IBM System/360 System Programmer's Guide

ILLUSTRATIONS
FIGURES
Figure 1. Status of Control Information and Pointers •••••••• 47
Figure 2. Format of Combined Work and Control Block Area •••••• 48
Figure 3. General Flow of a Nonstandard Label Processing Routine
After Receiving Control From the OPEN Routine. • • • • . • • • • • • 49
Figure 4. General Flow of a Nonstandard Label Processing Routine
After Receiving Control FrOID the CLOSE Routine • • • • • • • • . • . 50
Figure 5 • GenE~ral Flow of a Nonstandard Label Processing Routine
After Receiving Control Frorr the EOV Routine • • • • • • • • • • 51
Figure 6. Editor Routine Entry Conditions. . • . . .• • 57
Figure 7. General Flow of an Editor Routine After Receiving
Control From the OPEN Routine. • • • • • • • • • • • • • • 59
Figure 8. General Flow of an Editor Routine After Receiving
Control From the End-of-Volume Routine • • • . • • • 60
Figure 9. Data Control Block Format for EXCP (After OPEN). •• 86
Figure 10. Input/Output Block Format. • • • • • . • • .. • •• 93
Figure 11. Event Control Block After Posting of Completion Code. 95
Figure 12. Event Control Block After Posting of Completion Code ••• 102
Figure 13. The XDAP Channel Programs. • • • • • • • • . • • .103
TABLES
Table 1. Programming Conventions for SVC Routines •••••••.•• 33

IBM System/360 Specifications

General

Brand	IBM
Model	System/360
Category	Desktop
Language	English