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thanks Corona688 and Loic Domaigne,
the volatile solved my problem.

thanks,


yes, that was just an example that i used to test the threads behavior.

so the mutexes and any other data that i want to be shared must be defined as volatile, am i right?

i have tried this simple code and didn't get answer:

int lock =0;

void* thread1(){
while(lock);

//some actions ....

lock =1;
return 0;
}

void* thread2(){
while(!lock);
...

hello,
I have wrote a multi thread application to run under uclinux.
the problem is that threads does not share data. using the ps command it shows a single process for each thread.

I test the...

oh! sorry! I was incorrect. UID's are different. But the problem is that now we just have the user names not UID's (because we store users info in a ldap server). how can we get UID's from user names...

unfortunately UID's are the same

our server is CentOS 5.02

hello,
i want to implements user quotas. the problem is that all of our user names are integer numbers, like 8510453.

so when i set quota for a user (e.g. 8510453), it wont be set for that user...

sorry! but I think the program again has to always wait for a change

the service has to send a message to a server and one part of the message is that if any body logged in or out.

thanks, but i think this can't be useful.i think i did not describe the problem correctly. the service should do an action when user logged in and another when user logged out.

I have wrote a service with c++ which is always run and now I want to get with it the exact time in that the user log in or log out and then run a script. but the problem is that how could i find...