From: Harald Hoyer <harald@redhat.com>
Date: Mon, 18 May 2009 11:57:51 +0000 (+0200)
Subject: setsid() and set controlling terminal for real /sbin/init
X-Git-Tag: 0.1~264
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=afc3ed92cccfc4c08d5602f8a62572a7111b3e01;p=thirdparty%2Fdracut.git

setsid() and set controlling terminal for real /sbin/init

enables job control in the test images
---

diff --git a/switch_root.c b/switch_root.c
index 1db062d86..ef7a0fb5d 100644
--- a/switch_root.c
+++ b/switch_root.c
@@ -172,7 +172,7 @@ int main(int argc, char *argv[])
 	char *newroot = argv[1];
 	char *init = argv[2];
 	char **initargs = &argv[2];
-      
+
 	if (newroot == NULL || newroot[0] == '\0' ||
 	    init == NULL || init[0] == '\0' ) {
 		usage(stderr);
@@ -184,6 +184,12 @@ int main(int argc, char *argv[])
 	}
 	if (access(initargs[0], X_OK))
 	  fprintf(stderr, "WARNING: can't access %s\n", initargs[0]);
+
+	/* get session leader */
+	setsid();
+	/* set controlling terminal */
+	ioctl (0, TIOCSCTTY, 1);
+
 	execv(initargs[0], initargs);
 }