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-rw-r--r--src/rc/rc-applets.c6
-rw-r--r--src/rc/rc.c2
-rw-r--r--src/rc/start-stop-daemon.c2
3 files changed, 5 insertions, 5 deletions
diff --git a/src/rc/rc-applets.c b/src/rc/rc-applets.c
index 80e55aad..fc362a28 100644
--- a/src/rc/rc-applets.c
+++ b/src/rc/rc-applets.c
@@ -205,7 +205,7 @@ static int do_service (int argc, char **argv)
else
service = getenv ("SVCNAME");
- if (! service || strlen (service) == 0)
+ if (! service || *service == '\0')
eerrorx ("%s: no service specified", applet);
if (strcmp (applet, "service_started") == 0)
@@ -252,7 +252,7 @@ static int do_mark_service (int argc, char **argv)
else
service = getenv ("SVCNAME");
- if (! service || strlen (service) == 0)
+ if (! service || *service == '\0')
eerrorx ("%s: no service specified", applet);
if (strcmp (applet, "mark_service_started") == 0)
@@ -310,7 +310,7 @@ static int do_value (int argc, char **argv)
if (! service)
eerrorx ("%s: no service specified", applet);
- if (argc < 2 || ! argv[1] || strlen (argv[1]) == 0)
+ if (argc < 2 || ! argv[1] || *argv[1] == '\0')
eerrorx ("%s: no option specified", applet);
if (strcmp (applet, "service_get_value") == 0 ||
diff --git a/src/rc/rc.c b/src/rc/rc.c
index e6884154..1ee7330a 100644
--- a/src/rc/rc.c
+++ b/src/rc/rc.c
@@ -634,7 +634,7 @@ int main (int argc, char **argv)
{
switch (opt) {
case 'o':
- if (strlen (optarg) == 0)
+ if (*optarg == '\0')
optarg = NULL;
exit (set_ksoftlevel (optarg) ? EXIT_SUCCESS : EXIT_FAILURE);
case_RC_COMMON_GETOPT
diff --git a/src/rc/start-stop-daemon.c b/src/rc/start-stop-daemon.c
index 045080ea..c2293e4e 100644
--- a/src/rc/start-stop-daemon.c
+++ b/src/rc/start-stop-daemon.c
@@ -152,7 +152,7 @@ static int parse_signal (const char *sig)
unsigned int i = 0;
char *s;
- if (! sig || strlen (sig) == 0)
+ if (! sig || *sig == '\0')
return (-1);
if (sscanf (sig, "%u", &i) == 1) {