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authorBoris Kolpackov <boris@codesynthesis.com>2022-11-22 06:27:33 +0200
committerBoris Kolpackov <boris@codesynthesis.com>2022-11-22 06:27:33 +0200
commitf19959de304afaff2b3d539c9bef1f493ede5fbd (patch)
tree66cbbbea6eb866b59154f8985d60d7d96fc3e3e2 /libbuild2/c/init.cxx
parentcf652392b0d0a88899ac4178851affef43af1631 (diff)
Add support for Objective-C/C++ compilation in cc module
Diffstat (limited to 'libbuild2/c/init.cxx')
-rw-r--r--libbuild2/c/init.cxx47
1 files changed, 47 insertions, 0 deletions
diff --git a/libbuild2/c/init.cxx b/libbuild2/c/init.cxx
index 0b6c85b..2dbd534 100644
--- a/libbuild2/c/init.cxx
+++ b/libbuild2/c/init.cxx
@@ -27,6 +27,7 @@ namespace build2
namespace c
{
using cc::compiler_id;
+ using cc::compiler_type;
using cc::compiler_class;
using cc::compiler_info;
@@ -164,8 +165,10 @@ namespace build2
"c",
"c",
+ "obj-c",
BUILD2_DEFAULT_C,
".i",
+ ".mi",
hinters,
@@ -325,6 +328,7 @@ namespace build2
{
&h::static_type,
&c::static_type,
+ &m::static_type,
nullptr
};
@@ -400,6 +404,48 @@ namespace build2
return true;
}
+ bool
+ objc_init (scope& rs,
+ scope& bs,
+ const location& loc,
+ bool,
+ bool,
+ module_init_extra&)
+ {
+ tracer trace ("c::objc_init");
+ l5 ([&]{trace << "for " << bs;});
+
+ // We only support root loading (which means there can only be one).
+ //
+ if (rs != bs)
+ fail (loc) << "c.objc module must be loaded in project root";
+
+ module* mod (rs.find_module<module> ("c"));
+
+ if (mod == nullptr)
+ fail (loc) << "c.objc module must be loaded after c module";
+
+ // Register the target type and "enable" it in the module.
+ //
+ // Note that we must register the target type regardless of whether the
+ // C compiler is capable of compiling Objective-C. But we enable only
+ // if it is.
+ //
+ // Note: see similar code in the cxx module.
+ //
+ rs.insert_target_type<m> ();
+
+ // 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
+ // the check simple for now.
+ //
+ if (mod->ctype == compiler_type::gcc ||
+ mod->ctype == compiler_type::clang)
+ mod->x_obj = &m::static_type;
+
+ return true;
+ }
+
static const module_functions mod_functions[] =
{
// NOTE: don't forget to also update the documentation in init.hxx if
@@ -408,6 +454,7 @@ namespace build2
{"c.guess", nullptr, guess_init},
{"c.config", nullptr, config_init},
{"c", nullptr, init},
+ {"c.objc", nullptr, objc_init},
{nullptr, nullptr, nullptr}
};