toybox: toys/pending/ps.c annotate

annotate toys/pending/ps.c @ 1387:a0d26c5e3271 draft

Release notes for 0.4.9.

author	Rob Landley <rob@landley.net>
date	Mon, 07 Jul 2014 07:32:56 -0500
parents	0d33dd5f537e
children	2e59317546ed

rev	line source
1020 fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	1 /* ps.c - Show running process statistics.
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	2 *
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	3 * Copyright 2013 Sandeep Sharma <sandeep.jack2756@gmail.com>
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	4 * Copyright 2013 Kyungwan Han <asura321@gmail.com>
1290 0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	5 *
1020 fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	6 * See http://pubs.opengroup.org/onlinepubs/9699919799/utilities/ps.html
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	7
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	8 USE_PS(NEWTOY(ps, ">0o*T", TOYFLAG_BIN))
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	9
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	10 config PS
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	11 bool "ps"
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	12 default n
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	13 help
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	14 usage: ps [-o COL1,COL2=HEADER] [-T]
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	15
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	16 Show list of processes
1290 0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	17
1020 fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	18 -o COL1,COL2=HEADER Select columns for display
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	19 -T Show threads
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	20 */
1290 0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	21
1020 fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	22 #define FOR_ps
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	23 #include "toys.h"
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	24
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	25 GLOBALS(
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	26 struct arg_list *llist_o;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	27 unsigned screen_width;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	28 )
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	29
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	30 #define BUFF_SIZE 1024
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	31 struct header_list {
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	32 char *name;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	33 char *header;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	34 char *format;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	35 int width;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	36 int position;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	37 struct header_list *next;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	38 };
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	39
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	40 struct header_list *o_list = NULL; //List of Header attributes.
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	41
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	42 /*
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	43 * create list of header attributes taking care of -o (-o ooid=MOM..)
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	44 * and width of attributes.
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	45 */
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	46 static void list_add(struct header_list *list, struct header_list data, char *c_data)
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	47 {
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	48 struct header_list temp = list, *new = xzalloc(sizeof(struct header_list));
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	49
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	50 new->name = data->name;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	51 if (c_data) new->header = c_data;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	52 else new->header = xstrdup(data->header);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	53 if (c_data && (strlen(c_data) > data->width)) new->width = strlen(c_data);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	54 else new->width = data->width;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	55 new->format = data->format;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	56 new->position = data->position;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	57
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	58 if (temp) {
1290 0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	59 while (temp->next) temp = temp->next;
1020 fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	60 temp->next = new;
1290 0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	61 } else *list = new;
1020 fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	62 }
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	63
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	64 //print the default header OR header with -o args
1290 0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	65 static void print_header(struct header_list *hdr, int hdr_len)
1020 fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	66 {
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	67 int i = 0;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	68 char ptr = NULL, str, *temp;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	69 struct arg_list *node = TT.llist_o;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	70
1290 0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	71 // Default pid, user, time, comm
0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	72 if (!node) {
0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	73 list_add(&o_list, hdr+4, 0);
0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	74 list_add(&o_list, hdr, 0);
0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	75 list_add(&o_list, hdr+11, 0);
0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	76 list_add(&o_list, hdr+3, 0);
1020 fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	77 }
1290 0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	78
1020 fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	79 while (node) {
1290 0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	80 char *s = str = xstrdup(node->arg);
0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	81
1020 fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	82 i = 0;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	83 while (str) {
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	84 if ((ptr = strsep(&str, ","))) { //seprate list
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	85 if ((temp = strchr(ptr, '='))) { // Handle ppid = MOM
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	86 *temp = 0;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	87 temp++;
1290 0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	88 while (hdr[i].name) {
0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	89 // search from default header
0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	90 if (!(strcmp(hdr[i].name, ptr))) {
0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	91 //handle condition like ppid = M,OM
0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	92 if (str) ptr = xmprintf("%s,%s", temp, str);
1183 0752b2d58909 Rename xmsprintf() to just xmprintf(). Rob Landley <rob@landley.net> parents: 1020 diff changeset	93 else ptr = xmprintf("%s", temp);
1290 0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	94 list_add(&o_list, &hdr[i], ptr);
1020 fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	95 break;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	96 }
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	97 i++;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	98 }
1290 0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	99 if (!hdr[i].name) perror_exit("Invalid arg for -o option");
1020 fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	100 break;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	101 } else {
1290 0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	102 while (hdr[i].name) {
0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	103 if (!(strcmp(hdr[i].name, ptr))) {
0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	104 list_add(&o_list, &hdr[i], 0);
1020 fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	105 break;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	106 }
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	107 i++;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	108 }
1290 0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	109 if (!hdr[i].name) error_exit("bad -o");
1020 fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	110 i = 0;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	111 }
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	112 }
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	113 }
1290 0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	114 free(s);
1020 fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	115 node = node->next;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	116 }
1290 0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	117
0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	118 for (hdr = o_list; hdr; hdr = hdr->next)
0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	119 printf(hdr->format , hdr->width, hdr->header);
1020 fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	120 xputc('\n');
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	121 }
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	122
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	123 //get uid/gid for processes.
