When cargo errors, print an error about cargo.out.
Currently if cargo produces an error it's not obvious how to debug it.
Add a message telling the user to look at the cargo.out file, which
has its output.
Test: Ran on crates with and without errors
Change-Id: Ib681a8e87f60467c7425aed5f7e5277a0603bcc8
diff --git a/scripts/cargo2android.py b/scripts/cargo2android.py
index 8557a6d..7c43aad 100755
--- a/scripts/cargo2android.py
+++ b/scripts/cargo2android.py
@@ -1280,7 +1280,10 @@
print('Running:', cmd)
with open(cargo_out, 'a') as out_file:
out_file.write('### Running: ' + cmd + '\n')
- os.system(cmd)
+ ret = os.system(cmd)
+ if ret != 0:
+ print('*** There was an error while running cargo. ' +
+ 'See the cargo.out file for details.')
if added_workspace: # restore original Cargo.toml
with open(cargo_toml, 'w') as out_file:
out_file.writelines(cargo_toml_lines)