IBM C28-6538-3 Linkage Editor Oct66 free download

File name C28-6538-3_Linkage_Editor_Oct66.pdf

File No. S360-31 Form C28-6538-3 OS Systems Reference Library IBM System/3S0 Ope"rating System Linkage Editor This publication provides programmers and systems analysts with the information necessary to make effective use of the linkage editor of IBM System/360 Operating System. Included are descriptions of the functions performed automatically by the linkage editor as well as those performed in responpe to control statements prepared by the programmer." The linkage editor combines and edits modules to produce a single module that can be loaded by the control program. The linkage editor operates as a processing program rather than as a part of the control program. PREFACE This publication provides programmers and systems analysts with information on the operation and use of the linkage editor of IBM System/360 Operating System. It is part of an integrated library of IBM System/360 Operating System publications. Other publications that are required for an understanding of linkage editor processing are: IBM System/360 Operating System: Intro- duction, Form C28-6534 IBM System/360 Operating system: Con- cepts and Facilities, Form C28-6535 The processing information required to perform the linking functions of the link- age editor is contained in the sections of this publication titled "Object and Load Modules," "Input Sources, Intermediate and output storage," "Linking Input Modules," "Error Diagnostics and Processing Options," and "Diagnostic output and Special Process- ing." The program modification functions are discussed in the sections titled "Editing Object and Load Modules," "Designing An Overlay Program," and "Specifying Addition- al Processing." Third Edition (October 1966) This is a reprint of C28-6538-2 incorporating changes issued in Techni- cal Newsletter N28-2130, dated June 1, 1966. Significant changes or additions to the specifications contained in this publication will be reported in subsequent revisions or 'Technical Newsletters. This publication was prepared for production using an IBM computer to update the text and to control the page and line format. Page impressions for photo-offset printing were obtained from an IBM 1403 Printer using a special print chain. Requests for copies of IBM publications should be made to your IBM representative or to the IBM branch office serving your locality. A form is provided at the back of this publication for reader's comments. If the form has been removed, comments may be addressed to IBM Corporation, Programming Systems Publications, Department D58, PO Box 390, Poughkeepsie, N. Y. 12602 CONTENTS INTRODUCTION 7 LET and Exclusive Call (XCAL) Options