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#include <stdio.h>
#include <sys/types.h>
#include <sys/time.h>
#include <sys/resource.h>
#include <iostream>
#include "../user.h"
#define RUSAGE_SELF 0
#define RUSAGE_CHILDREN -1
/*
gcc -shared -o yc_name.so yc_name.cpp
*/
using namespace std;
typedef vector<string> str_vector;
extern "C"
{
export int extern_function(void *v_arg);
int extern_function(void *v_arg)
{
user *p_user = (user*) v_arg;
rusage* p_rusage = new rusage;
getrusage( RUSAGE_SELF, p_rusage );
char c_msg[1024];
/* see man getrusage */
sprintf(c_msg, "getrusage:<br>\nmaxrss: %D (max resident set size)<br>\nixrss: %D (integral shared text memory size)<br>\nidrss: %D (integral unshared data size)<br>\nisrss %D (integral unshared stack size)<br>\nminflt: %D (page reclaims)<br>\nmajflt: %D (page faults)<br>\nnswap: %D (swaps)<br>\ninblock: %D (block input operations)<br>\noublock: %D (block output operations)<br>\nmsgsnd: %D (messages sent)<br>\nmsgrcv: %D (messages received)<br>\nnsignals: %D (signals received)<br>\nnvcsw: %D (voluntary context switches)<br>\nnivcsw: %D (involuntary context switches)<br>\n",
p_rusage->ru_maxrss,
p_rusage->ru_ixrss,
p_rusage->ru_idrss,
p_rusage->ru_isrss,
p_rusage->ru_minflt,
p_rusage->ru_majflt,
p_rusage->ru_nswap,
p_rusage->ru_inblock,
p_rusage->ru_oublock,
p_rusage->ru_msgsnd,
p_rusage->ru_msgrcv,
p_rusage->ru_nsignals,
p_rusage->ru_nvcsw,
p_rusage->ru_nivcsw
);
p_user->msg_post( new string( c_msg ) );
}
}
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