Predicate hasIncludeGuard
Holds if hf begins with an #ifndef or #if directive ifndef, to test
the macro named includeGuard, and ends with the matching endif.
Import path
import semmle.code.cpp.headers.MultipleInclusion
predicate
hasIncludeGuard
(
HeaderFile
hf
,
PreprocessorDirective
ifndef
,
PreprocessorEndif
endif
,
string
includeGuard
)