feat: add cpu_info.sh

Author: kral2

CHANGELOG.md

@@ -14,6 +14,12 @@ Given a version number MAJOR.MINOR.PATCH:
 - MINOR version when adding functionality in a backwards compatible manner,
 - PATCH version when making backwards compatible bug fixes.
 
+## [0.5.0] - 2021-09-03
+
+## Added
+
+- cpu_info.sh: show cpu specific information (brand, model, core count, thread count)  
+
 ## [0.4.0] - 2021-09-03
 
 ## Added

system-config/cpu_info.sh

@@ -0,0 +1,25 @@
+#!/bin/bash
+
+# List CPU information
+# https://apple.stackexchange.com/questions/352769/does-macos-have-a-command-to-retrieve-detailed-cpu-information-like-proc-cpuinf/352770
+
+
+if [ -z "$1" ]; then
+    sysctl -n machdep.cpu.brand_string
+    sysctl -a | grep machdep.cpu.core_count | sed 's/machdep.//'
+    sysctl -a | grep machdep.cpu.thread_count | sed 's/machdep.//'
+elif [ "$1" = "--all" ]; then
+    sysctl -a | grep machdep.cpu
+elif [ "$1" = "--short" ]; then
+    sysctl -n machdep.cpu.brand_string
+    sysctl -a | grep machdep.cpu.core_count | sed 's/machdep.//'
+    sysctl -a | grep machdep.cpu.thread_count | sed 's/machdep.//'
+elif [ "$1" = "--help" ]; then
+	echo "Usage information: ./cpu_info.sh [short|all]"
+	echo "- short: print CPU Brand/Model, Core count, Thread count"
+	echo "- all: print all cpu information"
+else
+	echo "Usage information: ./cpu_info.sh [short|all]"
+	echo "- short: print CPU Brand/Model, Core count, Thread count"
+	echo "- all: print all cpu information"
+fi