CMakeToolchain: Log output on compiler state failure

mesonbuild · Nov 4, 2024 · 040c8d0 · 040c8d0
1 parent b8cdd06
commit 040c8d0
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/mesonbuild/cmake/toolchain.py b/mesonbuild/cmake/toolchain.py
@@ -232,10 +232,15 @@ def update_cmake_compiler_state(self) -> None:
         cmake_args += trace.trace_args()
         cmake_args += cmake_get_generator_args(self.env)
         cmake_args += [f'-DCMAKE_TOOLCHAIN_FILE={temp_toolchain_file.as_posix()}', '.']
-        rc, _, raw_trace = self.cmakebin.call(cmake_args, build_dir=build_dir, disable_cache=True)
+        rc, raw_stdout, raw_trace = self.cmakebin.call(cmake_args, build_dir=build_dir, disable_cache=True)
 
         if rc != 0:
             mlog.warning('CMake Toolchain: Failed to determine CMake compilers state')
+            mlog.debug(f' -- return code: {rc}')
+            for line in raw_stdout.split('\n'):
+                mlog.debug(f' -- stdout: {line.rstrip()}')
+            for line in raw_trace.split('\n'):
+                mlog.debug(f' -- stderr: {line.rstrip()}')
             return
 
         # Parse output