zOs/REXX/INC
/* REXX *************************************************************
include macro:
inc : replace all lines between
<commentStart> copy <mbr> begin .....
and
<commentStart> copy <mbr> end ....
by the contents of member <mbr>
inc e: extract included members to tmp.inc(*) (is emptied before)
currently no nesting allowed
6. 7.15 wk: transfor2 for scan --> scanSB
**********************************************************************/
call errReset 'hi'
call adrEdit 'macro (args)'
if pos('?', args) > 0 then
return help()
m.isExtracting = pos('E', translate(args)) > 0
m.extDsn = userid()'.tmp.inc'
call adrEdit "(myDS) = dataset"
m.dsn = myDs
if m.isExtracting then do
say "macro inc Extracting copies to '"m.extDsn"(*)'"
call adrTso "del '"m.extDsn"(*)'"
end
else do
say 'macro inc including from' m.dsn
end
call adrEdit "(myCuL myCuC) = cursor"
call adrEdit "(myMb) = member"
m.mbr = myMb
call adrEdit "cursor = .zf"
fnd = 'copy'
begMbr = ''
do forever
if 0 then call curSay 'do'
if adrEdit("find '"fnd"'", 0 4) ^= 0 then
leave
if 0 then call curSay 'found'
call adrEdit "(lNr) = linenum .zcsr"
call adrEdit "(li) = line .zcsr"
upper li
if left(word(li, 1), 2) <> '/*' | word(li, 2) <> 'COPY' ,
| wordPos(word(li, 4), 'BEGIN END') < 1 then
nop
else if word(li, 4) = 'BEGIN' then do
begLx = lNr
begMbr = word(li, 3)
end
else if word(li, 3) = begMbr then do
call replace begMbr begLx lNr
begMbr = ''
end
else do
say '***** unpaired end after '''begMbr'''' lNr':' li
end
if 0 then call curSay 'after'
call adrEdit "cursor = .zcsr 80"
end
say 'end macro inc'
call adrEdit "(lx) = linenum .zl"
if lx > 0 & myCuL <= lx then
call adrEdit "cursor =" myCuL myCuC
exit
curSay: procedure expose m.
parse arg msg
call adrEdit "(cL cC) = cursor"
call adrEdit "(ll) = linenum .zl"
say '??? cursor' cL cC', zl' ll msg
call adrEdit "(li) = line" cL
say cL':' strip(li)
return
replace: procedure expose m.
parse upper arg mbr fx tx
if mbr = m.mbr then do
say 'not replacing recursive' mbr
return
end
if m.isExtracting then
return extract(mbr, fx, tx)
call adrEdit "(laX) = linenum .zl"
say 'replacing' mbr "lines" fx tx "last" laX
if laX > tx then
loc = "before .zcsr"
else
loc = "after .zl"
call adrEdit "delete" fx tx
if adrEdit("copy" mbr loc, '*') <> 0 then
call err "***** could not copy" mbr loc
call adrEdit "(laY) = linenum .zl"
/* auf letzte Zeile des eingefügten Copies positionieren */
call adrEdit "cursor =" (tx -laX + laY)
return
endProcedure replace
extract: procedure expose m.
parse arg mbr, fr, to
say 'extracting' fr'-'to 'to' "'"m.extDsn"("mbr")'"
call adrEdit 'create' "'"m.extDsn"("mbr")'" fr to
if mbr == 'SQLRX' then
call mbrTransform fr, to, mbr, 'SQL', 'sqlRx', 'sql'
else if mbr == 'SCAN' then
call mbrTransfor2 fr, to, mbr, 'scanSB', 'scanIsBasic'
return 0
endProcedure extract
mbrTransform: procedure expose m.
parse arg fx, tx, oldMbr, newMbr, cFr, cTo
oy = tx-fx+1
do ox=1 to oy
call adrEdit "(li) = line" (ox+fx-1)
if ox = 1 | ox = oy then
o.ox = space(repAl2(li, translate(li),
, translate(oldMbr), newMbr), 1)
else if ox=2 & abbrev(translate(word(li, 1)), 'ACHTUNG') then
o.ox = li
else
o.ox = repAl2(li, translate(li), translate(cFr), cTo)
end
call writeDsn m.extDsn"("newMbr")", o., oy, 1
return
endProcedure mbrTransform
mbrTransfor2: procedure expose m.
