ENH: add ability to compile all the files in a sub-directory

MakefileTemplate.in

@@ -0,0 +1,4 @@
+srcdir        = @srcdir@
+VPATH         = @srcdir@
+
+@MAKEINCLUDE@ @MAKEQUOTE@@CMAKE_OBJ_DIR@/CMake/CMakeMaster.make@MAKEQUOTE@

Source/cmDirectory.cxx

@@ -0,0 +1,122 @@
+/*=========================================================================
+
+  Program:   Insight Segmentation & Registration Toolkit
+  Module:    $RCSfile$
+  Language:  C++
+  Date:      $Date$
+  Version:   $Revision$
+
+
+  Copyright (c) 2000 National Library of Medicine
+  All rights reserved.
+
+  See COPYRIGHT.txt for copyright details.
+
+=========================================================================*/
+#include "cmDirectory.h"
+
+
+
+// First microsoft compilers
+
+#ifdef _MSC_VER
+#include <windows.h>
+#include <io.h>
+#include <ctype.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+
+  
+/**
+ *
+ */
+bool 
+cmDirectory
+::Load(const char* name)
+{
+  char* buf;
+  int n = strlen(name);
+  if ( name[n - 1] == '/' ) 
+    {
+    buf = new char[n + 1 + 1];
+    sprintf(buf, "%s*", name);
+    } 
+  else
+    {
+    buf = new char[n + 2 + 1];
+    sprintf(buf, "%s/*", name);
+    }
+  struct _finddata_t data;	// data of current file
+  
+  // Now put them into the file array
+  long srchHandle = _findfirst(buf, &data);
+  delete [] buf;
+  
+  if ( srchHandle == -1 )
+    {
+    return 0;
+    }
+  
+  // Loop through names
+  do 
+    {
+    m_Files.push_back(data.name);
+    } 
+  while ( _findnext(srchHandle, &data) != -1 );
+  m_Path = name;
+  return _findclose(srchHandle) != -1;
+}
+
+#else
+
+// Now the POSIX style directory access
+
+#include <sys/types.h>
+#include <dirent.h>
+  
+/**
+ *
+ */
+bool 
+cmDirectory
+::Load(const char* name)
+{
+  DIR* dir = opendir(name);
+  if ( !dir ) 
+    {
+    return 0;
+    }
+  
+  dirent* d =0;
+  dir = opendir(name);
+  for ( d = readdir(dir); d; d = readdir(dir) )
+    {
+    m_Files.push_back(d->d_name);
+    }
+  m_Path = name;
+  closedir(dir);
+  return 1;
+}
+
+#endif
+
+  
+/**
+ *
+ */
+const char* 
+cmDirectory
+::GetFile(unsigned int index)
+{
+  if ( index >= m_Files.size() )
+    {
+	std::cerr << "Bad index for GetFile on cmDirectory\n";
+    return 0;
+    }
+  return m_Files[index].c_str();
+}
+

Source/cmDirectory.h

@@ -0,0 +1,61 @@
+/*=========================================================================
+
+  Program:   Insight Segmentation & Registration Toolkit
+  Module:    $RCSfile$
+  Language:  C++
+  Date:      $Date$
+  Version:   $Revision$
+
+
+  Copyright (c) 2000 National Library of Medicine
+  All rights reserved.
+
+  See COPYRIGHT.txt for copyright details.
+
+=========================================================================*/
+#ifndef __cmDirectory_h
+#define __cmDirectory_h
+
+#include <iostream>
+#include <string>
+#include <vector>
+
+
+/** \class cmDirectory
+ * \brief Portable directory/filename traversal.
+ * 
+ * cmDirectory provides a portable way of finding the names of the files
+ * in a system directory.
+ *
+ * cmDirectory works with windows and unix only.
+ */
+
+
+class cmDirectory 
+{
+public:
+  
+  /**
+   * Load the specified directory and load the names of the files
+   * in that directory. 0 is returned if the directory can not be 
+   * opened, 1 if it is opened.   
+   */
+  bool Load(const char* dir);
+
+  /**
+   * Return the number of files in the current directory.
+   */
+  int GetNumberOfFiles() { return m_Files.size();}
+
+  /**
+   * Return the file at the given index, the indexing is 0 based
+   */
+  const char* GetFile(unsigned int index);
+
+private:
+  std::vector<std::string> m_Files; // Array of Files
+  std::string m_Path;               // Path to Open'ed directory
+}; // End Class: cmDirectory
+
+  
+#endif