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Accessing Files Programmer's Guide: HP 3000 MPE/iX Computer Systems
Chapter 5 Opening a File |
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Table of Contents Before your program can read, write, or otherwise manipulate a file, the program must initiate access to that file by opening it with the HPFOPEN/FOPEN intrinsic call. This call applies to both disk files and device files. This chapter discusses how you can use HPFOPEN to open various types of files supported by MPE/iX. Examples of program segments are provided to illustrate HPFOPEN calls. This chapter is divided into the following subjects:
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