parse arg fx, tx, oldMbr, newMbr, cVar
ox = 0
isCo = 1
do ix=fx to tx
call adrEdit "(li) = line" (ix)
if ix = fx | ix = tx then
li = space(repAl2(li, translate(li),
, translate(oldMbr), newMbr), 1)
else if isCo < 0 | (ix=fx+1 ,
& abbrev(translate(word(li, 1)), 'ACHTUNG')) then
nop
else if \ isCo then
isCo = abbrev(li, 'endProcedure')
else if pos(cVar, li) = 0 then
nop
else if pos(cVar, word(li, 1)) > 0 & word(li,2) == '=' then
li = '/* assignment deleted by inc#mbrTransfor2 */'
else if subWord(li, 1, 3) = 'if m.m.'cVar 'then' then do
li = '/* if deleted by inc#mbrTransfor2 */'
isCo = -2
end
else if subWord(li, 1, 4) = 'else if m.m.'cVar 'then' then do
li = left(li, wordIndex(li, 2) - 2) ,
'/* if deleted by inc#mbrTransfor2 */'
isCo = -2
end
else
call err 'bad cVar line' ix':' li
if isCo <> 0 then do
ox = ox + 1
o.ox = li
if length(li) > 80 then
say ix length(li)':' li
if isCo < 0 then
isCo = isCo + 1
end
end
call writeDsn m.extDsn"("newMbr")", o., ox, 1
return
endProcedure mbrTransform
/* copy adrIsp begin *************************************************/
/**********************************************************************
lmd: catalog read
call sequence: lmdBegin, lmdNext*, lmdEnd
mit lmd service (mit save in file und read,
weil list zu langsam und listcat abstürzt)
1. arg (grp) als group dataset für lmd save
und dd name für file read
***********************************************************************/
lmdBegin: procedure expose m.
parse arg grp, lev
call adrIsp 'lmdinit listid(lmdId) level('lev')'
res = adrIsp('lmdlist listid(&lmdId) option(save) group('grp')', 4)
call adrIsp 'lmdfree listid(&lmdId)'
if res = 0 then do
call trc timing() 'lmdlist save' grp lev
call adrTso 'alloc dd('grp') shr dsn('grp'.datasets)'
end
else do
call trc 'no datasets found' timing() 'lmdlist save' grp lev
call adrTso 'alloc dd('grp') dummy'
end
call readDDBegin grp
return /* end lmdBegin */
lmdNext:
parse arg ggGrp, ggSt, withVolume
if \ readDD(ggGrp, ggSt) then
return 0
if withVolume \== 1 then
do ggIx=1 to value(ggSt'0')
x = value(ggSt || ggIx, word(value(ggSt || ggIx), 1))
end
return 1
endSubroutin lmdNext
lmdEnd: procedure expose m.
parse arg grp
call readDDEnd grp
call adrTso 'free dd('grp')'
return /* end lmdEnd */
lmd: procedure expose m.
parse arg lev, withVol
call lmdBegin gg1, lev
do while lmdNext(gg1, q., withVol)
do x=1 to q.0
call out q.x
end
end
call lmdEnd gg1
return
endProcedure lmd
/**********************************************************************
member list of a pds:
call sequence x=lmmBegin(dsn) lmmNext(x) * lmmEnd(x)
***********************************************************************/
lmm: procedure expose m.
parse arg dsn
id = lmmBegin(dsn)
do ix=1 by 1
m = lmmNext(id)
if m = '' then
leave
call out m
end
call lmmEnd id
return
endProcedure lmm
lmmBegin: procedure expose m.
parse arg dsn
mbr = dsnGetMbr(dsn)
pds = dsnSetMbr(dsn, )
call adrIsp "LMINIT DATAID(lmmId) DATASET('"pds"') ENQ(SHRW)"
call adrIsp "LMOPEN DATAID("lmmId") OPTION(INPUT) "
res = lmmId
if mbr <> '' then
res = res 'pattern('mbr')'
return res
endProcedure lmmBegin
lmmEnd: procedure expose m.
parse arg lmmId opt
call adrIsp "LMMLIST DATAID("lmmId") option(free)", 8
call adrIsp "LMCLOSE DATAID("lmmId")"
call adrIsp "LMFREE DATAID("lmmId")"
return
endProcedure lmmEnd
lmmNext: procedure expose m.
parse arg lmmId opt
if adrIsp("LMMLIST DATAID("lmmid")" ,
"OPTION(LIST) MEMBER(Mbr)" opt, 4 8) = 0 then
return strip(mbr)
else
return ''
endProcedure lmmNext
lmmRm: procedure expose m.
