initial commit

2020-07-28 19:28:25 +02:00
commit 4cc88d2f6e
245 changed files with 22820 additions and 0 deletions
--- a/chapter23/function_get_OS_level
+++ b/chapter23/function_get_OS_level
@@ -0,0 +1,13 @@
+get_OS_level ()
+{
+# Query for the operating system release and version level
+
+oslevel -r
+
+OSL=$(oslevel -r | cut -c1-2)
+if (( OSL >= 53 ))
+then
+    echo "Technology Level:       $(oslevel -s)"
+fi
+}
+