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copied!<p>You can use below code. <code>getBSDProcessList</code> function will return <code>NSArray</code> of running process.<a href="https://stackoverflow.com/a/3772594/944634">[1]</a></p> <pre><code>static int GetBSDProcessList(kinfo_proc **procList, size_t *procCount) // Returns a list of all BSD processes on the system. This routine // allocates the list and puts it in *procList and a count of the // number of entries in *procCount. You are responsible for freeing // this list (use "free" from System framework). // On success, the function returns 0. // On error, the function returns a BSD errno value. { int err; kinfo_proc * result; bool done; static const int name[] = { CTL_KERN, KERN_PROC, KERN_PROC_ALL, 0 }; // Declaring name as const requires us to cast it when passing it to // sysctl because the prototype doesn't include the const modifier. size_t length; // assert( procList != NULL); // assert(*procList == NULL); // assert(procCount != NULL); *procCount = 0; // We start by calling sysctl with result == NULL and length == 0. // That will succeed, and set length to the appropriate length. // We then allocate a buffer of that size and call sysctl again // with that buffer. If that succeeds, we're done. If that fails // with ENOMEM, we have to throw away our buffer and loop. Note // that the loop causes use to call sysctl with NULL again; this // is necessary because the ENOMEM failure case sets length to // the amount of data returned, not the amount of data that // could have been returned. result = NULL; done = false; do { assert(result == NULL); // Call sysctl with a NULL buffer. length = 0; err = sysctl( (int *) name, (sizeof(name) / sizeof(*name)) - 1, NULL, &length, NULL, 0); if (err == -1) { err = errno; } // Allocate an appropriately sized buffer based on the results // from the previous call. if (err == 0) { result = malloc(length); if (result == NULL) { err = ENOMEM; } } // Call sysctl again with the new buffer. If we get an ENOMEM // error, toss away our buffer and start again. if (err == 0) { err = sysctl( (int *) name, (sizeof(name) / sizeof(*name)) - 1, result, &length, NULL, 0); if (err == -1) { err = errno; } if (err == 0) { done = true; } else if (err == ENOMEM) { assert(result != NULL); free(result); result = NULL; err = 0; } } } while (err == 0 && ! done); // Clean up and establish post conditions. if (err != 0 && result != NULL) { free(result); result = NULL; } *procList = result; if (err == 0) { *procCount = length / sizeof(kinfo_proc); } assert( (err == 0) == (*procList != NULL) ); return err; } + (NSArray*)getBSDProcessList { NSMutableArray *ret = [NSMutableArray arrayWithCapacity:1]; kinfo_proc *mylist; size_t mycount = 0; mylist = (kinfo_proc *)malloc(sizeof(kinfo_proc)); GetBSDProcessList(&mylist, &mycount); int k; for(k = 0; k < mycount; k++) { kinfo_proc *proc = NULL; proc = &mylist[k]; NSString *fullName = [[self infoForPID:proc->kp_proc.p_pid] objectForKey:(id)kCFBundleNameKey]; NSLog(@"fullName %@", fullName); if (fullName != nil) { [ret addObject:fullName]; } } free(mylist); return ret; } + (NSDictionary *)infoForPID:(pid_t)pid { NSDictionary *ret = nil; ProcessSerialNumber psn = { kNoProcess, kNoProcess }; if (GetProcessForPID(pid, &psn) == noErr) { CFDictionaryRef cfDict = ProcessInformationCopyDictionary(&psn,kProcessDictionaryIncludeAllInformationMask); ret = [NSDictionary dictionaryWithDictionary:(NSDictionary *)cfDict]; CFRelease(cfDict); } return ret; } </code></pre> <p>Take a look at <a href="http://developer.apple.com/legacy/mac/library/#qa/qa2001/qa1123.html" rel="nofollow noreferrer">Technical Q&A QA1123</a> (Getting List of All Processes on Mac OS X)</p>

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