Yes, it did execute just fine in batch from JCL with DYNAM, and our default 
COBOL code page is 1140 as well, and it still worked fine.  However, I did not 
need to add SCEELKED to the STEPLIB so our systems folk probably have it in the 
linklist.  No way for me to confirm that though, PARMLIB here is security 
protected against reads by ordinary people.

Thanks for the note about using "value" for the length parameter to "regerror", 
I'll change that in my test program.

We are running Enterprise COBOL 4.1 here, and I cannot seem to get it to accept 
underscores.  Maybe that was added via PTF or APAR and we don't have it 
applied?  Or maybe that was only introduced in 4.2?  I'll have to go look that 
up in the FM's later.

Have a happy and safe Independence Day.

Peter

-----Original Message-----
From: IBM Mainframe Discussion List [mailto:IBM-MAIN@LISTSERV.UA.EDU] On Behalf 
Of Frank Swarbrick
Sent: Wednesday, July 03, 2013 4:55 PM
To: IBM-MAIN@LISTSERV.UA.EDU
Subject: Re: Announcing PCRE 8.33 for native z/OS

1) Did you actually get it to work (execute) with DYNAM?  That is our shop 
standard as well, but when I try it I get a "program not found" error (S806), 
or if I add CEE.SCEELKED to the JOBLIB I get an S0C1(?!?!).  Also, do you use 
codepage 1047 by default?  I didn't expect it to work with codepage 1140 (our 
default) and it in fact did not work.  (No errors given, but no matches either.
2) Underscores are allowed in COBOL data names as of COBOL 4, I believe.
3) Oops!  Forgot to code that.  You need to pass the length by value, though.  
I used "...value length of msgbuf", but you can use your "...value lmsgbuf' if 
you want.
4) I won't ask.  :-)

Frank




>________________________________
> From: "Farley, Peter x23353" <peter.far...@broadridge.com>
>To: IBM-MAIN@LISTSERV.UA.EDU 
>Sent: Wednesday, July 3, 2013 1:20 PM
>Subject: Re: Announcing PCRE 8.33 for native z/OS
> 
>
>Frank,
>
>First let me say: "Very cool, man!"  I was inspired by your 30 minutes to take 
>a few of my own to see if I could duplicate your experiment in our somewhat 
>more staid (i.e., no PDSE's for application COBOL load modules) environment, 
>and sure enough I can.  I had to make a couple of small changes to your code 
>to accomplish my test:
>
>1.    Remove PROCESS cards and default to shop-standard PGMNAME(COMPAT) and 
>DYNAM
>2.    Change underscores to hyphens in the data names
>3.    Add "using" and "returning" parameters to the "regerror" call, which I 
>guess never caused you a problem due to no errors happening at execution time
>4.    Use double-quotes instead of apostrophes around the called program names 
>due to an internal application standard requirement (don't ask, long story)
>
>So below is my revised copy of your code, which works when compiled to a load 
>module in a PDS and produces the same output as you got.  Thank you for taking 
>the time to show us how to do this!
>
>Peter
>
>Revised code:
>
>       identification division.                              
>       program-id.  "TSTREGEX".                              
>       data division.                                        
>       working-storage section.                              
>       01  regex.                                            
>           05  re-nsub         comp-5    pic s9(8).          
>           05  re-comp         pointer.                      
>           05  re-cflags       comp-5    pic s9(8).          
>           05  re-erroff       comp-5    pic s9(8).          
>           05  re-len          comp-5    pic s9(8).          
>           05  re-ucoll        comp-5    pic s9(4)  occurs 2. 
>           05  re-lsub         pointer              occurs 10.
>           05  re-esub         pointer              occurs 10.
>           05  re-map          display   pic x(256).          
>           05  re-shift        comp-5    pic s9(4).          
>           05  re-dbcs         comp-5    pic s9(4).          
>       77  reti                comp-5    pic s9(8).          
>       77  msgbuf              display   pic x(100).          
>       77  lmsgbuf             comp      pic s9(8).          
>                                                              
>       procedure division.                                    
>           call "regcomp" using regex                        
>                                content z"^a[[:alnum:]]"      
>                                value 0                      
>                returning reti                                
>           if reti is not equal to zero                      
>               display 'Could not compile regex'              
>               stop run                                      
>           end-if                                            
>           call "regexec" using regex                        
>                                content z'abc'                
>                                value 0 0 0                  
>                returning reti                                
>           perform check-reti                                
>           call "regexec" using regex                        
>                                content z'qxp'                
>                                value 0 0 0                  
>                returning reti                                
>           perform check-reti                                
>           call "regfree" using regex                        
>           goback.                                            
>       check-reti.                                            
>           evaluate reti                                      
>           when zero                                
>               display 'match'                      
>           when 1                                  
>               display 'no match'                  
>           when other                              
>               move length of msgbuf to lmsgbuf    
>               call "regerror" using regex          
>                                     msgbuf        
>                                     lmsgbuf        
>                    returning reti                  
>               display 'Regex match failed: ' msgbuf
>               stop run                            
>           end-evaluate                            
>           .                                        
>       end program "TSTREGEX".                      
>
>-----Original Message-----
>From: IBM Mainframe Discussion List [mailto:IBM-MAIN@LISTSERV.UA.EDU] On 
>Behalf Of Frank Swarbrick
>Sent: Wednesday, July 03, 2013 2:17 PM
>To: IBM-MAIN@LISTSERV.UA.EDU
>Subject: Re: Announcing PCRE 8.33 for native z/OS
>
>Not to discourage you, as I'm sure porting PCRE to z/OS is a fine idea, but it 
>would not be true to say that regex processing is not available for COBOL (or 
>PL/I) on z/OS.  I was looking through the IBM XL C/C++ for z/OS Run-Time 
>Library Reference the other day (god knows why, since I don't even have access 
>to XL C/C++) and noticed that there were some regular expression features.
>
>So I just took about 30 minutes and came up with this COBOL program (based on 
>C code found here: 
>http://stackoverflow.com/questions/1085083/regular-expressions-in-c-examples):
>
><Prior version of regex COBOL code snipped to shorten email>
>
>It compiles and runs fine, with the following results:
>match
>no match
>
>Pretty cool, I must say!
>FWIW, I didn't need to have the regex data item be the group data item as 
>above.  I could have just made it a DISPLAY PIC X(364), since I'm not 
>referring to any of the fields within the group in my COBOL program.
>
>Frank
>
>--
>
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