bubulle
61 lines
1.6 KiB
Plaintext
61 lines
1.6 KiB
Plaintext
Goal: Make login initialize a session to allow ^C and ^Z to work when
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booting with init=/bin/login
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Only do this if we are init (getppid() == 1) (see #380522)
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Fix: #374547
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Author: Samuel Thibault <samuel.thibault@ens-lyon.org>
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Status wrt upstream: reported, not applied yet
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Index: shadow-4.1.0/src/login.c
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===================================================================
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--- shadow-4.1.0.orig/src/login.c
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+++ shadow-4.1.0/src/login.c
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@@ -41,6 +41,7 @@
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#include <signal.h>
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#include <stdio.h>
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#include <sys/stat.h>
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+#include <sys/ioctl.h>
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#include "defines.h"
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#include "faillog.h"
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#include "failure.h"
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@@ -1070,6 +1071,12 @@
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}
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/* child */
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#endif
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+ /* If we were init, we need to start the session */
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+ if (getppid() == 1) {
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+ setsid();
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+ if (ioctl(0, TIOCSCTTY, 1))
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+ fprintf(stderr,_("TIOCSCTTY failed on %s"),tty);
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+ }
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/* We call set_groups() above because this clobbers pam_groups.so */
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#ifndef USE_PAM
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Index: shadow-4.1.0/src/sulogin.c
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===================================================================
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--- shadow-4.1.0.orig/src/sulogin.c
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+++ shadow-4.1.0/src/sulogin.c
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@@ -35,6 +35,7 @@
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#include <pwd.h>
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#include <signal.h>
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#include <stdio.h>
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+#include <sys/ioctl.h>
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#include "defines.h"
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#include "getdef.h"
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#include "prototypes.h"
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@@ -142,6 +143,12 @@
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#endif
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exit (1); /* must be a terminal */
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}
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+ /* If we were init, we need to start the session */
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+ if (getppid() == 1) {
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+ setsid();
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+ if (ioctl(0, TIOCSCTTY, 1))
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+ fprintf(stderr,_("TIOCSCTTY failed"));
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+ }
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while (*envp) /* add inherited environment, */
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addenv (*envp++, NULL); /* some variables change later */
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