diff options
Diffstat (limited to 'build2/cxx/guess')
| -rw-r--r-- | build2/cxx/guess | 112 |
1 files changed, 0 insertions, 112 deletions
diff --git a/build2/cxx/guess b/build2/cxx/guess deleted file mode 100644 index 63858ad..0000000 --- a/build2/cxx/guess +++ /dev/null @@ -1,112 +0,0 @@ -// file : build2/cxx/guess -*- C++ -*- -// copyright : Copyright (c) 2014-2016 Code Synthesis Ltd -// license : MIT; see accompanying LICENSE file - -#ifndef BUILD2_CXX_GUESS -#define BUILD2_CXX_GUESS - -#include <build2/types> -#include <build2/utility> - -namespace build2 -{ - namespace cxx - { - // C++ compiler id consisting of a type and optional variant. If the - // variant is not empty, then the id is spelled out as 'type-variant', - // similar to target triplets (this also means that the type cannot - // contain '-'). - // - // Currently recognized compilers and their ids: - // - // gcc GCC g++ - // clang Vanilla Clang clang++ - // clang-apple Apple Clang clang++ and the g++ "alias" - // icc Intel icpc - // msvc Microsoft cl.exe - // - struct compiler_id - { - std::string type; - std::string variant; - - bool - empty () const {return type.empty ();} - - std::string - string () const {return variant.empty () ? type : type + "-" + variant;} - }; - - inline ostream& - operator<< (ostream& os, const compiler_id& id) - { - return os << id.string (); - } - - // C++ compiler version. Here we map the various compiler version formats - // to something that resembles the MAJOR.MINOR.PATCH-BUILD form of the - // Semantic Versioning. While the MAJOR.MINOR part is relatively - // straightforward, PATCH may be empty and BUILD can contain pretty much - // anything (including spaces). - // - // gcc A.B.C[ ...] {A, B, C, ...} - // clang A.B.C[( |-)...] {A, B, C, ...} - // clang-apple A.B[.C] ... {A, B, C, ...} - // icc A.B[.C.D] ... {A, B, C, D ...} - // msvc A.B.C[.D] {A, B, C, D} - // - // Note that the clang-apple version is a custom Apple version and does - // not correspond to the vanilla clang version. - // - struct compiler_version - { - std::string string; - - // Currently all the compilers that we support have numeric MAJOR, - // MINOR, and PATCH components and it makes sense to represent them as - // integers for easy comparison. If we meet a compiler for which this - // doesn't hold, then we will probably just set these to 0 and let the - // user deal with the string representation. - // - uint64_t major; - uint64_t minor; - uint64_t patch; - std::string build; - }; - - // C++ compiler information. - // - // The signature is normally the -v/--version line that was used to guess - // the compiler id and its version. - // - // The checksum is used to detect compiler changes. It is calculated in a - // compiler-specific manner (usually the output of -v/--version) and is - // not bulletproof (e.g., it most likely won't detect that the underlying - // assembler or linker has changed). However, it should detect most - // common cases, such as an upgrade to a new version or a configuration - // change. - // - // Note that we assume the checksum incorporates the (default) target so - // that if the compiler changes but only in what it targets, then the - // checksum will still change. This is currently the case for all the - // compilers that we support. - // - // The target is the compiler's traget architecture triplet. Note that - // unlike all the preceding fields, this one takes into account the - // compile options (e.g., -m32). - // - struct compiler_info - { - compiler_id id; - compiler_version version; - string signature; - string checksum; - string target; - }; - - compiler_info - guess (const path& cxx, const strings* coptions); - } -} - -#endif // BUILD2_CXX_GUESS |