$ERR.REX: Difference between revisions

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added/changed whitespace and comments, simplified some code.
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<br><br>The &nbsp; '''$ERR.REX''' &nbsp; program makes use of the &nbsp; '''$T.REX''' &nbsp; program to issue the error messages in red (if available).
<br><br>The help for the &nbsp; '''$ERR''' &nbsp; REXX program is included here &nbsp; ──► &nbsp; [[$ERR.HEL]].
<lang rexx>/*REXX*/ traceprogram offto display error or informational messages (in color, if supported). /*turn off all REXX cmd err msgs.*/
parse arg ! /*obtain the original arguments. */
if !all(arg()) then exit /*if a request for doc, then exit*/
if !cms then address '' /*handle ADDRESS for CMS. */
signal on halt /*setup label for HALT condition.*/
signal on noValue /* " " " NOVALUE " */
signal on syntax /* " " " SYNTAX " */
numeric digits 100 /*what the hell, support big 'uns*/
/*══════list of external commands*/
@ctty = 'CTTY' /*point to the CTTY command.*/
@globalv = 'GLOBALV' /* " " " GLOBALV " */
@finis = 'FINIS' /* " " " FINIS " */
@subcom = 'SUBCOM' /* " " " SUBCOM " */
@cpset = 'CP SET' /* " " " CP SET " */
@conwait = 'CONWAIT' /* " " " CONWAIT " */
@cpspool = 'CP SPOOL' /* " " " CP SPOOL " */
@cmstype = 'SET CMSTYPE' /* " " " SET CMSTYPE " */
 
trace off /*turn off all REXX cmd error messages.*/
if !cms | !dos then @ = '────────' /*use hyphens for dashes in msgs*/
else @ = '--------' /* " minuses " " " " */
 
parse vararg !! !! ' ..F=' ftops /*isobtain the original arguments. $ERR to write errors to file*/
if ftops\=='' then ftops='.F='ftops /*Yes, then add to FTOPS var. */
etops=strip(ftops '.C=red .END=1') /*also, add to ETOPS variable. */
g.1=space(!!) /*a version with no extra blanks.*/
pblank='05'x /*use pseudoBlank as "true" blank*/
 
if !all( doarg() j=2) tothen 9exit /*Request for help? /*process someDisplay, possiblethen shortcutsexit*/
if !cms k=j-1 then address '' /*handle /*pointADDRESS to thefor previous variableCMS. */
 
parse var g.k a.k g.j /*get the "G" version (= "all"). */
signal on halt if a.k==',' then a.k= /*ifbe omitted,able thento usehandle a null.the halting of pgm.*/
signal on noValue /* " " " " undefined variables*/
g.k=translate(g.k,,pblank) /*translate to a true blank. */
signal on a.k=translate(a.k,,pblank)syntax /* " " " /* " " " " pgm syntax errors.*/
 
aU.k=a.k; upper aU.k /*get an uppercase version of a.k*/
numeric digits 100 L.k=length(a.k) /*getwhat the lengthhell, of thesupport abig numbers.k var.*/
c.k=comma(a.k) /*add══════ a commalist (,)of toexternal the numbercommands. */
@ctty w.k=length(c.k) 'CTTY' /*getpoint to the length ofCTTY commatized # command. */
@globalv = 'GLOBALV' /* " " " GLOBALV " */
@finis = 'FINIS' /* " " " FINIS " */
@subcom = 'SUBCOM' /* " " " CMS SUBCOM " */
@cpset = 'CP SET' /* " " " CP SET " */
@conwait = 'CONWAIT' /* " " " CONWAIT " */
@cpspool = 'CP SPOOL' /* " " " CP SPOOL " */
@cmstype = 'SET CMSTYPE' /* " " " SET CMSTYPE " */
 
if !cms | !dos then @ = '────────' /*use hyphens for dashes in messages. */
else @ = '--------' /* " minuses " " " " */
 
parse var !! !! ' ..F=' ftops /*is $ERR to write errors to file? */
if ftops\=='' then ftops= '.F='ftops /*Yes, then add to FTOPS variable. */
etops= strip(ftops '.C=red .END=1') /*also, add it to the ETOPS variable.*/
g.1= space(!!) /*a version with no extra blanks. */
pblank= '05'x /*use pseudoBlank as the "true" blank*/
 
