Re: error using "struct"

["Anirudha" <anirudha at cmcltd dot com>]

Hi Fernanda,

Instead you can try this..
It may solve ur problem..


typedef struct struct_test{
unsigned char byte1;
unsigned char byte2;
unsigned char byte3;
}struct_test;


struct_test  first,second;

void main()
{
first.byte1=0x01;
.
.
.
}

----- Original Message -----
From: "Fernanda Capella" <fcapella@parks-se.com.br>
To: <gcc-help@gnu.org>
Sent: Tuesday, July 08, 2003 6:09 PM
Subject: Re: error using "struct"


> Thanks Claudio, but I'm afraid I have another problem. I tried to compile
> the code that you send but it happened the same error: "parse error before
> '.' token" at line: first.byte1=0x01;
>
> ------------------------------
> //struct_test.c
> typedef struct struct_test {
> unsigned char byte1;
> unsigned char byte2;
> unsigned char byte3;
> }struct_test;
> struct_test first, second;
>
> first.byte1=0x01;
> ------------------------------
>
> My real application is trying to implement an UDP client that sends a
> message to an UDP server. My code is the following and I had the same
error
> compiling it: "parse error before '.' token" at frst variable
> initialization.
>
> -------------------------------------
> #include <sys/types.h>
> #include <sys/socket.h>
> #include <netinet/in.h>
> #include <arpa/inet.h>
> #include <netdb.h>
> #include <stdio.h>
> #include <stdlib.h>
> struct sockaddr_in cli, serv;
>
> serv.sin_family=AF_INET;
> serv.sin_addr.s_addr=inet_addr("192.168.200.6");
> serv.sin_port=htons(6000);
>
> cli.sin_family=AF_INET;
> cli.sin_addr.s_addr=htonl(192.168.200.241);
> cli.sin_port=htons(0);
> ---------------------------------------
>
> Please someone have any idea ?
>
> Thanks,
> Fernanda.
>
> ----- Original Message -----
> From: "Claudio Bley" <bley@cs.uni-magdeburg.de>
> To: <gcc-help@gcc.gnu.org>
> Sent: Monday, July 07, 2003 7:02 PM
> Subject: Re: error using "struct"
>
>
> > On Mon, Jul 07, 2003 at 06:11:14PM -0300, Fernanda Capella wrote:
> > > Hi!
> >
> > Hi...
> >
> > > I'm facing problems compilig a C program that uses struct. I made a
very
> > > simple code to show the error: "parse error before '.' token".
> > >
> > > Any help would be very appreciated.
> > >
> > > Thanks, Fernanda.
> > >
> > >
> > > -------------------------------------------
> > > //struct_test.c
> > >
> > > typedef struct struct_test{
> > >     unsigned char byte1;
> > >     unsigned char byte2;
> > >     unsigned char byte3;
> > > }first, second;
> > >
> > > first.byte1=0x01;
> > > second.byte2=0x02;
> > >
> > > ----------------------------------------------------
> > > //The error message:
> > >
> > > [root@ root]# gcc -c struct_test.c
> > > struct_test.c:7: parse error before '.' token
> > >
> >
> > Your typedef just creates 2 aliases for your struct "struct_test"
> > called "first" and "second" ie "first" and "second" are no variables.
> >
> > first a;
> > second a;
> > struct struct_test a;
> >
> > The above statements are semantically all equivalent. I suppose what
> > you're trying to do is the following:
> >
> > typedef struct struct_test {
> >      unsigned char byte1;
> >      unsigned char byte2;
> >      unsigned char byte3; } struct_test;
> > struct_test first, second;
> >
> > --
> > Claudio Bley                                 ASCII ribbon campaign (")
> > Debian GNU/Linux user                         - against HTML email  X
> > http://www.cs.uni-magdeburg.de/~bley/                     & vCards / \
> >
>
>
>