ENFORM Reference Manual

Contents
058057 Tandem Computers Incorporated xiii
Appendix B Error Messages
ENFORM Initialization Messages B-2
!!! Error and ***Warning Type Messages B-3
*** File Error Type Messages B-19
ENFORM Trap Messages B-23
BUILDMK Messages B-23
Appendix C LINKS and the LINK OPTIONAL Statement Rules
How ENFORM Defines a LINK C-1
Links Initiated by a LINK Statement C-1
Links Initiated by a LINK OPTIONAL Statement C-1
Links Initiated by a WHERE Clause C-2
How ENFORM Handles a WHERE Clause C-2
When a WHERE Clause Establishes a Link C-3
Comparison of the WHERE Clause and the LINK Statement C-4
Links Due to the Transitive Property of Links C-5
Review of Rules for the LINK OPTIONAL Statement C-6
Examples of Illegal Links C-7
Examples of Legal Links C-10
Comparison of the LINK Statement, the LINK OPTIONAL Statement, and the
WHERE Clause C-12
Glossary Glossary–1
Index Index–1