MPE/iX Shell and Utilities Reference Manual, Vol 2

yacc(1) MPE/iX Shell and Utilities yacc(1)
Message: Undefined nonterminal ’name’. No parser produced
Cause: Your grammar attempted to use a variable (nonterminal) that was not defined.
Action: Check the spelling of the variable name. All variables must be properly de-
fined.
Message: Unknown reserved word: %word
Cause: Your grammar contained a % keyword that
YACC did not recognize, most likely
due to a misspelling in word.
Action: Correct the spelling of word.
Message: Useless variables: ... No parser produced
Cause: Your grammar contained variables (nonterminals) that are not used.
Action: Remove useless nonterminals.
Message: Variables aren’t allowed here
Cause: Your grammar attempted to set precedence/association of a variable (nontermi-
nal).
Action: You can only set precedence or association of tokens.
PORTABILITY
POSIX
.2. x/OPEN Portability Guide 4.0. All UNIX systems.
The –D, –h, –m, –o, –P, –q, –S, –s and –V options are extensions to the
POSIX standard.
MPE/iX NOTES
For information on how the current MPE/iX
implementation may affect the operation of this
utility, see Appendix A, MPE/iX Implementation Considerations.
SEE ALSO
lex(1)
MPE/iX Shell and Utilities User’s Guide
1-714 Commands and Utilities