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	124 static void get_uid_gid(char p, char id_str, unsigned *id)
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	125 {
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	126 FILE *f;
1290 0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	127
1020 fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	128 if(!p) return;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	129 f = xfopen(p, "r");
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	130 while (fgets(toybuf, BUFF_SIZE, f)) {
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	131 if (!strncmp(toybuf, id_str, strlen(id_str))) {
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	132 sscanf(toybuf, "%*s %u", id);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	133 break;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	134 }
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	135 }
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	136 fclose(f);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	137 }
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	138
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	139 //get etime for processes.
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	140 void get_etime(unsigned long s_time)
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	141 {
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	142 unsigned long min;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	143 unsigned sec;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	144 struct sysinfo info;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	145 char *temp;
1290 0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	146
1020 fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	147 sysinfo(&info);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	148 min = s_time/sysconf(_SC_CLK_TCK);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	149 min = info.uptime - min;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	150 sec = min % 60;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	151 min = min / 60;
1183 0752b2d58909 Rename xmsprintf() to just xmprintf(). Rob Landley <rob@landley.net> parents: 1020 diff changeset	152 temp = xmprintf("%3lu:%02u", min,sec);
1020 fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	153 xprintf("%.s",7,7,temp);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	154 free(temp);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	155 }
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	156
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	157 //get time attributes for processes.
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	158 void get_time(unsigned long s_time, unsigned long u_time)
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	159 {
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	160 unsigned long min;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	161 unsigned sec;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	162 char *temp;
1290 0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	163
1020 fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	164 min = (s_time + u_time)/sysconf(_SC_CLK_TCK);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	165 sec = min % 60;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	166 min = min / 60;
1183 0752b2d58909 Rename xmsprintf() to just xmprintf(). Rob Landley <rob@landley.net> parents: 1020 diff changeset	167 temp = xmprintf("%3lu:%02u", min,sec);
1020 fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	168 xprintf("%.s",6,6,temp);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	169 free(temp);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	170 }
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	171
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	172 /*
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	173 * read command line taking care of in between NUL's
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	174 * in command line
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	175 */
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	176 static void read_cmdline(int fd, char *cmd_ptr)
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	177 {
1290 0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	178 int size = read(fd, cmd_ptr, BUFF_SIZE); //sizeof(cmd_buf)
0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	179
1020 fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	180 cmd_ptr[size] = '\0';
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	181 while (--size > 0 && cmd_ptr[size] == '\0'); //reach to last char
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	182
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	183 while (size >= 0) {
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	184 if ((unsigned char)cmd_ptr[size] < ' ') cmd_ptr[size] = ' ';
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	185 size--;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	186 }
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	187 }
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	188
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	189 /*
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	190 * get the processes stats and print the stats
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	191 * corresponding to header attributes.
