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authorGravatar Rob Landley <rob@landley.net>2006-01-22 02:41:51 +0000
committerGravatar Rob Landley <rob@landley.net>2006-01-22 02:41:51 +0000
commit2edf52643d3eb3d13f26d31f9678cf122f2063bc (patch)
treeb249213d497c63855110294a5ce31ad614027737 /init
parentaaffef4d338f6f3d554eb0428e572ebbd5e00476 (diff)
downloadbusybox-2edf52643d3eb3d13f26d31f9678cf122f2063bc.tar.gz
busybox-2edf52643d3eb3d13f26d31f9678cf122f2063bc.tar.bz2
The whole "init is sometimes pid 3" thing is silly. Init is pid 1, anything
else is a kernel bug. Both 2.4 and 2.6 should get this right now. This should fix the bug IraquiGeek is seeing (although killall still needs to be fixed.)
Diffstat (limited to 'init')
-rw-r--r--init/halt.c24
-rw-r--r--init/init.c17
-rw-r--r--init/init_shared.c31
-rw-r--r--init/poweroff.c32
-rw-r--r--init/reboot.c32
5 files changed, 9 insertions, 127 deletions
diff --git a/init/halt.c b/init/halt.c
index bfc0042fa..89efdd64a 100644
--- a/init/halt.c
+++ b/init/halt.c
@@ -4,20 +4,7 @@
*
* Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
+ * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
*/
#include <signal.h>
@@ -37,12 +24,5 @@ extern int halt_main(int argc, char **argv)
sleep(atoi(delay));
}
-#ifndef CONFIG_INIT
-#ifndef RB_HALT_SYSTEM
-#define RB_HALT_SYSTEM 0xcdef0123
-#endif
- return(bb_shutdown_system(RB_HALT_SYSTEM));
-#else
- return kill_init(SIGUSR1);
-#endif
+ return ENABLE_INIT ? kill(1,SIGUSR1) : bb_shutdown_system(RB_HALT_SYSTEM);
}
diff --git a/init/init.c b/init/init.c
index 96c704670..dcc8bd9ce 100644
--- a/init/init.c
+++ b/init/init.c
@@ -6,20 +6,7 @@
* Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
* Adjusted by so many folks, it's impossible to keep track.
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
+ * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
*/
/* Turn this on to disable all the dangerous
@@ -1033,7 +1020,7 @@ extern int init_main(int argc, char **argv)
int status;
if (argc > 1 && !strcmp(argv[1], "-q")) {
- return kill_init(SIGHUP);
+ return kill(1,SIGHUP);
}
#ifndef DEBUG_INIT
/* Expect to be invoked as init with PID=1 or be invoked as linuxrc */
diff --git a/init/init_shared.c b/init/init_shared.c
index 0ad55a433..7e3cc100d 100644
--- a/init/init_shared.c
+++ b/init/init_shared.c
@@ -4,20 +4,7 @@
*
* Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
+ * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
*/
#include <signal.h>
@@ -29,22 +16,6 @@
#include "busybox.h"
#include "init_shared.h"
-extern int kill_init(int sig)
-{
-#ifdef CONFIG_FEATURE_INITRD
- /* don't assume init's pid == 1 */
- long *pid = find_pid_by_name("init");
- if (!pid || *pid<=0) {
- pid = find_pid_by_name("linuxrc");
- if (!pid || *pid<=0)
- bb_error_msg_and_die("no process killed");
- }
- return(kill(*pid, sig));
-#else
- return(kill(1, sig));
-#endif
-}
-
#ifndef CONFIG_INIT
const char * const bb_shutdown_format = "\r%s\n";
extern int bb_shutdown_system(unsigned long magic)
diff --git a/init/poweroff.c b/init/poweroff.c
index 81695087d..b79bcd036 100644
--- a/init/poweroff.c
+++ b/init/poweroff.c
@@ -4,20 +4,7 @@
*
* Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
+ * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
*/
#include <signal.h>
@@ -37,20 +24,5 @@ extern int poweroff_main(int argc, char **argv)
sleep(atoi(delay));
}
-#ifndef CONFIG_INIT
-#ifndef RB_POWER_OFF
-#define RB_POWER_OFF 0x4321fedc
-#endif
- return(bb_shutdown_system(RB_POWER_OFF));
-#else
- return kill_init(SIGUSR2);
-#endif
+ return ENABLE_INIT ? kill(1,SIGUSR2) : bb_shutdown_system(RB_POWER_OFF);
}
-
-/*
-Local Variables:
-c-file-style: "linux"
-c-basic-offset: 4
-tab-width: 4
-End:
-*/
diff --git a/init/reboot.c b/init/reboot.c
index ca4e9a240..5508f0be9 100644
--- a/init/reboot.c
+++ b/init/reboot.c
@@ -4,20 +4,7 @@
*
* Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
+ * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
*/
#include <signal.h>
@@ -37,20 +24,5 @@ extern int reboot_main(int argc, char **argv)
sleep(atoi(delay));
}
-#ifndef CONFIG_INIT
-#ifndef RB_AUTOBOOT
-#define RB_AUTOBOOT 0x01234567
-#endif
- return(bb_shutdown_system(RB_AUTOBOOT));
-#else
- return kill_init(SIGTERM);
-#endif
+ return ENABLE_INIT ? kill(1,SIGTERM) : bb_shutdown_system(RB_AUTOBOOT);
}
-
-/*
-Local Variables:
-c-file-style: "linux"
-c-basic-offset: 4
-tab-width: 4
-End:
-*/