1609 lines
62 KiB
C
1609 lines
62 KiB
C
/*
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* Copyright 1999 by Albert Cahalan; all rights resered.
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*
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* This file may be used subject to the terms and conditions of the
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* GNU Library General Public License Version 2, or any later version
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* at your option, as published by the Free Software Foundation.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Library General Public License for more details.
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*/
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/*
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* This file is really gross, and I know it. I looked into several
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* alternate ways to deal with the mess, and they were all ugly.
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*
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* FreeBSD has a fancy hack using offsets into a struct -- that
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* saves code but it is _really_ gross. See the PO macro below.
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*
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* We could have a second column width for wide output format.
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* For example, Digital prints the real-time signals.
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*/
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/*
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* Data table idea:
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*
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* table 1 maps aix to specifier
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* table 2 maps shortsort to specifier
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* table 3 maps macro to specifiers
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* table 4 maps specifier to title,datatype,offset,vendor,helptext
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* table 5 maps datatype to justification,width,widewidth,sorting,printing
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*
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* Here, "datatype" could be user,uid,u16,pages,deltaT,signals,tty,longtty...
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* It must be enough to determine printing and sorting.
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*
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* After the tables, increase width as needed to fit the header.
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*
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* Table 5 could go in a file with the output functions.
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*/
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/* proc_t offset macro */
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#define PO(q) ((unsigned long)(&(((proc_t*)0)->q)))
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#include <ctype.h>
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#include <fcntl.h>
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#include <grp.h>
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#include <limits.h>
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#include <pwd.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/ioctl.h>
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#include <sys/resource.h>
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#include <sys/types.h>
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#include <sys/mman.h>
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#include <time.h>
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#include <unistd.h>
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#include "../proc/readproc.h"
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#include "../proc/sysinfo.h"
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#include "../proc/status.h"
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#include "../proc/procps.h"
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#include "../proc/devname.h"
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#include "common.h"
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/* TODO:
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* Stop assuming system time is local time.
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*/
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#define COLWID 240 /* satisfy snprintf, which is faster than sprintf */
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static char whitespace_and_outbuf[OUTBUF_SIZE + SPACE_AMOUNT + PAGE_SIZE*2];
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static char *outbuf = whitespace_and_outbuf+SPACE_AMOUNT;
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static char *whitespace = whitespace_and_outbuf;
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static unsigned max_rightward = 0x12345678; /* space for RIGHT stuff */
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static unsigned max_leftward = 0x12345678; /* space for LEFT stuff */
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/* Justification control for flags field. */
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#define JUST_MASK 0x0f
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/* AIXHACK 0 */
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#define USER 1 /* left if text, right if numeric */
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#define LEFT 2
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#define RIGHT 3
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#define UNLIMITED 4
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#define WCHAN 5 /* left if text, right if numeric */
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#define SIGNAL 6 /* right in 9, or 16 if screen_cols>107 */
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#define CUMUL 16 /* mark cumulative (Summed) headers with 'C' */
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static int wide_signals; /* true if we have room */
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static proc_t *pp; /* the process being printed */
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static unsigned long seconds_since_1970;
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static unsigned long time_of_boot;
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static unsigned long page_shift;
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/*************************************************************************/
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/************ Lots of sort functions, starting with the NOP **************/
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static int sr_nop(const proc_t* a, const proc_t* b){
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(void)a;(void)b; /* shut up gcc */
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return 0;
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}
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#define CMP_STR(NAME) \
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static int sr_ ## NAME(const proc_t* P, const proc_t* Q) { \
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return strcmp(P->NAME, Q->NAME); \
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}
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#define CMP_INT(NAME) \
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static int sr_ ## NAME (const proc_t* P, const proc_t* Q) { \
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if (P->NAME < Q->NAME) return -1; \
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if (P->NAME > Q->NAME) return 1; \
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return 0; \
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}
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CMP_INT(cutime)
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CMP_INT(cstime)
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CMP_INT(priority) /* nice */
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CMP_INT(timeout)
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CMP_INT(nice) /* priority */
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CMP_INT(rss) /* resident set size from stat file */ /* vm_rss, resident */
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CMP_INT(it_real_value)
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CMP_INT(size) /* total pages */ /* vm_size, vsize */
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CMP_INT(resident) /* resident pages */ /* vm_rss, rss */
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CMP_INT(share) /* shared pages */
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CMP_INT(trs) /* executable pages */
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CMP_INT(lrs) /* obsolete "library" pages above 0x60000000 */
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CMP_INT(drs) /* other pages (assumed data?) */
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CMP_INT(dt) /* dirty pages */
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CMP_INT(vm_size) /* kB VM */ /* size, vsize */
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CMP_INT(vm_lock) /* kB locked */
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CMP_INT(vm_rss) /* kB rss */ /* rss, resident */
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CMP_INT(vm_data) /* kB "data" == data-stack */
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CMP_INT(vm_stack) /* kB stack */
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CMP_INT(vm_exe) /* kB "exec" == exec-lib */
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CMP_INT(vm_lib) /* kB "libraries" */
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CMP_INT(vsize) /* pages VM */ /* size, vm_size */
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CMP_INT(rss_rlim)
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CMP_INT(flags)
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CMP_INT(min_flt)
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CMP_INT(maj_flt)
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CMP_INT(cmin_flt)
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CMP_INT(cmaj_flt)
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CMP_INT(nswap)
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CMP_INT(cnswap)
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CMP_INT(utime)
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CMP_INT(stime) /* Old: sort by systime. New: show start time. Uh oh. */
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CMP_INT(start_code)
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CMP_INT(end_code)
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CMP_INT(start_stack)
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CMP_INT(kstk_esp)
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CMP_INT(kstk_eip)
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CMP_INT(start_time)
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CMP_INT(wchan)
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/* CMP_STR(*environ) */
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/* CMP_STR(*cmdline) */
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CMP_STR(ruser)
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CMP_STR(euser)
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CMP_STR(suser)
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CMP_STR(fuser)
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CMP_STR(rgroup)
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CMP_STR(egroup)
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CMP_STR(sgroup)
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CMP_STR(fgroup)
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CMP_STR(cmd)
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/* CMP_STR(ttyc) */ /* FIXME -- use strncmp with 8 max */
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CMP_INT(ruid)
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CMP_INT(rgid)
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CMP_INT(euid)
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CMP_INT(egid)
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CMP_INT(suid)
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CMP_INT(sgid)
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CMP_INT(fuid)
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CMP_INT(fgid)
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CMP_INT(pid)
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CMP_INT(ppid)
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CMP_INT(pgrp)
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CMP_INT(session)
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CMP_INT(tty)
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CMP_INT(tpgid)
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CMP_INT(pcpu)
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CMP_INT(state)
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/***************************************************************************/
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/************ Lots of format functions, starting with the NOP **************/
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static int pr_nop(void){
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return snprintf(outbuf, COLWID, "%c", '-');
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}
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/********* Unix 98 ************/
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/***
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Only comm and args are allowed to contain blank characters; all others are
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not. Any implementation-dependent variables will be specified in the system
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documentation along with the default header and indicating if the field
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may contain blank characters.
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Some headers do not have a standardized specifier!
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%CPU pcpu The % of cpu time used recently, with unspecified "recently".
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ADDR The address of the process.
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C Processor utilisation for scheduling.
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CMD The command name, or everything with -f.
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COMMAND args Command + args. May chop as desired. May use either version.
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COMMAND comm argv[0]
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ELAPSED etime Elapsed time since the process was started. [[dd-]hh:]mm:ss
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F Flags (octal and additive)
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GROUP group Effective group ID, prefer text over decimal.
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NI nice Decimal system scheduling priority, see nice(1).
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PGID pgid The decimal value of the process group ID.
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PID pid Decimal PID.
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PPID ppid Decimal PID.
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PRI Priority. Higher numbers mean lower priority.
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RGROUP rgroup Real group ID, prefer text over decimal.
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RUSER ruser Real user ID, prefer text over decimal.
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S The state of the process.
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STIME Starting time of the process.
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SZ The size in blocks of the core image of the process.
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TIME time Cumulative CPU time. [dd-]hh:mm:ss
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TT tty Name of tty in format used by who(1).
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TTY The controlling terminal for the process.
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UID UID, or name when -f
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USER user Effective user ID, prefer text over decimal.
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VSZ vsz Virtual memory size in decimal kB.
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WCHAN Where waiting/sleeping or blank if running.
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The nice value is used to compute the priority.
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For some undefined ones, Digital does:
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F flag Process flags -- but in hex!
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PRI pri Process priority
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S state Symbolic process status
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TTY tt,tty,tname,longtname -- all do "ttyp1", "console", "??"
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UID uid Process user ID (effective UID)
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WCHAN wchan Address of event on which a
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For some undefined ones, Sun does:
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ADDR addr memory address of the process
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C c Processor utilization for scheduling (obsolete).
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CMD
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F f
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S s state: OSRZT
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STIME start time, printed w/o blanks. If 24h old, months & days
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SZ size (in pages) of the swappable process's image in main memory
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TTY
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UID uid
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WCHAN wchan
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For some undefined ones, SCO does:
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ADDR addr Virtual address of the process' entry in the process table.
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SZ swappable size in kB of the virtual data and stack
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STIME stime hms or md time format
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***/
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/* Source & destination are known. Return bytes or screen characters? */
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static int forest_helper(void){
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char *p = forest_prefix;
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char *q = outbuf;
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if(!*p) return 0;
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/* Arrrgh! somebody defined unix as 1 */
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if(forest_type == 'u') goto unixy;
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while(*p){
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switch(*p){
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case ' ': strcpy(q, " "); break;
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case 'L': strcpy(q, " \\_ "); break;
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case '+': strcpy(q, " \\_ "); break;
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case '|': strcpy(q, " | "); break;
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case '\0': return q-outbuf; /* redundant & not used */
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}
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q += 4;
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p++;
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}
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return q-outbuf; /* gcc likes this here */
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unixy:
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while(*p){
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switch(*p){
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case ' ': strcpy(q, " "); break;
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case 'L': strcpy(q, " "); break;
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case '+': strcpy(q, " "); break;
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case '|': strcpy(q, " "); break;
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case '\0': return q-outbuf; /* redundant & not used */
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}
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q += 2;
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p++;
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}
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return q-outbuf; /* gcc likes this here */
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}
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/* XPG4-UNIX, according to Digital:
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The "args" and "command" specifiers show what was passed to the command.
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Modifications to the arguments are not shown.
