Function windows_popen_wrapper

v2/engine/builtins.c:2337–2359

* This wrapper is a workaround for a funny _popen() feature on Windows * where it eats external quotes in some cases. The bug seems to be related * to the quote stripping functionality used by the Windows cmd.exe * interpreter when its /S is not specified. * * Cleaned up quote from the cmd.exe help screen as displayed on Windows XP * SP3: * * 1. If all of

     *                                               (03.06.2008.) (Jurko)
     */
    static FILE * windows_popen_wrapper( char const * command,
        char const * mode )
    {
        int const extra_command_quotes_needed = !!strchr( command, '"' );
        string quoted_command;
        FILE * result;

        if ( extra_command_quotes_needed )
        {
            string_new( &quoted_command );
            string_append( &quoted_command, "\"" );
            string_append( &quoted_command, command );
            string_append( &quoted_command, "\"" );
            command = quoted_command.value;
        }

        result = _popen( command, "r" );

        if ( extra_command_quotes_needed )
            string_free( &quoted_command );

        return result;
    }
#endif  /* defined(_MSC_VER) || defined(__BORLANDC__) */