void* initMachine(void) {
/* purpose: initialize the data structure.
* returns: initialized MachineLinuxInfo structure.
*/
unsigned long version;
MachineLinuxInfo* p = (MachineLinuxInfo*) calloc(1, sizeof(MachineLinuxInfo));
if (p == NULL) {
printerr("calloc: %s\n", strerror(errno));
return NULL;
}
/* name of this provider -- overwritten by importers */
p->basic = initBasicMachine();
p->basic->provider = "linux";
gather_meminfo(&p->ram_total, &p->ram_free,
&p->ram_shared, &p->ram_buffer,
&p->swap_total, &p->swap_free);
gather_loadavg(p->load);
gather_proc_cpuinfo(p);
gather_proc_uptime(&p->boottime, &p->idletime);
version = extract_version(p->basic->uname.release);
/* This used to have an upper limit of 3.2 from PM-571, but it was
* removed because the Linux kernel is changing version numbers too
* fast to keep updating it.
*/
if (version >= 2006000) {
gather_linux_proc26(&p->procs, &p->tasks);
} else if (version >= 2004000 && version <= 2004999) {
gather_linux_proc24(&p->procs, &p->tasks);
} else {
printerr("Info: Kernel v%lu.%lu.%lu is not supported for proc stats gathering\n",
version / 1000000, (version % 1000000) / 1000, version % 1000);
}
return p;
}
void* initMachine(void) {
/* purpose: initialize the data structure.
* returns: initialized MachineDarwinInfo structure.
*/
MachineDarwinInfo* p = (MachineDarwinInfo*) calloc(1, sizeof(MachineDarwinInfo));
if (p == NULL) {
printerr("calloc: %s\n", strerror(errno));
return NULL;
}
/* name of this provider -- overwritten by importers */
p->basic = initBasicMachine();
p->basic->provider = "darwin";
/* gather loadavg */
gather_darwin_meminfo(p);
gather_loadavg(p->load);
gather_darwin_uptime(p);
gather_darwin_cpuinfo(p);
gather_darwin_procstate(p->pid_state);
return p;
}
