ENH: Initial import (not working yet)

1 files changed, 352 insertions, 0 deletions

diff --git a/Source/cmCommandArgumentParserHelper.cxx b/Source/cmCommandArgumentParserHelper.cxx
new file mode 100644
index 0000000000..07f5554b62
--- /dev/null
+++ b/Source/cmCommandArgumentParserHelper.cxx
@@ -0,0 +1,352 @@
+/*=========================================================================
+
+  Program:   CMake - Cross-Platform Makefile Generator
+  Module:    $RCSfile$
+  Language:  C++
+  Date:      $Date$
+  Version:   $Revision$
+
+  Copyright (c) 2002 Kitware, Inc., Insight Consortium.  All rights reserved.
+  See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
+
+     This software is distributed WITHOUT ANY WARRANTY; without even 
+     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
+     PURPOSE.  See the above copyright notices for more information.
+
+=========================================================================*/
+#include "cmCommandArgumentParserHelper.h"
+
+#include "cmSystemTools.h"
+#include "cmCommandArgumentLexer.h"
+
+#include "cmMakefile.h"
+
+int cmCommandArgument_yyparse( yyscan_t yyscanner );
+
+cmCommandArgumentParserHelper::cmCommandArgumentParserHelper()
+{
+  m_FileLine = -1;
+}
+
+
+cmCommandArgumentParserHelper::~cmCommandArgumentParserHelper()
+{
+  this->CleanupParser();
+}
+
+void cmCommandArgumentParserHelper::SetLineFile(long line, const char* file)
+{
+  m_FileLine = line;
+  m_FileName = file;
+}
+
+char* cmCommandArgumentParserHelper::AddString(const char* str)
+{
+  if ( !str || !*str )
+    {
+    return m_EmptyVariable;
+    }
+  char* stVal = new char[strlen(str)+1];
+  strcpy(stVal, str);
+  return *(m_Variables.insert(stVal).first);
+}
+
+char* cmCommandArgumentParserHelper::ExpandSpecialVariable(const char* key, const char* var)
+{
+  if ( !key )
+    {
+    return this->ExpandVariable(var);
+    }
+  if ( strcmp(key, "ENV") == 0 )
+    {
+    char *ptr = getenv(var);
+    if (ptr)
+      {
+      if (m_EscapeQuotes)
+        {
+        return this->AddString(cmSystemTools::EscapeQuotes(ptr).c_str());
+        }
+      else
+        {
+        return ptr;
+        }
+      }
+    return m_EmptyVariable;
+    }
+  cmSystemTools::Error("Key ", key, " is not used yet. For now only $ENV{..} is allowed");
+  return 0;
+}
+
+char* cmCommandArgumentParserHelper::ExpandVariable(const char* var)
+{
+  if(var == "CMAKE_CURRENT_LIST_FILE")
+    {
+    return this->AddString(m_FileName.c_str());
+    }
+  else if(m_FileLine >= 0 && (var == "CMAKE_CURRENT_LIST_LINE"))
+    {
+    cmOStringStream ostr;
+    ostr << m_FileLine;
+    return this->AddString(ostr.str().c_str());
+    } 
+  const char* value = m_Makefile->GetDefinition(var);
+  return this->AddString(value);
+}
+
+void cmCommandArgumentParserHelper::DeallocateParserType(char** pt)
+{
+  if (!pt)
+    {
+    return;
+    }
+  if (!*pt)
+    {
+    //*pt = 0;
+    return;
+    }
+  // std::cout << (void*) *pt << " " << *pt << " this->DeallocateParserType" << std::endl;
+  //delete [] *pt;
+  *pt = 0;
+  this->UnionsAvailable --;
+}
+
+void cmCommandArgumentParserHelper::SafePrintMissing(const char* str, int line, int cnt)
+{
+  if ( this->Verbose )
+    {
+    if ( str )
+      {
+      //std::cout << (void*) str << " JPSafePrintMissing" << std::endl;
+      std::cout << line << " String " << cnt << " exists: ";
+      unsigned int cc;
+      for ( cc = 0; cc < strlen(str); cc ++ )
+        {
+        unsigned char ch = str[cc];
+        if ( ch >= 32 && ch <= 126 )
+          {
+          std::cout << (char)ch;
+          }
+        else
+          {
+          std::cout << "<" << (int)ch << ">";
+          break;
+          }
+        }
+      std::cout << "- " << strlen(str) << std::endl;
+      }
+    }
+}
+void cmCommandArgumentParserHelper::Print(const char* place, const char* str)
+{
+  if ( this->Verbose )
+    {
+    std::cout << "[" << place << "=" << str << "]" << std::endl;
+    }
+}
+
+char* cmCommandArgumentParserHelper::CombineUnions(const char* in1, const char* in2)
+{
+  int len = 1;
+  if ( in1 )
+    {
+    len += strlen(in1);
+    }
+  if ( in2 )
+    {
+    len += strlen(in2);
+    }
+  char* out = new char [ len ];
+  out[0] = 0;
+  if ( in1 )
+    {
+    strcat(out, in1);
+    }
+  if ( in2 )
+    {
+    strcat(out, in2);
+    }