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*/
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/*
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* pp->cmd short accounting name (comm & ucomm)
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* pp->cmdline long name with args (args & command)
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* pp->environ environment
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*/
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/* "command" is the same thing: long unless c */
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static int pr_args(void){
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char *endp;
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endp = outbuf + forest_helper();
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if(bsd_c_option){
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endp += escape_str(endp, pp->cmd, PAGE_SIZE); /* short version */
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}else{
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const char **lc = (const char**)pp->cmdline; /* long version */
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if(lc && *lc) {
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endp += escape_strlist(endp, lc, OUTBUF_SIZE);
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} else {
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char buf[ESC_STRETCH*PAGE_SIZE]; /* TODO: avoid copy */
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escape_str(buf, pp->cmd, ESC_STRETCH*PAGE_SIZE);
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endp += snprintf(endp, COLWID, "[%s]", buf);
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}
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}
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if(bsd_e_option){
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const char **env = (const char**)pp->environ;
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if(env && *env){
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*endp++ = ' ';
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endp += escape_strlist(endp, env, OUTBUF_SIZE);
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}
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}
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return endp - outbuf;
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}
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/* "ucomm" is the same thing: short unless -f */
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static int pr_comm(void){
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char *endp;
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endp = outbuf + forest_helper();
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if(!unix_f_option){ /* does -f matter? */
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endp += escape_str(endp, pp->cmd, PAGE_SIZE); /* short version */
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}else{
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const char **lc = (const char**)pp->cmdline; /* long version */
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if(lc && *lc) {
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endp += escape_strlist(endp, lc, OUTBUF_SIZE);
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} else {
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char buf[ESC_STRETCH*PAGE_SIZE]; /* TODO: avoid copy */
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escape_str(buf, pp->cmd, ESC_STRETCH*PAGE_SIZE);
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endp += snprintf(endp, COLWID, "[%s]", buf);
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}
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}
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if(bsd_e_option){
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const char **env = (const char**)pp->environ;
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if(env && *env){
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*endp++ = ' ';
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endp += escape_strlist(endp, env, OUTBUF_SIZE);
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}
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}
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return endp - outbuf;
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}
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/* Non-standard, from SunOS 5 */
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static int pr_fname(void){
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char *endp;
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endp = outbuf + forest_helper();
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endp += escape_str(endp, pp->cmd, 8);
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return endp - outbuf;
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}
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/* elapsed wall clock time, [[dd-]hh:]mm:ss format (not same as "time") */
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static int pr_etime(void){
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unsigned t, dd,hh,mm,ss;
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char *cp = outbuf;
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t = (
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((unsigned long)seconds_since_boot)
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- ((unsigned long)pp->start_time)
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/ Hertz
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);
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ss = t%60;
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t /= 60;
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mm = t%60;
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t /= 60;
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hh = t%24;
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t /= 24;
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dd = t;
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cp +=( dd ? snprintf(cp, COLWID, "%u-", dd) : 0 );
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cp +=( (dd || hh) ? snprintf(cp, COLWID, "%02u:", hh) : 0 );
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cp += snprintf(cp, COLWID, "%02u:%02u", mm, ss) ;
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return (int)(cp-outbuf);
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}
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static int pr_nice(void){
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return snprintf(outbuf, COLWID, "%ld", pp->nice);
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}
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/* "Processor utilisation for scheduling." --- we use %cpu w/o fraction */
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static int pr_c(void){
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unsigned long total_time; /* jiffies used by this process */
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unsigned long pcpu = 0; /* scaled %cpu, 999 means 99.9% */
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unsigned long seconds; /* seconds of process life */
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total_time = pp->utime + pp->stime;
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if(include_dead_children) total_time += (pp->cutime + pp->cstime);
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seconds =
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seconds_since_boot - ((unsigned long)pp->start_time) / Hertz
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;
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/* Use 100ULL (not 100) to avoid 32-bit overflow. */
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if(seconds) pcpu = (total_time * 100ULL / Hertz) / seconds;
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if (pcpu > 99) pcpu = 99;
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return snprintf(outbuf, COLWID, "%2u", (unsigned)pcpu);
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}
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/* normal %CPU in ##.# format. */
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static int pr_pcpu(void){
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unsigned long total_time; /* jiffies used by this process */
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unsigned long pcpu = 0; /* scaled %cpu, 999 means 99.9% */
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unsigned long seconds; /* seconds of process life */
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total_time = pp->utime + pp->stime;
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if(include_dead_children) total_time += (pp->cutime + pp->cstime);
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seconds =
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seconds_since_boot - ((unsigned long)pp->start_time) / Hertz
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;
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/* Use 1000ULL (not 1000) to avoid 32-bit overflow. */
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if(seconds) pcpu = (total_time * 1000ULL / Hertz) / seconds;
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if (pcpu > 999) pcpu = 999;
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return snprintf(outbuf, COLWID, "%2u.%u", (unsigned)(pcpu/10), (unsigned)(pcpu%10));
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}
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/* this is a "per-mill" format, like %cpu with no decimal point */
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static int pr_cp(void){
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unsigned long total_time; /* jiffies used by this process */
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unsigned long pcpu = 0; /* scaled %cpu, 999 means 99.9% */
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unsigned long seconds; /* seconds of process life */
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total_time = pp->utime + pp->stime;
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if(include_dead_children) total_time += (pp->cutime + pp->cstime);
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seconds =
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seconds_since_boot - ((unsigned long)pp->start_time) / Hertz
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;
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/* Use 1000ULL (not 1000) to avoid 32-bit overflow. */
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if(seconds) pcpu = (total_time * 1000ULL / Hertz) / seconds;
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if (pcpu > 999) pcpu = 999;
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return snprintf(outbuf, COLWID, "%3u", (unsigned)pcpu);
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}
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static int pr_pgid(void){
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return snprintf(outbuf, COLWID, "%u", pp->pgrp);
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}
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static int pr_pid(void){
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return snprintf(outbuf, COLWID, "%u", pp->pid);
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}
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static int pr_ppid(void){
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return snprintf(outbuf, COLWID, "%u", pp->ppid);
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}
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/* cumulative CPU time, [dd-]hh:mm:ss format (not same as "etime") */
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static int pr_time(void){
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unsigned t, dd,hh,mm,ss;
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int c;
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t = (unsigned)(
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(
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(unsigned long)(pp->utime)
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+
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(unsigned long)(pp->stime)
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)
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/
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(unsigned long)Hertz
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);
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ss = t%60;
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t /= 60;
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mm = t%60;
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t /= 60;
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hh = t%24;
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t /= 24;
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dd = t;
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c =( dd ? snprintf(outbuf, COLWID, "%u-", dd) : 0 );
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c +=( snprintf(outbuf+c, COLWID, "%02u:%02u:%02u", hh, mm, ss) );
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return c;
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}
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/* HP-UX puts this (I forget, vsz or vsize?) in kB and uses "sz" for pages.
|
|
* Unix98 requires "vsz" to be kB.
|
|
* Tru64 does both vsize and vsz like "1.23M"
|
|
*
|
|
* Our pp->vm_size is kB and our pp->vsize is pages.
|
|
*
|
|
* TODO: add flag for "1.23M" behavior, on this and other columns.
|
|
*/
|
|
static int pr_vsz(void){
|
|
return snprintf(outbuf, COLWID, "%lu", pp->vm_size);
|
|
}
|
|
|
|
/*
|
|
* internal terms: ruid euid suid fuid
|
|
* kernel vars: uid euid suid fsuid
|
|
* command args: ruid uid svuid n/a
|
|
*/
|
|
|
|
static int pr_ruser(void){
|
|
if(user_is_number || (strlen(pp->ruser)>max_rightward))
|
|
return snprintf(outbuf, COLWID, "%d", pp->ruid);
|
|
return snprintf(outbuf, COLWID, "%s", pp->ruser);
|
|
}
|
|
static int pr_egroup(void){
|
|
if(strlen(pp->egroup)>max_rightward) return snprintf(outbuf, COLWID, "%d", pp->egid);
|
|
return snprintf(outbuf, COLWID, "%s", pp->egroup);
|
|
}
|
|
static int pr_rgroup(void){
|
|
if(strlen(pp->rgroup)>max_rightward) return snprintf(outbuf, COLWID, "%d", pp->rgid);
|
|
return snprintf(outbuf, COLWID, "%s", pp->rgroup);
|
|
}
|
|
static int pr_euser(void){
|
|
if(user_is_number || (strlen(pp->euser)>max_rightward)) return snprintf(outbuf, COLWID, "%d", pp->euid);
|
|
return snprintf(outbuf, COLWID, "%s", pp->euser);
|
|
}
|
|
|
|
/********* maybe standard (Unix98 only defines the header) **********/
|
|
|
|
|
|
/*
|
|
* "PRI" is created by "opri", or by "pri" when -c is used.
|
|
*
|
|
* Unix98 only specifies that a high "PRI" is low priority.
|
|
* Sun and SCO add the -c behavior. Sun defines "pri" and "opri".
|
|
* Linux may use "priority" for historical purposes.
|
|
*/
|
|
static int pr_priority(void){ /* -20..20 */
|
|
return snprintf(outbuf, COLWID, "%ld", pp->priority);
|
|
}
|
|
static int pr_pri(void){ /* 20..60 */
|
|
return snprintf(outbuf, COLWID, "%ld", 39 - pp->priority);
|
|
}
|
|
static int pr_opri(void){ /* 39..79 */
|
|
return snprintf(outbuf, COLWID, "%ld", 60 + pp->priority);
|
|
}
|
|
|
|
static int pr_wchan(void){
|
|
/*
|
|
* Unix98 says "blank if running" and also "no blanks"! :-(
|
|
* Unix98 also says to use '-' if something is meaningless.
|
|
* Digital uses both '*' and '-', with undocumented differences.
|
|
* (the '*' for -1 (rare) and the '-' for 0)
|
|
* Sun claims to use a blank AND use '-', in the same man page.
|
|
* Perhaps "blank" should mean '-'.
|
|
*
|
|
* AIX uses '-' for running processes, the location when there is
|
|
* only one thread waiting in the kernel, and '*' when there is
|
|
* more than one thread waiting in the kernel.