parse arg dsn, mbrs
mbrs = dsnGetMbr(dsn) mbrs
pds = dsnSetMbr(dsn, )
call adrIsp "LMINIT DATAID(lmmId) DATASET("pds") ENQ(SHRW)"
call adrIsp "LMOPEN DATAID("lmmId") OPTION(OUTPUT) "
err = ''
do wx=1 to words(mbrs)
m1 = word(mbrs, wx)
rr = adrIsp("lmmDel dataid("lmmId") member("m1")", 0 8 12)
if rc = 0 then
say 'removed' m1 'from' pds
else if rc = 8 then
say 'not found' m1 'in' pds
else do
err = 'error deleting' m1 'in' pds 'rc' rr strip(zerrlm)
say err
leave
end
end
call adrIsp "LMCLOSE DATAID("lmmId")"
call adrIsp "LMFREE DATAID("lmmId")"
if err <> '' then
call err err
return
endProcedure lmmRm
/*--- address ispf with error checking -------------------------------*/
adrIsp:
parse arg ggIspCmd, ggRet
address ispexec ggIspCmd
if rc = 0 then return 0
else if ggRet == '*' then return rc
else if wordPOS(rc, ggRet) > 0 then return rc
else
call err 'adr ispExec rc' rc 'in' ggIspCmd':' strip(zerrlm)
endSubroutine adrIsp
/*--- address editor with error checking -----------------------------*/
adrEdit:
parse arg ggEditCmd, ggRet
address isrEdit ggEditCmd
if rc = 0 then return 0
else if ggRet == '*' then return rc
else if wordPOS(rc, ggRet) > 0 then return rc
else
call err 'adr isrEdit rc' rc 'for' ggEditCmd
endSubroutine adrEdit
/* copy adrIsp end *************************************************/
/* copy adrTso begin *************************************************/
/*--- send ggTsoCmd to tso, fail if rc <> 0 or not listed in ggRet ---*/
adrTso:
parse arg ggTsoCmd, ggRet
address tso ggTsoCmd
if rc == 0 then return 0
else if ggRet == '*' then return rc
else if wordPos(rc, ggRet) > 0 then return rc
else
call err 'adrTso rc' rc 'for' ggTsoCmd
return /* end adrTso */
/*--- format dsn from tso format to jcl format -----------------------*/
dsn2jcl: procedure expose m.
parse upper arg dsn ., addPrefix
if left(dsn,1) = "'" then
return strip(dsn, 'b', "'")
sp = sysvar('SYSPREF')
if sp == '' then
sp = userid()
cx = pos('~', dsn)
if cx < 1 & addPrefix == 1 then
return sp'.'dsn
do while cx \== 0
le = left(dsn, cx-1)
ri = substr(dsn, cx+1)
if right(le, 1) == '.' | left(ri, 1) == '.' then
dsn = le || sp || ri
else
dsn = le || left('.', le \== '') || sp ,
|| left('.', ri \== '') || ri
cx = pos('~', spec, cx)
end
return dsn
endProcedure dsn2Jcl
/*--- format dsn from jcl format to tso format -----------------------*/
jcl2dsn: procedure expose m.
parse arg dsn .
return "'"dsn"'"
endProcedure jcl2dsn
dsnSetMbr: procedure expose m.
parse arg dsn, mbr
bx = pos('(', dsn)
if bx > 0 then
dsn = strip(left(dsn, bx-1))
if mbr <> '' then
dsn = dsn'('strip(mbr)')'
return dsn
endProcedure dsnSetMbr
dsnGetMbr: procedure expose m.
parse arg dsn
lx = pos('(', dsn)
rx = pos(')', dsn, lx+1)
if lx < 1 then
return ''
else if lx < rx then
return substr(dsn, lx+1, rx-lx-1)
else
return strip(substr(dsn,lx+1))
endProcedure dsnGetMbr
/**********************************************************************
io: read or write a dataset with the following callsequences:
read: readDDBegin, readDD*, readDDEnd
write: writeBegin, writeDD*, writeEnd
readDD returns true if data read, false at eof
***********************************************************************/
/*--- prepare reading from a DD --------------------------------------*/
readDDBegin: procedure expose m.
parse upper arg ggDD
call errAddCleanup 'call readDDEnd' ggDD', "*"'
return /* end readDDBegin */
/*--- read from DD ggDD into ggSt, return false at eof ---------------*/
readDD:
parse arg ggDD, ggSt, ggCnt
if ggCnt = '' then
ggCnt = 100
call adrTso 'execio' ggCnt 'diskr' ggDD '(stem' ggSt')', 2
return (value(ggSt'0') > 0)
return /* end readDD */
/*--- finish reading DD ggDD ----------------------------------------*/
readDDEnd: procedure expose m.
parse upper arg ggDD, ggRet
call errRmCleanup 'call readDDEnd' ggDD', "*"'
return adrTso('execio 0 diskr' ggDD '(finis)', ggRet)
endProcedure readDDEnd
/*--- prepare writing to DD ggDD -------------------------------------*/
writeDDBegin: procedure expose m.
parse upper arg ggDD
/* ensure file is erased, if no records are written */
call adrTso 'execio' 0 'diskw' ggDD '(open)'
call errAddCleanup 'call writeDDEnd' ggDD', "*"'
return /* end writeDDBegin */
/*--- write to gg ggDD from stem ggSt, ggCnt records -----------------*/
writeDD:
parse arg ggDD, ggSt, ggCnt
if ggCnt == '' then
ggCnt = value(ggst'0')
call adrTso 'execio' ggCnt 'diskw' ggDD '(stem' ggSt')'
return
endSubroutine writeDD
/*--- end writing to dd ggDD (close) --------------------------------*/
writeDDEnd: procedure expose m.
