ENH: CMake and configure now use SUBDIRS in CMakeLists.txt to find all the directories of the system.

Source/cmSystemTools.h

@@ -14,23 +14,56 @@
 
 =========================================================================*/
 /**
- * cmWindowsTools
+ * cmSystemTools - a collection of useful functions for CMake.
  */
-#ifndef cmWindowsTools_h
-#define cmWindowsTools_h
+#ifndef cmSystemTools_h
+#define cmSystemTools_h
 #ifdef _MSC_VER
 #pragma warning ( disable : 4786 )
 #endif
 
 #include <string>
+#include <vector>
+#include <fstream>
 
 class cmSystemTools
 {
 public:
+  /**
+   * Make a new directory if it is not there.  This function
+   * can make a full path even if none of the directories existed
+   * prior to calling this function.  
+   */
   static bool MakeDirectory(const char* path);
+  /**
+   * Replace replace all occurances of the string in in
+   * souce string.
+   */
   static void ReplaceString(std::string& source,
                             const char* replace,
                             const char* with);
+  /**
+   *  Remove extra spaces and the trailing \ from a string.
+   */
+  static std::string CleanUpName(const char* name);
+  /**
+   * Replace windows slashes with unix style slashes
+   */
+  static void ConvertToUnixSlashes(std::string& path);
+ 
+  /**
+   * Return true if a file exists
+   */
+  static bool FileExists(const char* filename);
+  /**
+   * Read a list from a file into the array of strings.
+   * This function assumes that the first line of the
+   * list has been read.  For example: NAME = \ was already
+   * read in.   The reading stops when there are no more
+   * continuation characters.
+   */
+  static void ReadList(std::vector<std::string>& stringList, 
+                       std::ifstream& fin);
 };