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-rw-r--r--include/applets.h3
-rw-r--r--include/usage.h6
2 files changed, 9 insertions, 0 deletions
diff --git a/include/applets.h b/include/applets.h
index a814ce1b1..883e55990 100644
--- a/include/applets.h
+++ b/include/applets.h
@@ -625,6 +625,9 @@
#ifdef CONFIG_SWAPONOFF
APPLET(swapon, swap_on_off_main, _BB_DIR_SBIN, _BB_SUID_NEVER)
#endif
+#ifdef CONFIG_SWITCH_ROOT
+ APPLET(switch_root, switch_root_main, _BB_DIR_SBIN, _BB_SUID_NEVER)
+#endif
#ifdef CONFIG_SYNC
APPLET(sync, sync_main, _BB_DIR_BIN, _BB_SUID_NEVER)
#endif
diff --git a/include/usage.h b/include/usage.h
index bef6a4dd2..69c50b97b 100644
--- a/include/usage.h
+++ b/include/usage.h
@@ -2735,6 +2735,12 @@
"Options:\n" \
"\t-a\tStart swapping on all swap devices"
+#define switch_root_trivial_usage \
+ "NEW_ROOT NEW_INIT [ARGUMENTS_TO_INIT]"
+#define switch_root_full_usage \
+ "Use from PID 1 under initramfs to free initramfs, chroot to NEW_ROOT,\n" \
+ "and exec NEW_INIT.\n"
+
#define sync_trivial_usage \
""
#define sync_full_usage \