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authorEric Andersen2001-12-17 23:13:08 +0000
committerEric Andersen2001-12-17 23:13:08 +0000
commit730f826f25717c5db835ef738d4782e97b7b4720 (patch)
treeadf3d068d584f3fe5a25286d0ebadf123dd584d0 /include
parentace02dc9cd3ca0c95db5b5ebe87b9d6cd6ca1733 (diff)
downloadbusybox-730f826f25717c5db835ef738d4782e97b7b4720.zip
busybox-730f826f25717c5db835ef738d4782e97b7b4720.tar.gz
Add in a new restart init target, triggered by SIGHUP. Patch from
Russ Dill, with adjustments by me. -Erik
Diffstat (limited to 'include')
-rw-r--r--include/usage.h11
1 files changed, 9 insertions, 2 deletions
diff --git a/include/usage.h b/include/usage.h
index b84cdd5..a970c0f 100644
--- a/include/usage.h
+++ b/include/usage.h
@@ -765,6 +765,7 @@
" ::ctrlaltdel:/sbin/reboot\n" \
" ::shutdown:/sbin/swapoff -a\n" \
" ::shutdown:/bin/umount -a -r\n" \
+" ::restart:/sbin/init\n" \
"\n" \
"if it detects that /dev/console is _not_ a serial console, it will also run:\n" \
"\n" \
@@ -796,7 +797,7 @@
" <action>: \n" \
"\n" \
" Valid actions include: sysinit, respawn, askfirst, wait, \n" \
-" once, ctrlaltdel, and shutdown.\n" \
+" once, restart, ctrlaltdel, and shutdown.\n" \
"\n" \
" The available actions can be classified into two groups: actions\n" \
" that are run only once, and actions that are re-run when the specified\n" \
@@ -809,7 +810,10 @@
" completion of all sysinit actions, all 'wait' actions are run.\n" \
" 'wait' actions, like 'sysinit' actions, cause init to wait until\n" \
" the specified task completes. 'once' actions are asynchronous,\n" \
-" therefore, init does not wait for them to complete. 'ctrlaltdel'\n" \
+" therefore, init does not wait for them to complete. 'restart' is\n" \
+" the action taken to restart the init process. By default this should\n" \
+" simply run /sbin/init, but can be a script which runs pivot_root or it\n" \
+" can do all sorts of other interesting things. The 'ctrlaltdel' init\n" \
" actions are run when the system detects that someone on the system\n" \
" console has pressed the CTRL-ALT-DEL key combination. Typically one\n" \
" wants to run 'reboot' at this point to cause the system to reboot.\n" \
@@ -865,6 +869,9 @@
" # Example how to put a getty on a modem line.\n" \
" #::respawn:/sbin/getty 57600 ttyS2\n" \
" \n" \
+" # Stuff to do when restarting the init process\n" \
+" ::restart:/sbin/init\n" \
+" \n" \
" # Stuff to do before rebooting\n" \
" ::ctrlaltdel:/sbin/reboot\n" \
" ::shutdown:/bin/umount -a -r\n" \