/* REXX RSTTBL this is the anti-process of FLTTBL. This rebuilds an ISPF table from the data produced by FLTTBL. Use '(routine name) ?' for HELP-text. Written by Frank Clarke, rexxhead@yahoo.com, 19990806 Impact Analysis . SYSEXEC TRAPOUT Modification History 20010618 fxc upgrade from v.19990709 to v.20010524; WIDEHELP; 20230203 fxc make callable from READY 20230519 fxc adjust HELP; 20230806 fxc chg SYSPROC to SYSEXEC in Impact Analysis; 20240308 fxc chg dollar-sign to @ everywhere; 20250922 fxc SPACEOUT; new BACKEND; */ arg argline address TSO /* REXXSKEL ver.20010524 */ 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 */ if sw.0inispf = "0" then do arg line line = line "(( RESTARTED" /* tell the next invocation */ address TSO "ISPSTART CMD( "exec_name line" )" /* Invoke ISPF if nec. */ exit 2 /* bail out */ end call A_INIT /* -*/ "NEWSTACK" /* isolate queue data */ if \sw.0error_found then, call B_READ_FLATFILE /* -*/ if \sw.0error_found then, call C_POPULATE_TABLE /* -*/ "DELSTACK" /* expose queue data */ if helpmsg <> "" then call HELP if \sw.0nested then call DUMP_QUEUE /* -*/ if sw.0restarted then do /* at end of mainline */ rc = OutTrap( "ll." ) exit 4 end exit /*@ RSTTBL */ /* . ----------------------------------------------------------------- */ A_INIT: /*@ */ if branch then call BRANCH address TSO call AA_KEYWDS /* -*/ openmode.0 = "WRITE" /* based on NOUPDT */ openmode.1 = "NOWRITE" return /*@ A_INIT */ /* . ----------------------------------------------------------------- */ AA_KEYWDS: /*@ */ if branch then call BRANCH address TSO prm_flatdsn = KEYWD( "FROM" ) prm_libdsn = KEYWD( "LIBRARY" ) parse var info prm_tblnm info if prm_tblnm prm_flatdsn = "" then do helpmsg = "Either NAME or FROM must be specified. You may", "specify both." call HELP /* ...and don't come back */ end parse value prm_flatdsn "FLATTBLS."prm_tblnm with, flatdsn . return /*@ AA_KEYWDS */ /* . ----------------------------------------------------------------- */ B_READ_FLATFILE: /*@ */ if branch then call BRANCH address TSO "ALLOC FI( @IN ) DA( "flatdsn" ) SHR REU" if rc > 4 then do say "Dataset" flatdsn "failed to ALLOCate." sw.0error_found = "1" ; return end "EXECIO * DISKR @IN (FINIS" /* load the data queue */ "FREE FI( @IN )" /* finished with file */ if queued() < 2 then do say "Dataset" flatdsn "has no data." sw.0error_found = "1" ; return end parse pull "Contents of" dta_tblnm libdata "rows)" , "KEYS(" keylst ")", "NAMES(" nmlist ")" parse var libdata libdata "(" rowcount . parse var libdata "in" dta_libdsn . if dta_libdsn <> "" then dta_libdsn = "'"dta_libdsn"'" parse value prm_tblnm dta_tblnm with, @tn@ . parse value prm_libdsn dta_libdsn with, libdsn . if libdsn = "" then do /* no specification */ helpmsg = "LIBRARY was not specified and no library name was", "found in the header of" flatdsn". Processing", "halted. Specify LIBRARY when reinvoking." sw.0error_found = "1" ; return end /* no LIBDSN */ if Sysdsn( libdsn ) <> "OK" then do /* needs to be built */ "ALLOC FI( @TMP ) DA( "libdsn" ) NEW CATALOG REU UNIT( SYSDA )", "DSNTYPE(LIBRARY)", /* PDSE */ "RECFM( F B ) LRECL( 80 ) BLKSIZE( 0 ) SPACE( 5 5 ) TRACKS" "FREE FI( @TMP )" end return /*@ B_READ_FLATFILE */ /* . ----------------------------------------------------------------- */ C_POPULATE_TABLE: /*@ */ if branch then call BRANCH address ISPEXEC "CONTROL ERRORS RETURN" /* I'll handle my own */ call CA_OPEN_TABLE /* -*/ if \sw.0error_found then, call CL_LOAD_TABLE /* -*/ if \sw.0error_found then, call CZ_WRAP_UP /* -*/ return /*@ C_POPULATE_TABLE */ /* . ----------------------------------------------------------------- */ CA_OPEN_TABLE: /*@ */ if branch then call BRANCH address ISPEXEC "TBCREATE" @tn@ "KEYS("keylst") NAMES("nmlist") WRITE REPLACE" return /*@ CA_OPEN_TABLE */ /* The first line in the stack contained the root data about the table: the table name, the dataset from which it was extracted, the key