2 files changed, 18 insertions, 0 deletions

diff --git a/include/applets.h b/include/applets.h
index fb904bb9f..ad3925577 100644
--- a/include/applets.h
+++ b/include/applets.h
@@ -69,6 +69,7 @@ s     - suid type:
 
 USE_TEST(APPLET_NOFORK([,  test, _BB_DIR_USR_BIN, _BB_SUID_NEVER, test))
 USE_TEST(APPLET_NOFORK([[, test, _BB_DIR_USR_BIN, _BB_SUID_NEVER, test))
+USE_ACPID(APPLET(acpid, _BB_DIR_SBIN, _BB_SUID_NEVER))
 USE_ADDGROUP(APPLET(addgroup, _BB_DIR_BIN, _BB_SUID_NEVER))
 USE_ADDUSER(APPLET(adduser, _BB_DIR_BIN, _BB_SUID_NEVER))
 USE_ADJTIMEX(APPLET(adjtimex, _BB_DIR_SBIN, _BB_SUID_NEVER))
diff --git a/include/usage.h b/include/usage.h
index d35f8ae71..502fea7a0 100644
--- a/include/usage.h
+++ b/include/usage.h
@@ -16,6 +16,23 @@
 
 #define NOUSAGE_STR "\b"
 
+#define acpid_trivial_usage \
+       "[-d] [-c CONFDIR] [-l LOGFILE] [-e PROC_EVENT_FILE] [EVDEV_EVENT_FILE...]"
+
+#define acpid_full_usage "\n\n" \
+       "Listen to ACPI events and spawn specific helpers on event arrival\n" \
+     "\nOptions:" \
+     "\n        -d      Do not daemonize and log to stderr" \
+     "\n        -c DIR  Config directory [/etc/acpi]" \
+     "\n        -e FILE /proc event file [/proc/acpi/event]" \
+     "\n        -l FILE Log file [/var/log/acpid]" \
+        USE_FEATURE_ACPID_COMPAT( \
+     "\n\nAccept and ignore compatibility options -g -m -s -S -v" \
+        )
+
+#define acpid_example_usage \
+       "# acpid -l /var/log/my-acpi-log\n" \
+       "# acpid -d /dev/input/event*\n"
 
 #define addgroup_trivial_usage \
        "[-g GID] " USE_FEATURE_ADDUSER_TO_GROUP("[user_name] ") "group_name"