From 7c40ddd9500907925041131374cb43eb87ef5494 Mon Sep 17 00:00:00 2001 From: Denys Vlasenko Date: Wed, 2 Aug 2017 16:37:39 +0200 Subject: NOFORK fixes "rm -i FILE" and "yes" can now be interrupted by ^C in hush. This also now works: $ usleep 19999999 ^C $ echo $? 130 function old new delta run_pipe 1668 1711 +43 pseudo_exec_argv 312 321 +9 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 2/0 up/down: 52/0) Total: 52 bytes Signed-off-by: Denys Vlasenko --- docs/nofork_noexec.txt | 3 +++ 1 file changed, 3 insertions(+) (limited to 'docs') 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. -- cgit v1.2.3