10 More Discussions You Might Find Interesting
1. Programming
Suppose I have a simple program main() with a global varibale int x=0.
int x = 0;
main()
{
print("%d\n",x);
}
I want to create two threads/process which must access this variable x in sync.
Which one will be better threads( pthread_create ) or process( fork )?
If I go with fork() then... (1 Reply)
Discussion started by: rupeshkp728
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2. HP-UX
I'm sharing this in case anybody needs it. Modified from the original solaris pwage script. This modified hpux script will check /etc/password file on hpux trusted systems search /tcb and grep the required u_succhg field. Calculate days to expiry and notify users via email.
original solaris... (2 Replies)
Discussion started by: sparcguy
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3. UNIX for Dummies Questions & Answers
Hi,
I'm trying to do my homework assignment but I am having trouble using the pthread_create fucntion.
Here is my code________________
//Alicia Johnson
//sum_pid program
//creates n number of threads. These threads create a random number
//then adds the number to a global array. Then... (1 Reply)
Discussion started by: ajohns38
1 Replies
4. Programming
The prototype for pthread_create function is like this:-
int pthread_create(pthread_t *thread,pthread_attr_t *attr,void *(*start routine),void *arg);
Q.1 .Why the return type of the start_routine must be void*??
Q.2. Why should we pass arg by converting into void * only ??
Thank You (3 Replies)
Discussion started by: sunil_abhay
3 Replies
5. Programming
Hi.
I use C++ and I wishes to create a thread with the pthread_create function, my question is, how can I do this if I wish that the function will be a member of the class ??
I know from windows programming that I can declare a static function like this
static unsigned int __stdcall... (7 Replies)
Discussion started by: shvalb
7 Replies
6. Shell Programming and Scripting
I am running HPUX and using WLM (workload manager). I want to write a script to fork CPUs to basically take CPUs from other servers to show that the communication is working and CPU licensing is working. Basically, I want to build a script that will use up CPU on a server. Any ideas? (2 Replies)
Discussion started by: cpolikowsky
2 Replies
7. Programming
Hello
My problem goes like this:
I have used Pthread_create, and I have tryed to create 2 proccess but nothing happens! It does not even matter what the function im trying to create do. It is if im trying to activate an empty function. This is my code.
Any help will be highly appreciated.... (1 Reply)
Discussion started by: Hellboy
1 Replies
8. Programming
I have a problem with a C multi-threaded program I am writing. I cannot figure out how to keep the unique key value at the thread level. I wrote a program in C that forked a bunch of processes and then decided to convert it to threads and I can't keep the key unique to each thread. In a nutshell... (3 Replies)
Discussion started by: jenmead
3 Replies
9. Programming
how to do with that?
after cc -o xxxx xxxx.c
ld:
Unresolved:
_pthread_create
_pthread_deteach
_pthread_exit
Thanks (3 Replies)
Discussion started by: zhshqzyc
3 Replies
10. Programming
Here is simple code for multithreading in POSIX:
void* simplethread(void* arg)
{
printf("Hello World\n");
}
int main(void)
{
pthread_t id;
pthread_create(&id, NULL, simplethread, NULL);
return 0;
}
Whether the new thread will run or not depends on the OS. Tricky ... (5 Replies)
Discussion started by: _rocky
5 Replies