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	192 */
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	193 static void do_ps_line(int pid, int tid)
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	194 {
1290 0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	195 char stat_buff = toybuf + BUFF_SIZE, cmd_buff = toybuf + (2*BUFF_SIZE);
1020 fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	196 char state[4] = {0,};
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	197 int tty, tty_major, tty_minor, fd, n, nice, width_counter = 0;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	198 struct stat stats;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	199 struct passwd *pw;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	200 struct group *gr;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	201 char name, user, group, ruser, rgroup, ptr;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	202 long rss;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	203 unsigned long stime, utime, start_time, vsz;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	204 unsigned ppid, ruid, rgid, pgid;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	205 struct header_list *p = o_list;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	206
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	207 sprintf(stat_buff, "/proc/%d", pid);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	208 if(stat(stat_buff, &stats)) return;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	209
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	210 if (tid) {
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	211 if (snprintf(stat_buff, BUFF_SIZE, "/proc/%d/task/%d/stat", pid, tid) >= BUFF_SIZE) return;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	212 if (snprintf(cmd_buff, BUFF_SIZE, "/proc/%d/task/%d/cmdline", pid, tid) >= BUFF_SIZE) return;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	213 } else {
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	214 if (snprintf(stat_buff, BUFF_SIZE, "/proc/%d/stat", pid) >= BUFF_SIZE) return;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	215 if (snprintf(cmd_buff, BUFF_SIZE, "/proc/%d/cmdline", pid) >= BUFF_SIZE) return;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	216 }
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	217
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	218 fd = xopen(stat_buff, O_RDONLY);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	219 n = readall(fd, stat_buff, BUFF_SIZE);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	220 xclose(fd);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	221 if (n < 0) return;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	222 stat_buff[n] = 0; //Null terminate the buffer.
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	223 ptr = strchr(stat_buff, '(');
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	224 ptr++;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	225 name = ptr;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	226 ptr = strrchr(stat_buff, ')');
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	227 *ptr = '\0'; //unecessary if?
1183 0752b2d58909 Rename xmsprintf() to just xmprintf(). Rob Landley <rob@landley.net> parents: 1020 diff changeset	228 name = xmprintf("[%s]", name);
1020 fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	229 ptr += 2; // goto STATE
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	230 n = sscanf(ptr, "%c %u %u %u %d %s %s %s %s %s %*s "
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	231 "%lu %lu %s %s %s %d %s %*s %lu %lu %ld",
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	232 &state[0],&ppid, &pgid, &tty, &utime, &stime,
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	233 &nice,&start_time, &vsz,&rss);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	234
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	235 if (tid) pid = tid;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	236 vsz >>= 10; //Convert into KB
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	237 rss = rss * 4; //Express in pages
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	238 tty_major = (tty >> 8) & 0xfff;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	239 tty_minor = (tty & 0xff) \| ((tty >> 12) & 0xfff00);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	240
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	241 if (vsz == 0 && state[0] != 'Z') state[1] = 'W';
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	242 else state[1] = ' ';
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	243 if (nice < 0 ) state[2] = '<';
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	244 else if (nice) state[2] = 'N';
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	245 else state[2] = ' ';
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	246
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	247 if (tid) {
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	248 if (snprintf(stat_buff, BUFF_SIZE, "/proc/%d/task/%d/status", pid, tid) >= BUFF_SIZE)
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	249 goto clean;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	250 } else {
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	251 if (snprintf(stat_buff, BUFF_SIZE, "/proc/%d/status", pid) >= BUFF_SIZE)
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	252 goto clean;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	253 }
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	254
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	255 fd = -1;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	256 while (p) {
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	257 int width;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	258 width = p->width;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	259 width_counter += (width + 1); //how much screen we hv filled, +1, extra space b/w headers
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	260 switch (p->position) {
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	261 case 0:
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	262 pw = getpwuid(stats.st_uid);
1183 0752b2d58909 Rename xmsprintf() to just xmprintf(). Rob Landley <rob@landley.net> parents: 1020 diff changeset	263 if (!pw) user = xmprintf("%d",(int)stats.st_uid);
0752b2d58909 Rename xmsprintf() to just xmprintf(). Rob Landley <rob@landley.net> parents: 1020 diff changeset	264 else user = xmprintf("%s", pw->pw_name);
1020 fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	265 printf("%-.s", width, width, user);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	266 free(user);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	267 break;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	268 case 1:
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	269 gr = getgrgid(stats.st_gid);
1183 0752b2d58909 Rename xmsprintf() to just xmprintf(). Rob Landley <rob@landley.net> parents: 1020 diff changeset	270 if (!gr) group = xmprintf("%d",(int)stats.st_gid);
0752b2d58909 Rename xmsprintf() to just xmprintf(). Rob Landley <rob@landley.net> parents: 1020 diff changeset	271 else group = xmprintf("%s", gr->gr_name);
1020 fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	272 printf("%-.s", width, width, group);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	273 free(group);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	274 break;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	275 case 2:
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	276 name[strlen(name) - 1] = '\0';
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	277 printf("%-.s", width,width, name + 1);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	278 name[strlen(name)] = ']'; //Refill it for further process.