|
|
*/
|
|
if(!(pp->wchan & 0xffffff)) return snprintf(outbuf, COLWID, "%s", "-");
|
|
if(wchan_is_number) return snprintf(outbuf, COLWID, "%lx", pp->wchan & 0xffffff);
|
|
return snprintf(outbuf, COLWID, "%s", wchan(pp->wchan));
|
|
}
|
|
|
|
/* Terrible trunctuation, like BSD crap uses: I999 J999 K999 */
|
|
/* FIXME: disambiguate /dev/tty69 and /dev/pts/69. */
|
|
static int pr_tty4(void){
|
|
/* snprintf(outbuf, COLWID, "%02x:%02x", pp->tty>>8, pp->tty&0xff); */
|
|
return dev_to_tty(outbuf, 4, pp->tty, pp->pid, ABBREV_DEV|ABBREV_TTY|ABBREV_PTS);
|
|
}
|
|
|
|
/* Unix98: format is unspecified, but must match that used by who(1). */
|
|
static int pr_tty8(void){
|
|
/* snprintf(outbuf, COLWID, "%02x:%02x", pp->tty>>8, pp->tty&0xff); */
|
|
return dev_to_tty(outbuf, PAGE_SIZE-1, pp->tty, pp->pid, ABBREV_DEV);
|
|
}
|
|
|
|
#if 0
|
|
/* This BSD state display may contain spaces, which is illegal. */
|
|
static int pr_oldstate(void){
|
|
return snprintf(outbuf, COLWID, "%s", status(pp));
|
|
}
|
|
#endif
|
|
|
|
/* This state display is Unix98 compliant and has lots of info like BSD. */
|
|
static int pr_stat(void){
|
|
int end = 0;
|
|
outbuf[end++] = pp->state;
|
|
if(pp->rss == 0 && pp->state != 'Z') outbuf[end++] = 'W';
|
|
if(pp->nice < 0) outbuf[end++] = '<';
|
|
if(pp->nice > 0) outbuf[end++] = 'N';
|
|
if(pp->vm_lock) outbuf[end++] = 'L';
|
|
outbuf[end] = '\0';
|
|
return end;
|
|
}
|
|
|
|
/* This minimal state display is Unix98 compliant, like SCO and SunOS 5 */
|
|
static int pr_s(void){
|
|
outbuf[0] = pp->state;
|
|
outbuf[1] = '\0';
|
|
return 1;
|
|
}
|
|
|
|
static int pr_flag(void){
|
|
/* Unix98 requires octal -- good thing Linux hex looks octal! */
|
|
return snprintf(outbuf, COLWID, "%03lx", (pp->flags)&0x777);
|
|
}
|
|
|
|
static int pr_euid(void){
|
|
return snprintf(outbuf, COLWID, "%d", pp->euid);
|
|
}
|
|
|
|
/*********** non-standard ***********/
|
|
|
|
/*** BSD
|
|
sess session pointer
|
|
(SCO has:Process session leader ID as a decimal value. (SESSION))
|
|
jobc job control count
|
|
cpu short-term cpu usage factor (for scheduling)
|
|
sl sleep time (in seconds; 127 = infinity)
|
|
re core residency time (in seconds; 127 = infinity)
|
|
pagein pageins (same as majflt)
|
|
lim soft memory limit
|
|
tsiz text size (in Kbytes)
|
|
***/
|
|
|
|
static int pr_stackp(void){
|
|
return snprintf(outbuf, COLWID, "%08lx", pp->start_stack);
|
|
}
|
|
|
|
static int pr_esp(void){
|
|
return snprintf(outbuf, COLWID, "%08lx", pp->kstk_esp);
|
|
}
|
|
|
|
static int pr_eip(void){
|
|
return snprintf(outbuf, COLWID, "%08lx", pp->kstk_eip);
|
|
}
|
|
|
|
/* This function helps print old-style time formats */
|
|
static int old_time_helper(char *dst, unsigned long t, unsigned long rel) {
|
|
if(!t) return snprintf(dst, COLWID, " -");
|
|
if((long)t == -1) return snprintf(dst, COLWID, " xx");
|
|
if((long)(t-=rel) < 0) t=0;
|
|
if(t>9999) return snprintf(dst, COLWID, "%5lu", t/100);
|
|
else return snprintf(dst, COLWID, "%2lu.%02lu", t/100, t%100);
|
|
}
|
|
|
|
static int pr_bsdtime(void){
|
|
unsigned long t;
|
|
t = pp->utime + pp->stime;
|
|
if(include_dead_children) t += (pp->cutime + pp->cstime);
|
|
t /= Hertz;
|
|
return snprintf(outbuf, COLWID, "%3ld:%02d", t/60, (int)(t%60));
|
|
}
|
|
|
|
static int pr_bsdstart(void){
|
|
time_t start;
|
|
time_t seconds_ago;
|
|
start = time_of_boot + pp->start_time/Hertz;
|
|
seconds_ago = seconds_since_1970 - start;
|
|
if(seconds_ago < 0) seconds_ago=0;
|
|
if(seconds_ago > 3600*24) strcpy(outbuf, ctime(&start)+4);
|
|
else strcpy(outbuf, ctime(&start)+10);
|
|
outbuf[6] = '\0';
|
|
return 6;
|
|
}
|
|
|
|
static int pr_timeout(void){
|
|
return old_time_helper(outbuf, pp->timeout, seconds_since_boot*Hertz);
|
|
}
|
|
|
|
static int pr_alarm(void){
|
|
return old_time_helper(outbuf, pp->it_real_value, 0);
|
|
}
|
|
|
|
/* HP-UX puts this in pages and uses "vsz" for kB */
|
|
static int pr_sz(void){
|
|
return snprintf(outbuf, COLWID, "%lu", (pp->vm_size)/(PAGE_SIZE/1024));
|
|
}
|
|
|
|
|
|
/*
|
|
* FIXME: trs,drs,tsiz,dsiz,m_trs,m_drs,vm_exe,vm_data,trss
|
|
* I suspect some/all of those are broken. They seem to have been
|
|
* inherited by Linux and AIX from early BSD systems. FreeBSD only
|
|
* retains tsiz. The prefixed versions come from Debian.
|
|
* Sun and Digital have none of this crap. The code here comes
|
|
* from an old Linux ps, and might not be correct for ELF executables.
|
|
*
|
|
* AIX TRS size of resident-set (real memory) of text
|
|
* AIX TSIZ size of text (shared-program) image
|
|
* FreeBSD tsiz text size (in Kbytes)
|
|
* 4.3BSD NET/2 trss text resident set size (in Kbytes)
|
|
* 4.3BSD NET/2 tsiz text size (in Kbytes)
|
|
*/
|
|
|
|
/* kB data size. See drs, tsiz & trs. */
|
|
static int pr_dsiz(void){
|
|
long dsiz = 0;
|
|
if(pp->vsize) dsiz += (pp->vsize - pp->end_code + pp->start_code) >> 10;
|
|
return snprintf(outbuf, COLWID, "%ld", dsiz);
|
|
}
|
|
|
|
/* kB text (code) size. See trs, dsiz & drs. */
|
|
static int pr_tsiz(void){
|
|
long tsiz = 0;
|
|
if(pp->vsize) tsiz += (pp->end_code - pp->start_code) >> 10;
|
|
return snprintf(outbuf, COLWID, "%ld", tsiz);
|
|
}
|
|
|
|
/* kB _resident_ data size. See dsiz, tsiz & trs. */
|
|
static int pr_drs(void){
|
|
long drs = 0;
|
|
if(pp->vsize) drs += (pp->vsize - pp->end_code + pp->start_code) >> 10;
|
|
return snprintf(outbuf, COLWID, "%ld", drs);
|
|
}
|
|
|
|
/* kB text _resident_ (code) size. See tsiz, dsiz & drs. */
|
|
static int pr_trs(void){
|
|
long trs = 0;
|
|
if(pp->vsize) trs += (pp->end_code - pp->start_code) >> 10;
|
|
return snprintf(outbuf, COLWID, "%ld", trs);
|
|
}
|
|
|
|
|
|
|
|
static int pr_minflt(void){
|
|
long flt = pp->min_flt;
|
|
if(include_dead_children) flt += pp->cmin_flt;
|
|
return snprintf(outbuf, COLWID, "%ld", flt);
|
|
}
|
|
|
|
static int pr_majflt(void){
|
|
long flt = pp->maj_flt;
|
|
if(include_dead_children) flt += pp->cmaj_flt;
|
|
return snprintf(outbuf, COLWID, "%ld", flt);
|
|
}
|
|
|
|
static int pr_lim(void){
|
|
if(pp->rss_rlim == RLIM_INFINITY) return snprintf(outbuf, COLWID, "%s", "xx");
|
|
return snprintf(outbuf, COLWID, "%5ld", pp->rss_rlim >> 10);
|
|
}
|
|
|
|
/* should print leading tilde ('~') if process is bound to the CPU */
|
|
static int pr_psr(void){
|
|
return snprintf(outbuf, COLWID, "%d", pp->processor);
|
|
}
|
|
|
|
static int pr_wname(void){
|
|
/* SGI's IRIX always uses a number for "wchan", so "wname" is provided too.
|
|
*
|
|
* We use '-' for running processes, the location when there is
|
|
* only one thread waiting in the kernel, and '*' when there is
|
|
* more than one thread waiting in the kernel.
|
|
*/
|
|
if(!(pp->wchan & 0xffffff)) return snprintf(outbuf, COLWID, "%s", "-");
|
|
return snprintf(outbuf, COLWID, "%s", wchan(pp->wchan));
|
|
}
|
|
|
|
static int pr_nwchan(void){
|
|
if(!(pp->wchan & 0xffffff)) return snprintf(outbuf, COLWID, "-");
|
|
return snprintf(outbuf, COLWID, "%lx", pp->wchan & 0xffffff);
|
|
}
|
|
|
|
static int pr_rss(void){
|
|
return snprintf(outbuf, COLWID, "%lu", pp->vm_rss);
|
|
}
|
|
|
|
/* pp->vm_rss * 1000 would overflow on 32-bit systems with 64 GB memory */
|
|
static int pr_pmem(void){
|
|
unsigned long pmem = 0;
|
|
pmem = pp->vm_rss * 1000ULL / kb_main_total;
|
|
if (pmem > 999) pmem = 999;
|
|
return snprintf(outbuf, COLWID, "%2u.%u", (unsigned)(pmem/10), (unsigned)(pmem%10));
|
|
}
|
|
|
|
static int pr_lstart(void){
|
|
time_t t;
|
|
t = (
|
|
((unsigned long)time_of_boot)
|
|
+ ((unsigned long)pp->start_time)
|
|
/ Hertz
|
|
);
|
|
return snprintf(outbuf, COLWID, "%24.24s", ctime(&t));
|
|
}
|
|
|
|
/* Unix98 specifies a STIME header for a column that shows the start
|
|
* time of the process, but does not specify a format or format specifier.
|
|
* From the general Unix98 rules, we know there must not be any spaces.
|
|
* Most systems violate that rule, though the Solaris documentation
|
|
* claims to print the column without spaces. (NOT!)
|
|
*
|
|
* So this isn't broken, but could be renamed to u98_std_stime,
|
|
* as long as it still shows as STIME when using the -f option.
