Add native OpenBSD support for mute/volume

[slstatus.git] / components / cpu.c

diff --git a/components/cpu.c b/components/cpu.c
index 53af71d..9a021d5 100644 (file)
--- a/components/cpu.c
+++ b/components/cpu.c
@@ -1,26 +1,23 @@
 /* See LICENSE file for copyright and license details. */
-#include <errno.h>
+#include <stdint.h>
 #include <stdio.h>
 #include <string.h>
 
 #include "../util.h"
 
 #if defined(__linux__)
-       #include <inttypes.h>
-       #include <stdint.h>
-
        const char *
        cpu_freq(void)
        {
-               uint64_t freq;
+               uintmax_t freq;
 
                /* in kHz */
-               if (pscanf("/sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq",
-                           "%"SCNu64, &freq) != 1) {
+               if (pscanf("/sys/devices/system/cpu/cpu0/cpufreq/"
+                          "scaling_cur_freq", "%ju", &freq) != 1) {
                        return NULL;
                }
 
-               return fmt_human_10(freq * 1000, "Hz");
+               return fmt_human(freq * 1000, 1000);
        }
 
        const char *
@@ -32,18 +29,21 @@
                memcpy(b, a, sizeof(b));
                /* cpu user nice system idle iowait irq softirq */
                if (pscanf("/proc/stat", "%*s %Lf %Lf %Lf %Lf %Lf %Lf %Lf",
-                          &a[0], &a[1], &a[2], &a[3], &a[4], &a[5], &a[6]) != 7) {
+                          &a[0], &a[1], &a[2], &a[3], &a[4], &a[5], &a[6])
+                   != 7) {
                        return NULL;
                }
                if (b[0] == 0) {
                        return NULL;
                }
 
-               return bprintf("%d%%", (int)(100 *
+               return bprintf("%d", (int)(100 *
                               ((b[0] + b[1] + b[2] + b[5] + b[6]) -
                                (a[0] + a[1] + a[2] + a[5] + a[6])) /
-                              ((b[0] + b[1] + b[2] + b[3] + b[4] + b[5] + b[6]) -
-                               (a[0] + a[1] + a[2] + a[3] + a[4] + a[5] + a[6]))));
+                              ((b[0] + b[1] + b[2] + b[3] + b[4] + b[5] +
+                                b[6]) -
+                               (a[0] + a[1] + a[2] + a[3] + a[4] + a[5] +
+                                a[6]))));
        }
 #elif defined(__OpenBSD__)
        #include <sys/param.h>
@@ -53,7 +53,8 @@
        const char *
        cpu_freq(void)
        {
-               int freq, mib[2];
+               int mib[2];
+               uintmax_t freq;
                size_t size;
 
                mib[0] = CTL_HW;
@@ -67,15 +68,15 @@
                        return NULL;
                }
 
-               return fmt_human_10((size_t)freq * 1000 * 1000, "Hz");
+               return fmt_human(freq * 1E6, 1000);
        }
 
        const char *
        cpu_perc(void)
        {
                int mib[2];
-               static long int a[CPUSTATES];
-               long int b[CPUSTATES];
+               static uintmax_t a[CPUSTATES];
+               uintmax_t b[CPUSTATES];
                size_t size;
 
                mib[0] = CTL_KERN;
@@ -92,12 +93,64 @@
                        return NULL;
                }
 
-               return bprintf("%d%%", 100 *
-                              ((a[CP_USER] + a[CP_NICE] + a[CP_SYS] + a[CP_INTR]) -
-                               (b[CP_USER] + b[CP_NICE] + b[CP_SYS] + b[CP_INTR])) /
-                              ((a[CP_USER] + a[CP_NICE] + a[CP_SYS] + a[CP_INTR] +
-                                a[CP_IDLE]) -
-                               (b[CP_USER] + b[CP_NICE] + b[CP_SYS] + b[CP_INTR] +
-                                b[CP_IDLE])));
+               return bprintf("%d", 100 *
+                              ((a[CP_USER] + a[CP_NICE] + a[CP_SYS] +
+                                a[CP_INTR]) -
+                               (b[CP_USER] + b[CP_NICE] + b[CP_SYS] +
+                                b[CP_INTR])) /
+                              ((a[CP_USER] + a[CP_NICE] + a[CP_SYS] +
+                                a[CP_INTR] + a[CP_IDLE]) -
+                               (b[CP_USER] + b[CP_NICE] + b[CP_SYS] +
+                                b[CP_INTR] + b[CP_IDLE])));
+       }
+#elif defined(__FreeBSD__)
+       #include <sys/param.h>
+       #include <sys/sysctl.h>
+       #include <devstat.h>
+
+       const char *
+       cpu_freq(void)
+       {
+               int freq;
+               size_t size;
+
+               size = sizeof(freq);
+               /* in MHz */
+               if (sysctlbyname("hw.clockrate", &freq, &size, NULL, 0) == -1
+                               || !size) {
+                       warn("sysctlbyname 'hw.clockrate':");
+                       return NULL;
+               }
+
+               return fmt_human(freq * 1E6, 1000);
+       }
+
+       const char *
+       cpu_perc(void)
+       {
+               size_t size;
+               static long a[CPUSTATES];
+               long b[CPUSTATES];
+
+               size = sizeof(a);
+               memcpy(b, a, sizeof(b));
+               if (sysctlbyname("kern.cp_time", &a, &size, NULL, 0) == -1
+                               || !size) {
+                       warn("sysctlbyname 'kern.cp_time':");
+                       return NULL;
+               }
+               if (b[0] == 0) {
+                       return NULL;
+               }
+
+               return bprintf("%d", 100 *
+                              ((a[CP_USER] + a[CP_NICE] + a[CP_SYS] +
+                                a[CP_INTR]) -
+                               (b[CP_USER] + b[CP_NICE] + b[CP_SYS] +
+                                b[CP_INTR])) /
+                              ((a[CP_USER] + a[CP_NICE] + a[CP_SYS] +
+                                a[CP_INTR] + a[CP_IDLE]) -
+                               (b[CP_USER] + b[CP_NICE] + b[CP_SYS] +
+                                b[CP_INTR] + b[CP_IDLE])));
        }
 #endif