/* REXX SDSFDAU Return the list of currently-logged-on users via SDSF. This is meant to be called as a subroutine that returns its answer via the stack. Use '(routine name) ?' for HELP-text. Written by Frank Clarke rexxhead@yahoo.com 20250527 with code stolen from Lionel Dyck Impact Analysis . SYSEXEC TRAPOUT Modification History ........ ... .... */ arg argline address TSO /* REXXSKEL ver.20250511 */ 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 /* -*/ call D_SDSF /* -*/ if \sw.0nested then call DUMP_QUEUE 'quiet' /* -*/ exit /*@ SDSFDAU */ /* Initialization . ----------------------------------------------------------------- */ A_INIT: /*@ */ if branch then call BRANCH address TSO parse value '' with users. lpars parse value '1 0 0 0 0 0 0 0' with , racflu tso_users . return /*@ A_INIT */ /* Use SDSF to find out who's logged on. . ----------------------------------------------------------------- */ D_SDSF: /*@ */ if branch then call BRANCH address TSO x = ISFCALLS( 'on' ) /* Enable SDSF Rexx Interface */ isfsysname = '*' /* Define our filters */ isfowner = "*" isfprefix = '*' isffilter = 'jobid t*' Address SDSF "ISFEXEC da" /* Extract the system data */ do i = 1 to jname.0 temp = sysname.i "{" jname.i "{" stdate.i lpar = sysname.i user = jname.i tso_users = tso_users + 1 if wordpos( lpar,lpars ) = 0 then lpars = lpars lpar users.lpar = users.lpar strip( user ) if racflu = 1 then users.user = left( DA_GET_USER_NAME( user ),20 ) else users.user = null users.user.dt = DD_FIX_DATE( stdate.i ) queue Left( user,8 ) '-' Left( users.user,35 ) '-' users.user.dt end /* -*/ return /*@ D_SDSF */ /* What is the user's name? . ----------------------------------------------------------------- */ DA_GET_USER_NAME: /*@ */ if branch then call BRANCH address TSO arg uid . if right( uid,1 ) = '>' then tuid = left( uid,length( uid )-1 ) else tuid = uid if pos( '.',uid ) > 0 then parse value uid with uid'.' . if right( uid,1 ) = '*' then tuid = left( uid,length( uid )-1 ) else tuid = uid call outtrap 'uid.' Address TSO 'lu' tuid lurc = rc call outtrap 'off' if lurc > 4 then do racflu = 0 name = null drop uid. return name end parse value uid.1 with .'NAME='name 'OWNER='. if monitor then say name drop uid. name = DAC_FIXCASE( name ) /* -*/ return Strip( name ) /*@ DA_GET_USER_NAME */ /* Returns a string with all words in lower-case but the first character of each word in upper-case. . ----------------------------------------------------------------- */ DAC_FIXCASE: Procedure /*@ */ address TSO arg namedata if Pos( ',',namedata ) > 0 then do parse var namedata ln ',' fn namedata = fn ln /* change order */ end shifted = "" do Words( namedata ) parse var namedata word namedata low = Translate( word,, "abcdefghijklmnopqrstuvwxyz",, "ABCDEFGHIJKLMNOPQRSTUVWXYZ" ) word = Left( word,1 )Substr( low,2 ) shifted = Space( shifted word, 1) end /* namedata */ return shifted /*@ DAC_FIXCASE */ /* . ----------------------------------------------------------------- */ DD_FIX_DATE: Procedure expose , /*@ */ (tk_globalvars) if branch then call BRANCH address TSO arg jdate logtime parse value jdate with 3 yy'.'ddd jdate = yy || ddd base = date( 'B',jdate,'J' ) good = date( 's',base,'b' ) parse value good with year 5 mm 7 dd logdata = year'/'mm'/'dd logtime return logdata /*@ DD_FIX_DATE */ /* . ----------------------------------------------------------------- */ LOCAL_PREINIT: /*@ customize opts */ address TSO rc = Trace( "O" ) ; rc = trace( tv ) 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" returns the list of logged-on TSO users via the " say " stack. "exec_name" is meant to be called as a " say " subroutine and returns one line for each such user " say " consisting of " say " - - " say " " say " Syntax: "ex_nam" " say " " "NEWSTACK"; pull ; "CLEAR" ; "DELSTACK" say " Debugging tools provided include: " say " " say " MONITOR: can be used by the programmer to display key information" say " throughout processing. Monitor is not used in the " say " canonical REXXSKEL. " 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 ) /* 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( '5d40'x,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 */