AutosarC++18_03-A16.0.1

The pre-processor shall only be used for unconditional and conditional file inclusion and include guards, and using the following directives: (1) #ifndef, (2) #ifdef, (3) #if, (4) #if defined, (5) #elif, (6) #else, (7) #define, (8) #endif, (9) #include

Required inputs: IR

Possible Messages

Key	Text	Severity	Disabled
function_macro_definition	Macros are only allowed for include guards	None	False
line_directive	The pre-processor shall only be used for file inclusion and include guards.	None	False
object_macro_definition	Macros are only allowed for include guards	None	False
pp_if	Conditional compilation is only allowed for include guards	None	False
pragma	The pre-processor shall only be used for file inclusion and include guards.	None	False
undef	The pre-processor shall only be used for file inclusion and include guards.	None	False

Options

• This rule shares the following common options: exclude_in_macros, exclude_messages_in_system_headers, excludes, extend_exclude_to_macro_invocations, includes, justification_checker, languages, post_processing, provider, report_at, severity

• The following places define options that affect this rule: Stylechecks, Analysis-GlobalOptions

accept_conditional_includes

accept_conditional_includes : bool = True

Whether to accept #ifs for conditional includes.

 

allowed_pragmas

allowed_pragmas : set[str] = set()

Pragmas to be allowed by default, i.e., no message is produced for these.

 

exception_strings

exception_strings : list[str] = []

List of substrings in macro expansion that mark an exception of this rule.

 

report_elif

report_elif : bool = True

Whether to report every #elif in addition to the initial #if/#ifdef.