parse upper arg ggDD, ggRet
call errRmCleanup 'call writeDDEnd' ggDD', "*"'
return adrTso('execio 0 diskw' ggDD '(finis)', ggRet)
endProcedure writeDDEnd
/*--- readNx: read next line, using buffer ---------------------------*/
/*--- begin: allocate dsnSpec and ini ------------------------ -------*/
readNxBegin: procedure expose m.
parse arg m, m.m.dsn, m.m.dd, m.m.Cnt
if m.m.dd = '' then
m.m.dd = 'DDNX'
if m.m.cnt = '' then
m.m.cnt = 1000
m.m.cx = m.m.cnt + 999
m.m.buf0x = 0
m.m.0 = 0
m.m.free = subword(dsnAlloc('dd('m.m.dd')' m.m.dsn), 2)
call readDDBegin m.m.dd
return m
endProcedure readDDNxBegin
/*--- return the stem of the next line, or '' at end -----------------*/
readNx: procedure expose m.
parse arg m
m.m.cx = m.m.cx + 1
if m.m.cx <= m.m.0 then
return m'.'m.m.cx
m.m.buf0x = m.m.buf0x + m.m.0
if \ readDD(m.m.dd, 'M.'m'.', m.m.cnt)then
return ''
m.m.cx = 1
return m'.1'
endProcedure readDDNx
/*--- return the stem of the curr line, '' at end --------------------*/
readNxCur: procedure expose m.
parse arg m
if m.m.cx <= m.m.0 then
return m'.'m.m.cx
else
return ''
endProcedure readNxCur
/*--- return the position (line number) of reader
plus le characters of the current line (default 50) ------*/
readnxPos: procedure expose m.
parse arg m, le
li = m'.'m.m.cx
li = strip(m.li, 't')
if arg() < 2 then
le = 50
if le < 1 then
li = ''
else if length(li) <= le then
li = ':' li
else
li = ':' left(li, le-3)'...'
return 'line' (m.m.buf0x + m.m.cx)li
endProcedure readnxPos
/*--- close and deallocate ------------------------------------------*/
readNxEnd: procedure expose m.
parse arg m
call readDDEnd m.m.dd
interpret m.m.free
return
endProcedure readDDNxEnd
/*--- standardise a dsn spec
word1 dsName or -
word2 dd or -
word3 disp or -
word4 to first : attributes in tso format
after first : attributes for new allocation
----------------------------------------------------------------------*/
dsnSpec: procedure expose m.
parse upper arg spec
rr = '' /* put leading - in separate words */
do sx=1 while words(rr) < 3 & wx \= ''
wx = word(spec, sx)
do while abbrev(wx, '-') & words(rr) < 3
wx = substr(wx, 2)
rr = rr '-'
end
rr = rr wx
end
spec = rr subWord(spec, sx)
na = ''
dd = ''
di = ''
if left(spec, 1) = '&' then /* external spec is handled ok */
spec = strip(substr(spec, 2))
do wx=1 by 1
w = word(spec, wx)
if w = '' | abbrev(w, '.') | abbrev(w, ':') then
leave
else if wordPos(w, 'OLD SHR MOD NEW')>0 | abbrev(w, 'SYSO') then
di = w
else if w = 'CATALOG' then
di = di w
else if abbrev(w, 'DD(') then
dd = substr(w, 4, length(w)-4)
else if abbrev(w, 'DSN(') then
na = strip(substr(w, 5, length(w)-5))
else if na == '' then
na = dsn2jcl(w)
else if dd == '' then
dd = w
else if di == '' then
di = w
else
leave
end
if na == '' then
na = '-'
else if abbrev(na, "'") then
na = substr(na, 2, length(na)-2)
if dd == '' then dd = '-'
if di == '' then di = '-'
re = subword(spec, wx)
if abbrev(re, '.') then
re = substr(re, 2)
return na dd di re
endProcedure dsnSpec
/*--- alloc a dsn with dsnAlloc
if the dsn is inuse wait and retry
until either the allocation is successfull
or the timeout occurs --------------------------------------*/
dsnAllocWait: procedure expose m.
parse upper arg spec, pDi, pDD, timeOut
x = max(1, arg() - 1)
do rt=0
m.adrTsoAl.1 = ''
m.adrTsoAl.2 = ''
m.adrTsoAl.3 = ''
call outtrap m.adrTsoAl.
res = dsnAlloc(spec, pDi, pDD, '*')
call outtrap off
if \ abbrev(res, ' ') then
return res
msg = m.adrTsoAl.1'\n'm.adrTsoAl.2'\n'm.adrTsoAl.3
if rt > timeOut & timeOut \== '' then
return err('timeout allocating' spec time() '\n'msg)
if pos('DATA SET IS ALLOCATED TO ANOTHER', msg) < 1 then
return err('allocating' spec'\n'msg)
say time() 'sleep and retry alloc' spec
call sleep 1, 0
end
endProcedure dsnAllocWait
/*--- alloc a dsn or a dd
spec '-'<ddName>
datasetName? disposition? '.'? attributes? (':' newAtts)?
