diff options
Diffstat (limited to 'mesonbuild/backend/ninjabackend.py')
| -rw-r--r-- | mesonbuild/backend/ninjabackend.py | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/mesonbuild/backend/ninjabackend.py b/mesonbuild/backend/ninjabackend.py index 401ad19..a773439 100644 --- a/mesonbuild/backend/ninjabackend.py +++ b/mesonbuild/backend/ninjabackend.py @@ -1258,11 +1258,17 @@ int dummy; def generate_rust_target(self, target, outfile): rustc = target.compilers['rust'] - relsrc = [] + # Rust compiler takes only the main file as input and + # figures out what other files are needed via import + # statements and magic. + main_rust_file = None for i in target.get_sources(): if not rustc.can_compile(i): raise InvalidArguments('Rust target %s contains a non-rust source file.' % target.get_basename()) - relsrc.append(i.rel_to_builddir(self.build_to_src)) + if main_rust_file is None: + main_rust_file = i.rel_to_builddir(self.build_to_src) + if main_rust_file is None: + raise RuntimeError('A Rust target has no Rust sources. This is weird. Also a bug. Please report') target_name = os.path.join(target.subdir, target.get_filename()) args = ['--crate-type'] if isinstance(target, build.Executable): @@ -1329,7 +1335,7 @@ int dummy; if target.is_cross: crstr = '_CROSS' compiler_name = 'rust%s_COMPILER' % crstr - element = NinjaBuildElement(self.all_outputs, target_name, compiler_name, relsrc) + element = NinjaBuildElement(self.all_outputs, target_name, compiler_name, main_rust_file) if len(orderdeps) > 0: element.add_orderdep(orderdeps) element.add_item('ARGS', args) |