[git commit] acpid: only display -p if supported in usage

[Denys Vlasenko]

commit: https://git.busybox.net/busybox/commit/?id=79bd7c3f7b37b3b7f85b982bdb4fb9058d6d3a8c
branch: https://git.busybox.net/busybox/commit/?id=refs/heads/master

Signed-off-by: Norbert Lange <nolange79 at gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux at googlemail.com>
---
 networking/udhcp/dhcpd.c | 2 +-
 util-linux/acpid.c       | 4 +++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/networking/udhcp/dhcpd.c b/networking/udhcp/dhcpd.c
index 6075689dc..acfdaa8c3 100644
--- a/networking/udhcp/dhcpd.c
+++ b/networking/udhcp/dhcpd.c
@@ -46,7 +46,7 @@
 #include "dhcpc.h"
 #include "dhcpd.h"
 
-#if ENABLE_PID_FILE_PATH == 1
+#if ENABLE_PID_FILE_PATH
 #define PID_FILE_PATH CONFIG_PID_FILE_PATH
 #else
 #define PID_FILE_PATH "/var/run"
diff --git a/util-linux/acpid.c b/util-linux/acpid.c
index 95f8150e2..fc8215cce 100644
--- a/util-linux/acpid.c
+++ b/util-linux/acpid.c
@@ -42,7 +42,9 @@
 //usage:     "\n	-c DIR	Config directory [/etc/acpi]"
 //usage:     "\n	-e FILE	/proc event file [/proc/acpi/event]"
 //usage:     "\n	-l FILE	Log file [/var/log/acpid.log]"
-//usage:     "\n	-p FILE	Pid file [/var/run/acpid.pid]"
+//usage:	IF_FEATURE_PIDFILE(
+//usage:     "\n	-p FILE	Pid file [" CONFIG_PID_FILE_PATH "/acpid.pid]"
+//usage:	)
 //usage:     "\n	-a FILE	Action file [/etc/acpid.conf]"
 //usage:     "\n	-M FILE Map file [/etc/acpi.map]"
 //usage:	IF_FEATURE_ACPID_COMPAT(