- if (getloadavg(avgs, 3) < 0) {
- warnx("Error getting load avg.");
- return smprintf(UNKNOWN_STR);
- }
-
- return smprintf("%.2f %.2f %.2f", avgs[0], avgs[1], avgs[2]);
-}
-
-static char *
-ram_free(void)
-{
- long free;
- FILE *fp = fopen("/proc/meminfo", "r");
-
- if (fp == NULL) {
- warn("Error opening meminfo file");
- return smprintf(UNKNOWN_STR);
- }
-
- fscanf(fp, "MemFree: %ld kB\n", &free);
- fclose(fp);
-
- return smprintf("%f", (float)free / 1024 / 1024);
-}
-
-static char *
-ram_perc(void)
-{
- int perc;
- long total, free, buffers, cached;
- FILE *fp = fopen("/proc/meminfo", "r");
-
- if (fp == NULL) {
- warn("Error opening meminfo file");
- return smprintf(UNKNOWN_STR);
- }
-
- fscanf(fp, "MemTotal: %ld kB\n", &total);
- fscanf(fp, "MemFree: %ld kB\n", &free);
- fscanf(fp, "MemAvailable: %ld kB\nBuffers: %ld kB\n", &buffers, &buffers);
- fscanf(fp, "Cached: %ld kB\n", &cached);
-
- fclose(fp);
- perc = 100 * ((total - free) - (buffers + cached)) / total;
-
- return smprintf("%d%%", perc);
-}
-
-static char *
-ram_total(void)
-{
- long total;
- FILE *fp = fopen("/proc/meminfo", "r");
-
- if (fp == NULL) {
- warn("Error opening meminfo file");
- return smprintf(UNKNOWN_STR);
- }
-
- fscanf(fp, "MemTotal: %ld kB\n", &total);
- fclose(fp);
-
- return smprintf("%f", (float)total / 1024 / 1024);
-}
-
-static char *
-ram_used(void)
-{
- long free, total, buffers, cached, used;
- FILE *fp = fopen("/proc/meminfo", "r");
-
- if (fp == NULL) {
- warn("Error opening meminfo file");
- return smprintf(UNKNOWN_STR);
- }
-
- fscanf(fp, "MemTotal: %ld kB\n", &total);
- fscanf(fp, "MemFree: %ld kB\n", &free);
- fscanf(fp, "MemAvailable: %ld kB\nBuffers: %ld kB\n", &buffers, &buffers);
- fscanf(fp, "Cached: %ld kB\n", &cached);
-
- fclose(fp);
- used = total - free - buffers - cached;
-
- return smprintf("%f", (float)used / 1024 / 1024);
-}
-
-static char *
-run_command(const char* command)
-{
- FILE *fp = popen(command, "r");
- char buffer[64] = '\0';
-
- if (fp == NULL) {
- warn("Could not get command output for: %s", command);
- return smprintf(UNKNOWN_STR);
- }
-
- fgets(buffer, sizeof(buffer), fp);
- buffer[sizeof(buffer)-1] = '\0';
-
- pclose(fp);
- return smprintf("%s", buffer);
-}
-
-static char *
-temp(const char *file)
-{
- int temperature;
- FILE *fp = fopen(file, "r");
-
- if (fp == NULL) {
- warn("Could not open temperature file");
- return smprintf(UNKNOWN_STR);
- }
-
- fscanf(fp, "%d", &temperature);
- fclose(fp);
-
- return smprintf("%d°C", temperature / 1000);
-}
-
-static char *
-uptime(void)
-{
- struct sysinfo info;
- int hours = 0;
- int minutes = 0;
-
- sysinfo(&info);
- hours = info.uptime / 3600;
- minutes = (info.uptime - hours * 3600 ) / 60;
-
- return smprintf("%dh %dm", hours, minutes);
-}
-
-static char *
-username(void)
-{
- uid_t uid = geteuid();
- struct passwd *pw = getpwuid(uid);
-
- if (pw == NULL) {
- warn("Could not get username");
- return smprintf(UNKNOWN_STR);
