#include <ifaddrs.h>
#include <limits.h>
#include <linux/wireless.h>
+#include <locale.h>
#include <netdb.h>
#include <pwd.h>
#include <signal.h>
#include <sys/socket.h>
#include <sys/sysinfo.h>
#include <sys/types.h>
+#include <sys/utsname.h>
#include <time.h>
#include <unistd.h>
#include <X11/Xlib.h>
#include "extern/arg.h"
#include "extern/strlcat.h"
-#include "extern/strlcpy.h"
#include "extern/concat.h"
struct arg {
const char *args;
};
-static char *smprintf(const char *, ...);
-static char *battery_perc(const char *);
-static char *battery_state(const char *);
+static char *smprintf(const char *fmt, ...);
+static char *battery_perc(const char *bat);
+static char *battery_state(const char *bat);
static char *cpu_perc(void);
-static char *datetime(const char *);
-static char *disk_free(const char *);
-static char *disk_perc(const char *);
-static char *disk_total(const char *);
-static char *disk_used(const char *);
+static char *datetime(const char *fmt);
+static char *disk_free(const char *mnt);
+static char *disk_perc(const char *mnt);
+static char *disk_total(const char *mnt);
+static char *disk_used(const char *mnt);
static char *entropy(void);
static char *gid(void);
static char *hostname(void);
-static char *ip(const char *);
+static char *ip(const char *iface);
static char *load_avg(void);
static char *ram_free(void);
static char *ram_perc(void);
static char *ram_used(void);
static char *ram_total(void);
-static char *run_command(const char *);
-static char *temp(const char *);
+static char *run_command(const char *cmd);
+static char *swap_free(void);
+static char *swap_perc(void);
+static char *swap_used(void);
+static char *swap_total(void);
+static char *temp(const char *file);
static char *uid(void);
static char *uptime(void);
static char *username(void);
-static char *vol_perc(const char *);
-static char *wifi_perc(const char *);
-static char *wifi_essid(const char *);
-static void set_status(const char *);
-static void sighandler(const int);
+static char *vol_perc(const char *card);
+static char *wifi_perc(const char *iface);
+static char *wifi_essid(const char *iface);
+static char *kernel_release(void);
+static void set_status(const char *str);
+static void sighandler(const int signo);
static void usage(void);
char *argv0;
ret = malloc(++len);
if (ret == NULL) {
- warn("Malloc failed.");
- exit(1);
+ err(1, "malloc");
}
va_start(ap, fmt);
hostname(void)
{
char buf[HOST_NAME_MAX];
- FILE *fp;
- fp = fopen("/proc/sys/kernel/hostname", "r");
- if (fp == NULL) {
- warn("Failed to open file /proc/sys/kernel/hostname");
+ if (gethostname(buf, sizeof(buf)) == -1) {
+ warn("hostname");
return smprintf(UNKNOWN_STR);
}
- fgets(buf, sizeof(buf), fp);
- buf[strlen(buf)-1] = '\0';
- fclose(fp);
return smprintf("%s", buf);
}
static char *
run_command(const char *cmd)
{
+ char *nlptr;
FILE *fp;
- char buf[64] = "\0";
+ char buf[1024] = UNKNOWN_STR;
fp = popen(cmd, "r");
if (fp == NULL) {
return smprintf(UNKNOWN_STR);
}
fgets(buf, sizeof(buf), fp);
- buf[sizeof(buf)-1] = '\0';
pclose(fp);
+ buf[strlen(buf)] = '\0';
+
+ if ((nlptr = strstr(buf, "\n")) != NULL) {
+ nlptr[0] = '\0';
+ }
return smprintf("%s", buf);
}
+static char *
+swap_free(void)
+{
+ long total, free;
+ FILE *fp;
+ char buf[2048];
+ size_t bytes_read;
+ char *match;
+
+ fp = fopen("/proc/meminfo", "r");
+ if (fp == NULL) {
+ warn("Failed to open file /proc/meminfo");
+ return smprintf(UNKNOWN_STR);
+ }
+ bytes_read = fread(buf, sizeof(char), sizeof(buf), fp);
+ buf[bytes_read] = '\0';
+ fclose(fp);
+ if (bytes_read == 0 || bytes_read == sizeof(buf)) {
+ warn("Failed to read /proc/meminfo\n");
+ return smprintf(UNKNOWN_STR);
+ }
+
+ match = strstr(buf, "SwapTotal");
+ sscanf(match, "SwapTotal: %ld kB\n", &total);
+ if (total == 0) {
+ return smprintf(UNKNOWN_STR);
+ }
+
+ match = strstr(buf, "SwapFree");
+ sscanf(match, "SwapFree: %ld kB\n", &free);
+
+ return smprintf("%f", (float)free / 1024 / 1024);
+}
+
+static char *
+swap_perc(void)
+{
+ long total, free, cached;
+ FILE *fp;
+ char buf[2048];
+ size_t bytes_read;
+ char *match;
+
+ fp = fopen("/proc/meminfo", "r");
