svnweb.freebsd.org/base/release/10.2.0/bin/pkill/
Tracker, is a filesystem indexer, metadata storage system and search tool.
fossies.org/linux/tracker/src/tracker/tracker-process.c
How can a process inquire, when it was started?
github.com/dnabre/misc/tree/master/proc_info, Get time process started
github.com/hishamhm/htop/blob/master/freebsd/FreeBSDProcessList.c
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <signal.h>
/* _POSIX2_LINE_MAX */
#include <limits.h>
/* kvm_openfiles(), kvm_getprocs() */
#include <kvm.h>
/* errx() */
#include <err.h>
/* _PATH_DEVNULL */
#include <paths.h>
/* O_RDONLY */
#include <fcntl.h>
/* KERN_PROC_PROC */
#include <sys/sysctl.h>
/* struct kinfo_proc */
#include <sys/user.h>
#define STATUS_MATCH 0
#define STATUS_NOMATCH 1
#define STATUS_BADUSAGE 2
#define STATUS_ERROR 3
int
main(int argc, char **argv)
{
int i;
/* PID */
pid_t mypid;
pid_t pid;
/* KVM openfiles() */
kvm_t *kd;
const char *execf;
const char *coref;
char buf[_POSIX2_LINE_MAX];
/* KVM getprocs() */
int nproc;
struct kinfo_proc *plist;
struct kinfo_proc *kp;
/* KVM getargv() */
char **strv;
char *selected;
execf = NULL;
coref = _PATH_DEVNULL;
mypid = getpid();
/*
* Retrieve the list of running processes from the kernel.
*/
kd = kvm_openfiles(execf, coref, NULL, O_RDONLY, buf);
if (kd == NULL)
errx(STATUS_ERROR, "Cannot open kernel files (%s)", buf);
/*
* Use KERN_PROC_PROC instead of KERN_PROC_ALL, since we
* just want processes and not individual kernel threads.
*/
plist = kvm_getprocs(kd, KERN_PROC_PROC, 0, &nproc);
if (plist == NULL) {
errx(STATUS_ERROR, "Cannot get process list (%s)",
kvm_geterr(kd));
}
printf("nproc=%d\n", nproc);
/*
* Allocate memory which will be used to keep track of the
* selection.
*/
if ((selected = malloc(nproc)) == NULL) {
err(STATUS_ERROR, "Cannot allocate memory for %d processes",
nproc);
}
memset(selected, 0, nproc);
/*
* Take the appropriate action for each matched process, if any.
*/
for (i = 0, kp = plist; i < nproc; i++, kp++) {
printf("comm=%s tdname=%s wmesg=%s login=%s lockname=%s emul=%s loginclass=%s",
kp->ki_comm,
kp->ki_tdname,
kp->ki_wmesg,
kp->ki_login,
kp->ki_lockname,
kp->ki_emul,
kp->ki_loginclass);
if ((strv = kvm_getargv(kd, kp, 0)) != NULL) {
printf(" argv=%s", strv[0]);
}
printf("\n");
}
return 0;
}
