note non-portability

1 files changed, 7 insertions, 0 deletions

diff --git a/stdbuf b/stdbuf
index e69de29..a2f6a72 100644..100755
--- a/stdbuf
+++ b/stdbuf
@@ -0,0 +1,7 @@
+# This cannot be portably replicated, as it depends on LD_PRELOAD tricks
+# interjecting modified versions of stdin, stdout, and stderr with their
+# buffering modes set manually.
+
+# parse options i:o:e:
+
+exec "$@"