|
|
*/
|
|
static int pr_stime(void){
|
|
struct tm *proc_time;
|
|
struct tm *our_time;
|
|
time_t t;
|
|
char *fmt;
|
|
int tm_year;
|
|
int tm_yday;
|
|
our_time = localtime(&seconds_since_1970); /* not reentrant */
|
|
tm_year = our_time->tm_year;
|
|
tm_yday = our_time->tm_yday;
|
|
t = (time_t)(
|
|
((unsigned long)time_of_boot)
|
|
+ ((unsigned long)pp->start_time)
|
|
/ Hertz
|
|
);
|
|
proc_time = localtime(&t); /* not reentrant, this corrupts our_time */
|
|
fmt = "%H:%M"; /* 03:02 23:59 */
|
|
if(tm_yday != proc_time->tm_yday) fmt = "%b%d"; /* Jun06 Aug27 */
|
|
if(tm_year != proc_time->tm_year) fmt = "%Y"; /* 1991 2001 */
|
|
return strftime(outbuf, 42, fmt, proc_time);
|
|
}
|
|
|
|
static int pr_start(void){
|
|
time_t t;
|
|
char *str;
|
|
t = (
|
|
((unsigned long)time_of_boot)
|
|
+ ((unsigned long)pp->start_time)
|
|
/ Hertz
|
|
);
|
|
str = ctime(&t);
|
|
if(str[8]==' ') str[8]='0';
|
|
if(str[11]==' ') str[11]='0';
|
|
if((unsigned long)t+60*60*24 > seconds_since_1970)
|
|
return snprintf(outbuf, COLWID, "%8.8s", str+11);
|
|
return snprintf(outbuf, COLWID, " %6.6s", str+4);
|
|
}
|
|
|
|
|
|
#ifdef SIGNAL_STRING
|
|
static int help_pr_sig(const char *sig){
|
|
long len = 0;
|
|
len = strlen(sig);
|
|
if(wide_signals){
|
|
if(len>8) return snprintf(outbuf, COLWID, "%s", sig);
|
|
return snprintf(outbuf, COLWID, "00000000%s", sig);
|
|
}
|
|
if(len-strspn(sig,"0") > 8)
|
|
return snprintf(outbuf, COLWID, "<%s", sig+len-8);
|
|
return snprintf(outbuf, COLWID, "%s", sig+len-8);
|
|
}
|
|
#else
|
|
static int help_pr_sig(unsigned long long sig){
|
|
if(wide_signals) return snprintf(outbuf, COLWID, "%016Lx", sig);
|
|
if(sig>>32) return snprintf(outbuf, COLWID, "<%08Lx", sig&0xffffffffLL);
|
|
return snprintf(outbuf, COLWID, "%08Lx", sig&0xffffffffLL);
|
|
}
|
|
#endif
|
|
|
|
static int pr_sig(void){
|
|
return help_pr_sig(pp->signal);
|
|
}
|
|
static int pr_sigmask(void){
|
|
return help_pr_sig(pp->blocked);
|
|
}
|
|
static int pr_sigignore(void){
|
|
return help_pr_sig(pp->sigignore);
|
|
}
|
|
static int pr_sigcatch(void){
|
|
return help_pr_sig(pp->sigcatch);
|
|
}
|
|
|
|
|
|
static int pr_egid(void){
|
|
return snprintf(outbuf, COLWID, "%d", pp->egid);
|
|
}
|
|
static int pr_rgid(void){
|
|
return snprintf(outbuf, COLWID, "%d", pp->rgid);
|
|
}
|
|
static int pr_sgid(void){
|
|
return snprintf(outbuf, COLWID, "%d", pp->sgid);
|
|
}
|
|
static int pr_fgid(void){
|
|
return snprintf(outbuf, COLWID, "%d", pp->fgid);
|
|
}
|
|
static int pr_ruid(void){
|
|
return snprintf(outbuf, COLWID, "%d", pp->ruid);
|
|
}
|
|
static int pr_suid(void){
|
|
return snprintf(outbuf, COLWID, "%d", pp->suid);
|
|
}
|
|
static int pr_fuid(void){
|
|
return snprintf(outbuf, COLWID, "%d", pp->fuid);
|
|
}
|
|
|
|
|
|
static int pr_fgroup(void){
|
|
if(strlen(pp->fgroup)>max_rightward) return snprintf(outbuf, COLWID, "%d", pp->fgid);
|
|
return snprintf(outbuf, COLWID, "%s", pp->fgroup);
|
|
}
|
|
static int pr_sgroup(void){
|
|
if(strlen(pp->sgroup)>max_rightward) return snprintf(outbuf, COLWID, "%d", pp->sgid);
|
|
return snprintf(outbuf, COLWID, "%s", pp->sgroup);
|
|
}
|
|
static int pr_fuser(void){
|
|
if(user_is_number || (strlen(pp->fuser)>max_rightward)) return snprintf(outbuf, COLWID, "%d", pp->fuid);
|
|
return snprintf(outbuf, COLWID, "%s", pp->fuser);
|
|
}
|
|
static int pr_suser(void){
|
|
if(user_is_number || (strlen(pp->suser)>max_rightward)) return snprintf(outbuf, COLWID, "%d", pp->suid);
|
|
return snprintf(outbuf, COLWID, "%s", pp->suser);
|
|
}
|
|
|
|
|
|
static int pr_thread(void){ /* TID tid LWP lwp SPID spid */
|
|
return snprintf(outbuf, COLWID, "%u", pp->pid); /* for now... FIXME */
|
|
}
|
|
static int pr_nlwp(void){ /* THCNT thcount NLWP nlwp */
|
|
return snprintf(outbuf, COLWID, "-"); /* for now... FIXME */
|
|
}
|
|
|
|
static int pr_sess(void){
|
|
return snprintf(outbuf, COLWID, "%u", pp->session);
|
|
}
|
|
static int pr_tpgid(void){
|
|
return snprintf(outbuf, COLWID, "%d", pp->tpgid);
|
|
}
|
|
|
|
|
|
/* SGI uses "cpu" to print the processor ID with header "P" */
|
|
static int pr_sgi_p(void){ /* FIXME */
|
|
if(pp->state == 'R') return snprintf(outbuf, COLWID, "%d", pp->processor);
|
|
return snprintf(outbuf, COLWID, "*");
|
|
}
|
|
|
|
|
|
|
|
/***************************************************************************/
|
|
/*************************** other stuff ***********************************/
|
|
|
|
/*
|
|
* Old header specifications.
|
|
*
|
|
* short Up " PID TTY STAT TIME COMMAND"
|
|
* long l Pp " FLAGS UID PID PPID PRI NI SIZE RSS WCHAN STA TTY TIME COMMAND
|
|
* user u up "USER PID %CPU %MEM SIZE RSS TTY STAT START TIME COMMAND
|
|
* jobs j gPp " PPID PID PGID SID TTY TPGID STAT UID TIME COMMAND
|
|
* sig s p " UID PID SIGNAL BLOCKED IGNORED CATCHED STAT TTY TIME COMMAND
|
|
* vm v r " PID TTY STAT TIME PAGEIN TSIZ DSIZ RSS LIM %MEM COMMAND
|
|
* m m r " PID TTY MAJFLT MINFLT TRS DRS SIZE SWAP RSS SHRD LIB DT COMMAND
|
|
* regs X p "NR PID STACK ESP EIP TMOUT ALARM STAT TTY TIME COMMAND
|
|
*/
|
|
|
|
/*
|
|
* Unix98 requires that the heading for tty is TT, though XPG4, Digital,
|
|
* and BSD use TTY. The Unix98 headers are:
|
|
* args,comm,etime,group,nice,pcpu,pgid
|
|
* pid,ppid,rgroup,ruser,time,tty,user,vsz
|
|
*
|
|
* BSD c: "command" becomes accounting name ("comm" or "ucomm")
|
|
* BSD n: "user" becomes "uid" and "wchan" becomes "nwchan" (number)
|
|
*/
|
|
|
|
/* short names to save space */
|
|
#define MEM PROC_FILLMEM /* read statm */
|
|
#define CMD PROC_FILLCMD /* read cmdline */
|
|
#define ENV PROC_FILLENV /* read environ */
|
|
#define USR PROC_FILLUSR /* uid_t and gid_t -> user and group names */
|
|
#define BUG PROC_FILLBUG /* what does this need? */
|
|
|
|
/* TODO
|
|
* pull out annoying BSD aliases into another table (to macro table?)
|
|
* add sorting functions here (to unify names)
|
|
*/
|
|
|
|
/* temporary hack -- mark new stuff grabbed from Debian ps */
|
|
#define LNx LNX
|
|
|
|
/* there are about 195 listed */
|
|
|
|
/* Many of these are placeholders for unsupported options. */
|
|
static const format_struct format_array[] = {
|
|
/* code header print() sort() width ? vendor flags */
|
|
{"%cpu", "%CPU", pr_pcpu, sr_pcpu, 4, 0, BSD, RIGHT}, /*pcpu*/
|
|
{"%mem", "%MEM", pr_pmem, sr_nop, 4, 0, BSD, RIGHT}, /*pmem*/
|
|
{"acflag", "ACFLG", pr_nop, sr_nop, 5, 0, XXX, RIGHT}, /*acflg*/
|
|
{"acflg", "ACFLG", pr_nop, sr_nop, 5, 0, BSD, RIGHT}, /*acflag*/
|
|
{"addr", "ADDR", pr_nop, sr_nop, 4, 0, XXX, RIGHT},
|
|
{"addr_1", "ADDR", pr_nop, sr_nop, 1, 0, LNX, LEFT},
|
|
{"alarm", "ALARM", pr_alarm, sr_it_real_value, 5, 0, LNX, RIGHT},
|
|
{"argc", "ARGC", pr_nop, sr_nop, 4, 0, LNX, RIGHT},
|
|
{"args", "COMMAND", pr_args, sr_nop, 16, 0, U98, UNLIMITED}, /*command*/
|
|
{"atime", "TIME", pr_time, sr_nop, 8, 0, SOE, CUMUL|RIGHT}, /*cputime*/ /* was 6 wide */
|
|
{"blocked", "BLOCKED", pr_sigmask, sr_nop, 9, 0, BSD, SIGNAL}, /*sigmask*/
|
|
{"bnd", "BND", pr_nop, sr_nop, 1, 0, AIX, RIGHT},
|
|
{"bsdstart", "START", pr_bsdstart, sr_nop, 6, 0, LNX, RIGHT},
|
|
{"bsdtime", "TIME", pr_bsdtime, sr_nop, 6, 0, LNX, RIGHT},
|
|
{"c", "C", pr_c, sr_pcpu, 2, 0, SUN, RIGHT},
