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2015-06-25Add __extension__ mark to include_next to silence -pedanticSteven Barth
Signed-off-by: Steven Barth <steven@midlink.org>
2015-06-04Use the __inline__ keyword instead of __inline to avoid breakageTrutz Behn
Newer compilers default to GNU11, a C11 dialect. Some software however is unprepared for this or has wrong compatibility checks. What happens is that some software will for compatibility with C89 #define inline before inclusion of a standard header, which is undefined behaviour in C99 and above (C99/C11 7.1.2/4), as inline is a keyword. If any libc headers that are then included via #include_next provide an __inline macro definition (current musl does this if C++ or C99 and above is detected) like the following #define __inline inline this results in any __inline token to be preprocessed away. This breaks use of __builtin_va_arg_pack() in our stdio.h at compile-time as it can only be used in always inlined functions. The function attributes __always_inline__ and __gnu_inline__ themselves require an inline specifier on the function to be applied.
2015-06-03Use namespace-safe macro, param and variable namesTrutz Behn
2015-05-21Fix return-type of fortified FD_CLR and FD_SETTrutz Behn
POSIX specifies them to have return-type void, not int.
2015-05-13Add LICENSE headersin
2015-05-13Add fortify_fn() helper in fortify-headers.hsin
2015-03-14Use __typeof__ to in part avoid replicating function typesTrutz Behn
2015-03-14Add __artificial__ to aid in debuggingsin
2015-03-13Restore C++ supportsin
2015-03-13Rework fortify implementation to use extern inlinesin
Overriding functions with macros is legal in C but a lot of software is not prepared for it. Use the extern inline method to achieve the same result.
2015-03-11Put include guards in the reserved namespaceTrutz Behn
fortify-headers is considered part of the implementation.
2015-03-11Ignore C++ for nowsin
It is not legal to override standard functions using macros in C++. We may have to revisit this in the future.
2015-03-11Add ifdef guards for C++ codesin
2015-02-28Add sendto() checksin
2015-02-24Add send() checksin
2015-02-24Remove compile time checkssin
These can produce false positives. Given that we support fortify source level 1 we shouldn't break valid code.
2015-02-22Remove header license commentssin
2015-02-04Remember to #undef __errordeclsin
Thanks zhasha for spotting this.
2015-02-04Style fixsin
2015-02-04Add recvfrom() checkssin
2015-01-30Add recv() checkssin
2015-01-30Use consistent naming conventionsin
2015-01-30Add FD_{CLR,SET} checkssin