added new command

Source/cmOutputRequiredFilesCommand.cxx

@@ -0,0 +1,238 @@
+/*=========================================================================
+
+  Program:   Insight Segmentation & Registration Toolkit
+  Module:    $RCSfile$
+  Language:  C++
+  Date:      $Date$
+  Version:   $Revision$
+
+Copyright (c) 2001 Insight Consortium
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+ * Redistributions of source code must retain the above copyright notice,
+   this list of conditions and the following disclaimer.
+
+ * Redistributions in binary form must reproduce the above copyright notice,
+   this list of conditions and the following disclaimer in the documentation
+   and/or other materials provided with the distribution.
+
+ * The name of the Insight Consortium, nor the names of any consortium members,
+   nor of any contributors, may be used to endorse or promote products derived
+   from this software without specific prior written permission.
+
+  * Modified source versions must be plainly marked as such, and must not be
+    misrepresented as being the original software.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER AND CONTRIBUTORS ``AS IS''
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR
+ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+=========================================================================*/
+#include "cmOutputRequiredFilesCommand.h"
+#include "cmMakeDepend.h"
+
+class cmLBDepend : public cmMakeDepend
+{
+  /**
+   * Compute the depend information for this class.
+   */
+  void DependWalk(cmDependInformation* info, const char* file);
+};
+
+void cmLBDepend::DependWalk(cmDependInformation* info, const char* file)
+{
+  std::ifstream fin(file);
+  if(!fin)
+    {
+    cmSystemTools::Error("error can not open ", file);
+    return;
+    }
+  
+  char line[255];
+  while(!fin.eof() && !fin.fail())
+    {
+    fin.getline(line, 255);
+    if(!strncmp(line, "#include", 8))
+      {
+      // if it is an include line then create a string class
+      std::string currentline = line;
+      size_t qstart = currentline.find('\"', 8);
+      size_t qend;
+      // if a quote is not found look for a <
+      if(qstart == std::string::npos)
+	{
+	qstart = currentline.find('<', 8);
+	// if a < is not found then move on
+	if(qstart == std::string::npos)
+	  {
+	  cmSystemTools::Error("unknown include directive ", 
+                               currentline.c_str() );
+	  continue;
+	  }
+	else
+	  {
+	  qend = currentline.find('>', qstart+1);
+	  }
+	}
+      else
+	{
+	qend = currentline.find('\"', qstart+1);
+	}
+      // extract the file being included
+      std::string includeFile = currentline.substr(qstart+1, qend - qstart-1);
+      // see if the include matches the regular expression
+      if(!m_IncludeFileRegularExpression.find(includeFile))
+	{
+	if(m_Verbose)
+	  {
+          std::string message = "Skipping ";
+          message += includeFile;
+          message += " for file ";
+          message += file;
+	  cmSystemTools::Error(message.c_str(), 0);
+	  }
+	continue;
+	}
+      
+      // Add this file and all its dependencies.
+      this->AddDependency(info, includeFile.c_str());
+      /// add the cxx file if it exists
+      std::string cxxFile = includeFile;
+      std::string::size_type pos = cxxFile.rfind('.');
+      if(pos != std::string::npos)
+        {
+        std::string root = cxxFile.substr(0, pos);
+        cxxFile = root + ".cxx";
+        bool found = false;
+        // try jumping to .cxx .cpp and .c in order
+        if(cmSystemTools::FileExists(cxxFile.c_str()))
+          {
+          found = true;
+          }
+        for(std::vector<std::string>::iterator i = 
+              m_IncludeDirectories.begin();
+            i != m_IncludeDirectories.end(); ++i)
+          {
+          std::string path = *i;
+          path = path + "/";
+          path = path + cxxFile;
+          if(cmSystemTools::FileExists(path.c_str()))
+            {
+            found = true;
+            }
+          }
+        if (!found)
+          {
+          cxxFile = root + ".cpp";
+          if(cmSystemTools::FileExists(cxxFile.c_str()))
+            {
+            found = true;
+            }
+          for(std::vector<std::string>::iterator i = 
+                m_IncludeDirectories.begin();
+              i != m_IncludeDirectories.end(); ++i)
+            {
+            std::string path = *i;
+            path = path + "/";
+            path = path + cxxFile;
+            if(cmSystemTools::FileExists(path.c_str()))
+              {
+              found = true;
+              }
+            }
+          }
+        if (!found)
+          {
+          cxxFile = root + ".c";
+          if(cmSystemTools::FileExists(cxxFile.c_str()))
+            {
+            found = true;
+            }
+          for(std::vector<std::string>::iterator i = 
+                m_IncludeDirectories.begin();
+              i != m_IncludeDirectories.end(); ++i)
+            {
+            std::string path = *i;
+            path = path + "/";
+            path = path + cxxFile;
+            if(cmSystemTools::FileExists(path.c_str()))
+              {
+              found = true;
+              }
+            }
+          }
+        if (found)
+          {
+          this->AddDependency(info, cxxFile.c_str());
+          }
+        }
+      }
+    }
+}
+
+// cmOutputRequiredFilesCommand
+bool cmOutputRequiredFilesCommand::InitialPass(std::vector<std::string>& args)
+{
+  if(args.size() < 2 )
+    {
+    this->SetError("called with incorrect number of arguments");
+    return false;
+    }
+
+  // store the arg for final pass
+  m_File = args[0];
+  m_OutputFile = args[1];
+  
+  return true;
+}
+
+void cmOutputRequiredFilesCommand::FinalPass()
+{
+  
+  cmTargets &tgts = m_Makefile->GetTargets();
+  for (cmTargets::iterator l = tgts.begin(); l != tgts.end(); l++)
+    {
+    l->second.GenerateSourceFilesFromSourceLists(*m_Makefile);
+    }
+
+  // compute the list of files
+  cmLBDepend md;
+  md.SetMakefile(m_Makefile);
+  md.GenerateDependInformation();
+
+  // always expand the first argument
+  m_Makefile->ExpandVariablesInString(m_File);
+  m_Makefile->ExpandVariablesInString(m_OutputFile);
+
+  // find the depends for a file
+  const cmMakeDepend::DependArray &da = md.GetDependInformation();
+  const cmDependInformation *info = md.GetDependInformationForSourceFile(m_File.c_str());
+  if (info)
+    {
+    // write them out
+    FILE *fout = fopen(m_OutputFile.c_str(),"w");
+    for( cmDependInformation::IndexSet::const_iterator indx = 
+           info->m_IndexSet.begin();
+         indx != info->m_IndexSet.end(); ++indx)
+      {
+      std::string tmp = md.GetDependInformation()[*indx]->m_FullPath;
+      std::string::size_type pos = tmp.rfind('.');
+      if(pos != std::string::npos && tmp.substr(pos) == ".cxx")
+        {
+        tmp = tmp.substr(0, pos);
+        fprintf(fout,"%s\n",md.GetDependInformation()[*indx]->m_FullPath.c_str());
+        }
+      }
+    fclose(fout);
+    }
+}

