acpid: only display -p if supported in usage

Signed-off-by: Norbert Lange <nolange79@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

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(