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Make config.h more Autoconf friendly (GH #835) #836

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merged 23 commits into from
May 17, 2019
Merged

Make config.h more Autoconf friendly (GH #835) #836

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bc93768
Break out config.h into components
noloader May 16, 2019
376872b
Fix compile on OS X due to std::uncaught_exception define
noloader May 16, 2019
2308ca2
Fix compile due to typo
noloader May 16, 2019
432580c
Use config_ver.h in Makefiles
noloader May 17, 2019
6925220
Update comments
noloader May 17, 2019
083461a
Update comments
noloader May 17, 2019
b979a94
Update comments
noloader May 17, 2019
0418daf
Merge branch 'master' of https://github.com/weidai11/cryptopp
noloader May 17, 2019
d8b990a
Update comments
noloader May 17, 2019
b340554
Update comments
noloader May 17, 2019
2f82dde
Update comments
noloader May 17, 2019
91a65d2
Clear Clang warning for alignment requirements
noloader May 17, 2019
d6f5110
Clear Clang warning for alignment requirements
noloader May 17, 2019
c22eb40
Clear unused variable warning
noloader May 17, 2019
732f737
Clear unused variable warning
noloader May 17, 2019
686966d
Clear unused variable warning
noloader May 17, 2019
88c0789
Clear unused variable warning
noloader May 17, 2019
d112d4d
Clear GCC unknown pragma warning
noloader May 17, 2019
fc13431
Clear GCC unknown pragma warning
noloader May 17, 2019
e57aad7
Use config_asm.h
noloader May 17, 2019
d00fa82
Move endian settings to config_misc.h
noloader May 17, 2019
49161e8
Update comments
noloader May 17, 2019
82e6ca3
Update header guard
noloader May 17, 2019
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@noloader
noloader committed May 17, 2019
commit d8b990a9c863de74c9fcf8f0d5b043fc04fc2335
26 changes: 14 additions & 12 deletions config_cxx.h
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Original file line number Diff line number Diff line change
Expand Up @@ -30,23 +30,32 @@
# define __has_feature(x) 0
#endif

// C++11 macro version, https://stackoverflow.com/q/7223991/608639
#if !defined(CRYPTOPP_NO_CXX11)
# if ((_MSC_VER >= 1600) || (__cplusplus >= 201103L)) && !defined(_STLPORT_VERSION)
# define CRYPTOPP_CXX11 1
# endif
#endif

// Hack ahead. Apple's standard library does not have C++'s unique_ptr in C++11. We can't
// test for unique_ptr directly because some of the non-Apple Clangs on OS X fail the same
// way. However, modern standard libraries have <forward_list>, so we test for it instead.
// Thanks to Jonathan Wakely for devising the clever test for modern/ancient versions.
// TODO: test under Xcode 3, where g++ is really g++.
// Hack ahead. Apple's standard library does not have C++'s unique_ptr in C++11.
// We can't test for unique_ptr directly because some of the non-Apple Clangs
// on OS X fail the same way. However, modern standard libraries have
// <forward_list>, so we test for it instead. Thanks to Jonathan Wakely for
// devising the clever test for modern/ancient versions. TODO: test under
// Xcode 3, where g++ is really g++.
#if defined(__APPLE__) && defined(__clang__)
# if !(defined(__has_include) && __has_include(<forward_list>))
# undef CRYPTOPP_CXX11
# endif
#endif

// C++17 macro version, https://stackoverflow.com/q/38456127/608639
#if defined(CRYPTOPP_CXX11) && !defined(CRYPTOPP_NO_CXX17)
# if ((_MSC_VER >= 1900) || (__cplusplus >= 201703L)) && !defined(_STLPORT_VERSION)
# define CRYPTOPP_CXX17 1
# endif
#endif

// ***************** C++11 and above ********************

#if defined(CRYPTOPP_CXX11)
Expand Down Expand Up @@ -138,13 +147,6 @@

// ***************** C++17 and above ********************

// C++17 macro version, https://stackoverflow.com/q/38456127/608639
#if defined(CRYPTOPP_CXX11) && !defined(CRYPTOPP_NO_CXX17)
# if ((_MSC_VER >= 1900) || (__cplusplus >= 201703L)) && !defined(_STLPORT_VERSION)
# define CRYPTOPP_CXX17 1
# endif
#endif

// C++17 is available
#if defined(CRYPTOPP_CXX17)

Expand Down