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	279 break;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	280 case 3:
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	281 {
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	282 int j = 0;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	283 width_counter -= width;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	284 if(p->next) j = width; //is args is in middle. ( -o pid,args,ppid)
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	285 else j = (TT.screen_width - width_counter % TT.screen_width); //how much screen left.
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	286 if (fd == -1) fd = open(cmd_buff, O_RDONLY); //don't want to die
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	287 else xlseek(fd, 0, SEEK_SET);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	288 if (fd < 0) cmd_buff[0] = 0;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	289 else read_cmdline(fd, cmd_buff);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	290 if (cmd_buff[0]) printf("%-.s", j, j, cmd_buff);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	291 else printf("%-.s", j, j, name);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	292 width_counter += width;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	293 break;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	294 }
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	295 case 4:
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	296 printf("%*d", width, pid);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	297 break;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	298 case 5:
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	299 printf("%*d", width, ppid);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	300 break;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	301 case 6:
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	302 printf("%*d", width, pgid);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	303 break;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	304 case 7:
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	305 get_etime(start_time);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	306 break;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	307 case 8:
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	308 printf("%*d", width, nice);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	309 break;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	310 case 9:
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	311 get_uid_gid(stat_buff, "Gid:", &rgid);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	312 gr = getgrgid(rgid);
1183 0752b2d58909 Rename xmsprintf() to just xmprintf(). Rob Landley <rob@landley.net> parents: 1020 diff changeset	313 if (!gr) rgroup = xmprintf("%d",(int)stats.st_gid);
0752b2d58909 Rename xmsprintf() to just xmprintf(). Rob Landley <rob@landley.net> parents: 1020 diff changeset	314 else rgroup = xmprintf("%s", gr->gr_name);
1020 fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	315 printf("%-.s", width,width, rgroup);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	316 free(rgroup);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	317 break;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	318 case 10:
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	319 get_uid_gid(stat_buff, "Uid:", &ruid);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	320 pw = getpwuid(ruid);
1183 0752b2d58909 Rename xmsprintf() to just xmprintf(). Rob Landley <rob@landley.net> parents: 1020 diff changeset	321 if (!pw) ruser = xmprintf("%d",(int)stats.st_uid);
0752b2d58909 Rename xmsprintf() to just xmprintf(). Rob Landley <rob@landley.net> parents: 1020 diff changeset	322 else ruser = xmprintf("%s", pw->pw_name);
1020 fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	323 printf("%-.s", width, width, ruser);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	324 free(ruser);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	325 break;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	326 case 11:
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	327 get_time(utime, stime);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	328 break;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	329 case 12:
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	330 if (tty_major) {
1183 0752b2d58909 Rename xmsprintf() to just xmprintf(). Rob Landley <rob@landley.net> parents: 1020 diff changeset	331 char *temp = xmprintf("%d,%d", tty_major,tty_minor);
1020 fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	332 printf("%-*s", width, temp);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	333 free(temp);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	334 } else printf("%-*s", width, "?");
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	335 break;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	336 case 13:
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	337 printf("%*lu", width, vsz);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	338 break;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	339 case 14:
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	340 printf("%-*s", width, state);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	341 break;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	342 case 15:
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	343 printf("%*lu", width, rss);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	344 break;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	345 }
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	346 p = p->next;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	347 xputc(' '); //space char
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	348 }
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	349 if (fd >= 0) xclose(fd);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	350 xputc('\n');
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	351 clean:
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	352 free(name);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	353 }