Source/cmOutputRequiredFilesCommand.h

@@ -0,0 +1,102 @@
+/*=========================================================================
+
+  Program:   Insight Segmentation & Registration Toolkit
+  Module:    $RCSfile$
+  Language:  C++
+  Date:      $Date$
+  Version:   $Revision$
+
+Copyright (c) 2001 Insight Consortium
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+ * Redistributions of source code must retain the above copyright notice,
+   this list of conditions and the following disclaimer.
+
+ * Redistributions in binary form must reproduce the above copyright notice,
+   this list of conditions and the following disclaimer in the documentation
+   and/or other materials provided with the distribution.
+
+ * The name of the Insight Consortium, nor the names of any consortium members,
+   nor of any contributors, may be used to endorse or promote products derived
+   from this software without specific prior written permission.
+
+  * Modified source versions must be plainly marked as such, and must not be
+    misrepresented as being the original software.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER AND CONTRIBUTORS ``AS IS''
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR
+ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+=========================================================================*/
+#ifndef cmOutputRequiredFilesCommand_h
+#define cmOutputRequiredFilesCommand_h
+
+#include "cmStandardIncludes.h"
+#include "cmCommand.h"
+
+/** \class cmOutputRequiredFilesCommand
+ * \brief Output a list of required files for a source file
+ *
+ */
+class cmOutputRequiredFilesCommand : public cmCommand
+{
+public:
+  /**
+   * This is a virtual constructor for the command.
+   */
+  virtual cmCommand* Clone() 
+    {
+    return new cmOutputRequiredFilesCommand;
+    }
+
+  /**
+   * This is called when the command is first encountered in
+   * the CMakeLists.txt file.
+   */
+  virtual bool InitialPass(std::vector<std::string>& args);
+
+  virtual void FinalPass();
+
+  /**
+   * The name of the command as specified in CMakeList.txt.
+   */
+  virtual const char* GetName() { return "OUTPUT_REQUIRED_FILES";}
+
+  /**
+   * Succinct documentation.
+   */
+  virtual const char* GetTerseDocumentation() 
+    {
+    return 
+      "Output a list of required source files for a specified source file.";
+    }
+  
+  /**
+   * More documentation.
+   */
+  virtual const char* GetFullDocumentation()
+    {
+    return
+      "OUTPUT_REQUIRED_FILES(srcfile outputfile)\n"
+      "Outputs a list of all the source files that are required by the specified srcfile. This list is written into outputfile. This is similar to writing out the dependencies for srcfile except that it jumps from .h files into .cxx, .c and .cpp files if possible.";
+    }
+  
+  cmTypeMacro(cmOutputRequiredFilesCommand, cmCommand);
+private:
+  std::string m_File;
+  std::string m_OutputFile;
+};
+
+
+
+#endif