TBOPEN " @tn@ openmode.NOUPDT if rc > 4 then do sw.0error_found = 1 zerrsm = "Table did not OPEN" zerrlm = "Table" @tn@ "cannot be opened due to prior", "enqueues." "SETMSG MSG(ISRZ002)" end end else "TBTOP" @tn@ "LIBDEF ISPTLIB" "TBSORT RUNDATA FIELDS( RTNNAME,C,A )" if keys = '' then , call DAP_POPULATE_KEYS /* -*/ return /*@ DA_OPEN */ /* was empty. Spin through the table and add each RTNNAME to . . ----------------------------------------------------------------- */ DAP_POPULATE_KEYS: /*@ */ if branch then call BRANCH address ISPEXEC "TBTOP" @tn@ do forever /* each row */ "TBSKIP" @tn@ if rc > 0 then leave keys = keys rtnname end /* forever */ "TBTOP" @tn@ return /*@ DAP_POPULATE_KEYS */ /* . ----------------------------------------------------------------- */ DD_DUMP: /*@ */ if branch then call BRANCH address TSO parse value Date( 'S' ) Time( 'N' ) with , ccyymmdd hhmmss . today = Translate( 'CcYy-Mm-Dd' , ccyymmdd , 'CcYyMmDd' ) queue "/* REXX $reload Reloader " queue " Produced by DUMPDATA on" today hhmmss queue " */ arg argstring " queue "address TSO" queue " " queue '"CLEAR" ' do Words( keys ) /* each key */ parse var keys rtnname keys /* isolate */ call DDR_EACH_KEY /* -*/ end /* keys */ queue "exit " rc = Trace("O"); rc = Trace(tv) outdsn = "$reload.exec" alloc.0 = "NEW CATALOG UNIT(SYSDA) SPACE( 1 ) TRACKS", "DSORG( PS ) ", "RECFM(V B) LRECL( "msglim+6" ) BLKSIZE(0)" alloc.1 = "SHR" /* if it already exists... */ tempstat = Sysdsn(outdsn) = "OK" /* 1=exists, 0=missing */ "ALLOC FI( @TMP ) DA( "outdsn" ) REU" alloc.tempstat "EXECIO" queued() "DISKW @TMP ( FINIS " "FREE FI( @TMP )" address ISPEXEC "EDIT DATASET( "outdsn" ) " return /*@ DD_DUMP */ /* . ----------------------------------------------------------------- */ DDR_EACH_KEY: /*@ */ if branch then call BRANCH address ISPEXEC queue '"NEWSTACK" ' queue 'queue "TBLKEY ' rtnname'" ' "TBGET" @tn@ "SAVENAME( XVARS )" parse var xvars "(" xvars ")" /* peel bananas */ do Words( xvars ) /* each tag */ parse var xvars tag xvars tagval = Strip( Value( tag ) ) msgtext = 'queue "'Left( tag,12 ) tagval do while Length( msgtext ) > msglim pt = LastPos( " ",msgtext,msglim ) /* find last blank */ slug = Left( msgtext,pt )'",' /* snip */ queue slug msgtext = " "'"'Substr(msgtext,pt) /* indent */ end /* while msglim */ queue msgtext'"' end /* xvars */ queue '"RUNDATA WRITE ((MONITOR" ' queue '"DELSTACK" ' queue " " return /*@ DDR_EACH_KEY */ /* . ----------------------------------------------------------------- */ DZ_CLOSE: /*@ */ if branch then call BRANCH address ISPEXEC "TBEND " @tn@ /* don't save */ return /*@ DZ_CLOSE */ /* . ----------------------------------------------------------------- */ LOCAL_PREINIT: /*@ customize opts */ address TSO rc = Trace("O") ; rc = trace( tv ) parse value KEYWD( "USETBL" ) "RUNDATA" with, @tn@ . parse value KEYWD( "ISPTLIB" ) "'"DFLTTLIB( @tn@ )"'" with , isptlib . return /*@ LOCAL_PREINIT */ /* subroutines below LOCAL_PREINIT are not selected by SHOWFLOW */ /* . ----------------------------------------------------------------- */ HELP: /*@ */ address TSO;"CLEAR" if helpmsg <> "" then say helpmsg ex_nam = Left(exec_name,8) /* predictable size */ say " " say " "ex_nam" creates a REXX EXEC ($RELOAD.EXEC) that can later be used " say " to restore the specified RUNDATA table keys, or to add, " say " delete, or alter existing data. " say " " say " Syntax: "ex_nam" keys " say " (( USETBL tblnm (Defaults)" say " ISPTLIB tbllib (Defaults)" say " " say " keys specifies all the keys of the RUNDATA table to be " say " dumped. If is not specified, ALL existing " say " keys will be processed. " say " " say " tblnm identifies the RUNDATA-form table to be used. If " say " not specified, it defaults to 'RUNDATA'. " say " " say " tbllib identifies the ISPF table library that holds the " say " current . If not specified, DFLTTLIB will be" say " called to supply a value. " say " " "NEWSTACK"; pull ; "CLEAR" ; "DELSTACK" say " Debugging tools provided include: " say " " say " NOUPDT: by-pass all update logic. " say " " say " BRANCH: show all paragraph entries. " say " " say " TRACE tv: will use value following TRACE to place the execution " say " into REXX TRACE Mode. " say " " say " " say " Debugging tools can be accessed in the following manner: " say " " say " TSO "ex_nam" parameters (( debug-options " say " " say " For example: " say " " say " TSO "ex_nam" (( MONITOR TRACE ?R " if sysvar("SYSISPF") = "ACTIVE" then, address ISPEXEC "CONTROL DISPLAY REFRESH" exit /*@ HELP */ /* . ----------------------------------------------------------------- */ BRANCH: Procedure expose, /*@ */ sigl exec_name rc = trace("O") /* we do not want to see this */ arg brparm . origin = sigl /* where was I called from ? */ do currln = origin to 1 by -1 /* inch backward to label */ if Right(Word(Sourceline(currln),1),1) = ":" then do parse value sourceline(currln) with pgfname ":" . /* Label */ leave ; end /* name */ end /* currln */ select when brparm = "NAME" then return(pgfname) /* Return full name */ when brparm = "ID" then do /* wants the prefix */ parse var pgfname pgfpref "_" . /* get the prefix */ return(pgfpref) end /* brparm = "ID" */ otherwise say left(sigl,6) left(pgfname,40) exec_name "Time:" time("L") end /* select */ return /*@ BRANCH */ /* . ----------------------------------------------------------------- */ DUMP_QUEUE: /*@ Take whatever is in stack */ rc = trace("O") /* and write to the screen */ address TSO arg mode . "QSTACK" /* how many stacks? */ stk2dump = rc - tk_init_stacks /* remaining stacks */ if stk2dump = 0 & queued() = 0 then return if mode <> "QUIET" then, say "Total Stacks" rc , /* rc = #of stacks */ " Begin Stacks" tk_init_stacks , /* Stacks present at start */ " Excess Stacks to dump" stk2dump do dd = rc to tk_init_stacks by -1 /* empty each one. */ if mode <> "QUIET" then, say "Processing Stack #" dd " Total Lines:" queued() do queued();parse pull line;say line;end /* pump to the screen */ "DELSTACK" /* remove stack */ end /* dd = 1 to rc */ return /*@ DUMP_QUEUE */ /* Handle CLIST-form keywords added 20020513 . ----------------------------------------------------------------- */ CLKWD: Procedure expose info /*@ hide all except info */ arg kw kw = kw"(" /* form is 'KEY(DATA)' */ kw_pos = Pos(kw,info) /* find where it is, maybe */ if kw_pos = 0 then return "" /* send back a null, not found*/ rtpt = Pos(") ",info" ",kw_pos) /* locate end-paren */ slug = Substr(info,kw_pos,rtpt-kw_pos+1) /* isolate */ info = Delstr(info,kw_pos,rtpt-kw_pos+1) /* excise */ parse var slug (kw) slug /* drop kw */ slug = Reverse(Substr(Reverse(Strip(slug)),2)) return slug /*@CLKWD */ /* Handle multi-word keys 20020513 . ----------------------------------------------------------------- */ KEYWD: Procedure expose info /*@ hide all vars, except info*/ arg kw kw_pos = wordpos(kw,info) /* find where it is, maybe */ if kw_pos = 0 then return "" /* send back a