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	354
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	355 //Do stats for threads (for -T option)
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	356 void do_ps_threads(int pid)
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	357 {
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	358 DIR *d;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	359 int tid;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	360 struct dirent *de;
1183 0752b2d58909 Rename xmsprintf() to just xmprintf(). Rob Landley <rob@landley.net> parents: 1020 diff changeset	361 char *tmp = xmprintf("/proc/%d/task",pid);
1020 fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	362
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	363 if (!(d = opendir(tmp))) {
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	364 free(tmp);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	365 return;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	366 }
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	367 while ((de = readdir(d))) {
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	368 if (isdigit(de->d_name[0])) {
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	369 tid = atoi(de->d_name);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	370 if (tid == pid) continue;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	371 do_ps_line(pid, tid);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	372 }
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	373 }
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	374 closedir(d);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	375 free(tmp);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	376 }
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	377
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	378 void ps_main(void)
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	379 {
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	380 DIR *dp;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	381 struct dirent *entry;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	382 int pid;
1290 0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	383 struct header_list def_header[] = {
0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	384 {"user", "USER", "%-*s ", 8, 0, NULL},
0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	385 {"group", "GROUP", "%-*s ", 8, 1, NULL},
0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	386 {"comm", "COMMAND", "%-*s ",16, 2, NULL},
0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	387 {"args", "COMMAND", "%-*s ",30, 3, NULL},
0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	388 {"pid", "PID", "%*s ", 5, 4, NULL},
0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	389 {"ppid","PPID", "%*s ", 5, 5, NULL},
0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	390 {"pgid", "PGID", "%*s ", 5, 6, NULL},
0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	391 {"etime","ELAPSED", "%*s ", 7, 7, NULL},
0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	392 {"nice", "NI", "%*s ", 5, 8, NULL},
0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	393 {"rgroup","RGROUP", "%-*s ", 8, 9, NULL},
0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	394 {"ruser","RUSER", "%-*s ", 8, 10, NULL},
0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	395 {"time", "TIME", "%*s ", 6, 11, NULL},
0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	396 {"tty", "TT", "%-*s ", 6, 12, NULL},
0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	397 {"vsz","VSZ", "%*s ", 7, 13, NULL},
0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	398 {"stat", "STAT", "%-*s ", 4, 14, NULL},
0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	399 {"rss", "RSS", "%*s ", 4, 15, NULL},
0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	400 {0,0,0,0,0,0}
0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	401 };
1020 fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	402
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	403 TT.screen_width = 80; //default width
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	404 terminal_size(&TT.screen_width, NULL);
1290 0d33dd5f537e Quick cleanup pass on ps. Rob Landley <rob@landley.net> parents: 1183 diff changeset	405 print_header(def_header, ARRAY_LEN(def_header));
1020 fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	406
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	407 if (!(dp = opendir("/proc"))) perror_exit("opendir");
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	408 while ((entry = readdir(dp))) {
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	409 if (isdigit(*entry->d_name)) {
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	410 pid = atoi(entry->d_name);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	411 do_ps_line(pid, 0);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	412 if (toys.optflags & FLAG_T)
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	413 do_ps_threads(pid);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	414 }
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	415 }
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	416 closedir(dp);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	417 if (CFG_TOYBOX_FREE) {
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	418 struct header_list *temp = o_list;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	419 while(temp) {
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	420 o_list = o_list->next;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	421 free(temp->header);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	422 free(temp);
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	423 temp = o_list;
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	424 }
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	425 }
fe7725c1819a Add watch and ps, sent by Ashwini Sharma. Rob Landley <rob@landley.net> parents: diff changeset	426 }

Mercurial > hg > toybox

annotate toys/pending/ps.c @ 1387:a0d26c5e3271 draft