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I just wrote up a simple pidof applet, closing bug #1197

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-Erik
This commit is contained in:
Eric Andersen 2001-07-31 19:06:07 +00:00
parent 9a53feaa76
commit 221b2ea6c4
9 changed files with 190 additions and 0 deletions
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1
Changelog
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@ -13,6 +13,7 @@
New Applets:
* David McCullough <davidm@lineo.com> -- modprobe
* Vladimir Oleynik -- traceroute
* Erik Andersen -- pidof
New Scripts:
* David Schleef, Erik Andersen, Stuart Hughes -- depmod.pl

1
Config.h
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@ -82,6 +82,7 @@
#define BB_MV
//#define BB_NC
//#define BB_NSLOOKUP
#define BB_PIDOF
//#define BB_PING
//#define BB_PIVOT_ROOT
#define BB_POWEROFF

3
applets.h
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@ -284,6 +284,9 @@
#ifdef BB_NSLOOKUP
APPLET(nslookup, nslookup_main, _BB_DIR_USR_BIN)
#endif
#ifdef BB_PIDOF
APPLET(pidof, pidof_main, _BB_DIR_BIN)
#endif
#ifdef BB_PING
APPLET(ping, ping_main, _BB_DIR_BIN)
#endif

8
applets/usage.h
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@ -1190,6 +1190,14 @@
"Name: debian\n" \
"Address: 127.0.0.1\n"
#define pidof_trivial_usage \
"process-name [process-name ...]"
#define pidof_full_usage \
"Lists the PIDs of all processes with names that match the names on the command line"
#define pidof_example_usage \
"$ pidof init\n" \
"1\n"
#ifndef BB_FEATURE_FANCY_PING
#define ping_trivial_usage "host"
#define ping_full_usage "Send ICMP ECHO_REQUEST packets to network hosts"

3
include/applets.h
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@ -284,6 +284,9 @@
#ifdef BB_NSLOOKUP
APPLET(nslookup, nslookup_main, _BB_DIR_USR_BIN)
#endif
#ifdef BB_PIDOF
APPLET(pidof, pidof_main, _BB_DIR_BIN)
#endif
#ifdef BB_PING
APPLET(ping, ping_main, _BB_DIR_BIN)
#endif

8
include/usage.h
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@ -1190,6 +1190,14 @@
"Name: debian\n" \
"Address: 127.0.0.1\n"
#define pidof_trivial_usage \
"process-name [process-name ...]"
#define pidof_full_usage \
"Lists the PIDs of all processes with names that match the names on the command line"
#define pidof_example_usage \
"$ pidof init\n" \
"1\n"
#ifndef BB_FEATURE_FANCY_PING
#define ping_trivial_usage "host"
#define ping_full_usage "Send ICMP ECHO_REQUEST packets to network hosts"

79
pidof.c Normal file
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@ -0,0 +1,79 @@
/* vi: set sw=4 ts=4: */
/*
* pidof implementation for busybox
*
* Copyright (C) 2001 by Lineo, inc.
* Written by Erik Andersen <andersen@lineo.com>, <andersee@debian.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <unistd.h>
#include <signal.h>
#include <ctype.h>
#include <string.h>
#include <unistd.h>
#include "busybox.h"
extern int pidof_main(int argc, char **argv)
{
int opt;
/* do normal option parsing */
while ((opt = getopt(argc, argv, "ne:f:")) > 0) {
switch (opt) {
#if 0
case 'g':
break;
case 'e':
break;
#endif
default:
show_usage();
}
}
/* if we didn't get a process name, then we need to choke and die here */
if (argv[optind] == NULL)
show_usage();
/* Looks like everything is set to go. */
while(optind < argc) {
pid_t* pidList;
pidList = find_pid_by_name( argv[optind]);
if (!pidList || *pidList<=0) {
break;
}
for(; pidList && *pidList!=0; pidList++) {
printf("%ld ", (long)*pidList);
}
/* Note that we don't bother to free the memory
* allocated in find_pid_by_name(). It will be freed
* upon exit, so we can save a byte or two */
optind++;
}
printf("\n");
return EXIT_SUCCESS;
}

79
procps/pidof.c Normal file
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@ -0,0 +1,79 @@
/* vi: set sw=4 ts=4: */
/*
* pidof implementation for busybox
*
* Copyright (C) 2001 by Lineo, inc.
* Written by Erik Andersen <andersen@lineo.com>, <andersee@debian.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <unistd.h>
#include <signal.h>
#include <ctype.h>
#include <string.h>
#include <unistd.h>
#include "busybox.h"
extern int pidof_main(int argc, char **argv)
{
int opt;
/* do normal option parsing */
while ((opt = getopt(argc, argv, "ne:f:")) > 0) {
switch (opt) {
#if 0
case 'g':
break;
case 'e':
break;
#endif
default:
show_usage();
}
}
/* if we didn't get a process name, then we need to choke and die here */
if (argv[optind] == NULL)
show_usage();
/* Looks like everything is set to go. */
while(optind < argc) {
pid_t* pidList;
pidList = find_pid_by_name( argv[optind]);
if (!pidList || *pidList<=0) {
break;
}
for(; pidList && *pidList!=0; pidList++) {
printf("%ld ", (long)*pidList);
}
/* Note that we don't bother to free the memory
* allocated in find_pid_by_name(). It will be freed
* upon exit, so we can save a byte or two */
optind++;
}
printf("\n");
return EXIT_SUCCESS;
}

8
usage.h
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@ -1190,6 +1190,14 @@
"Name: debian\n" \
"Address: 127.0.0.1\n"
#define pidof_trivial_usage \
"process-name [process-name ...]"
#define pidof_full_usage \
"Lists the PIDs of all processes with names that match the names on the command line"
#define pidof_example_usage \
"$ pidof init\n" \
"1\n"
#ifndef BB_FEATURE_FANCY_PING
#define ping_trivial_usage "host"
#define ping_full_usage "Send ICMP ECHO_REQUEST packets to network hosts"