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CommandLine.cpp

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//*** CommandLine.cpp ***

#include "CommandLine.h"
#include "Platform_OS.h"
#include "StandardLibrary.h"

//**** Constructor ***

CommandLine::CommandLine()
   {
   if (Platform::GetPlatform_OS())
      {
      const char* commandLineString=Platform::GetPlatform_OS()->GetCommandLineString();
      if (commandLineString)
         {
         ParseCommandLine(commandLineString);
         }
      }  
   }


//**** Constructor ***

CommandLine::CommandLine(const char* commandLineString)
   {
   if (commandLineString)
      {
      ParseCommandLine(commandLineString);
      }
   }


//*** ParseCommandLine ***

void CommandLine::ParseCommandLine(const char* commandLine)
   {

   while (commandLine && *commandLine)
      {
      if (*commandLine==' ')
         {
         commandLine++;
         }
      else if (*commandLine=='-')
         {
         commandLine++;
         const char* end=StrChr(commandLine,' ');
         if (!end)
            {
            commandLineFlags_.Add(StringId(commandLine));            
            }
         else
            {
            int length=(int)(end-commandLine);
            char* buffer=static_cast<char*>(Malloc(length+1));
            StrNCpy(buffer,commandLine,length);
            buffer[length]='\0';
            commandLineFlags_.Add(StringId(buffer));           
            Free(buffer);
            }
         commandLine=end;
         }
      else if (*commandLine=='"')
         {
         commandLine++;
         const char* end=StrChr(commandLine,'"');
         if (!end)
            {
            commandLineStrings_.Add(StringId(commandLine));          
            commandLine=0;
            }
         else
            {
            int length=(int)(end-commandLine);
            char* buffer=static_cast<char*>(Malloc(length+1));
            StrNCpy(buffer,commandLine,length);
            buffer[length]='\0';
            commandLineStrings_.Add(StringId(buffer));            
            Free(buffer);
            commandLine=end+1;
            }
         }
      else
         {
         const char* end=StrChr(commandLine,' ');
         if (!end)
            {
            commandLineStrings_.Add(StringId(commandLine));          
            }
         else
            {
            int length=(int)(end-commandLine);
            char* buffer=static_cast<char*>(Malloc(length+1));
            StrNCpy(buffer,commandLine,length);
            buffer[length]='\0';
            commandLineStrings_.Add(StringId(buffer));            
            Free(buffer);
            }
         commandLine=end;
         }
      }
   }


//*** IsCommandLineFlagSet ***

bool CommandLine::IsCommandLineFlagSet(StringId flag)
   {
   for (int i=0; i<commandLineFlags_.GetItemCount(); i++)
      {
      if (commandLineFlags_.Get(i)==flag)
         {
         return true;
         }
      }

   return false;  
   }


//*** GetCommandLineFlagCount ***

int CommandLine::GetCommandLineFlagCount()
   {
   return commandLineFlags_.GetItemCount();
   }


//*** GetCommandLineFlag ***

StringId CommandLine::GetCommandLineFlag(int index)
   {
   return commandLineFlags_.Get(index);
   }


//*** GetCommandLineStringCount ***

int CommandLine::GetCommandLineStringCount()
   {
   return commandLineStrings_.GetItemCount();
   }


//*** GetCommandLineString ***

StringId CommandLine::GetCommandLineString(int index)
   {
   return commandLineStrings_.Get(index);
   }

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