Type ASSEMBLE
Source Lines : 1,454
Fixes Applied : 10
Most Recent Version : Thursday, December 7, 1978
Last Fix ID : [HRC106DK]

Module

       DMKSPL

Function

       INITIALIZE CONTROL BLOKS AND BUFFERS FOR VIRTUAL PRINTER AND
       PUNCH OUTPUT SPOOL FILES

Attributes

       REENTRANT, PAGEABLE, CALLED VIA SVC

Operation

       1. CALL BUILDCTL SUBROUTINE TO CONSTRUCT SFBLOK AND VSPCTL
          WORKAREA; IF NO DASD SPACE IS AVAILABLE, EXIT; OTHERWISE,
          CONTINUE

       2, MOVE ORIGINATING USERID INTO SFBLOK; CALL DMKPTRAN VIA
          TRANS MACRO TO LOCATE AND RESERVE A REAL PAGE BUFFER

       3. CLEAR BUFFER LINK FIELD; SET UP LOGICAL RECORD SIZE;
          CLEAR END OF FIRST DASD BUFFER;
          MODIFY CALLER'S REGS 7 AND 9 TO POINT TO NEW BLOKS, AND
          EXIT TO CALLER

Calls to Other Routines

       DMKFREE  - TO OBTAIN STORAGE FOR CONTROL BLOKS
       DMKPTRAN - TO RESERVE A REAL STORAGE PAGE BUFFER
       DMKPGTVG - TO OBTAIN A VIRTUAL STORAGE BUFFER
       DMKPGTSG - TO OBTAIN THE ADDRESS OF A DASD PAGE
       DMKCVTDT - TO OBTAIN THE DATE AND TIME OF THE FILES CREATION