|
|
{"caught", "CAUGHT", pr_sigcatch, sr_nop, 9, 0, BSD, SIGNAL}, /*sigcatch*/
|
|
{"class", "CLS", pr_nop, sr_nop, 5, 0, XXX, RIGHT},
|
|
{"cls", "-", pr_nop, sr_nop, 1, 0, HPU, RIGHT},
|
|
{"cmaj_flt", "-", pr_nop, sr_cmaj_flt, 1, 0, LNX, RIGHT},
|
|
{"cmd", "CMD", pr_args, sr_cmd, 16, 0, DEC, UNLIMITED}, /*ucomm*/
|
|
{"cmin_flt", "-", pr_nop, sr_cmin_flt, 1, 0, LNX, RIGHT},
|
|
{"cnswap", "-", pr_nop, sr_cnswap, 1, 0, LNX, RIGHT},
|
|
{"comm", "COMMAND", pr_comm, sr_nop, 16, 0, U98, UNLIMITED}, /*ucomm*/
|
|
{"command", "COMMAND", pr_args, sr_nop, 16, 0, XXX, UNLIMITED}, /*args*/
|
|
{"cp", "CP", pr_cp, sr_pcpu, 3, 0, DEC, RIGHT}, /*cpu*/
|
|
{"cpu", "CPU", pr_nop, sr_nop, 3, 0, BSD, RIGHT}, /* FIXME ... HP-UX wants this as the CPU number for SMP? */
|
|
{"cputime", "TIME", pr_time, sr_nop, 8, 0, DEC, RIGHT}, /*time*/
|
|
{"cstime", "-", pr_nop, sr_cstime, 1, 0, LNX, RIGHT},
|
|
{"cursig", "CURSIG", pr_nop, sr_nop, 6, 0, DEC, RIGHT},
|
|
{"cutime", "-", pr_nop, sr_cutime, 1, 0, LNX, RIGHT},
|
|
{"cwd", "CWD", pr_nop, sr_nop, 3, 0, LNX, LEFT},
|
|
{"drs", "DRS", pr_drs, sr_drs, 4, 0, LNX, RIGHT},
|
|
{"dsiz", "DSIZ", pr_dsiz, sr_nop, 4, 0, LNX, RIGHT},
|
|
{"egid", "EGID", pr_egid, sr_egid, 5, 0, LNX, RIGHT},
|
|
{"egroup", "EGROUP", pr_egroup, sr_egroup, 8, 0, LNX, USER},
|
|
{"eip", "EIP", pr_eip, sr_kstk_eip, 8, 0, LNX, RIGHT},
|
|
{"end_code", "E_CODE", pr_nop, sr_end_code, 8, 0, LNx, RIGHT},
|
|
{"environ","ENVIRONMENT",pr_nop, sr_nop, 11, 0, LNx, UNLIMITED},
|
|
{"esp", "ESP", pr_esp, sr_kstk_esp, 8, 0, LNX, RIGHT},
|
|
{"etime", "ELAPSED", pr_etime, sr_nop, 11, 0, U98, RIGHT}, /* was 7 wide */
|
|
{"euid", "EUID", pr_euid, sr_euid, 5, 0, LNX, RIGHT},
|
|
{"euser", "EUSER", pr_euser, sr_euser, 8, 0, LNX, USER},
|
|
{"f", "F", pr_flag, sr_nop, 3, 0, XXX, RIGHT}, /*flags*/
|
|
{"fgid", "FGID", pr_fgid, sr_fgid, 5, 0, LNX, RIGHT},
|
|
{"fgroup", "FGROUP", pr_fgroup, sr_fgroup, 8, 0, LNX, USER},
|
|
{"flag", "F", pr_flag, sr_flags, 3, 0, DEC, RIGHT},
|
|
{"flags", "F", pr_flag, sr_flags, 3, 0, BSD, RIGHT}, /*f*/ /* was FLAGS, 8 wide */
|
|
{"fname", "COMMAND", pr_fname, sr_nop, 8, 0, SUN, LEFT},
|
|
{"fsgid", "FSGID", pr_fgid, sr_fgid, 5, 0, LNX, RIGHT},
|
|
{"fsgroup", "FSGROUP", pr_fgroup, sr_fgroup, 8, 0, LNX, USER},
|
|
{"fsuid", "FSUID", pr_fuid, sr_fuid, 5, 0, LNX, RIGHT},
|
|
{"fsuser", "FSUSER", pr_fuser, sr_fuser, 8, 0, LNX, USER},
|
|
{"fuid", "FUID", pr_fuid, sr_fuid, 5, 0, LNX, RIGHT},
|
|
{"fuser", "FUSER", pr_fuser, sr_fuser, 8, 0, LNX, USER},
|
|
{"gid", "GID", pr_egid, sr_egid, 5, 0, SUN, RIGHT},
|
|
{"group", "GROUP", pr_egroup, sr_egroup, 5, 0, U98, USER}, /* was 8 wide */
|
|
{"ignored", "IGNORED", pr_sigignore,sr_nop, 9, 0, BSD, SIGNAL}, /*sigignore*/
|
|
{"inblk", "INBLK", pr_nop, sr_nop, 5, 0, BSD, RIGHT}, /*inblock*/
|
|
{"inblock", "INBLK", pr_nop, sr_nop, 5, 0, DEC, RIGHT}, /*inblk*/
|
|
{"intpri", "PRI", pr_opri, sr_priority, 3, 0, HPU, RIGHT},
|
|
{"jobc", "JOBC", pr_nop, sr_nop, 4, 0, XXX, RIGHT},
|
|
{"ktrace", "KTRACE", pr_nop, sr_nop, 8, 0, BSD, RIGHT},
|
|
{"ktracep", "KTRACEP", pr_nop, sr_nop, 8, 0, BSD, RIGHT},
|
|
{"label", "LABEL", pr_nop, sr_nop, 25, 0, SGI, LEFT},
|
|
{"lim", "LIM", pr_lim, sr_rss_rlim, 5, 0, BSD, RIGHT},
|
|
{"login", "LOGNAME", pr_nop, sr_nop, 8, 0, BSD, LEFT}, /*logname*/ /* double check */
|
|
{"logname", "LOGNAME", pr_nop, sr_nop, 8, 0, XXX, LEFT}, /*login*/
|
|
{"longtname", "TTY", pr_tty8, sr_tty, 8, 0, DEC, LEFT},
|
|
{"lstart", "STARTED", pr_lstart, sr_nop, 24, 0, XXX, RIGHT},
|
|
{"luid", "LUID", pr_nop, sr_nop, 5, 0, LNX, RIGHT}, /* login ID */
|
|
{"luser", "LUSER", pr_nop, sr_nop, 8, 0, LNX, USER}, /* login USER */
|
|
{"lwp", "LWP", pr_thread, sr_nop, 5, 0, SUN, RIGHT},
|
|
{"m_drs", "DRS", pr_drs, sr_drs, 5, 0, LNx, RIGHT},
|
|
{"m_dt", "DT", pr_nop, sr_dt, 4, 0, LNx, RIGHT},
|
|
{"m_lrs", "LRS", pr_nop, sr_lrs, 5, 0, LNx, RIGHT},
|
|
{"m_resident", "RES", pr_nop, sr_resident, 5, 0, LNx, RIGHT},
|
|
{"m_share", "SHRD", pr_nop, sr_share, 5, 0, LNx, RIGHT},
|
|
{"m_size", "SIZE", pr_nop, sr_size, 5, 0, LNx, RIGHT},
|
|
{"m_swap", "SWAP", pr_nop, sr_nop, 5, 0, LNx, RIGHT},
|
|
{"m_trs", "TRS", pr_trs, sr_trs, 5, 0, LNx, RIGHT},
|
|
{"maj_flt", "MAJFL", pr_majflt, sr_maj_flt, 6, 0, LNX, CUMUL|RIGHT},
|
|
{"majflt", "MAJFLT", pr_majflt, sr_maj_flt, 6, 0, XXX, RIGHT},
|
|
{"min_flt", "MINFL", pr_minflt, sr_min_flt, 6, 0, LNX, CUMUL|RIGHT},
|
|
{"minflt", "MINFLT", pr_minflt, sr_min_flt, 6, 0, XXX, RIGHT},
|
|
{"msgrcv", "MSGRCV", pr_nop, sr_nop, 6, 0, XXX, RIGHT},
|
|
{"msgsnd", "MSGSND", pr_nop, sr_nop, 6, 0, XXX, RIGHT},
|
|
{"ni", "NI", pr_nice, sr_nice, 3, 0, BSD, RIGHT}, /*nice*/
|
|
{"nice", "NI", pr_nice, sr_nice, 3, 0, U98, RIGHT}, /*ni*/
|
|
{"nivcsw", "IVCSW", pr_nop, sr_nop, 5, 0, XXX, RIGHT},
|
|
{"nlwp", "NLWP", pr_nlwp, sr_nop, 4, 0, SUN, RIGHT},
|
|
{"nsignals", "NSIGS", pr_nop, sr_nop, 5, 0, DEC, RIGHT}, /*nsigs*/
|
|
{"nsigs", "NSIGS", pr_nop, sr_nop, 5, 0, BSD, RIGHT}, /*nsignals*/
|
|
{"nswap", "NSWAP", pr_nop, sr_nswap, 5, 0, XXX, RIGHT},
|
|
{"nvcsw", "VCSW", pr_nop, sr_nop, 5, 0, XXX, RIGHT},
|
|
{"nwchan", "WCHAN", pr_nwchan, sr_nop, 6, 0, XXX, RIGHT},
|
|
{"opri", "PRI", pr_opri, sr_priority, 3, 0, SUN, RIGHT},
|
|
{"osz", "SZ", pr_nop, sr_nop, 2, 0, SUN, RIGHT},
|
|
{"oublk", "OUBLK", pr_nop, sr_nop, 5, 0, BSD, RIGHT}, /*oublock*/
|
|
{"oublock", "OUBLK", pr_nop, sr_nop, 5, 0, DEC, RIGHT}, /*oublk*/
|
|
{"p_ru", "P_RU", pr_nop, sr_nop, 6, 0, BSD, RIGHT},
|
|
{"paddr", "PADDR", pr_nop, sr_nop, 6, 0, BSD, RIGHT},
|
|
{"pagein", "PAGEIN", pr_majflt, sr_nop, 6, 0, XXX, RIGHT},
|
|
{"pcpu", "%CPU", pr_pcpu, sr_pcpu, 4, 0, U98, RIGHT}, /*%cpu*/
|
|
{"pending", "PENDING", pr_sig, sr_nop, 9, 0, BSD, SIGNAL}, /*sig*/
|
|
{"pgid", "PGID", pr_pgid, sr_pgrp, 5, 0, U98, RIGHT},
|
|
{"pgrp", "PGRP", pr_pgid, sr_pgrp, 5, 0, LNX, RIGHT},
|
|
{"pid", "PID", pr_pid, sr_pid, 5, 0, U98, RIGHT},
|
|
{"pmem", "%MEM", pr_pmem, sr_nop, 4, 0, XXX, RIGHT}, /*%mem*/
|
|
{"poip", "-", pr_nop, sr_nop, 1, 0, BSD, RIGHT},
|
|
{"policy", "POL", pr_nop, sr_nop, 3, 0, DEC, RIGHT},
|
|
{"ppid", "PPID", pr_ppid, sr_ppid, 5, 0, U98, RIGHT},
|
|
{"pri", "PRI", pr_pri, sr_nop, 3, 0, XXX, RIGHT},
|
|
{"priority", "PRI", pr_priority, sr_priority, 3, 0, LNX, RIGHT}, /*ni,nice*/ /* from Linux sorting names */
|
|
{"prmgrp", "-", pr_nop, sr_nop, 1, 0, HPU, RIGHT},
|
|
{"prmid", "-", pr_nop, sr_nop, 1, 0, HPU, RIGHT},
|
|
{"pset", "PSET", pr_nop, sr_nop, 4, 0, DEC, RIGHT},
|
|
{"psr", "PSR", pr_psr, sr_nop, 3, 0, DEC, RIGHT},
|
|
{"psxpri", "PPR", pr_nop, sr_nop, 3, 0, DEC, RIGHT},
|
|
{"re", "RE", pr_nop, sr_nop, 3, 0, BSD, RIGHT},
|
|
{"resident", "RES", pr_nop, sr_resident, 5, 0, LNX, RIGHT},
|
|
{"rgid", "RGID", pr_rgid, sr_rgid, 5, 0, XXX, RIGHT},
|
|
{"rgroup", "RGROUP", pr_rgroup, sr_rgroup, 6, 0, U98, USER}, /* was 8 wide */
|
|
{"rlink", "RLINK", pr_nop, sr_nop, 8, 0, BSD, RIGHT},
|
|
{"rss", "RSS", pr_rss, sr_rss, 4, 0, XXX, RIGHT}, /* was 5 wide */
|
|
{"rssize", "RSS", pr_rss, sr_vm_rss, 4, 0, DEC, RIGHT}, /*rsz*/
|
|
{"rsz", "RSZ", pr_rss, sr_vm_rss, 4, 0, BSD, RIGHT}, /*rssize*/
|
|
{"rtprio", "RTPRIO", pr_nop, sr_nop, 7, 0, BSD, RIGHT},
|
|
{"ruid", "RUID", pr_ruid, sr_ruid, 5, 0, XXX, RIGHT},
