void CCommandLine::CreateCmdLine(const char *commandline)
{
if (m_pszCmdLine)
delete [] m_pszCmdLine;
char szFull[4096];
int len = strlen(commandline) + 1;
char *pOrig = new char [len];
memcpy(pOrig, commandline, len);
char *pSrc, *pDst;
pDst = szFull;
pSrc = pOrig;
bool bContinue = true;
while (*pSrc)
{
if (bContinue && *pSrc == '@')
{
LoadParametersFromFile(pSrc, pDst);
continue;
}
bContinue = (isspace(*pSrc) != false);
*pDst++ = *pSrc++;
}
*pDst = '\0';
len = strlen(szFull) + 1;
m_pszCmdLine = new char [len];
memcpy(m_pszCmdLine, szFull, len);
}
//-----------------------------------------------------------------------------
// Purpose: Create a command line from the passed in string
// Note that if you pass in a @filename, then the routine will read settings
// from a file instead of the command line
//-----------------------------------------------------------------------------
void CCommandLine::CreateCmdLine( const char *commandline )
{
if ( m_pszCmdLine )
{
delete[] m_pszCmdLine;
}
char szFull[ 4096 ];
char *pDst = szFull;
const char *pSrc = commandline;
bool bInQuotes = false;
const char *pInQuotesStart = 0;
while ( *pSrc )
{
// Is this an unslashed quote?
if ( *pSrc == '"' )
{
if ( pSrc == commandline || ( pSrc[-1] != '/' && pSrc[-1] != '\\' ) )
{
bInQuotes = !bInQuotes;
pInQuotesStart = pSrc + 1;
}
}
if ( *pSrc == '@' )
{
if ( pSrc == commandline || (!bInQuotes && isspace( pSrc[-1] )) || (bInQuotes && pSrc == pInQuotesStart) )
{
LoadParametersFromFile( pSrc, pDst, sizeof( szFull ) - (pDst - szFull), bInQuotes );
continue;
}
}
// Don't go past the end.
if ( (pDst - szFull) >= (sizeof( szFull ) - 1) )
break;
*pDst++ = *pSrc++;
}
*pDst = '\0';
int len = strlen( szFull ) + 1;
m_pszCmdLine = new char[len];
memcpy( m_pszCmdLine, szFull, len );
ParseCommandLine();
}