disp default disposition
dd default dd name
retRc erlaubte ReturnCodes (leer = 0)
returns if ok then ddName <rexx for free> otherwise rc -----*/
dsnAlloc: procedure expose m.
parse upper arg spec, pDi, pDD, retRc
parse value dsnSpec(spec) with na dd di rest
if na = '-' then
m.dsnAlloc.dsn = ''
else
m.dsnAlloc.dsn = na
if na == '-' & dd \== '-' & di == '-' & rest = '' then
return dd
if dd == '-' & pDD \== '' then
dd = pDD
if dd == '-' then
dd = 'DD*'
dd = tsoDD(dd)
if di = '-' & pDi \== '' then
di = pDi
if di = '-' then
di = 'SHR'
else if pos('(', na) < 1 then
nop
else if di = 'MOD' then
call err 'disp mod for' na
else
di = 'SHR'
if pos('/', na) > 0 then
return csmAlloc(na dd di rest, retRc)
else
return tsoAlloc(na dd di rest, retRc)
endProcedure dsnAlloc
/*--- find a free dd with prefix dd ----------------------------------*/
tsoDD: procedure expose m.
parse arg dd, f
if m.err.ispf then
call adrIsp 'vget wshTsoDD shared', 0 8
else if symbol('m.tso.tsoDD') == 'VAR' then
wshTsoDD = m.tso.tsoDD
else
wshTsoDD = ''
if f == '-' then do
px = wordPos(dd, wshTsoDD)
if px < 1 then
call err 'tsoDD dd' dd 'not used' wshTsoDD
wshTsoDD = strip(subword(wshTsoDD, 1, px-1) ,
subWord(wshTsoDD, px+1))
end
else do
if right(dd, 1) = '*' then do
dd = left(dd, length(dd)-1) || m.err.screen
cx = lastPos(' 'dd, ' 'wshTsoDD)
if cx < 1 then
dd = dd'1'
else do
old = word(substr(wshTsoDD, cx), 1)
if datatype(substr(old, length(dd)+1), 'n') then
dd = dd || (substr(old, length(dd)+1) + 1)
else
call err 'tsoDD old' old 'suffix not numeric dd' dd
end
end
if wordPos(dd, wshTsoDD) > 0 then
call err 'tsoDD dd' dd 'already used' wshTsoDD
wshTsoDD = strip(wshTsoDD dd)
end
if m.err.ispf then
call adrIsp 'vPut wshTsoDD shared'
m.tso.tsoDD = wshTsoDD
return dd
endProcedure tsoDD
tsoAlloc: procedure expose m.
parse arg na dd disp rest ':' nn, retRc
c = 'alloc dd('dd')' disp
if na \== '-' then
c = c "DSN('"na"')"
else if disp = 'NEW' and nn \== '' then
c = c dsnCreateAtts(,nn)
call outtrap m.adrTsoAl.
alRc = adrTso(c rest, '*')
call outtrap off
if alRc = 0 then do
call errAddCleanup 'call tsoFree' dd', "*"'
return dd 'call tsoFree' dd';'
end
if nn \= '' & wordPos(disp, 'OLD SHR') > 0 ,
& sysDsn("'"m.dsnAlloc.dsn"'") == 'DATASET NOT FOUND' then do
say 'tsoAlloc creating' c rest ':'nn
call adrTso 'alloc dd('dd') new catalog' dsnCreateAtts(na, nn)
call adrTso 'free dd('dd')'
return tsoAlloc(na dd disp rest, retRc)
end
do ax=1 to m.adrTsoAl.0
say m.adrTsoal.ax
end
if retRc = '*' | wordPos(alRc, retRc) > 0 then
return ' ' alRc
call err 'tsoAlloc rc' alRc 'for' c rest
endProcedure tsoAlloc
tsoAtts: procedure expose m.
parse arg dsn
rc = listDsi("'"dsn"' SMSINFO")
if rc = 0 then
mv = ''
else if rc = 4 & sysReason = 19 then do
mv = 'UNITCNT(30)'
say 'multi volume' mv
end
else if rc ^= 0 then
call err 'listDsi rc' rc 'reason' sysReason,
sysMsgLvl1 sysMsgLvl2
al = 'CAT'
al = ''
if right(sysDsSms, 7) == 'LIBRARY' ,
| abbrev(sysDsSms, 'PDS') then
al = al 'DSNTYPE(LIBRARY)'
if sysUnits = 'TRACK' then
sysUnits = 'TRACKS'
return al "DSORG("sysDSorg") MGMTCLAS("sysMgmtClass")",
"DATACLAS("sysDataClass")" ,
"RECFM("translate('1 2 3', ' 'sysREcFM, ' 123')")",
"LRECL("SYSLRECL")",
"SPACE("sysPrimary"," sysSeconds")" sysUnits mv
/* "blksize("sysBLkSIZE")" removed 3.4.13: let sms do the magic */
endProcedure tsoAtts
tsoFree: procedure expose m.
