fopen and CICS

2011-03-19 Thread Bernd Oppolzer
Hello, we (suddenly) feel the need to give our large insurance math package, which is written in C, to a fellow company, so that they can use it, too. The problem is: the math package needs to do fopen to get access to some large (kind of) database files, where it gets its calculation base infor

Re: fopen and CICS

2011-03-19 Thread John McKown
I'm not a expert, but I'd look at two possibilities. The first is perhaps the easiest. I assume your code only reads the UNIX file. So I'd load the data into a VSAM ESDS (entry sequenced data set, equivalent to a sequential file). You can then simply EXEC CICS READ it. For better performance, you

Re: fopen and CICS

2011-03-21 Thread Jan MOEYERSONS
On Sat, 19 Mar 2011 06:09:31 -0500, John McKown wrote: >I'm not a expert, but I'd look at two possibilities. Neither am I, but I did a few experiments a couple of years ago. >Another possibility, but more difficult to implement, is to continue to >use your UNIX code. This can be done in CICS,

Re: fopen and CICS

2011-03-21 Thread McKown, John
ance Company of TennesseeSM and The MEGA Life and Health Insurance Company.SM > -Original Message- > From: IBM Mainframe Discussion List > [mailto:IBM-MAIN@bama.ua.edu] On Behalf Of Jan MOEYERSONS > Sent: Monday, March 21, 2011 7:04 AM > To: IBM-MAIN@bama.ua.edu > Subjec

Re: fopen and CICS

2011-03-21 Thread Pearce, Colin E
- From: IBM Mainframe Discussion List [mailto:IBM-MAIN@bama.ua.edu] On Behalf Of McKown, John Sent: Monday, March 21, 2011 8:20 PM To: IBM-MAIN@bama.ua.edu Subject: Re: fopen and CICS Very true about the automatic switch to the QR TCB for a non-threadsafe CICS function. I guess I should have said

Re: fopen and CICS

2011-03-23 Thread Shmuel Metz (Seymour J.)
In , on 03/21/2011 at 07:04 AM, Jan MOEYERSONS said: >where IMS will serially assign an MPP region to a transaction and >complete that transaction before assigning the MPP to the next one. Correct. -- Shmuel (Seymour J.) Metz, SysProg and JOAT ISO position; see