+  return *(m_Variables.insert(out).first);
+}
+
+void cmCommandArgumentParserHelper::CheckEmpty(int line, int cnt, cmCommandArgumentParserHelper::ParserType* pt)
+{
+  int cc;
+  int kk = -cnt + 1;
+  for ( cc = 1; cc <= cnt; cc ++)
+    {
+    cmCommandArgumentParserHelper::ParserType* cpt = pt + kk;
+    this->SafePrintMissing(cpt->str, line, cc);
+    kk ++;
+    }
+}
+
+void cmCommandArgumentParserHelper::PrepareElement(cmCommandArgumentParserHelper::ParserType* me)
+{
+  // Inititalize self
+  me->str = 0;
+}
+
+void cmCommandArgumentParserHelper::AllocateParserType(cmCommandArgumentParserHelper::ParserType* pt, 
+  const char* str, int len)
+{
+  pt->str = 0;
+  if ( len == 0 )
+    {
+    len = strlen(str);
+    }
+  if ( len == 0 )
+    {
+    return;
+    }
+  this->UnionsAvailable ++;
+  pt->str = new char[ len + 1 ];
+  strncpy(pt->str, str, len);
+  pt->str[len] = 0;
+  this->Allocates.push_back(pt->str);
+  // std::cout << (void*) pt->str << " " << pt->str << " JPAllocateParserType" << std::endl;
+}
+
+int cmCommandArgumentParserHelper::ParseString(const char* str, int verb)
+{
+  if ( !str)
+    {
+    return 0;
+    }
+  //printf("Do some parsing: %s\n", str);
+
+  this->Verbose = verb;
+  this->InputBuffer = str;
+  this->InputBufferPos = 0;
+  this->CurrentLine = 0;
+  
+  m_Result = "";
+
+  yyscan_t yyscanner;
+  cmCommandArgument_yylex_init(&yyscanner);
+  cmCommandArgument_yyset_extra(this, yyscanner);
+  int res = cmCommandArgument_yyparse(yyscanner);
+  cmCommandArgument_yylex_destroy(yyscanner);
+  if ( res != 0 )
+    {
+    std::cout << "JP_Parse returned: " << res << std::endl;
+    return 0;
+    }
+
+  this->CleanupParser();
+
+  if ( Verbose )
+    {
+    std::cerr << "Expanding [" << str << "] produced: [" << m_Result.c_str() << "]" << std::endl;
+    }
+  return 1;
+}
+
+void cmCommandArgumentParserHelper::CleanupParser()
+{
+  std::vector<char*>::iterator it;
+  for ( it = this->Allocates.begin(); 
+    it != this->Allocates.end();
+    ++ it )
+    {
+    delete [] *it;
+    }
+  std::set<char*>::iterator sit;
+  for ( sit = m_Variables.begin();
+    sit != m_Variables.end();
+    ++ sit )
+    {
+    delete [] *sit;
+    }
+  this->Allocates.erase(this->Allocates.begin(), 
+    this->Allocates.end());
+  m_Variables.erase(m_Variables.begin(), m_Variables.end());
+}
+
+int cmCommandArgumentParserHelper::LexInput(char* buf, int maxlen)
+{
+  //std::cout << "JPLexInput ";
+  //std::cout.write(buf, maxlen);
+  //std::cout << std::endl;
+  if ( maxlen < 1 )
+    {
+    return 0;
+    }
+  if ( this->InputBufferPos < this->InputBuffer.size() )
+    {
+    buf[0] = this->InputBuffer[ this->InputBufferPos++ ];
+    if ( buf[0] == '\n' )
+      {
+      this->CurrentLine ++;
+      }
+    return(1);
+    }
+  else
+    {
+    buf[0] = '\n';
+    return( 0 );
+    }
+}
+void cmCommandArgumentParserHelper::Error(const char* str)
+{
+  unsigned long pos = static_cast<unsigned long>(this->InputBufferPos);
+  fprintf(stderr, "JPError: %s (%lu / Line: %d)\n", str, pos, this->CurrentLine);
+  int cc;
+  std::cerr << "String: [";
+  for ( cc = 0; cc < 30 && *(this->InputBuffer.c_str() + this->InputBufferPos + cc);
+    cc ++ )
+    {
+    std::cerr << *(this->InputBuffer.c_str() + this->InputBufferPos + cc);
+    }
+  std::cerr << "]" << std::endl;
+}
+
+void cmCommandArgumentParserHelper::UpdateCombine(const char* str1, const char* str2)
+{
+  if ( this->CurrentCombine == "" && str1 != 0)
+    {
+    this->CurrentCombine = str1;
+    }
+  this->CurrentCombine += ".";
+  this->CurrentCombine += str2;
+}
+
+int cmCommandArgumentParserHelper::ParseFile(const char* file)
+{
+  if ( !cmSystemTools::FileExists(file))
+    {
+    return 0;
+    }
+  std::ifstream ifs(file);
+  if ( !ifs )
+    {
+    return 0;
+    }
+
+  cmStdString fullfile = "";
+  cmStdString line;
+  while ( cmSystemTools::GetLineFromStream(ifs, line) )
+    {
+    fullfile += line + "\n";
+    }
+  return this->ParseString(fullfile.c_str(), 0);
+}
+
+void cmCommandArgumentParserHelper::Append(const char* str)
+{
+  std::cout << "Append[" << str << "]" << std::endl;
+}
+
+void cmCommandArgumentParserHelper::SetMakefile(const cmMakefile* mf)
+{
+  m_Makefile = mf;
+}
+
+void cmCommandArgumentParserHelper::SetResult(const char* value)
+{
+  if ( !value )
+    {
+    return;
+    }
+  m_Result = value;
+}
+