__STDC__ and non-strictly conforming ANSI C compilers
Bob Larson
blarson at skat.usc.edu
Mon Dec 19 07:57:15 AEST 1988
In article <1988Dec18.043804.907 at utzoo.uucp> henry at utzoo.uucp (Henry Spencer) writes:
>There
>really ought to be a way for a program to specify that a predefinition
>of a particular identifier is expected.
#ifndef FROBUZ
??= error FROBUZ must be pre-defined!
#endif
(Note use of trigraph so non-ansi compilers won't refuse to compile
this if FROBUZ is defined. This may be the place trigraphs are realy
useful.)
--
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