10 More Discussions You Might Find Interesting
I would like to create an application with communication between processes,
application tightly coupled, have you please an idea about an API or
a tool that allows me to generate such application?
Thank you so much (11 Replies)
Discussion started by: chercheur857
2. Emergency UNIX and Linux Support
Here's a program:
pid_t pid = fork();
if (0 == pid) // child process
I send a signal (such as SIGINT) to the parent process, the child process receive the signal as well as the parent process.
However I don't want to child process to receive the... (7 Replies)
Discussion started by: jackliang
Does a background process send a signal to its parent when completed? If so, how might i capture this signal?
I'm trying to write shell in c so that when a background process finishes, it prints a message to the console.
Thanks in advance for any advice. (1 Reply)
Discussion started by: jmelai
We are using AIX 5.2 ML 7.
One of the process in its log file said the following and stopped running.
Caught signal=5, exiting.
What would cause the signal 5 to be generated on an AIX box.
Jerardfjay (2 Replies)
Discussion started by: jerardfjay
i want to write a C chat program that communicates over IPC(inter process communication), that could be run using 2 seperate terminal windows within the same computer. so that wat u type in one terminal window , should appear on the other and vice versa...
could some one please help me with the... (2 Replies)
Discussion started by: localp
i am creating children processes using fork system call
every child i create goes to sleep for random time.
when child stops running how can i catch his signal and turminate the child (2 Replies)
Discussion started by: emil2006
7. UNIX for Advanced & Expert Users
I am thinking about writing a log daemon for a multi-processed ksh application (yes - I know that high-level language would be a better option).
My question is as follows:
If many processes (many scripts) will try writing to a single log file:
print "message" > common.log
Will it work or... (2 Replies)
Discussion started by: adderek
8. UNIX for Advanced & Expert Users
How can a process be aware of the signals it handles. I looked at available signal API, but couldn't find any help.
If a process defines it own handler for a signal, the default handler for that signal becomes overridden.
I am interested in getting to know the... (2 Replies)
Discussion started by: bluehive
I would like to ask you for a little help with program I'm working on. I have problems with signals and synchronizing processes (I'm quite new to this part of programming).
Process "parent" creates new child process "child1" and this process creates new child process "child2". The... (2 Replies)
Discussion started by: Nightwright
i would like to know the method of usage of semaphores on shared memory segments the topic seems very difficult to understand mainly when difrent proceses communicate instantly and how do i avaoid deadlock situation (2 Replies)
Discussion started by: kamathanil