parse arg dd, ggRet
call adrTso 'free dd('dd')', ggRet
call tsoDD dd, '-'
call errRmCleanup 'call tsoFree' dd', "*"'
return
endProcedure tsoFree
dsnCreateAtts: procedure expose m.
parse arg dsn, atts, forCsm
forCsm = forCsm == 1
aU = ' 'translate(atts)
res = ''
if dsn \== '' then
res = "dataset('"dsnSetMbr(dsn)"')"
if abbrev(atts, '~') then
return res tsoAtts(substr(atts, 2))
if abbrev(atts, ':') then do
parse var atts a1 atts
rl = substr(a1, 3)
if abbrev(a1, ':F') then do
if rl = '' then
rl = 80
recfm='f b'
end
else do
if rl = '' then
rl = 32756
recfm = substr(a1, 2, 1) 'b'
end
res = res "recfm("space(recfm, 1-forCsm)") lrecl("rl")"
end
if pos('(', dsn) > 0 & pos(' DSNTYPE(', aU) < 1 ,
& pos(' DSORG(', aU) < 1 then
res = res 'dsntype(library) dsorg(po)'
if pos(' MGMTCLAS(', aU) < 1 then
res = res 'mgmtclas(COM#A091)'
if pos(' SPACE(', aU) < 1 then
res = res 'space(10, 1000) cyl' || copies('inder', forCsm)
return res atts
endProcedure dsnCreateAtts
/*--- check if a dataset is archive ------------------------------------
returns 'ok' if dataset on disk
'not' if dataset is not catalogued
'arc' if dataset archived
listDsi errorMsg otherwise ------------------*/
dsnArc: procedure expose m.
parse upper arg dsn
lc = listDsi("'"strip(dsn)"' noRecall")
if lc = 0 then
return 'ok'
else if lc=4 & sysReason = 19 then /* multiple volumes */
return 'ok'
else if lc=16 & sysReason = 5 then
return 'notCat'
else if lc=16 & sysReason = 9 then
return 'arc'
else
return 'listDsi cc='lc', sysReason='sysReason ,
'm2='sysMsgLvl2', m1='sysMsgLvl1
endProcedure dsnArc
/*--- read the dataset specified in ggDsnSpec to stem ggSt -----------*/
readDSN:
parse arg ggDsnSpec, ggSt
ggAlloc = dsnAlloc(ggDsnSpec, 'SHR', 'readDsN')
call adrTso 'execio * diskr' word(ggAlloc, 1) '(stem' ggSt' finis)'
interpret subword(ggAlloc, 2)
return
endSubroutine readDsn
/*--- write the dataset specified in ggDsnSpec from stem ggSt
write ggCnt records if not empty otherwise ggst0
if ggSay 1 then say ... records written to ... -------------*/
writeDSN:
parse arg ggDsnSpec, ggSt, ggCnt, ggSay
if ggCnt == '' then
ggCnt = value(ggst'0')
ggAlloc = dsnAlloc(ggDsnSpec, 'OLD', 'readDsN')
call adrTso 'execio' ggCnt 'diskw' word(ggAlloc, 1) ,
'(stem' ggSt 'open finis)'
interpret subword(ggAlloc, 2)
if ggSay == 1 | m.debug == 1 then
say ggCnt 'records written to' ggDsnSpec
return
endSubroutine writeDsn
copyDSN: procedure expose m.
parse arg frSpec, toSpec, ggSay
frDD = dsnAlloc(frSpec, 'SHR', 'FRDD')
toDD = dsnAlloc(toSpec, 'OLD', 'TODD')
call readDDBegin word(frDD, 1)
call writeDDBegin word(toDD, 1)
cnt = 0
do while readDD(word(frDD, 1), r.)
call writeDD word(toDD, 1), r.
cnt = cnt + r.0
end
call readDDEnd word(frDD, 1)
call writeDDEnd word(toDD, 1)
interpret ';' subword(frDD, 2) '; ; ;' subword(toDD, 2)
if ggSay == 1 | m.debug == 1 then
say cnt 'records copied from' frSpec 'to' to toSpec
return
endSubroutine writeDsn
/* copy adrTso end ****************************************************/
/* copy err begin *** errorhandling, messages, help ****************/
errIni: procedure expose m.
if m.err.ini == 1 then
return
m.err.ini = 1
m.err.handler = ''
m.err.cleanup = ';'
m.err.opt = ''
parse source m.err.os .