fields, and the name fields. Each additional line in the stack represents a single table-row. This row-data is in KEYPHRS format: a keyword (which names a table column) followed by a two-character separator followed by the data for that column followed by a second two-character separator. After the keyfields and namefields, KEYPHRS 'XVARS' names any extension variables for that row. Extension variable data follows in KEYPHRS format. To recap: the row is formed as: . . Each block above identifies one or more KEYPHRS blocks in which the data appears as: . . with the '..' being any non-blank character pair, usually 'EFEF'x. may, of course, be empty in which case there is no xvar data to follow. . ----------------------------------------------------------------- */ CL_LOAD_TABLE: /*@ */ cl_tv = trace() /* what setting at entry ? */ if branch then call BRANCH address ISPEXEC defined = Space( keylst nmlist,1 ) do queued() /* every line in the stack */ "TBVCLEAR" @tn@ /* zap all columns */ parse pull info /* prepare for parsing */ call CLP_PARSE_FIELDS /* -*/ rc = Trace( "O" ); rc = trace( cl_tv ) "TBMOD" @tn@ "SAVE("xvarlst")" end /* queued() */ return /*@ CL_LOAD_TABLE */ /* . ----------------------------------------------------------------- */ CLP_PARSE_FIELDS: /*@ */ if branch then call BRANCH address TSO do clx = 1 to Words( defined ) fldn = Word( defined,clx ) /* isolate field name */ clp_tv = trace() rc = Trace( "O" ) fldval = KEYPHRS( fldn ) /* acquire text from 'info' */ rc = Trace( clp_tv ) @z@ = Value( fldn,fldval ) /* load fldval to fldn */ @z@ = fldval end /* defined */ xvarlst = KEYPHRS( "XVARS" ) /* any extension variables ? */ do clx = 1 to Words( xvarlst ) fldn = Word( xvarlst,clx ) /* isolate field name */ clp_tv = trace() rc = Trace( "O" ) fldval = KEYPHRS( fldn ) /* acquire text from 'info' */ rc = Trace( clp_tv ) @z@ = Value( fldn,fldval ) /* load fldval to fldn */ @z@ = fldval end /* xvars */ return /*@ CLP_PARSE_FIELDS */ /* . ----------------------------------------------------------------- */ CZ_WRAP_UP: /*@ */ if branch then call BRANCH address ISPEXEC "LIBDEF ISPTABL DATASET ID( "libdsn" ) STACK" "TBCLOSE" @tn@ "LIBDEF ISPTABL" return /*@ CZ_WRAP_UP */ /* . ----------------------------------------------------------------- */ LOCAL_PREINIT: /*@ customize opts */ address TSO sw.0restarted = SWITCH( "RESTARTED" ) return /*@ LOCAL_PREINIT */ /* subroutines below LOCAL_PREINIT are not selected by SHOWFLOW */ /* . ----------------------------------------------------------------- */ HELP: /*@ */ address TSO;"CLEAR" /* NMR uses CLEAR */ if helpmsg <> "" then say helpmsg ex_nam = Left(exec_name,8) /* predictable size */ say " " say " "ex_nam" Rebuilds an ISPF table from unload data produced by FLTTBL" say " or a similar process. " say " " say " Syntax: "ex_nam" tblname " say " FROM flat-dsn " say " LIBRARY output " say " At least one of tblname and flat-dsn must be specified in" say " order to determine the primary input file. " say " " say " tblname identifies the name which is to be assigned to the " say " newly re-created table. If not specified, it will " say " be determined from the header information of the " say " primary input file. " say " " say " flat-dsn identifies the dataset which is to be used as the " say " primary input. If not specified, the tblname " say " determines the default as FLATTBLS.tblname. " say " " say " output identifies the ISPF table library which is to " say " receive the re-created table. If this library does " say " not exist it will be built. " "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 " say " the execution in 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 " (( NOUPDT TRACE ?R " if sysvar( "SYSISPF" ) = "ACTIVE" then, address ISPEXEC "CONTROL DISPLAY REFRESH" if sw.0restarted then do /* at end of mainline */ rc = OutTrap( "ll." ) exit 4 end 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 */