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-rw-r--r--mesonbuild/coredata.py2
1 files changed, 2 insertions, 0 deletions
diff --git a/mesonbuild/coredata.py b/mesonbuild/coredata.py
index e80c524..2b7be7b 100644
--- a/mesonbuild/coredata.py
+++ b/mesonbuild/coredata.py
@@ -685,6 +685,8 @@ class CoreData:
unknown_options = ', '.join(sorted(unknown_options))
sub = 'In subproject {}: '.format(subproject) if subproject else ''
mlog.warning('{}Unknown options: "{}"'.format(sub, unknown_options))
+ mlog.log('The value of new options can be set with:')
+ mlog.log(mlog.bold('meson setup <builddir> --reconfigure -Dnew_option=new_value ...'))
if not self.is_cross_build():
self.copy_build_options_from_regular_ones()