|
|
{"ruser", "RUSER", pr_ruser, sr_ruser, 8, 0, U98, USER},
|
|
{"s", "S", pr_s, sr_state, 1, 0, SUN, LEFT}, /*stat,state*/
|
|
{"sched", "SCH", pr_nop, sr_nop, 1, 0, AIX, RIGHT},
|
|
{"scnt", "SCNT", pr_nop, sr_nop, 4, 0, DEC, RIGHT}, /* man page misspelling of scount? */
|
|
{"scount", "SC", pr_nop, sr_nop, 4, 0, AIX, RIGHT}, /* scnt==scount, DEC claims both */
|
|
{"sess", "SESS", pr_sess, sr_session, 5, 0, XXX, RIGHT},
|
|
{"session", "SESS", pr_sess, sr_session, 5, 0, LNX, RIGHT},
|
|
{"sgi_p", "P", pr_sgi_p, sr_nop, 1, 0, LNX, RIGHT}, /* "cpu" number */
|
|
{"sgi_rss", "RSS", pr_rss, sr_nop, 4, 0, LNX, LEFT}, /* SZ:RSS */
|
|
{"sgid", "SGID", pr_sgid, sr_sgid, 5, 0, LNX, RIGHT},
|
|
{"sgroup", "SGROUP", pr_sgroup, sr_sgroup, 8, 0, LNX, USER},
|
|
{"share", "-", pr_nop, sr_share, 1, 0, LNX, RIGHT},
|
|
{"sid", "SID", pr_sess, sr_session, 5, 0, XXX, RIGHT}, /* Sun & HP */
|
|
{"sig", "PENDING", pr_sig, sr_nop, 9, 0, XXX, SIGNAL}, /*pending*/
|
|
{"sig_block", "BLOCKED", pr_sigmask, sr_nop, 9, 0, LNX, SIGNAL},
|
|
{"sig_catch", "CATCHED", pr_sigcatch, sr_nop, 9, 0, LNX, SIGNAL},
|
|
{"sig_ignore", "IGNORED",pr_sigignore, sr_nop, 9, 0, LNX, SIGNAL},
|
|
{"sig_pend", "SIGNAL", pr_sig, sr_nop, 9, 0, LNX, SIGNAL},
|
|
{"sigcatch", "CAUGHT", pr_sigcatch, sr_nop, 9, 0, XXX, SIGNAL}, /*caught*/
|
|
{"sigignore", "IGNORED", pr_sigignore,sr_nop, 9, 0, XXX, SIGNAL}, /*ignored*/
|
|
{"sigmask", "BLOCKED", pr_sigmask, sr_nop, 9, 0, XXX, SIGNAL}, /*blocked*/
|
|
{"size", "-", pr_nop, sr_size, 1, 0, SCO, RIGHT},
|
|
{"sl", "SL", pr_nop, sr_nop, 3, 0, XXX, RIGHT},
|
|
{"spid", "SPID", pr_thread, sr_nop, 5, 0, SGI, RIGHT},
|
|
{"stackp", "STACKP", pr_stackp, sr_nop, 8, 0, LNX, RIGHT}, /*start_stack*/
|
|
{"start", "STARTED", pr_start, sr_nop, 8, 0, XXX, RIGHT},
|
|
{"start_code", "S_CODE", pr_nop, sr_start_code, 8, 0, LNx, RIGHT},
|
|
{"start_stack", "STACKP", pr_stackp, sr_start_stack, 8, 0, LNX, RIGHT}, /*stackp*/
|
|
{"start_time", "START", pr_stime, sr_start_time, 5, 0, LNx, RIGHT},
|
|
{"stat", "STAT", pr_stat, sr_state, 4, 0, BSD, LEFT}, /*state,s*/
|
|
{"state", "S", pr_s, sr_state, 1, 0, XXX, LEFT}, /*stat,s*/ /* was STAT */
|
|
{"status", "STATUS", pr_nop, sr_nop, 6, 0, DEC, RIGHT},
|
|
{"stime", "STIME", pr_stime, sr_stime, 5, 0, XXX, /* CUMUL| */RIGHT}, /* was 6 wide */
|
|
{"suid", "SUID", pr_suid, sr_suid, 5, 0, LNx, RIGHT},
|
|
{"suser", "SUSER", pr_suser, sr_suser, 8, 0, LNx, USER},
|
|
{"svgid", "SVGID", pr_sgid, sr_sgid, 5, 0, XXX, RIGHT},
|
|
{"svgroup", "SVGROUP", pr_sgroup, sr_sgroup, 8, 0, LNX, USER},
|
|
{"svuid", "SVUID", pr_suid, sr_suid, 5, 0, XXX, RIGHT},
|
|
{"svuser", "SVUSER", pr_suser, sr_suser, 8, 0, LNX, USER},
|
|
{"systime", "SYSTEM", pr_nop, sr_nop, 6, 0, DEC, RIGHT},
|
|
{"sz", "SZ", pr_sz, sr_nop, 5, 0, HPU, RIGHT},
|
|
{"tdev", "TDEV", pr_nop, sr_nop, 4, 0, XXX, RIGHT},
|
|
{"thcount", "THCNT", pr_nlwp, sr_nop, 5, 0, AIX, RIGHT},
|
|
{"tid", "TID", pr_thread, sr_nop, 5, 0, AIX, RIGHT},
|
|
{"time", "TIME", pr_time, sr_nop, 8, 0, U98, CUMUL|RIGHT}, /*cputime*/ /* was 6 wide */
|
|
{"timeout", "TMOUT", pr_timeout, sr_timeout, 5, 0, LNX, RIGHT},
|
|
{"tmout", "TMOUT", pr_timeout, sr_timeout, 5, 0, LNX, RIGHT},
|
|
{"tname", "TTY", pr_tty8, sr_tty, 8, 0, DEC, LEFT},
|
|
{"tpgid", "TPGID", pr_tpgid, sr_tpgid, 5, 0, XXX, RIGHT},
|
|
{"trs", "TRS", pr_trs, sr_trs, 4, 0, AIX, RIGHT},
|
|
{"trss", "TRSS", pr_trs, sr_trs, 4, 0, BSD, RIGHT}, /* 4.3BSD NET/2 */
|
|
{"tsess", "TSESS", pr_nop, sr_nop, 5, 0, BSD, RIGHT},
|
|
{"tsession", "TSESS", pr_nop, sr_nop, 5, 0, DEC, RIGHT},
|
|
{"tsiz", "TSIZ", pr_tsiz, sr_nop, 4, 0, BSD, RIGHT},
|
|
{"tt", "TT", pr_tty8, sr_tty, 8, 0, BSD, LEFT},
|
|
{"tty", "TT", pr_tty8, sr_tty, 8, 0, U98, LEFT}, /* Unix98 requires "TT" but has "TTY" too. :-( */ /* was 3 wide */
|
|
{"tty4", "TTY", pr_tty4, sr_tty, 4, 0, LNX, LEFT},
|
|
{"tty8", "TTY", pr_tty8, sr_tty, 8, 0, LNX, LEFT},
|
|
{"u_procp", "UPROCP", pr_nop, sr_nop, 6, 0, DEC, RIGHT},
|
|
{"ucmd", "CMD", pr_comm, sr_cmd, 16, 0, DEC, UNLIMITED}, /*ucomm*/
|
|
{"ucomm", "COMMAND", pr_comm, sr_nop, 16, 0, XXX, UNLIMITED}, /*comm*/
|
|
{"uid", "UID", pr_euid, sr_euid, 5, 0, XXX, RIGHT},
|
|
{"uid_hack", "UID", pr_euser, sr_nop, 8, 0, XXX, USER},
|
|
{"umask", "UMASK", pr_nop, sr_nop, 5, 0, DEC, RIGHT},
|
|
{"uname", "USER", pr_euser, sr_euser, 8, 0, DEC, USER}, /* man page misspelling of user? */
|
|
{"upr", "UPR", pr_nop, sr_nop, 3, 0, BSD, RIGHT}, /*usrpri*/
|
|
{"uprocp", "-", pr_nop, sr_nop, 1, 0, BSD, RIGHT},
|
|
{"user", "USER", pr_euser, sr_euser, 8, 0, U98, USER}, /* BSD n forces this to UID */
|
|
{"usertime", "USER", pr_nop, sr_nop, 4, 0, DEC, RIGHT},
|
|
{"usrpri", "UPR", pr_nop, sr_nop, 3, 0, DEC, RIGHT}, /*upr*/
|
|
{"utime", "UTIME", pr_nop, sr_utime, 6, 0, LNx, CUMUL|RIGHT},
|
|
{"vm_data", "DATA", pr_nop, sr_vm_data, 5, 0, LNx, RIGHT},
|
|
{"vm_exe", "EXE", pr_nop, sr_vm_exe, 5, 0, LNx, RIGHT},
|
|
{"vm_lib", "LIB", pr_nop, sr_vm_lib, 5, 0, LNx, RIGHT},
|
|
{"vm_lock", "LCK", pr_nop, sr_vm_lock, 3, 0, LNx, RIGHT},
|
|
{"vm_stack", "STACK", pr_nop, sr_vm_stack, 5, 0, LNx, RIGHT},
|
|
{"vsize", "VSZ", pr_vsz, sr_vsize, 5, 0, DEC, RIGHT}, /*vsz*/
|
|
{"vsz", "VSZ", pr_vsz, sr_vm_size, 5, 0, U98, RIGHT}, /*vsize*/
|
|
{"wchan", "WCHAN", pr_wchan, sr_wchan, 6, 0, XXX, WCHAN}, /* BSD n forces this to nwchan */ /* was 10 wide */
|
|
{"wname", "WCHAN", pr_wname, sr_nop, 6, 0, SGI, WCHAN}, /* opposite of nwchan */
|
|
{"xstat", "XSTAT", pr_nop, sr_nop, 5, 0, BSD, RIGHT},
|
|
{"~", "-", pr_nop, sr_nop, 1, 0, LNX, RIGHT} /* NULL would ruin alphabetical order */
|
|
};
|
|
|
|
static const int format_array_count = sizeof(format_array)/sizeof(format_struct);
|
|
|
|
|
|
/****************************** Macro formats *******************************/
|
|
/* First X field may be NR, which is p->start_code>>26 printed with %2ld */
|
|
/* That seems useless though, and Debian already killed it. */
|
|
/* The ones marked "Digital" have the name defined, not just the data. */
|
|
static const macro_struct macro_array[] = {
|
|
{"DFMT", "pid,tname,state,cputime,cmd"}, /* Digital's default */
|
|
{"DefBSD", "pid,tname,stat,bsdtime,args"}, /* Our BSD default */
|
|
{"DefSysV", "pid,tname,time,cmd"}, /* Our SysV default */
|
|
{"END_BSD", "state,tname,cputime,comm"}, /* trailer for O */
|
|
{"END_SYS5", "state,tname,time,command"}, /* trailer for -O */
|
|
{"F5FMT", "uname,pid,ppid,c,start,tname,time,cmd"}, /* Digital -f */
|
|
|
|
{"FB_", "pid,tt,stat,time,command"}, /* FreeBSD default */
|
|
{"FB_j", "user,pid,ppid,pgid,sess,jobc,stat,tt,time,command"}, /* FreeBSD j */
|
|
{"FB_l", "uid,pid,ppid,cpu,pri,nice,vsz,rss,wchan,stat,tt,time,command"}, /* FreeBSD l */
|
|
{"FB_u", "user,pid,pcpu,pmem,vsz,rss,tt,stat,start,time,command"}, /* FreeBSD u */
|
|
{"FB_v", "pid,stat,time,sl,re,pagein,vsz,rss,lim,tsiz,pcpu,pmem,command"}, /* FreeBSD v */
|
|
|
|
{"FD_", "pid,tty,time,comm"}, /* Fictional Debian SysV default */
|
|
{"FD_f", "user,pid,ppid,start_time,tty,time,comm"}, /* Fictional Debian -f */
|
|
{"FD_fj", "user,pid,ppid,start_time,tty,time,pgid,sid,comm"}, /* Fictional Debian -jf */
|
|
{"FD_j", "pid,tty,time,pgid,sid,comm"}, /* Fictional Debian -j */