do j=2 to 9 /*process some possible shortcuts. */
k= j - 1 /*point to the previous variable. */
parse var g.k a.k g.j /*get the "G" version (equals "all").*/
if a.k==',' then a.k= /*if omitted, then use a null. */
g.k= translate(g.k, , pblank) /*translate to a true blank. */
a.k= translate(a.k, , pblank) /* " " " " " */
aU.k= a.k
upper aU.k /*get an uppercase version of a.k */
L.k= length(a.k) /*get the length of the a.k variable.*/
c.k= comma(a.k) /*add a comma (,) to the number. */
w.k= length(c.k) /*get the length of commatized number. */
end /*j*/
/* [↓] shortcut versions of a. */
a2= a.2; a3= a.3; a4= a.4; a5= a.5; a6= a.6; a7= a.7; a8= a.8
g3= g.3; g4= g.4; g5= g.5; g6= g.6; g7= g.7; g8= g.8
aa5= a.5
if isNum(aa5) then aa5= abs(aa5) /*if it's a number, then use ABS value.*/
i= a.1 /*this is the error number. */
errmsgto=
errmsgnt=
xedit= 0 /*indicate no XEDIT (so far). */
 
if !cms then do /*if CMS, then do some housework first.*/
@globalv 'SELECT' !fn ' "GET ERRMSGTO ERRMSGNT'"
@finis '* * *' /*close all open files. */
@cmstype 'RT' /*ensure the user sees the error msgs. */
@conwait /*wait for all messages to be written. */
@cpspool 'CON TERM' /*ensure user sees the error messages. */
@cpset' IMSG ON' /* " " " informational msgs. */
@cpset' EMSG ON' /* " " " error " */
@subcom 'XEDIT' /*see if executing under XEDIT. */
xedit=\rc & \cmsflag('SUBSET') /*set flag: running under XEDIT |SUBSET*/
ufid= a3 a4 a5 /*maybe obtain a fileID for a message. */
end
 
if !dos then do /*if COSDOS, then doperform some housework.*/
if \!nt then @ctty 'con' /*Not Windows NT? UseThen use CTTY cmd.*/
_= a4
if _\=='' & right(_,1)\=="\" then _= _'\'
ufid= _ || a2"'."'a3
end
 
i= space( translate(i, , '-'), 0) /*remove all minus signs from strstring. */
if i=='' then call erb 57 /*Is it null? Than an Oopsoops-say message.*/
 
if i=0 then do /*if "error" is zero, show the author. */
_= /*now, start with a clean slate. */
iL= length(i) /*use #number of zeroes for more info. */
if iL>1 then _= @'author'@"÷÷÷÷Gerard J. Schildberger"
if iL>2 then _= _ '÷÷phone (701)-242-8238'
if iL>3 then _= _ '÷÷E-mail gerardS@rrt.net'
if iL>5 then _= _ '÷÷9411 West Ridge Road,'
if iL>5 then _= _ '÷÷Hankinson, ND 58041'
atops= strip(ftops '.A=-2 .X=-2 .E=2 .C=yell .J=c .BOX= .KD=÷')
if _\=='' then call $t atops _ /*tell if more info if than 1one zero.*/
exit 0 /*exit with a return code of zero. */
end
 
if i==14000 |, /*is this a message for a HALT ? */
i=='14.1' then do /* ··· or in some cases, 14.1 error. */
htops= strip(ftops '.X=-1 .C=red .J=c .BOX=')
call $t htops 'The REXX program' @ a2 @ "has been halted !"
exit 14000 /* ··· and indicate a HALT cond· condition*/
end
 
 
if \isInt(i) then call erb 53,i "error_code" /*Hmmm, we got an "internal" errpgm error.*/
oi= i /*keep the original valueerror number around.*/
xedit= (xedit & i>0) /*inside the XEDIT program? */
i= abs(i) /*use the absolute value of I. */
if i<1400 | i>1499 then call erb 99,oi /*check for a legal range of I. */
k=i-1400 /*from now on, use a shorter I. */
if xedit then address 'XEDIT' "SET MSGM ON LONG" /*allow XEDIT msgsmessages to be seen. */
call sy /*writedisplay a blank line. for the eyeballs*/
call sy "'($$$"'i") *error*:" /*write a hdrheader line (before the msg).*/
 
