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Apache Portable Runtime Thread Tutorial

Parameters attrThe procattr we care about. These days, you should take a look at java.util.concurrent... Default is no. APR_NOWAIT -- return immediately regardless of if the child is dead or not. weblink

Because threads don't make parent-child relationship unlike process. keyThe key to associate with the data threadThe currently open thread. no platform currently tests the pipes health. Next Previous Contents 16. http://dev.ariel-networks.com/apr/apr-tutorial/html/apr-tutorial-16.html

keyThe os specific handle we are converting to. APR_NOWAIT -- return immediately regardless of if the child is dead or not. Return type is void pointer. apr_status_t apr_thread_create ( apr_thread_t ** new_thread, apr_threadattr_t * attr, apr_thread_start_t func, void * data, apr_pool_t * cont ) Create a new thread of execution Parameters new_threadThe newly created thread handle.

Profile cancelYou must be logged in to post a comment. This is useful if you have already opened a pipe (or multiple files) that you wish to use, perhaps persistently across multiple process invocations - such as a log file. The same variable should be passed in each time the function is tried to be called. Semisimple representations of discrete groups How are there so many species on the space station 'A long way from anywhere V'?

You must be logged in to post a comment. This leads to extra overhead in the calling process, but that may help the application handle such errors more gracefully. APR hash tables are used to develop a word frequency counting applications. More Bonuses It's Hat Season…Announcing Winter Bash 2016 Related 32C# thread pool limiting threads1Cancelling scheduled work/io/timer items in WIN32 thread pool29How to name the threads of a thread pool in Java8Creating a dynamic

Your cache administrator is webmaster. apr_status_t apr_threadattr_detach_set ( apr_threadattr_t * attr, apr_int32_t on ) Set if newly created threads should be created in detached state. attrThe threadattr to use to determine how to create the thread funcThe function to start the new thread in dataAny data to be passed to the starting function contThe pool to This can have ugly side effects, as the next file opened in the child on Unix will fall into the stdio stream fd slot!

RemarksThis flag only affects apr_proc_create() on platforms where fork() is used. https://en.wikibooks.org/wiki/Apache_Portable_Runtime Edit: Sorry, I needed to go to a third party hosted Java tutorial for this. The last argument is memory pool to use. thdThe thread to join apr_status_t apr_thread_once ( apr_thread_once_t * control, void(*)(void) func ) Run the specified function one time, regardless of how many threads call it.

child_outapr_file_t value to use as child_out. have a peek at these guys Privacy Policy, Disclaimer, General Terms & Conditions Not logged in Unaffiliated 196.196.220.221 Springer for Research & Development UA-26408784-1 JavaScript is currently disabled, this site works much better if you enable JavaScript Text is available under the Creative Commons Attribution-ShareAlike License.; additional terms may apply. funcThe function to call.

Thread entry point, apr_thread_start_t, looks as follows: /* excerpted from thread-sample.c */

 void* APR_THREAD_FUNC doit(apr_thread_t *thd, void *data); 
For portability, APR_THREAD_FUNC macro is required. As mentioned earlier, if thread is detached, we don't need to call apr_thread_join() for it. As stated above, NULL is OK. check over here Join them; it only takes a minute: Sign up APR threads and signal handling up vote 1 down vote favorite I am currently trying to implement threads using the Apache Portable

Parameters controlThe control variable. It is one of: APR_CHILD_DONE – child is no longer running. Generated by 1.8.10 Skip to main content The Noc Cave Menu Skip to content About Me One Metric My Tech Tradie Apache Portable Runtime (APR) Threaded socket server January 20,

Parameters procThe child process to register.

waithowHow should we wait. RemarksThe child's status is in the return code to this process. more hot questions question feed lang-cpp about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation So, it's OK to just return NULL.

It's called thread entry point. apr_status_t apr_proc_wait_all_procs ( apr_proc_t * proc, int * exitcode, apr_exit_why_e * exitwhy, apr_wait_how_e waithow, apr_pool_t * p ) Wait for any current child process to die and return information about that parent_inapr_file_t value to use as parent_in. this content more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed

Must be a valid file. Bug:Note that calling this function with two NULL files on some platforms creates an APR_FULL_BLOCK pipe, but this behavior is neither portable nor is it supported. waithowHow should we wait. In other words, it means we can't know when sub thread terminates.

Why did the rebels need the Death Star plans? Internet) Programming Languages, Compilers, Interpreters Industry Sectors Automotive Electronics IT & Software Telecommunications Consumer Packaged Goods Aerospace Engineering eBook Packages Computer Science Authors Sandeep Koranne (1) Author Affiliations 1. 2906 Bellevue pThe pool to use for allocating memory.