|
|
{"FD_l", "flags,state,uid,pid,ppid,priority,nice,vsz,wchan,tty,time,comm"}, /* Fictional Debian -l */
|
|
{"FD_lj", "flags,state,uid,pid,ppid,priority,nice,vsz,wchan,tty,time,pgid,sid,comm"}, /* Fictional Debian -jl */
|
|
|
|
{"FL5FMT", "f,state,uid,pid,ppid,pcpu,pri,nice,rss,wchan,start,time,command"}, /* Digital -fl */
|
|
|
|
{"HP_", "pid,tty,time,comm"}, /* HP default */
|
|
{"HP_f", "user,pid,ppid,cpu,stime,tty,time,args"}, /* HP -f */
|
|
{"HP_fl", "flags,state,user,pid,ppid,cpu,intpri,nice,addr,sz,wchan,stime,tty,time,args"}, /* HP -fl */
|
|
{"HP_l", "flags,state,uid,pid,ppid,cpu,intpri,nice,addr,sz,wchan,tty,time,comm"}, /* HP -l */
|
|
|
|
{"J390", "pid,sid,pgrp,tname,atime,args"}, /* OS/390 -j */
|
|
{"JFMT", "user,pid,ppid,pgid,sess,jobc,state,tname,cputime,command"}, /* Digital j and -j */
|
|
{"L5FMT", "f,state,uid,pid,ppid,c,pri,nice,addr,sz,wchan,tt,time,ucmd"}, /* Digital -l */
|
|
{"LFMT", "uid,pid,ppid,cp,pri,nice,vsz,rss,wchan,state,tname,cputime,command"}, /* Digital l */
|
|
|
|
{"OL_X", "pid,start_stack,esp,eip,timeout,alarm,stat,tname,bsdtime,args"}, /* Old i386 Linux X */
|
|
{"OL_j", "ppid,pid,pgid,sid,tname,tpgid,stat,uid,bsdtime,args"}, /* Old Linux j */
|
|
{"OL_l", "flags,uid,pid,ppid,priority,nice,vsz,rss,wchan,stat,tname,bsdtime,args"}, /* Old Linux l */
|
|
{"OL_m", "pid,tname,majflt,minflt,m_trs,m_drs,m_size,m_swap,rss,m_share,vm_lib,m_dt,args"}, /* Old Linux m */
|
|
{"OL_s", "uid,pid,pending,sig_block,sig_ignore,caught,stat,tname,bsdtime,args"}, /* Old Linux s */
|
|
{"OL_u", "user,pid,pcpu,pmem,vsz,rss,tname,stat,start_time,bsdtime,args"}, /* Old Linux u */
|
|
{"OL_v", "pid,tname,stat,bsdtime,maj_flt,m_trs,m_drs,rss,pmem,args"}, /* Old Linux v */
|
|
|
|
{"RD_", "pid,tname,state,bsdtime,comm"}, /* Real Debian default */
|
|
{"RD_f", "uid,pid,ppid,start_time,tname,bsdtime,args"}, /* Real Debian -f */
|
|
{"RD_fj", "uid,pid,ppid,start_time,tname,bsdtime,pgid,sid,args"}, /* Real Debian -jf */
|
|
{"RD_j", "pid,tname,state,bsdtime,pgid,sid,comm"}, /* Real Debian -j */
|
|
{"RD_l", "flags,state,uid,pid,ppid,priority,nice,wchan,tname,bsdtime,comm"}, /* Real Debian -l */
|
|
{"RD_lj", "flags,state,uid,pid,ppid,priority,nice,wchan,tname,bsdtime,pgid,sid,comm"}, /* Real Debian -jl */
|
|
|
|
{"RUSAGE", "minflt,majflt,nswap,inblock,oublock,msgsnd,msgrcv,nsigs,nvcsw,nivcsw"}, /* Digital -o "RUSAGE" */
|
|
{"SCHED", "user,pcpu,pri,usrpri,nice,psxpri,psr,policy,pset"}, /* Digital -o "SCHED" */
|
|
{"SFMT", "uid,pid,cursig,sig,sigmask,sigignore,sigcatch,stat,tname,command"}, /* Digital s */
|
|
|
|
{"Std_f", "uid_hack,pid,ppid,c,stime,tname,time,cmd"}, /* new -f */
|
|
{"Std_fl", "f,s,uid_hack,pid,ppid,c,opri,ni,addr,sz,wchan,stime,tname,time,cmd"}, /* -fl */
|
|
{"Std_l", "f,s,uid,pid,ppid,c,opri,ni,addr,sz,wchan,tname,time,ucmd"}, /* new -l */
|
|
|
|
{"THREAD", "user,pcpu,pri,scnt,wchan,usertime,systime"}, /* Digital -o "THREAD" */
|
|
{"UFMT", "uname,pid,pcpu,pmem,vsz,rss,tt,state,start,time,command"}, /* Digital u */
|
|
{"VFMT", "pid,tt,state,time,sl,pagein,vsz,rss,pcpu,pmem,command"}, /* Digital v */
|
|
{"~", "~"} /* NULL would ruin alphabetical order */
|
|
};
|
|
|
|
static const int macro_array_count = sizeof(macro_array)/sizeof(macro_struct);
|
|
|
|
|
|
/*************************** AIX formats ********************/
|
|
/* Convert AIX format codes to normal format specifiers. */
|
|
static const aix_struct aix_array[] = {
|
|
{'C', "pcpu", "%CPU"},
|
|
{'G', "group", "GROUP"},
|
|
{'P', "ppid", "PPID"},
|
|
{'U', "user", "USER"},
|
|
{'a', "args", "COMMAND"},
|
|
{'c', "comm", "COMMAND"},
|
|
{'g', "rgroup", "RGROUP"},
|
|
{'n', "nice", "NI"},
|
|
{'p', "pid", "PID"},
|
|
{'r', "pgid", "PGID"},
|
|
{'t', "etime", "ELAPSED"},
|
|
{'u', "ruser", "RUSER"},
|
|
{'x', "time", "TIME"},
|
|
{'y', "tty", "TTY"},
|
|
{'z', "vsz", "VSZ"},
|
|
{'~', "~", "~"} /* NULL would ruin alphabetical order */
|
|
};
|
|
static const int aix_array_count = sizeof(aix_array)/sizeof(aix_struct);
|
|
|
|
|
|
/********************* sorting ***************************/
|
|
/* Convert short sorting codes to normal format specifiers. */
|
|
static const shortsort_struct shortsort_array[] = {
|
|
{'C', "pcpu" },
|
|
{'G', "tpgid" },
|
|
{'J', "cstime" },
|
|
/* {'K', "stime" }, */ /* conflict, system vs. start time */
|
|
{'M', "maj_flt" },
|
|
{'N', "cmaj_flt" },
|
|
{'P', "ppid" },
|
|
{'R', "resident" },
|
|
{'S', "share" },
|
|
{'T', "start_time" },
|
|
{'U', "uid" }, /* euid */
|
|
{'c', "cmd" },
|
|
{'f', "flags" },
|
|
{'g', "pgrp" },
|
|
{'j', "cutime" },
|
|
{'k', "utime" },
|
|
{'m', "min_flt" },
|
|
{'n', "cmin_flt" },
|
|
{'o', "session" },
|
|
{'p', "pid" },
|
|
{'r', "rss" },
|
|
{'s', "size" },
|
|
{'t', "tty" },
|
|
{'u', "user" },
|
|
{'v', "vsize" },
|
|
{'y', "priority" }, /* nice */
|
|
{'~', "~" } /* NULL would ruin alphabetical order */
|
|
};
|
|
static const int shortsort_array_count = sizeof(shortsort_array)/sizeof(shortsort_struct);
|
|
|
|
|
|
/*********** print format_array **********/
|
|
/* called by the parser in another file */
|
|
void print_format_specifiers(void){
|
|
const format_struct *walk = format_array;
|
|
while(*(walk->spec) != '~'){
|
|
if(walk->pr != pr_nop) printf("%-12.12s %-8.8s\n", walk->spec, walk->head);
|
|
walk++;
|
|
}
|
|
}
|
|
|
|
/************ comparison functions for bsearch *************/
|
|
|
|
static int compare_format_structs(const void *a, const void *b){
|
|
return strcmp(((format_struct*)a)->spec,((format_struct*)b)->spec);
|
|
}
|
|
|
|
static int compare_macro_structs(const void *a, const void *b){
|
|
return strcmp(((macro_struct*)a)->spec,((macro_struct*)b)->spec);
|
|
}
|
|
|
|
/******** look up structs as needed by the sort & format parsers ******/
|
|
|
|
const shortsort_struct *search_shortsort_array(const int findme){
|
|
const shortsort_struct *walk = shortsort_array;
|
|
while(walk->desc != '~'){
|
|
if(walk->desc == findme) return walk;
|
|
walk++;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
const aix_struct *search_aix_array(const int findme){
|
|
const aix_struct *walk = aix_array;
|
|
while(walk->desc != '~'){
|
|
if(walk->desc == findme) return walk;
|
|
walk++;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
const format_struct *search_format_array(const char *findme){
|
|
format_struct key;
|
|
key.spec = findme;
|
|
return bsearch(&key, format_array, format_array_count,
|
|
sizeof(format_struct), compare_format_structs
|
|
);
|
|
}
|
|
|
|
const macro_struct *search_macro_array(const char *findme){
|
|
macro_struct key;
|
|
key.spec = findme;
|
|
return bsearch(&key, macro_array, macro_array_count,
|
|
sizeof(macro_struct), compare_macro_structs
|
|
);
|
|
}
|
|
|
|
static unsigned int active_cols; /* some multiple of screen_cols */
|
|
|
|
/***** Last chance, avoid needless trunctuation. */
|
|
static void check_header_width(void){
|
|
format_node *walk = format_list;
|
|
unsigned int total = 0;
|
|
int was_normal = 0;
|
|
unsigned int i = 0;
|
|
unsigned int sigs = 0;
|
|
while(walk){
|
|
switch((walk->flags) & JUST_MASK){
|
|
default:
|
|
total += walk->width;
|
|
total += was_normal;
|
|
was_normal = 1;
