Source/cmSourceGroupCommand.cxx

   1 /*=========================================================================
   2
   3   Program:   CMake - Cross-Platform Makefile Generator
   4   Module:    $RCSfile: cmSourceGroupCommand.cxx,v $
   5   Language:  C++
   6   Date:      $Date: 2008-01-23 15:27:59 $
   7   Version:   $Revision: 1.20 $
   8
   9   Copyright (c) 2002 Kitware, Inc., Insight Consortium.  All rights reserved.
  10   See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
  11
  12      This software is distributed WITHOUT ANY WARRANTY; without even
  13      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
  14      PURPOSE.  See the above copyright notices for more information.
  15
  16 =========================================================================*/
  17 #include "cmSourceGroupCommand.h"
  18
  19 inline std::vector<std::string> tokenize(const std::string& str,
  20                                          const std::string& sep)
  21 {
  22   std::vector<std::string> tokens;
  23   std::string::size_type tokend = 0;
  24
  25   do
  26     {
  27     std::string::size_type tokstart=str.find_first_not_of(sep, tokend);
  28     if (tokstart==std::string::npos)
  29       {
  30       break;    // no more tokens
  31       }
  32     tokend=str.find_first_of(sep,tokstart);
  33     if (tokend==std::string::npos)
  34       {
  35       tokens.push_back(str.substr(tokstart));
  36       }
  37     else
  38       {
  39       tokens.push_back(str.substr(tokstart,tokend-tokstart));
  40       }
  41     } while (tokend!=std::string::npos);
  42
  43   if (tokens.empty())
  44     {
  45     tokens.push_back("");
  46     }
  47   return tokens;
  48 }
  49
  50 // cmSourceGroupCommand
  51 bool cmSourceGroupCommand
  52 ::InitialPass(std::vector<std::string> const& args, cmExecutionStatus &)
  53 {
  54   if(args.size() < 1)
  55     {
  56     this->SetError("called with incorrect number of arguments");
  57     return false;
  58     }
  59
  60   std::string delimiter = "\\";
  61   if(this->Makefile->GetDefinition("SOURCE_GROUP_DELIMITER"))
  62     {
  63     delimiter = this->Makefile->GetDefinition("SOURCE_GROUP_DELIMITER");
  64     }
  65
  66   std::vector<std::string> folders = tokenize(args[0], delimiter);
  67
  68   cmSourceGroup* sg = 0;
  69   sg = this->Makefile->GetSourceGroup(folders);
  70   if(!sg)
  71     {
  72     this->Makefile->AddSourceGroup(folders);
  73     sg = this->Makefile->GetSourceGroup(folders);
  74     }
  75
  76   if(!sg)
  77     {
  78     this->SetError("Could not create or find source group");
  79     return false;
  80     }
  81   // If only two arguments are given, the pre-1.8 version of the
  82   // command is being invoked.
  83   if(args.size() == 2  && args[1] != "FILES")
  84     {
  85     sg->SetGroupRegex(args[1].c_str());
  86     return true;
  87     }
  88
  89   // Process arguments.
  90   bool doingFiles = false;
  91   for(unsigned int i=1; i < args.size(); ++i)
  92     {
  93     if(args[i] == "REGULAR_EXPRESSION")
  94       {
  95       // Next argument must specify the regex.
  96       if(i+1 < args.size())
  97         {
  98         ++i;
  99         sg->SetGroupRegex(args[i].c_str());
 100         }
 101       else
 102         {
 103         this->SetError("REGULAR_EXPRESSION argument given without a regex.");
 104         return false;
 105         }
 106       doingFiles = false;
 107       }
 108     else if(args[i] == "FILES")
 109       {
 110       // Next arguments will specify files.
 111       doingFiles = true;
 112       }
 113     else if(doingFiles)
 114       {
 115       // Convert name to full path and add to the group's list.
 116       std::string src = args[i].c_str();
 117       if(!cmSystemTools::FileIsFullPath(src.c_str()))
 118         {
 119         src = this->Makefile->GetCurrentDirectory();
 120         src += "/";
 121         src += args[i];
 122         }
 123       src = cmSystemTools::CollapseFullPath(src.c_str());
 124       sg->AddGroupFile(src.c_str());
 125       }
 126     else
 127       {
 128       cmOStringStream err;
 129       err << "Unknown argument \"" << args[i].c_str() << "\".  "
 130           << "Perhaps the FILES keyword is missing.\n";
 131       this->SetError(err.str().c_str());
 132       return false;
 133       }
 134     }
 135
 136   return true;
 137 }