On Mon, Nov 12, 2001, Staehli Patrik wrote:
> I'm using GNU Pth library version 1.4.0 on HP UX10.20 with gcc 2.95.1.
> I am unable to compile my code using Pth because the Pth library uses
> FALSE in a '#if ...' expression in pth.h and FALSE is not defined in a
> way that cpp can handle.
> Here's the relevant portion of pth.h (configured and compiled on HPUX10.20):
>
> Starting at Line 367 -->
> /* extension support */
> #define PTH_EXT_SFIO FALSE
>
> /* Sfio extension support */
> #if FALSE
> #include <sfio.h>
> #else
> typedef void *Sfdisc_t;
> #endif
> <-- end of quote
>
> In our environment, FALSE is defined as follows:
> typedef unsigned char BOOL;
> #define FALSE (BOOL)0
>
> This results in a parse error of the C pre-processor at the statement
> '#if FALSE', which expands to '#if (BOOL)0' ...
>
> It would pobably be better if Pth would not rely on a sane external
> definition of TRUE and FALSE, and it IMHO is definitely not a good idea
> to use them in pre-processor conditional expressions.
>
> Thanks for taking the time to read this, and please let me know what you
> think about this (or what additional info you need).
I'll change the generated value to 0/1 instead of FALSE/TRUE for Pth
1.4.1. Thanks for your feedback.
> PS: sorry, habe erst jetzt gesehen, dass Du Deutsch sprichst :-)
I personally speak german, yes, but you cross-posted to [EMAIL PROTECTED]
and this is an English speaking only mailing list. So, thanks for
writing English.
Ralf S. Engelschall
[EMAIL PROTECTED]
www.engelschall.com
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