m.err.ispf = 0
m.err.screen = ''
if m.err.os \== 'LINUX' then
if sysVar('sysISPF') = 'ACTIVE' then do
m.err.ispf = 1
address ispExec 'vget zScreen shared'
m.err.screen = zScreen
end
return
endProcedure errIni
/* configure err -----------------------------------------------------*/
errReset: procedure expose m.
call errIni
parse arg m.err.opt, m.err.handler
if pos('I', translate(m.err.opt)) > 0 & m.err.ispf then
call adrIsp 'control errors return'
return
endSubroutine errReset
/*--- error routine: abend with message ------------------------------*/
err:
parse arg ggTxt, ggOpt
call errIni
drop err handler cleanup opt call return
if ggOpt == '' & m.err.handler \== '' then
interpret m.err.handler
call errSay ggTxt, 'e'
call errCleanup
if ggOpt == '' then
ggOpt = m.err.opt
ggOpt = translate(ggOpt)
if pos('T', ggOpt) > 0 then do
trace ?r
say 'trace ?r in err'
end
if pos('H', ggOpt) > 0 then do
call errSay 'divide by zero to show stackHistory', 'e'
x = 1 / 0
end
call errSay 'exit(12)', 'e'
exit errSetRc(12)
endSubroutine err
/*--- set rc for ispf: -------------------------------------------------
if a cmd is run by ispStart, its RC is ignored,
but ISPF passes the value of the shared variable zIspfRc
back as return code
----------------------------------------------------------------------*/
errSetRc: procedure expose m.
parse arg zIspfRc
if m.err.ispf then
address ispExec vput 'zIspfRc' shared
return zIspfRc
endProcedure errSetRc
/*--- error routine: user message cleanup exit -----------------------*/
errAddCleanup: procedure expose m.
parse arg code
call errIni
/* concatenate backwards, then it is executed also backwards */
m.err.cleanup = ';'code || m.err.cleanup
return
endProcedure errAddCleanup
errRmCleanup: procedure expose m.
parse arg code
call errIni
cx = pos(';'code';', m.err.cleanup)
if cx > 0 then
m.err.cleanup = left(m.err.cleanup, cx) ,
|| substr(m.err.cleanup, cx + length(code)+2)
return
endProcedure errRmCleanup
errCleanup: procedure expose m.
call errIni
errCleanup = m.err.cleanup
if errCleanup = ';' then
return
m.err.cleanup = ';'
say 'err cleanup begin' errCleanup
interpret errCleanup
say 'err cleanup end' errCleanup
return
endProcedure errCleanup
/*--- say an errorMessage msg with pref and linesplits --------------*/
errSay: procedure expose m.
parse arg msg, pref
return saySt(errMsg(msg, pref))
/*--- prefix an errormessage with pref,
split it into lines at \n to stem m.err -------------------*/
errMsg: procedure expose m.
parse arg msg, pref
parse source . . ggS3 . /* current rexx */
if pref == 'e' then
msg = 'fatal error in' ggS3':' msg
else if pref == 'w' then
msg = 'warning in' ggS3':' msg
else if pref \== '' then
msg = pref':' msg
return splitNl(err, msg) /* split lines at \n */
endProcedure errMsg
splitNL: procedure expose m.
parse arg st, msg
bx = 1
do lx=1 to 20
ex = pos('\n', msg, bx)
if ex < bx then
leave
m.st.lx = substr(msg, bx, ex-bx)
bx = ex+2
end
m.st.lx = substr(msg, bx)
m.st.0 = lx
return st
endProcedure splitNL
/*--- say (part of) the lines of a stem ----------------------------*/
saySt: procedure expose m.
parse arg st, fx, tx
do lx=word(fx 1, 1) to word(tx m.st.0, 1)
say m.st.lx
end
return st
endProcedure saySt
/*--- out (part of) the lines of a stem ----------------------------*/
outSt: procedure expose m.
parse arg st, fx, tx
do lx=word(fx 1, 1) to word(tx m.st.0, 1)
call out m.st.lx
end
return st
endProcedure outSt
/*--- say a trace message if m.trace is set --------------------------*/
debug: procedure expose m.
parse arg msg
if m.debug == 1 then
say 'debug:' msg
return
endProcedure debug
/*--- output a trace if m.trace is set -------------------------------*/
trc: procedure expose m.
parse arg msg
if m.trace == 1 then
call out 'trc:' msg
return
endProcedure trc
/*--- assert that the passed rexx expression evaluates to true -------*/
assert:
interpret 'assertRes =' arg(1)
if assertRes \==1 then
call err 'assert failed' arg(1) '==>' assertRes':' arg(2)
return
endProcedure assert
/*--- abend with Message after displaying help -----------------------*/
errHelp: procedure expose m.
parse arg msg, op
call errSay msg, 'e'
call help
call err msg, op
endProcedure errHelp
/*--- display the first comment block of the source as help ----------*/
help: procedure expose m.
parse source . . s3 .
