Last change
on this file since 3867 was 821, checked in by Bruno Cornec, 18 years ago |
Addition of busybox 1.2.1 as a mindi-busybox new package
This should avoid delivering binary files in mindi not built there (Fedora and Debian are quite serious about that)
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File size:
1.2 KB
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1 | /* vi: set sw=4 ts=4: */
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2 | /*
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3 | * Utility routines.
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4 | *
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5 | * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
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6 | *
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7 | * Licensed under the GPL v2, see the file LICENSE in this tarball.
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8 | */
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9 |
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10 | #include <stdio.h>
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11 | #include <ctype.h>
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12 | #include <string.h>
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13 | #include <stdlib.h>
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14 | #include "libbb.h"
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15 |
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16 | /* find_pid_by_name()
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17 | *
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18 | * Modified by Vladimir Oleynik for use with libbb/procps.c
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19 | * This finds the pid of the specified process.
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20 | * Currently, it's implemented by rummaging through
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21 | * the proc filesystem.
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22 | *
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23 | * Returns a list of all matching PIDs
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24 | * It is the caller's duty to free the returned pidlist.
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25 | */
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26 | long* find_pid_by_name( const char* pidName)
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27 | {
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28 | long* pidList;
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29 | int i=0;
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30 | procps_status_t * p;
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31 |
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32 | pidList = xmalloc(sizeof(long));
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33 | while ((p = procps_scan(0)) != 0)
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34 | {
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35 | if (strncmp(p->short_cmd, pidName, COMM_LEN-1) == 0) {
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36 | pidList=xrealloc( pidList, sizeof(long) * (i+2));
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37 | pidList[i++]=p->pid;
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38 | }
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39 | }
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40 |
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41 | pidList[i] = i==0 ? -1 : 0;
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42 | return pidList;
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43 | }
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44 |
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45 | long *pidlist_reverse(long *pidList)
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46 | {
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47 | int i=0;
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48 | while (pidList[i] > 0 && ++i);
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49 | if ( i-- > 0) {
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50 | long k;
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51 | int j;
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52 | for (j = 0; i > j; i--, j++) {
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53 | k = pidList[i];
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54 | pidList[i] = pidList[j];
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55 | pidList[j] = k;
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56 | }
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57 | }
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58 | return pidList;
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59 | }
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