version 1.3, 2009/07/26 19:42:26 |
version 1.4, 2009/08/03 17:12:07 |
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#define is_stopped(p) \ |
#define is_stopped(p) \ |
((p)->p_stat == SSTOP || (p)->p_stat == SZOMB || (p)->p_stat == SDEAD) |
((p)->p_stat == SSTOP || (p)->p_stat == SZOMB || (p)->p_stat == SDEAD) |
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char *get_proc_name(int, char *); |
struct proc *cmp_procs(struct proc *, struct proc *); |
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char *get_proc_name(int, char *); |
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struct proc * |
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cmp_procs(struct proc *p1, struct proc *p2) |
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{ |
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void *ptr1, *ptr2; |
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if (is_runnable(p1) && !is_runnable(p2)) |
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return (p1); |
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if (!is_runnable(p1) && is_runnable(p2)) |
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return (p2); |
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if (is_stopped(p1) && !is_stopped(p2)) |
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return (p1); |
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if (!is_stopped(p1) && is_stopped(p2)) |
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return (p2); |
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if (p1->p_estcpu > p2->p_estcpu) |
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return (p1); |
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if (p1->p_estcpu < p2->p_estcpu) |
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return (p2); |
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if (p1->p_slptime < p2->p_slptime) |
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return (p1); |
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if (p1->p_slptime > p2->p_slptime) |
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return (p2); |
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if ((p1->p_flag & P_SINTR) && !(p2->p_flag & P_SINTR)) |
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return (p1); |
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if (!(p1->p_flag & P_SINTR) && (p2->p_flag & P_SINTR)) |
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return (p2); |
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ptr1 = LIST_FIRST(&p1->p_children); |
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ptr2 = LIST_FIRST(&p2->p_children); |
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if (ptr1 == NULL && ptr2 != NULL) |
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return (p1); |
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if (ptr1 != NULL && ptr2 == NULL) |
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return (p2); |
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if (strcmp(p1->p_comm, p2->p_comm) < 0) |
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return (p1); |
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if (strcmp(p1->p_comm, p2->p_comm) > 0) |
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return (p2); |
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if (p1->p_pid > p2->p_pid) |
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return (p1); |
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return (p2); |
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} |
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char * |
char * |
get_proc_name(int fd, char *tty) |
get_proc_name(int fd, char *tty) |
{ |
{ |
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return (NULL); |
return (NULL); |
len = (len * 5) / 4; |
len = (len * 5) / 4; |
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if ((newbuf = realloc(buf, len)) == NULL) { |
if ((newbuf = realloc(buf, len)) == NULL) |
free(buf); |
goto error; |
return (NULL); |
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} |
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buf = newbuf; |
buf = newbuf; |
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if (sysctl(mib, nitems(mib), buf, &len, NULL, 0) == -1) { |
if (sysctl(mib, nitems(mib), buf, &len, NULL, 0) == -1) { |
if (errno == ENOMEM) |
if (errno == ENOMEM) |
goto retry; |
goto retry; |
free(buf); |
goto error; |
return (NULL); |
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} |
} |
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bestp = NULL; |
bestp = NULL; |
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if (buf[i].kp_eproc.e_tdev != sb.st_rdev) |
if (buf[i].kp_eproc.e_tdev != sb.st_rdev) |
continue; |
continue; |
p = &buf[i].kp_proc; |
p = &buf[i].kp_proc; |
if (bestp == NULL) { |
if (bestp == NULL) |
bestp = p; |
bestp = &buf[i].kp_proc; |
continue; |
else |
} |
bestp = cmp_procs(&buf[i].kp_proc, bestp); |
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if (is_runnable(p) && !is_runnable(bestp)) { |
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bestp = p; |
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continue; |
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} else if (!is_runnable(p) && is_runnable(bestp)) |
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continue; |
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if (!is_stopped(p) && is_stopped(bestp)) { |
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bestp = p; |
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continue; |
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} else if (is_stopped(p) && !is_stopped(bestp)) |
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continue; |
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if (p->p_estcpu > bestp->p_estcpu) { |
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bestp = p; |
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continue; |
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} else if (p->p_estcpu < bestp->p_estcpu) |
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continue; |
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if (p->p_slptime < bestp->p_slptime) { |
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bestp = p; |
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continue; |
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} else if (p->p_slptime > bestp->p_slptime) |
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continue; |
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if (p->p_flag & P_SINTR && !(bestp->p_flag & P_SINTR)) { |
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bestp = p; |
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continue; |
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} else if (!(p->p_flag & P_SINTR) && bestp->p_flag & P_SINTR) |
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continue; |
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if (LIST_FIRST(&p->p_children) == NULL && |
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LIST_FIRST(&bestp->p_children) != NULL) { /* XXX ugh */ |
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bestp = p; |
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continue; |
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} else if (LIST_FIRST(&p->p_children) != NULL && |
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LIST_FIRST(&bestp->p_children) == NULL) |
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continue; |
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if (strcmp(p->p_comm, bestp->p_comm) < 0) { |
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bestp = p; |
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continue; |
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} else if (strcmp(p->p_comm, bestp->p_comm) > 0) |
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continue; |
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if (p->p_pid > bestp->p_pid) |
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bestp = p; |
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} |
} |
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name = NULL; |
name = NULL; |
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free(buf); |
free(buf); |
return (name); |
return (name); |
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error: |
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free(buf); |
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return (NULL); |
} |
} |