say right(' help for rexx' s3, 79, '*')
do ax=1 to arg()
say ' ' arg(ax)
end
do lx=1 by 1
if pos('/*', sourceLine(lx)) > 0 then
leave
else if lx > 10 then do
say 'initial commentblock not found for help'
return
end
end
do lx=lx+1 by 1
li = strip(sourceLine(lx), 't', ' ')
if pos('*/', li) > 0 then
leave
say li
end
say right(' end help for rexx' s3, 79, '*')
return 4
endProcedure help
/* copy err end *****************************************************/
/* copy ut begin *****************************************************/
utIni: procedure expose m.
if m.ut.ini == 1 then
return
m.ut.ini = 1
m.ut.digits = '0123456789'
m.ut.alfLC = 'abcdefghijklmnopqrstuvwxyz'
m.ut.alfUC = translate(m.ut.alfLc)
m.ut.Alfa = m.ut.alfLc || m.ut.alfUC
m.ut.alfNum = m.ut.alfa || m.ut.digits
m.ut.alfDot = m.ut.alfNum || '.'
return
endProcedure utIni
/*--- if function warning all3 arguments get evaluated|
e.g if(x=0, 'infinity', 1/0) will fail| -----------*/
if: procedure expose m.
parse arg co, ifTrue, ifFalse
if co then
return ifTrue
else
return ifFalse
endProcedure if
/*--- embedded ASSignement:
assign the second argument to the variable with name in first arg
and return the value assigned ----------------------------------*/
ass:
call value arg(1), arg(2)
return arg(2)
/*--- embedded ASSignement return NotNull:
assign the second argument to the variable with name in first arg
and return 1 if value not null, 0 if null ----------------------*/
assNN:
call value arg(1), arg(2)
return arg(2) \== ''
/*--- return current time and cpu usage ------------------------------*/
utTime: procedure expose m.
return time() 'ela='time('E') 'cpu='sysvar('syscpu'),
'su='sysvar('syssrv')
tstUtTime: procedure expose m.
say 'begin' utTime() sysvar('sysnode')
do 3000000
end
say 'end ' utTime()
return
/*--- sleep several seconds ------------------------------------------*/
sleep: procedure expose m.
parse arg secs, sayIt
if sayit <> 0 then
say 'sleeping' secs 'secs' time()
CALL SYSCALLS 'ON'
ADDRESS SYSCALL "sleep" secs
CALL SYSCALLS 'OFF'
if sayit <> 0 then
say 'slept' secs 'secs' time()
return
endProcedure sleep
/*--- left without truncation ----------------------------------------*/
lefPad: procedure expose m
parse arg s, len
if length(s) >= len then
return s
return left(s, len)
endProcedure lefPad
/*--- right without truncation ---------------------------------------*/
rigPad: procedure expose m
parse arg s, len
if length(s) >= len then
return s
return right(s, len)
endProcedure rigPad
/*--- quote string txt using quoteChar qu ("" ==> ") -----------------*/
quote: procedure expose m.
parse arg txt, qu
if qu = '' then
qu = '"'
res = qu
ix = 1
do forever
qx = pos(qu, txt, ix)
if qx = 0 then
return res || substr(txt, ix) || qu
res = res || substr(txt, ix, qx-ix) || qu || qu
ix = qx + length(qu)
end
endProcedure quote
/*--- translate to lowercase -----------------------------------------*/
ut2lc: procedure expose m.
parse arg s
return translate(s, m.ut.alfLc, m.ut.alfUc)
/*--- verify an id ---------------------------------------------------*/
verifId: procedure expose m.
parse arg src, extra
if pos(left(src, 1), m.ut.digits) > 0 then
return 1
else
return verify(src, m.mId || extra, 'n')
/*--- return the count of occurrences of needle in heyStack ----------*/
posCount: procedure expose m.
parse arg needle, hayStack, start, fin
if start = '' then
start = 1
if fin = '' then
fin = length(hayStack) + 1 - length(needle)
do cnt = 0 by 1
start = pos(needle, haystack, start)
if start < 1 | start > fin then
return cnt
start = start + length(needle)
end
endProcedure posCount
repAll: procedure expose m.
parse arg src
do ax = 2 by 2 to arg()
src = repAl2(src, src, arg(ax), arg(ax+1))
end
return src
endProcedure repAll
repAl2: procedure expose m.
parse arg src, sPos, old, new
res = ''
cx = 1
do forever
nx = pos(old, sPos, cx)
if nx < 1 then
return res || substr(src, cx)
res = res || substr(src, cx, nx-cx) || new
cx = nx + length(old)
end
endProcedure repAl2
repAllWords: procedure expose m.
parse arg src, w, new
res = ''
wx = 0
cx = 1
do forever
wx = wordPos(w, src, wx+1)
if wx < 1 then
return res || substr(src, cx)
nx = wordindex(src, wx)
res = res || substr(src, cx, nx-cx) || new
cx = nx + length(w)
end
endProcedure repAllWords
/* copy ut end ********************************************************/