buildman: Write the environment out to an 'env' file

Sometimes it is useful to see the environment that was used to build U-Boot. Write this out to a file in the build directory. Signed-off-by: Simon Glass <[email protected]>
Keerthyj · Feb 9, 2019 · e5fc79e · e5fc79e
1 parent d3de385
commit e5fc79e
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/tools/buildman/builderthread.py b/tools/buildman/builderthread.py
@@ -322,6 +322,9 @@ def _WriteResult(self, result, keep_outputs):
 
             # Write out the image and function size information and an objdump
             env = result.toolchain.MakeEnvironment(self.builder.full_path)
+            with open(os.path.join(build_dir, 'env'), 'w') as fd:
+                for var in sorted(env.keys()):
+                    print >>fd, '%s="%s"' % (var, env[var])
             lines = []
             for fname in ['u-boot', 'spl/u-boot-spl']:
                 cmd = ['%snm' % self.toolchain.cross, '--size-sort', fname]