- }
-
- return smprintf("%s", pw->pw_name);
-}
-
-static char *
-uid(void)
-{
- return smprintf("%d", geteuid());
-}
-
-
-static char *
-vol_perc(const char *soundcard)
-{
- long int vol, max, min;
- snd_mixer_t *handle;
- snd_mixer_elem_t *elem;
- snd_mixer_selem_id_t *s_elem;
-
- snd_mixer_open(&handle, 0);
- snd_mixer_attach(handle, soundcard);
- snd_mixer_selem_register(handle, NULL, NULL);
- snd_mixer_load(handle);
- snd_mixer_selem_id_malloc(&s_elem);
- snd_mixer_selem_id_set_name(s_elem, "Master");
- elem = snd_mixer_find_selem(handle, s_elem);
-
- if (elem == NULL) {
- snd_mixer_selem_id_free(s_elem);
- snd_mixer_close(handle);
- warn("Failed to get volume percentage for: %s", soundcard);
- return smprintf(UNKNOWN_STR);
- }
-
- snd_mixer_handle_events(handle);
- snd_mixer_selem_get_playback_volume_range(elem, &min, &max);
- snd_mixer_selem_get_playback_volume(elem, 0, &vol);
-
- snd_mixer_selem_id_free(s_elem);
- snd_mixer_close(handle);
-
- return smprintf("%d%%", ((uint_fast16_t)(vol * 100) / max));
-}
-
-static char *
-wifi_perc(const char *wificard)
-{
- int strength;
- char buf[255];
- char *datastart;
- char status[5];
- FILE *fp;
-
- ccat(3, "/sys/class/net/", wificard, "/operstate");
-
- fp = fopen(concat, "r");
-
- if (fp == NULL) {
- warn("Error opening wifi operstate file");
- return smprintf(UNKNOWN_STR);
- }
-
- fgets(status, 5, fp);
- fclose(fp);
- if(strcmp(status, "up\n") != 0)
- return smprintf(UNKNOWN_STR);
-
- fp = fopen("/proc/net/wireless", "r");
- if (fp == NULL) {
- warn("Error opening wireless file");
- return smprintf(UNKNOWN_STR);
- }
-
- ccat(2, wificard, ":");
- fgets(buf, sizeof(buf), fp);
- fgets(buf, sizeof(buf), fp);
- fgets(buf, sizeof(buf), fp);
-
- datastart = strstr(buf, concat);
- if (datastart != NULL) {
- datastart = strstr(buf, ":");
- sscanf(datastart + 1, " %*d %d %*d %*d %*d %*d %*d %*d %*d %*d", &strength);
- }
-
- fclose(fp);
-
- return smprintf("%d%%", strength);
-}
-
-static char *
-wifi_essid(const char *wificard)
-{
- char id[IW_ESSID_MAX_SIZE+1];
- int sockfd = socket(AF_INET, SOCK_DGRAM, 0);
- struct iwreq wreq;
-
- memset(&wreq, 0, sizeof(struct iwreq));
- wreq.u.essid.length = IW_ESSID_MAX_SIZE+1;
- sprintf(wreq.ifr_name, wificard);
- if (sockfd == -1) {
- warn("Cannot open socket for interface: %s", wificard);
- return smprintf(UNKNOWN_STR);
- }
- wreq.u.essid.pointer = id;
- if (ioctl(sockfd,SIOCGIWESSID, &wreq) == -1) {
- warn("Get ESSID ioctl failed for interface %s", wificard);
- return smprintf(UNKNOWN_STR);
- }
-
- close(sockfd);
-
- if (strcmp((char *)wreq.u.essid.pointer, "") == 0)
- return smprintf(UNKNOWN_STR);
- else
- return smprintf("%s", (char *)wreq.u.essid.pointer);
-}
-
-static void
-sighandler(const int signo)
-{
- if (signo == SIGTERM || signo == SIGINT)
- done = 1;
-}
-
-int
-main(void)
-{
- unsigned short int i;
- char status_string[4096];
- char *res, *element;
- struct arg argument;
- struct sigaction act;