Re: emergency or init=/bin/sh mode and terminal signals

[Samuel Thibault <samuel.thibault@ens-lyon.org>]

linux-os (Dick Johnson), le Mon 19 Jun 2006 07:37:02 -0400, a écrit :
> You can't allow some terminal input to affect init. It has been the
> de facto standard in Unix, that the only time one should have a
> controlling terminal is after somebody logs in and owns something to
> control.

Ok. The following still makes sense, doesn't it? (i.e. set a session for
the emergency shell)

--- linux-2.6.17-orig/init/main.c	2006-06-18 19:22:40.000000000 +0200
+++ linux-2.6.17-perso/init/main.c	2006-06-20 00:07:07.000000000 +0200
@@ -729,6 +729,11 @@
 	run_init_process("/sbin/init");
 	run_init_process("/etc/init");
 	run_init_process("/bin/init");
+
+	/* Set a session for the shell.  */
+	sys_setsid();
+	sys_ioctl(0, TIOCSCTTY, 1);
+
 	run_init_process("/bin/sh");
 
 	panic("No init found.  Try passing init= option to kernel.");
-
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