-#include "config.h"
-
-/* set statusbar */
-void
-setstatus(const char *str)
-{
- /* set WM_NAME via X11 */
- XStoreName(dpy, DefaultRootWindow(dpy), str);
- XSync(dpy, False);
-}
-
-/* smprintf function */
-char *
-smprintf(const char *fmt, ...)
-{
- va_list fmtargs;
- char *ret = NULL;
-
- va_start(fmtargs, fmt);
- if (vasprintf(&ret, fmt, fmtargs) < 0)
- return NULL;
- va_end(fmtargs);
-
- return ret;
-}
-
-/* battery percentage */
-char *
-battery_perc(const char *battery)
-{
- int now, full, perc;
- char batterynowfile[64] = "";
- char batteryfullfile[64] = "";
- FILE *fp;
-
- /* generate battery nowfile path */
- strcat(batterynowfile, batterypath);
- strcat(batterynowfile, battery);
- strcat(batterynowfile, "/");
- strcat(batterynowfile, batterynow);
-
- /* generate battery fullfile path */
- strcat(batteryfullfile, batterypath);
- strcat(batteryfullfile, battery);
- strcat(batteryfullfile, "/");
- strcat(batteryfullfile, batteryfull);
-
- /* open battery now file */
- if (!(fp = fopen(batterynowfile, "r"))) {
- fprintf(stderr, "Error opening battery file.%s",batterynowfile);
- return smprintf("n/a");
- }
-
- /* read value */
- fscanf(fp, "%i", &now);
-
- /* close battery now file */
- fclose(fp);
-
- /* open battery full file */
- if (!(fp = fopen(batteryfullfile, "r"))) {
- fprintf(stderr, "Error opening battery file.");
- return smprintf("n/a");
- }
-
- /* read value */
- fscanf(fp, "%i", &full);
-
- /* close battery full file */
- fclose(fp);
-
- /* calculate percent */
- perc = now / (full / 100);
-
- /* return perc as string */
- return smprintf("%d%%", perc);
-}
-
-/* cpu percentage */
-char *
-cpu_perc(const char *null)
-{
- int perc;
- long double a[4], b[4];
- FILE *fp;
-
- /* open stat file */
- if (!(fp = fopen("/proc/stat","r"))) {
- fprintf(stderr, "Error opening stat file.");
- return smprintf("n/a");
- }
-
- /* read values */
- fscanf(fp, "%*s %Lf %Lf %Lf %Lf", &a[0], &a[1], &a[2], &a[3]);
-
- /* close stat file */
- fclose(fp);
-
- /* wait a second (for avg values) */
- sleep(1);
-
- /* open stat file */
- if (!(fp = fopen("/proc/stat","r"))) {
- fprintf(stderr, "Error opening stat file.");
- return smprintf("n/a");
- }
-
- /* read values */
- fscanf(fp, "%*s %Lf %Lf %Lf %Lf", &b[0], &b[1], &b[2], &b[3]);
-
- /* close stat file */
- fclose(fp);
-
- /* calculate avg in this second */
- perc = 100 * ((b[0]+b[1]+b[2]) - (a[0]+a[1]+a[2])) / ((b[0]+b[1]+b[2]+b[3]) - (a[0]+a[1]+a[2]+a[3]));
-
- /* return perc as string */
- return smprintf("%d%%", perc);
-}
-
-/* date and time */
-char *
-datetime(const char *timeformat)
-{
- time_t tm;
- size_t bufsize = 64;
- char *buf = malloc(bufsize);
- if (buf == NULL) {
- fprintf(stderr, "Failed to get date/time");
- return smprintf("n/a");
- }
-
- /* get time in format */
- time(&tm);
- setlocale(LC_TIME, "");
- if(!strftime(buf, bufsize, timeformat, localtime(&tm))) {
- setlocale(LC_TIME, "C");
- free(buf);
- fprintf(stderr, "Strftime failed.\n");
- return smprintf("n/a");
- }
-
- setlocale(LC_TIME, "C");
- /* return time */
- char *ret = smprintf("%s", buf);
- free(buf);
- return ret;
-}
-
-/* disk free */
-char *
-disk_free(const char *mountpoint)
-{
- struct statvfs fs;
-
- /* try to open mountpoint */
- if (statvfs(mountpoint, &fs) < 0) {
- fprintf(stderr, "Could not get filesystem info.\n");
- return smprintf("n/a");
- }
-
- /* return free */
- return smprintf("%f", (float)fs.f_bsize * (float)fs.f_bfree / 1024 / 1024 / 1024);
-}
-
-/* disk usage percentage */
-char *
-disk_perc(const char *mountpoint)
-{
- int perc = 0;
- struct statvfs fs;
-
- /* try to open mountpoint */
- if (statvfs(mountpoint, &fs) < 0) {
- fprintf(stderr, "Could not get filesystem info.\n");
- return smprintf("n/a");
- }
-
- /* calculate percent */
- perc = 100 * (1.0f - ((float)fs.f_bfree / (float)fs.f_blocks));
-
- /* return perc */
- return smprintf("%d%%", perc);
-}
-
-/* disk total */
-char *
-disk_total(const char *mountpoint)
-{
- struct statvfs fs;
-
- /* try to open mountpoint */
- if (statvfs(mountpoint, &fs) < 0) {
- fprintf(stderr, "Could not get filesystem info.\n");
- return smprintf("n/a");
- }
-
- /* return total */
- return smprintf("%f", (float)fs.f_bsize * (float)fs.f_blocks / 1024 / 1024 / 1024);
-}
-
-/* disk used */
-char *
-disk_used(const char *mountpoint)
-{
- struct statvfs fs;
-
- /* try to open mountpoint */
- if (statvfs(mountpoint, &fs) < 0) {
- fprintf(stderr, "Could not get filesystem info.\n");
- return smprintf("n/a");
- }
-
- /* return used */
- return smprintf("%f", (float)fs.f_bsize * ((float)fs.f_blocks - (float)fs.f_bfree) / 1024 / 1024 / 1024);
-}
-
-/* entropy available */
-char *
-entropy(const char *null)
-{
- int entropy = 0;
- FILE *fp;
-
- /* open entropy file */
- if (!(fp = fopen("/proc/sys/kernel/random/entropy_avail", "r"))) {
- fprintf(stderr, "Could not open entropy file.\n");
- return smprintf("n/a");
- }
-
- /* extract entropy */
- fscanf(fp, "%d", &entropy);
-
- /* close entropy file */
- fclose(fp);
-
- /* return entropy */
- return smprintf("%d", entropy);
-}
-
-/* gid */
-char *
-gid(const char *null)
-{
- gid_t gid;
-
- if ((gid = getgid()) < 0) {
- fprintf(stderr, "Could no get gid.");
- return smprintf("n/a");
- } else {
- return smprintf("%d", gid);
- }
-
- return smprintf("n/a");
-}
-
-/* hostname */
-char *
-hostname(const char *null)
-{
- char hostname[HOST_NAME_MAX];
- FILE *fp;
-
- /* open hostname file */
- if (!(fp = fopen("/proc/sys/kernel/hostname", "r"))) {
- fprintf(stderr, "Could not open hostname file.\n");
- return smprintf("n/a");
- }
-
- /* extract hostname */
- fscanf(fp, "%s\n", hostname);
-
- /* close hostname file */
- fclose(fp);
-
- /* return entropy */
- return smprintf("%s", hostname);
-}
-
-/* ip address */
-char *
-ip(const char *interface)
-{
- struct ifaddrs *ifaddr, *ifa;
- int s;
- char host[NI_MAXHOST];