continue: Add a new CMake language command for loop continuation (#14013)

Inspired-by: Doug Barbieri
Signed-off-by: Gregor Jasny <gjasny@googlemail.com>

1 files changed, 55 insertions, 0 deletions

diff --git a/Source/cmContinueCommand.h b/Source/cmContinueCommand.h
new file mode 100644
index 0000000..093b14f
--- /dev/null
+++ b/Source/cmContinueCommand.h
@@ -0,0 +1,55 @@
+/*============================================================================
+  CMake - Cross Platform Makefile Generator
+  Copyright 2000-2014 Kitware, Inc., Insight Software Consortium
+
+  Distributed under the OSI-approved BSD License (the "License");
+  see accompanying file Copyright.txt for details.
+
+  This software is distributed WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+  See the License for more information.
+============================================================================*/
+#ifndef cmContinueCommand_h
+#define cmContinueCommand_h
+
+#include "cmCommand.h"
+
+/** \class cmContinueCommand
+ * \brief Continue from an enclosing foreach or while loop
+ *
+ * cmContinueCommand returns from an enclosing foreach or while loop
+ */
+class cmContinueCommand : public cmCommand
+{
+public:
+  /**
+   * This is a virtual constructor for the command.
+   */
+  virtual cmCommand* Clone()
+    {
+    return new cmContinueCommand;
+    }
+
+  /**
+   * This is called when the command is first encountered in
+   * the CMakeLists.txt file.
+   */
+  virtual bool InitialPass(std::vector<std::string> const& args,
+                           cmExecutionStatus &status);
+
+  /**
+   * This determines if the command is invoked when in script mode.
+   */
+  virtual bool IsScriptable() const { return true; }
+
+  /**
+   * The name of the command as specified in CMakeList.txt.
+   */
+  virtual std::string GetName() const { return "continue"; }
+
+  cmTypeMacro(cmContinueCommand, cmCommand);
+};
+
+
+
+#endif