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Turn the proclist example into a minimal ps.

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This commit is contained in:
Benoit Dejean
2015-07-18 20:52:10 +02:00
parent 1dbe133a24
commit b447260691
1 changed files with 23 additions and 7 deletions
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30
examples/proclist.c
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@@ -1,5 +1,8 @@
#include <glibtop.h> #include <glibtop.h>
#include <glibtop/proclist.h> #include <glibtop/proclist.h>
#include <glibtop/procstate.h>
#include <glibtop/proctime.h>
#include <glibtop/procuid.h>
#include <glib.h> #include <glib.h>
@@ -17,14 +20,28 @@ static void print_pids(guint64 which, guint64 arg)
pids = glibtop_get_proclist(&buf, which, arg); pids = glibtop_get_proclist(&buf, which, arg);
printf("glibtop_get_proclist(%#llx, %llu) -> %lu processes\n", for (i = 0; i < buf.number; ++i) {
which, arg, (unsigned long)buf.number); glibtop_proc_time ptime;
glibtop_proc_uid puid;
glibtop_proc_state pstate;
for (i = 0; i < buf.number; ++i) pid_t p = pids[i];
printf("%u ", pids[i]);
putchar('\n'); glibtop_get_proc_time(&ptime, p);
putchar('\n'); glibtop_get_proc_uid(&puid, p);
glibtop_get_proc_state(&pstate, p);
/* almost equivalent to ps -x -o user,pid,time,usertime,systime,start,command */
printf("%u pid=%u real=%.2f user=%.2f sys=%.2f start=%lu %s (%lx)\n",
puid.uid,
p,
(double)ptime.rtime / ptime.frequency,
(double)ptime.utime / ptime.frequency,
(double)ptime.stime / ptime.frequency,
(unsigned long)ptime.start_time,
pstate.cmd,
(long)ptime.flags);
}
g_free(pids); g_free(pids);
} }
@@ -34,7 +51,6 @@ int main()
{ {
glibtop_init(); glibtop_init();
print_pids(GLIBTOP_KERN_PROC_ALL, 0);
print_pids(GLIBTOP_KERN_PROC_UID, getuid()); print_pids(GLIBTOP_KERN_PROC_UID, getuid());
glibtop_close(); glibtop_close();