backends/backends: Add helpful message for getting rid of warning

2 years ago · 11b9ad2e29
parent 900677cdb2
commit 11b9ad2e29
1 changed files with 1 additions and 1 deletions
--- a/mesonbuild/backend/backends.py
+++ b/mesonbuild/backend/backends.py
@ -284,7 +284,7 @@ class Backend:
        if isinstance(t, build.CustomTarget):
            if warn_multi_output and len(t.get_outputs()) != 1:
                mlog.warning(f'custom_target {t.name!r} has more than one output! '
-                             'Using the first one.')
+                             f'Using the first one. Consider using `{t.name}[0]`.')
            filename = t.get_outputs()[0]
        elif isinstance(t, build.CustomTargetIndex):
            filename = t.get_outputs()[0]