|
|
break;
|
|
case SIGNAL:
|
|
sigs++;
|
|
total += walk->width;
|
|
total += was_normal;
|
|
was_normal = 1;
|
|
break;
|
|
case UNLIMITED: /* could chop this a bit */
|
|
if(walk->next) total += walk->width;
|
|
else total += 3; /* not strlen(walk->name) */
|
|
total += was_normal;
|
|
was_normal = 1;
|
|
break;
|
|
case 0: /* AIX */
|
|
total += walk->width;
|
|
was_normal = 0;
|
|
break;
|
|
}
|
|
walk = walk->next;
|
|
}
|
|
for(;;){
|
|
i++;
|
|
active_cols = screen_cols * i;
|
|
if(active_cols>=total) break;
|
|
if(screen_cols*i >= OUTBUF_SIZE/2) break; /* can't go over */
|
|
}
|
|
wide_signals = (total+sigs*7 <= active_cols);
|
|
|
|
#if 0
|
|
printf("123456789-123456789-123456789-123456789-"
|
|
"123456789-123456789-123456789-123456789\n");
|
|
printf("need %d, using %d\n", total, active_cols);
|
|
#endif
|
|
}
|
|
|
|
|
|
/********** show one process (NULL proc prints header) **********/
|
|
void show_one_proc(proc_t* p){
|
|
/* unknown: maybe set correct & actual to 1, remove +/- 1 below */
|
|
int correct = 0; /* screen position we should be at */
|
|
int actual = 0; /* screen position we are at */
|
|
int amount = 0; /* amount of text that this data is */
|
|
int leftpad = 0; /* amount of space this column _could_ need */
|
|
int space = 0; /* amount of space we actually need to print */
|
|
int dospace = 0; /* previous column determined that we need a space */
|
|
int legit = 0; /* legitimately stolen extra space */
|
|
format_node *fmt = format_list;
|
|
static int did_stuff = 0; /* have we ever printed anything? */
|
|
|
|
if(-1==(long)p){ /* true only once, at the end */
|
|
check_header_width(); /* temporary test code */
|
|
if(did_stuff) return;
|
|
/* have _never_ printed anything, but might need a header */
|
|
if(!--lines_to_next_header){
|
|
lines_to_next_header = header_gap;
|
|
show_one_proc(NULL);
|
|
}
|
|
/* fprintf(stderr, "No processes available.\n"); */ /* legal? */
|
|
exit(1);
|
|
}
|
|
if(p){ /* not header, maybe we should call ourselves for it */
|
|
if(!--lines_to_next_header){
|
|
lines_to_next_header = header_gap;
|
|
show_one_proc(NULL);
|
|
}
|
|
}
|
|
did_stuff = 1;
|
|
pp = p; /* global, the proc_t struct */
|
|
if(active_cols>(int)OUTBUF_SIZE) fprintf(stderr,"Fix bigness error.\n");
|
|
|
|
/* print row start sequence */
|
|
for(;;){
|
|
legit = 0;
|
|
/* set width suggestion which might be ignored */
|
|
if(fmt->next) max_rightward = fmt->width;
|
|
else max_rightward = active_cols-((correct>actual) ? correct : actual);
|
|
max_leftward = fmt->width + actual - correct; /* TODO check this */
|
|
/* prepare data and calculate leftpad */
|
|
if(p && fmt->pr) amount = (*fmt->pr)();
|
|
else amount = strlen(strcpy(outbuf, fmt->name)); /* AIX or headers */
|
|
switch((fmt->flags) & JUST_MASK){
|
|
case 0: /* for AIX, assigned outside this file */
|
|
leftpad = 0;
|
|
break;
|
|
case LEFT: /* bad */
|
|
leftpad = 0;
|
|
break;
|
|
case RIGHT: /* OK */
|
|
leftpad = fmt->width - amount;
|
|
if(leftpad < 0) leftpad = 0;
|
|
break;
|
|
case SIGNAL:
|
|
/* if the screen is wide enough, use full 16-character output */
|
|
if(wide_signals){
|
|
leftpad = 16 - amount;
|
|
legit = 7;
|
|
}else{
|
|
leftpad = 9 - amount;
|
|
}
|
|
if(leftpad < 0) leftpad = 0;
|
|
break;
|
|
case USER: /* bad */
|
|
leftpad = fmt->width - amount;
|
|
if(leftpad < 0) leftpad = 0;
|
|
if(!user_is_number) leftpad = 0;
|
|
break;
|
|
case WCHAN: /* bad */
|
|
if(wchan_is_number){
|
|
leftpad = fmt->width - amount;
|
|
if(leftpad < 0) leftpad = 0;
|
|
break;
|
|
}else{
|
|
if(fmt->next){
|
|
outbuf[fmt->width] = '\0'; /* Must chop, more columns! */
|
|
}else{
|
|
int chopspot; /* place to chop */
|
|
int tmpspace; /* need "space" before it is calculated below */
|
|
tmpspace = correct - actual;
|
|
if(tmpspace<1) tmpspace = dospace;
|
|
chopspot = active_cols-actual-tmpspace;
|
|
if(chopspot<1) chopspot=1; /* oops, we (mostly) lose this column... */
|
|
outbuf[chopspot] = '\0'; /* chop at screen/buffer limit */
|
|
}
|
|
leftpad = 0;
|
|
break;
|
|
}
|
|
case UNLIMITED:
|
|
if(fmt->next){
|
|
outbuf[fmt->width] = '\0'; /* Must chop, more columns! */
|
|
}else{
|
|
int chopspot; /* place to chop */
|
|
int tmpspace; /* need "space" before it is calculated below */
|
|
tmpspace = correct - actual;
|
|
if(tmpspace<1) tmpspace = dospace;
|
|
chopspot = active_cols-actual-tmpspace;
|
|
if(chopspot<1) chopspot=1; /* oops, we (mostly) lose this column... */
|
|
outbuf[chopspot] = '\0'; /* chop at screen/buffer limit */
|
|
}
|
|
leftpad = 0;
|
|
break;
|
|
default:
|
|
fputs("bad alignment code\n", stderr);
|
|
break;
|
|
}
|
|
/* At this point:
|
|
*
|
|
* correct from previous column
|
|
* actual from previous column
|
|
* amount not needed (garbage due to chopping)
|
|
* leftpad left padding for this column alone (not make-up or gap)
|
|
* space not needed (will recalculate now)
|
|
* dospace if we require space between this and the prior column
|
|
* legit space we were allowed to steal, and thus did steal
|
|
*/
|
|
space = correct - actual + leftpad;
|
|
if(space<1) space=dospace;
|
|
if(space>SPACE_AMOUNT) space=SPACE_AMOUNT;
|
|
|
|
/* print data, set x position stuff */
|
|
amount = strlen(outbuf); /* post-chop data width */
|
|
if(!fmt->next){
|
|
/* Last column. Write padding + data + newline all together. */
|
|
outbuf[amount] = '\n';
|
|
fwrite(outbuf-space, space+amount+1, 1, stdout);
|
|
break;
|
|
}
|
|
/* Not the last column. Write padding + data together. */
|
|
fwrite(outbuf-space, space+amount, 1, stdout);
|
|
actual += space+amount;
|
|
correct += fmt->width;
|
|
correct += legit; /* adjust for SIGNAL expansion */
|
|
if(fmt->pr && fmt->next->pr){ /* neither is AIX filler */
|
|
correct++;
|
|
dospace = 1;
|
|
}else{
|
|
dospace = 0;
|
|
}
|
|
fmt = fmt->next;
|
|
/* At this point:
|
|
*
|
|
* correct screen position we should be at
|
|
* actual screen position we are at
|
|
* amount not needed
|
|
* leftpad not needed
|
|
* space not needed
|
|
* dospace if have determined that we need a space next time
|
|
* legit not needed
|
|
*/
|
|
}
|
|
}
|
|
|
|
#ifdef TESTING
|
|
static void sanity_check(void){
|
|
format_struct *fs = format_array;
|
|
while((fs->spec)[0] != '~'){
|
|
if(strlen(fs->head) > fs->width) printf("%d %s\n",strlen(fs->head),fs->spec);
|
|
fs++;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
void init_output(void){
|
|
memset(whitespace, ' ', PAGE_SIZE);
|
|
#if 0
|
|
mprotect(whitespace, PAGE_SIZE, PROT_READ); /* FIXME may fail if unaligned */
|
|
mprotect(
|
|
(void *)((unsigned long)(whitespace_and_outbuf-PAGE_SIZE) &~ (PAGE_SIZE-1)),
|
|
PAGE_SIZE, PROT_NONE
|
|
);
|
|
#endif
|
|
seconds_since_1970 = time(NULL);
|
|
time_of_boot = seconds_since_1970 - seconds_since_boot;
|
|
meminfo();
|
|
switch(getpagesize()){
|
|
case 65536: page_shift = 16; break;
|
|
case 32768: page_shift = 15; break;
|
|
case 16384: page_shift = 14; break;
|
|
case 8192: page_shift = 13; break;
|
|
default: fprintf(stderr, "Unknown page size! (assume 4096)\n");
|
|
case 4096: page_shift = 12; break;
|
|
case 2048: page_shift = 11; break;
|
|
case 1024: page_shift = 10; break;
|
|
}
|
|
check_header_width();
|
|
}
|