Use -E sed parameter instead of -r.

BSD sed equivalent to -r parameter is -E and it is also supported in GNU
sed thus using -E results in support on both platforms.

diff --git a/manual/clean.sh b/manual/clean.sh
index 11c2e7bf2a4c978c00bcb454305928098b1cccd4..addc34ed1838de9f67454e70b3d9c13b5f9c58c1 100755 (executable)
--- a/manual/clean.sh
+++ b/manual/clean.sh
@@ -1,2 +1,2 @@
 #!/bin/bash
-for f in $( find . -name .gitignore ); do sed -re "s,^,find ${f%.gitignore} -name ',; s,$,' | xargs rm -f,;" $f; done | bash -v
+for f in $( find . -name .gitignore ); do sed -Ee "s,^,find ${f%.gitignore} -name ',; s,$,' | xargs rm -f,;" $f; done | bash -v