[RE:] [lwip-users] Compile errors with lwip 0.7.0 and contrib-20040122

[Kishore]

try to just uncomment those lines.

Regards,
Kishore Kumar Sathyanadam
Software Developement 
TLON GmbH 

___________________
Ursprüngliche Nachricht
Absender: Nick Plant mailto:address@hidden
Gesendet am: 27.01.2004 16:26:10
Betreff: [lwip-users] Compile errors with lwip 0.7.0 and contrib-20040122


>         I am trying to build the unixsim program under Windows 95 using 
> Cygwin. I am doing this to get familiar with lwIP before porting it to our 
> ARM7 boards. I am surprised to find that when I build unixsim I get many 
> compiler warnings and an error. I wonder if something is mis-configured on my 
> system, or is there a problem compiling contrib-20040122 under Cygwin?
>         
>         Some of the warnings are caused by the redefinition of the types 
> u_long, u_int, u_short and u_char. They are defined in 
> lwip/src/netif/ppp/ppp.h and also in /usr/include/sys/types.h  The definition 
> in ppp.h is like this: 
>         
>         # ifndef __u_char_defined
>         
>         /* Type definitions for BSD code. */
>         typedef unsigned long u_long;
>         typedef unsigned int u_int;
>         typedef unsigned short u_short;
>         typedef unsigned char u_char;
>         
>         #endif
>         
>         The definition is /usr/include/sys/types.h looks like this:
>         
>         #ifndef _BSDTYPES_DEFINED/* also defined in mingw/gmon.h and in 
> w32api/winsock[2].h */typedef        unsigned char        u_char;typedef      
>   unsigned short        u_short;typedef        unsigned int        
> u_int;typedef        unsigned long        u_long;#define 
> _BSDTYPES_DEFINED#endifSo I can stop the re-definition in ppp.h by changing 
> #ifndef __u_char_defined to #ifndef _BSDTYPES_DEFINED
>         Is this the correct way to fix it?
>         
>         I get several other warnings from various lwip modules:
>         ../../../../../lwip/src/api/sockets.c: In function 
> `lwip_setsockopt':../../../../../lwip/src/api/sockets.c:1309: warning: 
> unsigned int format, u32_t arg (arg 
> 3)../../../../../lwip/src/netif/ppp/auth.c: In function 
> `get_secret':../../../../../lwip/src/netif/ppp/auth.c:613: warning: suggest 
> parentheses around && within ||../../../../../lwip/src/netif/ppp/vj.c: In 
> function `vj_compress_tcp':../../../../../lwip/src/netif/ppp/vj.c:148: 
> warning: `deltaA' might be used uninitialized in this 
> function../../../../ports/unix/perf.c: In function 
> `perf_print':../../../../ports/unix/perf.c:44: warning: ISO C90 does not 
> support `long long'../../../../ports/unix/perf.c:44: warning: ISO C90 does 
> not support `long long'../../../../ports/unix/perf.c:46: warning: ISO C90 
> does not support `long long'../../../../ports/unix/perf.c:47: warning: ISO 
> C90 does not support `long long'../../../../ports/unix/perf.c:48: warning: 
> ISO C90 does not support the `ll' printf length modifierapps/shell.c:67: 
> warning: string length `838' is greater than the length `509' ISO C89 
> compilers are required to supportsimhost.c: In function 
> `ping_recv':simhost.c:248: warning: unsigned int format, u32_t arg (arg 3)
>         And finally:
>         
>         gcc: unrecognized option `-pthread'
>         I am using version gcc version 3.3.1, the version that came with 
> cygwin. I would welcome any suggestions, please.
>         
>         Nick
>         
>         
>         This email and any files transmitted with it are confidential and 
> intended solely for the use of the individual or entity to whom they are 
> addressed.  If an addressing or transmission error has misdirected this 
> e-mail, please notify the author by replying to this e-mail.  If you are not 
> the intended recipient you must not use, disclose, copy, print or rely on 
> this e-mail.
>         
>         Joy Mining Machinery Limited/P&H Minepro Services aims to prevent the 
> propagation of viruses, but cannot guarantee that this email is virus free.  
> You are advised to scan all attachments and open them at your own risk.
>         
>         Joy Mining Machinery Limited/P&H Minepro Services may monitor 
> outgoing and incoming e-mails and other telecommunications on its e-mail and 
> telecommunication systems.
>         
>         
>         
>         _______________________________________________
>         lwip-users mailing list
>         address@hidden
>         http://mail.gnu.org/mailman/listinfo/lwip-users
>         
>