null, not found*/ kw_val = word(info,kw_pos+Words(kw))/* get the next word */ info = Delword(info,kw_pos,2) /* remove both */ return kw_val /*@ KEYWD */ /* . ----------------------------------------------------------------- */ KEYPHRS: Procedure expose, /*@ */ info helpmsg exec_name /* except these three */ arg kp wp = wordpos(kp,info) /* where is it? */ if wp = 0 then return "" /* not found */ front = subword(info,1,wp-1) /* everything before kp */ back = subword(info,wp+1) /* everything after kp */ parse var back dlm back /* 1st token must be 2 bytes */ if length(dlm) <> 2 then /* Must be two bytes */ helpmsg = helpmsg, "Invalid length for delimiter("dlm") with KEYPHRS("kp")", info if wordpos(dlm,back) = 0 then /* search for ending delimiter*/ helpmsg = helpmsg, "No matching second delimiter("dlm") with KEYPHRS("kp")", info if helpmsg <> "" then call HELP /* Something is wrong */ parse var back kpval (dlm) back /* get everything b/w delim */ info = front back /* restore remainder */ return Strip(kpval) /*@ KEYPHRS */ /* . ----------------------------------------------------------------- */ NOVALUE: /*@ */ say exec_name "raised NOVALUE at line" sigl say " " say "The referenced variable is" condition("D") say " " zsigl = sigl signal SHOW_SOURCE /*@ NOVALUE */ /* . ----------------------------------------------------------------- */ SHOW_SOURCE: /*@ */ call DUMP_QUEUE /* Spill contents of stacks -*/ if sourceline() <> "0" then /* to screen */ say sourceline(zsigl) rc = trace("?R") nop exit /*@ SHOW_SOURCE */ /* . ----------------------------------------------------------------- */ SS: Procedure /*@ Show Source */ arg ssbeg ssend . if ssend = "" then ssend = 10 if \datatype(ssbeg,"W") | \datatype(ssend,"W") then return ssend = ssbeg + ssend do ssii = ssbeg to ssend ; say Strip(sourceline(ssii),'T') ; end return /*@ SS */ /* . ----------------------------------------------------------------- */ SWITCH: Procedure expose info /*@ */ arg kw sw_val = Wordpos(kw,info) > 0 /* exists = 1; not found = 0 */ if sw_val then /* exists */ info = Delword(info,Wordpos(kw,info),1) /* remove it */ return sw_val /*@ SWITCH */ /* . ----------------------------------------------------------------- */ SYNTAX: /*@ */ errormsg = exec_name "encountered REXX error" rc "in line" sigl":", errortext(rc) say errormsg zsigl = sigl signal SHOW_SOURCE /*@ SYNTAX */ /* Can call TRAPOUT. . ----------------------------------------------------------------- */ TOOLKIT_INIT: /*@ */ address TSO info = Strip( opts,'T','5d'x ) /* clip trailing paren */ parse source sys_id how_invokt exec_name DD_nm DS_nm, as_invokt cmd_env addr_spc usr_tokn parse value "" with tv helpmsg . parse value 0 "ISR00000 YES" "Error-Press PF1" with, sw. zerrhm zerralrm zerrsm if SWITCH("TRAPOUT") then do "TRAPOUT" exec_name parms "(( TRACE R" info exit end /* trapout */ sw.0nested = sysvar("SYSNEST") = "YES" sw.0batch = sysvar("SYSENV") = "BACK" sw.0inispf = sysvar("SYSISPF") = "ACTIVE" parse value KEYWD("TRACE") "N" with tv . if Word(parms,1) = "?" then call HELP /* I won't be back */ "QSTACK" ; tk_init_stacks = rc /* How many stacks? */ parse value SWITCH("BRANCH") SWITCH("MONITOR") SWITCH("NOUPDT") with, branch monitor noupdt . parse value mvsvar("SYSNAME") sysvar("SYSNODE") with, #tk_cpu node . tk_globalvars = "exec_name tv helpmsg sw. zerrhm zerralrm ", "zerrsm zerrlm tk_init_stacks branch monitor ", "noupdt" call LOCAL_PREINIT /* for more opts -*/ return /*@ TOOLKIT_INIT */