1 files changed, 37 insertions, 0 deletions
diff --git a/tinyusb/test/vendor/ceedling/lib/ceedling/system_utils.rb b/tinyusb/test/vendor/ceedling/lib/ceedling/system_utils.rb
new file mode 100755
index 00000000..477aba4f
--- /dev/null
+++ b/tinyusb/test/vendor/ceedling/lib/ceedling/system_utils.rb
@@ -0,0 +1,37 @@
+
+class Object
+  def deep_clone
+    Marshal::load(Marshal.dump(self))
+  end
+end
+
+
+##
+# Class containing system utility funcions.
+class SystemUtils
+
+  constructor :system_wrapper
+
+  ##
+  # Sets up the class. 
+  def setup
+    @tcsh_shell = nil
+  end
+
+  ##
+  # Checks the system shell to see if it a tcsh shell.
+  def tcsh_shell?
+    # once run a single time, return state determined at that execution
+    return @tcsh_shell if not @tcsh_shell.nil?
+  
+    result = @system_wrapper.shell_backticks('echo $version')
+
+    if ((result[:exit_code] == 0) and (result[:output].strip =~ /^tcsh/))
+      @tcsh_shell = true
+    else
+      @tcsh_shell = false
+    end
+  
+    return @tcsh_shell
+  end
+end