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#include <sys/ipc.h>
#include <sys/msg.h>

int main()
{
int qid;
int t;
struct msgbuf mesg;
qid=msgget(IPC_PRIVATE,IPC_CREAT);
mesg.mtype=1L;
mesg.mtext[0]=1;
t=msgsnd(qid,&mesg,1,0);...

thanks it helped a lot!!:)
Actually,I have another prob right now...
i am trying to make the command cat <filename> | wc -l

well,there seems to be a problem in the reading of the last line from...

here is the concept:

the client reads a pathname from the standard input and writes it to pipe1.The server reads this pathname from the pipe1 and tries to open the file for reading.If the server...

i have the following line

set line=abc d efg h^ijklmno

and then i say:

echo $line | cut -d^ -f1

i want to receive this:

abc d efg h

instead i receive this:

abc
d
efg
h
...

hi ! i have a file tha contains some e-mail addresses like this:

abc@...
def@...
ghi@...

i want to send the same email to all these contacts
so i want a string addresses =" abc@... def@......

thanks a lot!

hallo..i work in c-shell and i want to delete the content of a file without deleting the file itself...commands like
>filename or
echo -n > filename
didn't work....thanks in advance