Mark unused parameters, fix compiler warnings

[slstatus.git] / components / battery.c

diff --git a/components/battery.c b/components/battery.c
index a63b9d0..4c6b4f5 100644 (file)
--- a/components/battery.c
+++ b/components/battery.c
@@ -52,11 +52,13 @@
        #include <unistd.h>
 
        const char *
        #include <unistd.h>
 
        const char *

-       battery_perc(const char *null)
+       battery_perc(const char *bat)

        {
                struct apm_power_info apm_info;
                int fd;
 
        {
                struct apm_power_info apm_info;
                int fd;
 

+               UNUSED(bat); /* no way to specify battery on OpenBSD */
+

                fd = open("/dev/apm", O_RDONLY);
                if (fd < 0) {
                        fprintf(stderr, "open '/dev/apm': %s\n", strerror(errno));
                fd = open("/dev/apm", O_RDONLY);
                if (fd < 0) {
                        fprintf(stderr, "open '/dev/apm': %s\n", strerror(errno));


@@ -88,6 +90,8 @@
                        { APM_AC_OFF,     "-" },
                };
 
                        { APM_AC_OFF,     "-" },
                };
 

+               UNUSED(bat); /* no way to specify battery on OpenBSD */
+

                fd = open("/dev/apm", O_RDONLY);
                if (fd < 0) {
                        fprintf(stderr, "open '/dev/apm': %s\n", strerror(errno));
                fd = open("/dev/apm", O_RDONLY);
                if (fd < 0) {
                        fprintf(stderr, "open '/dev/apm': %s\n", strerror(errno));