From 9d5a9628d22bae7c6a4f9688e8efdfc2cbb5c4fb Mon Sep 17 00:00:00 2001 From: Boris Kolpackov Date: Sun, 7 Jan 2024 12:12:19 +0200 Subject: Add {bin,c,cxx}.types submodules that only register target types --- libbuild2/c/init.cxx | 162 ++++++++++++++++++++++++++++++++++++++++++--------- libbuild2/c/init.hxx | 25 +++++--- 2 files changed, 150 insertions(+), 37 deletions(-) (limited to 'libbuild2/c') diff --git a/libbuild2/c/init.cxx b/libbuild2/c/init.cxx index d8d7488..3c03c9c 100644 --- a/libbuild2/c/init.cxx +++ b/libbuild2/c/init.cxx @@ -6,9 +6,12 @@ #include #include +#include + #include #include +#include // pc* #include #ifndef BUILD2_DEFAULT_C @@ -154,6 +157,79 @@ namespace build2 } } + // See cc::data::x_{hdr,inc} for background. + // + static const target_type* const hdr[] = + { + &h::static_type, + nullptr + }; + + // Note that we include S{} here because .S files can include each other. + // (And maybe from inline assembler instructions?) + // + static const target_type* const inc[] = + { + &h::static_type, + &c::static_type, + &m::static_type, + &S::static_type, + &c_inc::static_type, + nullptr + }; + + bool + types_init (scope& rs, + scope& bs, + const location& loc, + bool, + bool, + module_init_extra&) + { + tracer trace ("c::types_init"); + l5 ([&]{trace << "for " << bs;}); + + // We only support root loading (which means there can only be one). + // + if (rs != bs) + fail (loc) << "c.types module must be loaded in project root"; + + // Register target types and configure their "installability". + // + using namespace install; + + bool install_loaded (cast_false (rs["install.loaded"])); + + // Note: not registering m{} or S{} (they are registered seperately + // by the respective optional .types submodules). + // + rs.insert_target_type (); + + auto insert_hdr = [&rs, install_loaded] (const target_type& tt) + { + rs.insert_target_type (tt); + + // Install headers into install.include. + // + if (install_loaded) + install_path (rs, tt, dir_path ("include")); + }; + + for (const target_type* const* ht (hdr); *ht != nullptr; ++ht) + insert_hdr (**ht); + + // @@ PERF: maybe factor this to cc.types? + // + rs.insert_target_type (); + rs.insert_target_type (); + rs.insert_target_type (); + + if (install_loaded) + install_path (rs, dir_path ("pkgconfig")); + + return true; + } + static const char* const hinters[] = {"cxx", nullptr}; // See cc::module for details on guess_init vs config_init. @@ -343,25 +419,6 @@ namespace build2 return true; } - static const target_type* const hdr[] = - { - &h::static_type, - nullptr - }; - - // Note that we include S{} here because .S files can include each other. - // (And maybe from inline assembler instructions?) - // - static const target_type* const inc[] = - { - &h::static_type, - &c::static_type, - &m::static_type, - &S::static_type, - &c_inc::static_type, - nullptr - }; - bool init (scope& rs, scope& bs, @@ -435,6 +492,29 @@ namespace build2 } bool + objc_types_init (scope& rs, + scope& bs, + const location& loc, + bool, + bool, + module_init_extra&) + { + tracer trace ("c::objc_types_init"); + l5 ([&]{trace << "for " << bs;}); + + // We only support root loading (which means there can only be one). + // + if (rs != bs) + fail (loc) << "c.objc.types module must be loaded in project root"; + + // Register the m{} target type. + // + rs.insert_target_type (); + + return true; + } + + bool objc_init (scope& rs, scope& bs, const location& loc, @@ -463,7 +543,7 @@ namespace build2 // // Note: see similar code in the cxx module. // - rs.insert_target_type (); + load_module (rs, rs, "c.objc.types", loc); // Note that while Objective-C is supported by MinGW GCC, it's unlikely // Clang supports it when targeting MSVC or Emscripten. But let's keep @@ -477,6 +557,29 @@ namespace build2 } bool + as_cpp_types_init (scope& rs, + scope& bs, + const location& loc, + bool, + bool, + module_init_extra&) + { + tracer trace ("c::as_cpp_types_init"); + l5 ([&]{trace << "for " << bs;}); + + // We only support root loading (which means there can only be one). + // + if (rs != bs) + fail (loc) << "c.as-cpp.types module must be loaded in project root"; + + // Register the S{} target type. + // + rs.insert_target_type (); + + return true; + } + + bool as_cpp_init (scope& rs, scope& bs, const location& loc, @@ -503,7 +606,7 @@ namespace build2 // C compiler is capable of compiling Assember with C preprocessor. But // we enable only if it is. // - rs.insert_target_type (); + load_module (rs, rs, "c.as-cpp.types", loc); if (mod->ctype == compiler_type::gcc || mod->ctype == compiler_type::clang) @@ -553,13 +656,16 @@ namespace build2 // NOTE: don't forget to also update the documentation in init.hxx if // changing anything here. - {"c.guess", nullptr, guess_init}, - {"c.config", nullptr, config_init}, - {"c.objc", nullptr, objc_init}, - {"c.as-cpp", nullptr, as_cpp_init}, - {"c.predefs", nullptr, predefs_init}, - {"c", nullptr, init}, - {nullptr, nullptr, nullptr} + {"c.types", nullptr, types_init}, + {"c.guess", nullptr, guess_init}, + {"c.config", nullptr, config_init}, + {"c.objc.types", nullptr, objc_types_init}, + {"c.objc", nullptr, objc_init}, + {"c.as-cpp.types", nullptr, as_cpp_types_init}, + {"c.as-cpp", nullptr, as_cpp_init}, + {"c.predefs", nullptr, predefs_init}, + {"c", nullptr, init}, + {nullptr, nullptr, nullptr} }; const module_functions* diff --git a/libbuild2/c/init.hxx b/libbuild2/c/init.hxx index 713a78a..38515c1 100644 --- a/libbuild2/c/init.hxx +++ b/libbuild2/c/init.hxx @@ -19,15 +19,22 @@ namespace build2 // // Submodules: // - // `c.guess` -- registers and sets some variables. - // `c.config` -- loads c.guess and sets more variables. - // `c` -- loads c.config and registers target types and rules. - // `c.objc` -- registers m{} target type and enables Objective-C - // compilation. Must be loaded after c. - // `c.as-cpp` -- registers S{} target type and enables Assembler with - // C preprocessor compilation. Must be loaded after c. - // `c.predefs` -- registers rule for generating a C header with - // predefined compiler macros. Must be loaded after c. + // `c.types` -- registers target types. + // `c.guess` -- registers and sets some variables. + // `c.config` -- loads c.guess and sets more variables. + // `c` -- loads c.{types,config} and registers rules and + // functions. + // + // `c.objc.types` -- registers m{} target type. + // `c.objc` -- loads c.objc.types and enables Objective-C + // compilation. Must be loaded after c. + // + // `c.as-cpp.types` -- registers S{} target type. + // `c.as-cpp` -- loads c.as-cpp.types and enables Assembler with C + // preprocessor compilation. Must be loaded after c. + // + // `c.predefs` -- registers rule for generating a C header with + // predefined compiler macros. Must be loaded after c. // extern "C" LIBBUILD2_C_SYMEXPORT const module_functions* build2_c_load (); -- cgit v1.1