/*now, display the error message(s). */
 
 
if k== 0 then call sy "some commands can't or shouldn't be executed while in" g3
if k== 1 then call sy "the" g3 'was previously specified or specified more than once'
if k== 2 then call sy "the" a4 "argument can't be" choose("negative",g5)":" a3
if k== 3 then call sy 'the (disk) filemode' a3 "can't have any read-only extensions" g4
if k== 4 then call sy 'the' a4 "filemode/address can't be" choose('RELEASEd',g5)":" a3
if k== 5 then do
call sy "illegal comparator operator" @ a3 'specified,'
call sy "it must be one of: = \= < <= > >= \< \>"
end
if k== 6 then call sy "no special characters are allowed in the" g4':' a3
if k== 7 then call sy "fixed-point underflow or overflow (result is too small or too large)"
if k== 8 then call sy "illegal filemode" @ a3 @ g4
if k== 9 then call sy "a terminal screen (CRT) is required with the" @ a3 @ 'feature'
if k==10 then if a3=='' then call sy "missing fileid for" g4
else call sy "illegal fileid" @ space(a3 a4 a5) @ g6
if k==11 then call sy "comparand operand must be an = or \= when using *xxx* type comparisons"
if k==12 then call sy "not enough" choose('virtual storage',g4)", at least" a3 'are needed'
if k==13 then do
call sy "REXX syntax error"
if isInt(a.6) then call sy errortext(a.6)
call syline
end
if k==14 then call sy 'the' a5 "argument" a3 "can't be" choose('greater',a.7) "than" a6 a4
if k==15 then do
if a3=='' then call sy "division by zero"
else do
call sy 'raising a negative number' @ a3 @
call sy "to a negative or an odd fractional power" @ a4 @
call fto g5
end
end
if k==16 then do
call sy "illegal MDISK" g4 'address:' a3","
call sy 'it must be exactly three hexadecimal characters (but not 000), or it may be'
call sy "preceeded by an asterisk (*) followed by three decimal characters"
end
if k==17 then do
call sy "undefined REXX variable referenced" a.6
call syline
end
if k==18 then do
call sy "illegal MDISK address or filemode,"
call sy "the 191 A MDISK address is reserved for the CMS user's private MDISK"
end
if k==19 then call sy 'numeric digits ('comma(a6)") isn't sufficient to" a4 a5 'to' a3
if k==20 then call sy "the" a3 @ a4 'and' g5 @ "aren't alike"
if k==21 then call sy choose("increment",a3) 'must be preceeded by a plus (+) or a minus (-)'
if k==22 then do
_='combination of characters:'
if L.4==1 then _="character:"
call sy a3 'contains an invalid' _ g4
end
if k==23 then call sy "the" a3 choose("option",a5) "requires the" a4 choose('option or feature',g6)
if k==24 then call sy "illegal" choose('volume',a4) "serial:" a3 ' (it must be six or less characters)'
if k==25 then do
call sy "you must be in the" a3 'mode/program to use the'
call sy "specified command (or it's" g4 "option)"
end
if k==26 then do
call sy "illegal MDISK" g4 'address:' a3","
call sy 'it must be exactly three hexadecimal characters (but not 000)'
end
if k==27 then call sy choose('number',g4) "can't be negative or zero (must be positive):" a3
if k==28 then call sy "duplicate" a3 'defined or specified:' g4
if k==29 then call sy "illegal filemode:" a3', it must be one character'
if k==30 then do
call say30
if a5==a6 | a6=='' | a6=="," then call sy "it must be" space(aa5 g8 _b)
else do
_to='to'
if a6==aa5+1 then _to="or"
call sy 'it must be from' aa5 _to a6 _b
end
end
if k==31 then call sy "no lines (or incorrect lines) were put in the program stack" g3
if k==32 then call sy 'the command' a3 "exited, but it isn't supposed to exit or stop"
if k==33 then call sy 'the' a3 "MDISK isn't a CMS MDISK, it's in the wrong format"
if k==34 then call sy @ a3 a4 @ "can't be executed from the" a5 'MDISK'
if k==35 then do
call sy "no" choose('argument',a4) 'was specified after or'
call fto a3 g5
end
if k==36 then call sy 'file' @ g3 @ "can't exist on the" a5 'MDISK'
if k==37 then do
y=a3
_=pos(a3,'''"`{[(«')
if _\==0 then y=translate(word('single_quote double_quote grave_accent left_brace left_bracket left_parenthesis left_double_carrot',_),,"_") a3
call sy 'unmatched' y g4
end
if k==38 then call sy 'file' @ space(a3 a4 a5) @ choose("can't be located or is empty",g6)
if k==39 then call sy "the" a3 choose('argument',a8) 'must be' a4 a5 "the" a6 choose('argument',a7)
if k==40 then do
call sy 'argument' @ a3 @ "isn't a valid hexadecimal string/number"
call sy "(it contains a character other than 0123456789ABCDEFabcdef or a blank)"
call fto g4
end
if k==41 then do
call sy "VM userid" @ g3 @ "doesn't exist or"
call sy 'is illegal (it may have an illegal character in it)'
end
if k==42 then call sy "the MDISK" a4 'for the user' a3 "doesn't exist"
if k==43 then call sy "illegal password for the" a3 a5 'MDISK was specified'
if k==44 then do
call sy "a CMS command is being used out of context, or"
call sy 'a command was renamed, or the FSTs have been altered'
_='DOS'