+ if (fp == NULL) {
+ warn("Failed to open file /proc/meminfo");
+ return smprintf(UNKNOWN_STR);
+ }
+ bytes_read = fread(buf, sizeof(char), sizeof(buf), fp);
+ buf[bytes_read] = '\0';
+ fclose(fp);
+ if (bytes_read == 0 || bytes_read == sizeof(buf)) {
+ warn("Failed to read /proc/meminfo\n");
+ return smprintf(UNKNOWN_STR);
+ }
+
+ match = strstr(buf, "SwapTotal");
+ sscanf(match, "SwapTotal: %ld kB\n", &total);
+ if (total == 0) {
+ return smprintf(UNKNOWN_STR);
+ }
+
+ match = strstr(buf, "SwapCached");
+ sscanf(match, "SwapCached: %ld kB\n", &cached);
+
+ match = strstr(buf, "SwapFree");
+ sscanf(match, "SwapFree: %ld kB\n", &free);
+
+ return smprintf("%d%%", 100 * (total - free - cached) / total);
+}
+
+static char *
+swap_total(void)
+{
+ long total;
+ FILE *fp;
+ char buf[2048];
+ size_t bytes_read;
+ char *match;
+
+ fp = fopen("/proc/meminfo", "r");
+ if (fp == NULL) {
+ warn("Failed to open file /proc/meminfo");
+ return smprintf(UNKNOWN_STR);
+ }
+ bytes_read = fread(buf, sizeof(char), sizeof(buf), fp);
+ buf[bytes_read] = '\0';
+ fclose(fp);
+ if (bytes_read == 0 || bytes_read == sizeof(buf)) {
+ warn("Failed to read /proc/meminfo\n");
+ return smprintf(UNKNOWN_STR);
+ }
+
+ match = strstr(buf, "SwapTotal");
+ sscanf(match, "SwapTotal: %ld kB\n", &total);
+ if (total == 0) {
+ return smprintf(UNKNOWN_STR);
+ }
+
+ return smprintf("%f", (float)total / 1024 / 1024);
+}
+
+static char *
+swap_used(void)
+{
+ long total, free, cached;
+ FILE *fp;
+ char buf[2048];
+ size_t bytes_read;
+ char *match;
+
+ fp = fopen("/proc/meminfo", "r");
+ if (fp == NULL) {
+ warn("Failed to open file /proc/meminfo");
+ return smprintf(UNKNOWN_STR);
+ }
+ bytes_read = fread(buf, sizeof(char), sizeof(buf), fp);
+ buf[bytes_read] = '\0';
+ fclose(fp);
+ if (bytes_read == 0 || bytes_read == sizeof(buf)) {
+ warn("Failed to read /proc/meminfo\n");
+ return smprintf(UNKNOWN_STR);
+ }
+
+ match = strstr(buf, "SwapTotal");
+ sscanf(match, "SwapTotal: %ld kB\n", &total);
+ if (total == 0) {
+ return smprintf(UNKNOWN_STR);
+ }
+
+ match = strstr(buf, "SwapCached");
+ sscanf(match, "SwapCached: %ld kB\n", &cached);
+
+ match = strstr(buf, "SwapFree");
+ sscanf(match, "SwapFree: %ld kB\n", &free);
+
+ return smprintf("%f", (float)(total - free - cached) / 1024 / 1024);
+}
+
static char *
temp(const char *file)
{
static char *
vol_perc(const char *card)
{
+ int mute;
long int vol, max, min;
snd_mixer_t *handle;
snd_mixer_elem_t *elem;
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_get_playback_switch(elem, 0, &mute);
snd_mixer_selem_id_free(s_elem);
snd_mixer_close(handle);
- return smprintf("%d%%", ((uint_fast16_t)(vol * 100) / max));
+ if (!mute)
+ return smprintf("mute");
+ else if (max == 0)
+ return smprintf("0%%");
+ else
+ return smprintf("%lu%%", ((uint_fast16_t)(vol * 100) / max));
}
static char *
return smprintf("%s", (char *)wreq.u.essid.pointer);
}
+static char *
+kernel_release(void)
+{
+ struct utsname udata;
+ if (uname(&udata) < 0)
+ return smprintf(UNKNOWN_STR);
+
+ return smprintf("%s", udata.release);
+}
+
static void
set_status(const char *str)
{
static void
usage(void)
{
- fprintf(stderr,
- "slstatus (c) 2016, drkhsh\n"
- "usage: %s [-dho]\n",
- argv0);
+ fprintf(stderr, "usage: %s [-dhov]\n", argv0);
exit(1);
}
main(int argc, char *argv[])
{
unsigned short int i;
- char status_string[4096];
+ char status_string[2048];
char *res, *element;
struct arg argument;
struct sigaction act;
case 'o':
oflag = 1;
break;
+ case 'v':
+ printf("slstatus %s (C) 2016 slstatus engineers\n", VERSION);
+ return 0;
default:
usage();
} ARGEND
if (dflag && oflag) {
usage();
}
- if (dflag) {
- (void)daemon(1, 1);
+ if (dflag && daemon(1, 1) < 0) {
+ err(1, "daemon");
}
memset(&act, 0, sizeof(act));
dpy = XOpenDisplay(NULL);
}
+ setlocale(LC_ALL, "");
+
while (!done) {
status_string[0] = '\0';
element = smprintf(UNKNOWN_STR);
warnx("Failed to format output");
}
- strlcat(status_string, element, sizeof(status_string));
+ if (strlcat(status_string, element, sizeof(status_string)) >= sizeof(status_string))
+ warnx("Output too long");
free(res);
free(element);
}