Re: bug in scan-skel.l

[Hans Aberg]

The thing is though that if the input stream is opened as text, then 
the local newline should be translated into a single '\n' even before 
the lexer sees it. Is the input file opened as binary?

At 21:26 +0800 2005/04/01, martin nylin wrote:
> Hi
>
> I am testing bison 2.0 on cygwin and has found a bug in scan-skel.l. 
> This bug causes 122 test cases to fail with the error message:
>
> fatal error: invalid token in skeleton: @output @output_parser_name@
>
> The mistake is in line 50 of scan-skel.l:
>
> yytext[yyleng - 1] = '\0';
>
> Where the programmer did not consider the fact that windoze uses two 
> characters to represent end of line. I have no patch ready, but I 
> assume the nicest solution would be to add something like this to 
> system.h:
>
> #ifdef _WIN32
>    #define NUMBER_OF_EOL_CHARACTERS 2
> #else
>    #define NUMBER_OF_EOL_CHARACTERS 1
> #endif
>
> and then modify line 50 in scan-skel.l to:
>
> yytext[yyleng - NUMBER_OF_EOL_CHARACTERS] = '\0';
>
> What to do think? At least it resolves my problem.
>
> Regards
> Martin
>
> http://www.nosoftwarepatents.com/
>
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