if !cms then _="CMS";call sy '(you may have to IPL' _")"
end
if k==45 then call sy 'VM userid' @ g3 @ "isn't logged on"
if k==46 then call sy "the file's" @ g4 "LRECL can't exceed" a3
if k==47 then call sy a3 @ a4 @ "not found" g5
if k==48 then do
_=
L=1
if L.4==1 | right(aU.4,1)=='X' then _=" an"
if _=='' then L=0
call sy @ a3 g5 @ 'contains'_ "invalid character"s(L)':' a4
end
if k==49 then call sy "CP LINK error for MDISK" a4 'userid' a3
if k==50 then do
call sy 'illegal/invalid' a3 "specified" @ a4 @
call fto g5
end
if k==51 then call sy choose("documentation",a5) 'for' a3 a4 "couldn't be located"
if k==52 then do
call sy "arguments aren't permitted"
call fto a4
end
if k==53 then do
call sy 'argument' @ a3 @ "isn't numeric" g5
call fto a4
end
if k==54 then do
call sy "not enough" choose('arguments',a3) "were specified" g5
call fto a4
end
if k==55 then do
call sy "illegal argument" @ a3 @ g5
call fto a4
end
if k==56 then call sy "illegal number of" choose('arguments',a4) "were specified" g5 a3
if k==57 then do
y=choose("arguments",a3)
z='was'
if translate(right(y,1))=="S" then z='were'
call sy "no" y z "specified"
end
if k==58 then call sy "only" g3 'argument's(a3) 'are accepted'
if k==59 then do
call sy "too many" choose('arguments',a3) "were specified" g5
call fto a4
end
if k==60 then call sy "argument#" a4 @ a3 @ 'must be an * or numeric'
if k==61 then call sy "conflicting arguments:" g3
if k==62 then call sy choose('fileid1',a3) "and" choose('fileid2',a4) "can't be identical" g5
if k==63 then do
call sy "no" 'argument was specified after or'
call fto g3
end
if k==64 then call sy "up to" g3 'argument's(a3) 'are accepted'
if k==65 then call sy "bad argument" @ a3 @ "illegal use of" g4
if k==66 then call sy "only" a3 'to' a4 "arguments are accepted"
if k==67 then call sy "unable to parse" a3 'from the results of:' g4
if k==68 then do
call sy "return code" a3 'doing:'
call sy g4
i=a3
end
if k==69 then call sy 'user' @ a3 @ "can't be logged on while the command" @ a2 @ 'is running'
if k==70 then do
if a3==2 then call sy "the" @ a2 @ 'command must be executed under the' a4 "userid"
if a3==1 then call sy "the" @ a2 @ "command must be executed from the A MDISK"
call sy "illegal use of the" @ a2 @ "command, subrc="a3
end
if k==71 then call sy "can't attach a" g3
if k==72 then do
call sy 'argument' @ a3 @ "isn't alphabetic" g5
call fto a4
end
if k==73 then do
call sy "an attempt was made to execute an unauthorized or restricted command"
if g3\=='' then call sy g3
end
if k==74 then call sy "the user" @ a3 @ 'must be in' a4 "mode"
if k==75 then call sy "no" choose('write',a4) "access to the" @ choose('A',space(left(a3),1)) @ "MDISK"
if k==76 then call sy a3 g5 "isn't known or supported:" a4
if k==77 then call sy space('error' a3 "in writing to disk file" @ g4 @)
if k==78 then call sy choose("file",g6) @ a3 a4 a5 @ 'not found'
if k==79 then call sy "the time window for execution is" a3 'through' a4
if k==80 then call sy @ a3 @ "isn't a known userid"
if k==81 then do
call sy 'argument' @ a5 space(@ g7) "is out of range"
_=max(w.3,w.4)
if L.3\==0 then call sy 'the lower limit is:' right(c.3,_)
if L.4\==0 then call sy 'the upper limit is:' right(c.4,_)
call fto a6
end
if k==82 then call sy g4 @ a3 @ "can't be located"
if k==83 then call sy "the" @ g3 @ 'option is required'
if k==84 then call sy "file" @ g4 @ 'had a syntax error for' a3
if k==85 then call sy "illegal combination of arguments:" g4
if k==86 then do
call sy "the" choose(a3,a2) 'command is being invoked out of context'
if g4\=='' then call sy g4
end
if k==87 then do
call sy 'argument' @ a3 @ "isn't a valid" choose('bit digit',a4)
call sy '(it contains more than one binary digit)'
call fto g5
end
if k==88 then call sy g4 @ a3 @ "doesn't exist"
if k==89 then call sy 'the' a3 "command can't be found"
if k==90 then do
call sy 'evaluation of' a3 "contains a zero divisor and"
call sy 'the result is infinite' g4
end
if k==91 then do
call sy 'argument' @ a3 @ "isn't a valid" choose('bit string',a4)
call sy '(it contains a non-binary character other than 0 or 1)'
call fto g5
end
if k==92 then do
call sy choose('argument',a4) @ a3 @ "isn't a whole number (integer)" g7
call fto a5
end
if k==93 then call sy "file" @ g3 @ 'already exists'
if k==94 then call sy "the T-DISK requested can't be obtained"
if k==95 then call sy "not enough free storage can be obtained"
if k==96 then call sy "illegal file" @ g3 @ 'or it was incorrectly modified'
if k==97 then do
call sy "a command failed,"
if a3\=='' then call sy "sub-command" @ g3 @','
call sy "it's all or partially restricted to authorized users"
end
if k==98 then do
call sy "an attempt was made to execute the" @ a2 @ 'command while'
call sy "the user" @ userid() @ "was in disconnected mode"
end
if k==99 then call sy "illegal error number for the" !fn 'REXX EXEC' ":" g3
 
