7423Re: [hercules-os380] RE: concatenation of unlike sequential datasets
- Mar 4, 2014On 3/4/2014 1:22 AM, kerravon86@... wrote:
> I do not remember such a specification, nor do I believe it is evenOPENMPRM L R4,PARM2 R4 is the MODE. 0=input 1=output
> technically possible, and nor do I think it has been implemented that way.
CH R4,=H'256' Call with value?
BL *+8 Yes; else pointer
L R4,0(,R4) Load C/370 MODE. 0=input 1=output
> Here is the "unit record" code:That looks like an error, as it should have been loading PARM3.
> L R5,PARM2 POINT TO MODE
> MVC 3(1,R5),IOMFLAGS Pass (updated) file mode back
> CLI DEVINFO+2,UCB3UREC
> BNE NOTUNREC Not unit-record
> OI 3(R5),IOFUREC flag unit-record
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