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-rw-r--r--docs/nofork_noexec.txt3
1 files changed, 3 insertions, 0 deletions
diff --git a/docs/nofork_noexec.txt b/docs/nofork_noexec.txt
index a24dd9c27..0ad4e6e60 100644
--- a/docs/nofork_noexec.txt
+++ b/docs/nofork_noexec.txt
@@ -52,6 +52,9 @@ xargs, find, shells do it (grep for "spawn_and_wait" and
This poses much more serious limitations on what applet can do:
* all NOEXEC limitations apply.
+* do not run for a long time or wait for user input:
+ hush shell only handles signals (like ^C) after you return
+ from APPLET_main().
* do not ever exit() or exec().
- xfuncs are okay. They are using special trick to return
to the caller applet instead of dying when they detect "x" condition.