On Sat, 2010-01-09 02:50:23 +0100, Xavier Grave <grave@ipno.in2p3.fr> wrote:
> The following C code give different results on kfreebsd amd64 on one side
> and sparc/powerpc/ on the other side
> for kfreebsd amd64 :
> xavier@debian:~$ ./bind_socket_c
> sin len 16
> res -1
> and
> for sparc :
> ./xavier@canis-latrans:~$ ./bind_socket_c
> sin len 16
> res 0
> for powerpc :
> xavier@power5:~$ ./bind_socket_c
> sin len 16
> res 0
> code used :
> xavier@debian:~$ cat bind_socket_c.c
> #include
> #include
> #include
>
> int main ()
> {
> int socket_fd;
> struct sockaddr_in sin;
> int len,res;
>
> len = sizeof (struct sockaddr_in);
> memset (&sin, 0, len);
>
> sin.sin_port = 5786;
>
> printf ("sin len %d\n",len);
> socket_fd = socket (AF_INET,SOCK_STREAM,0);
> res = bind (socket_fd, &sin, len);
>
> printf ("res %d\n",res);
>
> return 0;
> }
>
> problem doesn't seem any more specific to Ada ?
`errno' should contain more detailed information about why it failed.
Also, keep in mind that "sin.sin_port = 5786" is probably not what you
want, think of network byte order! Sparc and PPC are big endian and I
guess that amd64 is little endian.
MfG, JBG
--
Jan-Benedict Glaw jbglaw@lug-owl.de +49-172-7608481
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