if k==0 then call sy "some commands can't or shouldn't be executed while in" g3
if k==1 then call sy "the" g3 'was previously specified or specified more than once'
if k==2 then call sy "the" a4 "argument can't be" choose("negative",g5)":" a3
if k==3 then call sy 'the (disk) filemode' a3 "can't have any read-only extensions" g4
if k==4 then call sy 'the' a4 "filemode/address can't be" choose('RELEASEd',g5)":" a3
if k==5 then do
call sy "illegal compator operator" @ a3 'specified,'
call sy "it must be one of: = \= < <= > >= \< \>"
end
if k==6 then call sy "no special characters are allowed in the" g4':' a3
if k==7 then call sy "fixed-point underflow or overflow (result is too small or too large)"
if k==8 then call sy "illegal filemode" @ a3 @ g4
if k==9 then call sy "a terminal screen (CRT) is required with the" @ a3 @ 'feature'
if k==10 then if a3=='' then call sy "missing fileid for" g4
else call sy "illegal fileid" @ space(a3 a4 a5) @ g6
if k==11 then call sy "comparand operand must be an = or \= when using *xxx* type comparisons"
if k==12 then call sy "not enough" choose('virtual storage',g4)", at least" a3 'are needed'
if k==13 then do
call sy "REXX syntax error"
if isInt(a.6) then call sy errortext(a.6)
call syline
end
if k==14 then call sy 'the' a5 "argument" a3 "can't be" choose('greater',a.7) "than" a6 a4
if k==15 then do
if a3=='' then call sy "division by zero"
else do
call sy 'raising a negative number' @ a3 @
call sy "to a negative or an odd fractional power" @ a4 @
call fto g5
end
end
if k==16 then do
call sy "illegal MDISK" g4 'address:' a3","
call sy 'it must be exactly three hexadecimal characters (but not 000), or it may be'
call sy "preceeded by an asterisk (*) followed by three decimal characters"
end
if k==17 then do
call sy "undefined REXX variable referenced" a.6
call syline
end
if k==18 then do
call sy "illegal MDISK address or filemode,"
call sy "the 191 A MDISK address is reserved for the CMS user's private MDISK"
end
if k==19 then call sy 'numeric digits ('comma(a6)") isn't sufficient to" a4 a5 'to' a3
if k==20 then call sy "the" a3 @ a4 'and' g5 @ "aren't alike"
if k==21 then call sy choose("increment",a3) 'must be preceeded by a plus (+) or a minus (-)'
if k==22 then do
_='combination of characters:'
if L.4==1 then _="character:"
call sy a3 'contains an invalid' _ g4
end
if k==23 then call sy "the" a3 choose("option",a5) "requires the" a4 choose('option or feature',g6)
if k==24 then call sy "illegal" choose('volume',a4) "serial:" a3 ' (it must be six or less characters)'
if k==25 then do
call sy "you must be in the" a3 'mode/program to use the'
call sy "specified command (or it's" g4 "option)"
end
if k==26 then do
call sy "illegal MDISK" g4 'address:' a3","
call sy 'it must be exactly three hexadecimal characters (but not 000)'
end
if k==27 then call sy choose('number',g4) "can't be negative or zero (must be positive):" a3
if k==28 then call sy "duplicate" a3 'defined or specified:' g4
if k==29 then call sy "illegal filemode:" a3', it must be one character'
if k==30 then do
call say30
if a5==a6 | a6=='' | a6=="," then call sy "it must be" space(aa5 g8 _b)
else do
_to='to'
if a6==aa5+1 then _to="or"
call sy 'it must be from' aa5 _to a6 _b
end
end
if k==31 then call sy "no lines (or incorrect lines) were put in the program stack" g3
