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Report frequency of CPU0 in Linux - spoon - set dwm status |
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git clone git://git.codemadness.org/spoon |
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Log |
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Refs |
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LICENSE |
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--- |
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commit 07f66ef7d3e6f3456bcdf7078e1d1a012c36922a |
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parent 311f1ed9305fbaadc78ecd85c50e3b2df87e5567 |
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Author: lostd <[email protected]> |
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Date: Wed, 2 Nov 2016 16:00:54 +0100 |
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Report frequency of CPU0 in Linux |
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Diffstat: |
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M Makefile | 3 ++- |
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M cpu.c | 19 +++++++++++++++++++ |
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2 files changed, 21 insertions(+), 1 deletion(-) |
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--- |
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diff --git a/Makefile b/Makefile |
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@@ -13,7 +13,8 @@ CPPFLAGS_OpenBSD = -I/usr/X11R6/include -I/usr/local/include |
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LDFLAGS_OpenBSD = -L/usr/X11R6/lib -L/usr/local/lib |
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CPPFLAGS_Linux = -DPATH_BAT_CAP=\"/sys/class/power_supply/BAT0/capacity\"\ |
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-DPATH_AC_ONLINE=\"/sys/class/power_supply/AC/online\"\ |
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- -DPATH_TEMP=\"/sys/class/hwmon/hwmon0/temp1_input\" |
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+ -DPATH_TEMP=\"/sys/class/hwmon/hwmon0/temp1_input\"\ |
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+ -DPATH_CPU_FREQ=\"/sys/devices/system/cpu/cpu0/cpufreq/scalin… |
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CPPFLAGS = $(CPPFLAGS_$(UNAME)) |
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LDFLAGS = $(LDFLAGS_$(UNAME)) |
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LDLIBS = -lX11 |
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diff --git a/cpu.c b/cpu.c |
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@@ -1,3 +1,4 @@ |
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+#include <err.h> |
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#include <stdio.h> |
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#ifdef __OpenBSD__ |
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@@ -17,4 +18,22 @@ cpuread(void *arg, char *buf, size_t len) |
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snprintf(buf, len, "%4dMHz", cpuspeed); |
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return 0; |
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} |
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+#elif __linux__ |
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+int |
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+cpuread(void *arg, char *buf, size_t len) |
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+{ |
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+ FILE *fp; |
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+ int freq; |
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+ |
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+ fp = fopen(PATH_CPU_FREQ, "r"); |
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+ if (fp == NULL) { |
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+ warn("fopen %s", PATH_CPU_FREQ); |
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+ return -1; |
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+ } |
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+ fscanf(fp, "%d", &freq); |
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+ fclose(fp); |
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+ freq /= 1000; |
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+ snprintf(buf, len, "%4dMHz", freq); |
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+ return 0; |
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+} |
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#endif |