if k==32 then call sy 'the command' a3 "exited, but it isn't supposed to exit or stop"
if k==33 then call sy 'the' a3 "MDISK isn't a CMS MDISK, it's in the wrong format"
if k==34 then call sy @ a3 a4 @ "can't be executed from the" a5 'MDISK'
if k==35 then do
call sy "no" choose('argument',a4) 'was specified after or'
call fto a3 g5
end
if k==36 then call sy 'file' @ g3 @ "can't exist on the" a5 'MDISK'
if k==37 then do
y=a3
_=pos(a3,'''"`{[(«')
if _\==0 then y=translate(word('single_quote double_quote grave_accent left_brace left_bracket left_parenthesis left_double_carrot',_),,"_") a3
call sy 'unmatched' y g4
end
if k==38 then call sy 'file' @ space(a3 a4 a5) @ choose("can't be located or is empty",g6)
if k==39 then call sy "the" a3 choose('argument',a8) 'must be' a4 a5 "the" a6 choose('argument',a7)
if k==40 then do
call sy 'argument' @ a3 @ "isn't a valid hexadecimal string/number"
call sy "(it contains a character other than 0123456789ABCDEFabcdef or a blank)"
call fto g4
end
if k==41 then do
call sy "VM userid" @ g3 @ "doesn't exist or"
call sy 'is illegal (it may have an illegal character in it)'
end
if k==42 then call sy "the MDISK" a4 'for the user' a3 "doesn't exist"
if k==43 then call sy "illegal password for the" a3 a5 'MDISK was specified'
if k==44 then do
call sy "a CMS command is being used out of context, or"
call sy 'a command was renamed, or the FSTs have been altered'
_='DOS'
if !cms then _="CMS";call sy '(you may have to IPL' _")"
end
if k==45 then call sy 'VM userid' @ g3 @ "isn't logged on"
if k==46 then call sy "the file's" @ g4 "LRECL can't exceed" a3
if k==47 then call sy a3 @ a4 @ "not found" g5
if k==48 then do
_=
L=1
if L.4==1 | right(aU.4,1)=='X' then _=" an"
if _=='' then L=0
call sy @ a3 g5 @ 'contains'_ "invalid character"s(L)':' a4
end
if k==49 then call sy "CP LINK error for MDISK" a4 'userid' a3
if k==50 then do
call sy 'illegal/invalid' a3 "specified" @ a4 @
call fto g5
end
if k==51 then call sy choose("documentation",a5) 'for' a3 a4 "couldn't be located"
if k==52 then do
call sy "arguments aren't permitted"
call fto a4
end
if k==53 then do
call sy 'argument' @ a3 @ "isn't numeric" g5
call fto a4
end
if k==54 then do
call sy "not enough" choose('arguments',a3) "were specified" g5
call fto a4
end
if k==55 then do
call sy "illegal argument" @ a3 @ g5
call fto a4
end
if k==56 then call sy "illegal number of" choose('arguments',a4) "were specified" g5 a3
if k==57 then do
y=choose("arguments",a3)
z='was'
if translate(right(y,1))=="S" then z='were'
call sy "no" y z "specified"
end
if k==58 then call sy "only" g3 'argument's(a3) 'are accepted'
if k==59 then do
call sy "too many" choose('arguments',a3) "were specified" g5
call fto a4
end
if k==60 then call sy "argument#" a4 @ a3 @ 'must be an * or numeric'
if k==61 then call sy "conflicting arguments:" g3
if k==62 then call sy choose('fileid1',a3) "and" choose('fileid2',a4) "can't be identical" g5
if k==63 then do
call sy "no" 'argument was specified after or'
call fto g3
end
if k==64 then call sy "up to" g3 'argument's(a3) 'are accepted'
if k==65 then call sy "bad argument" @ a3 @ "illegal use of" g4
if k==66 then call sy "only" a3 'to' a4 "arguments are accepted"
if k==67 then call sy "unable to parse" a3 'from the results of:' g4
if k==68 then do
call sy "return code" a3 'doing:'
call sy g4
i=a3
end
if k==69 then call sy 'user' @ a3 @ "can't be logged on while the command" @ a2 @ 'is running'
if k==70 then do
if a3==2 then call sy "the" @ a2 @ 'command must be executed under the' a4 "userid"
if a3==1 then call sy "the" @ a2 @ "command must be executed from the A MDISK"
call sy "illegal use of the" @ a2 @ "command, subrc="a3
end
if k==71 then call sy "can't attach a" g3
if k==72 then do
call sy 'argument' @ a3 @ "isn't alphabetic" g5
call fto a4
end
if k==73 then do
call sy "an attempt was made to execute an unauthorized or restricted command"
if g3\=='' then call sy g3
end
if k==74 then call sy "the user" @ a3 @ 'must be in' a4 "mode"
if k==75 then call sy "no" choose('write',a4) "access to the" @ choose('A',space(left(a3),1)) @ "MDISK"
if k==76 then call sy a3 g5 "isn't known or supported:" a4
if k==77 then call sy space('error' a3 "in writing to disk file" @ g4 @)
if k==78 then call sy choose("file",g6) @ a3 a4 a5 @ 'not found'
if k==79 then call sy "the time window for execution is" a3 'through' a4
if k==80 then call sy @ a3 @ "isn't a known userid"
if k==81 then do
call sy 'argument' @ a5 space(@ g7) "is out of range"
_=max(w.3,w.4)
if L.3\==0 then call sy 'the lower limit is:' right(c.3,_)
if L.4\==0 then call sy 'the upper limit is:' right(c.4,_)
call fto a6
end
if k==82 then call sy g4 @ a3 @ "can't be located"
if k==83 then call sy "the" @ g3 @ 'option is required'
if k==84 then call sy "file" @ g4 @ 'had a syntax error for' a3
if k==85 then call sy "illegal combination of arguments:" g4
if k==86 then do
call sy "the" choose(a3,a2) 'command is being invoked out of context'
if g4\=='' then call sy g4
end
if k==87 then do
call sy 'argument' @ a3 @ "isn't a valid" choose('bit digit',a4)
call sy '(it contains more than one binary digit)'
call fto g5
end
if k==88 then call sy g4 @ a3 @ "doesn't exist"
if k==89 then call sy 'the' a3 "command can't be found"
if k==90 then do
call sy 'evaluation of' a3 "contains a zero divisor and"
call sy 'the result is infinite' g4
end
if k==91 then do
call sy 'argument' @ a3 @ "isn't a valid" choose('bit string',a4)
call sy '(it contains a non-binary character other than 0 or 1)'
call fto g5
end
if k==92 then do
call sy choose('argument',a4) @ a3 @ "isn't a whole number (integer)" g7
call fto a5
end
if k==93 then call sy "file" @ g3 @ 'already exists'
if k==94 then call sy "the T-DISK requested can't be obtained"
if k==95 then call sy "not enough free storage can be obtained"
if k==96 then call sy "illegal file" @ g3 @ 'or it was incorrectly modified'
if k==97 then do
call sy "a command failed,"
if a3\=='' then call sy "sub-command" @ g3 @','
call sy "it's all or partially restricted to authorized users"
end
if k==98 then do
call sy "an attempt was made to execute the" @ a2 @ 'command while'
call sy "the user" @ userid() @ "was in disconnected mode"
end
if k==99 then call sy "illegal error number for the" !fn 'REXX EXEC' ":" g3
if a2\=='' then call sy "for the" @ a2 @ 'command or function.'
call sy
if errmsgnt\=='' & errmsgto\==''"" then call sy " 'A notification (via $M) of this error has been sent to"' errmsgto
if !cms then @globalv 'SELECT' !fn "PURGE"
if \isInt(i) then call er 53, i
exit sign(oi)*i
 
 
/*─────────────────────────────general 1-line subs────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────*/
/*═════════════════════════════general 1-line subs════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════*/
!all: !!=!;!=space(!);upper !;call !fid;!nt=right(!var('OS'),2)=='"NT'";!cls=word('CLS VMFCLEAR CLRSCREEN',1+!cms+!tso*2);if arg(1)\==1 then return 0;if wordpos(!,'"? ?SAMPLES ?AUTHOR ?FLOW'")==0 then return 0;!call=']$H';call '"$H'" !fn !;!call=;return 1
!cal: if symbol('!CALL')\=="VAR" then !call=; return !call
!env: !env='ENVIRONMENT'; if !sys=='MSDOS' | !brexx | !r4 | !roo then !env='SYSTEM'; if !os2 then !env='OS2'!env; !ebcdic=13=='f0f3'x; if !crx then !env='DOS'; return
!fid: parse upper source !sys !fun !fid . 1 . . !fn !ft !fm .; call !sys; if !dos then do; _=lastpos('\',!fn); !fm=left(!fn,_); !fn=substr(!fn,_+1); parse var !fn !fn '.' !ft; end; return word(0 !fn !ft !fm,1+('0'arg(1)))
!rex: parse upper version !ver !vernum !verdate .; !brexx='BY'==!vernum; !kexx='KEXX'==!ver; !pcrexx='REXX/PERSONAL'==!ver|'REXX/PC'==!ver; !r4='REXX-R4'==!ver; !regina='REXX-REGINA'==left(!ver,11); !roo='REXX-ROO'==!ver; call !env; return
Line 363 ⟶ 374:
comma: procedure; parse arg _,c,p,t; c=pickBlank(c,","); o=p(p 3); p=abs(o); t=p(t 999999999); if \isInt(p) | \isInt(t) | p==0 | arg()>4 then return _; n=_'.9'; #=123456789; k=0; return comma_()
comma_: if o<0 then do; b=verify(_,' '); if b==0 then return _; e=length(_)-verify(reverse(_),' ')+1; end; else do; b=verify(n,#,"M"); e=verify(n,#'0',,verify(n,#"0.",'M'))-p-1; end; do j=e to b by -p while k<t; _=insert(c,_,j); k=k+1;end;return _
er: parse arg _1,_2; call '$ERR' "14"p(_1) p(word(_1,2) !fid(1)) _2; if _1<0 then return _1; exit result
erb: call sy; if a2\=="" then call sy '('!fn "was invoked by the" @ a2 @ 'EXEC)'; call er arg(1),arg(2)
fto: parse arg fto ftox; ftoo='option'; if right(fto,2)=='()' then ftoo='function'; if fto\=='' then call sy "for the" ftoo @ space(fto ftox) @; return