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/*
* Copyright 1998-2004 by Albert Cahalan; all rights reserved.
* This file may be used subject to the terms and conditions of the
* GNU Library General Public License Version 2, or any later version
* at your option, as published by the Free Software Foundation.
* 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 Library General Public License for more details.
*/
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include "common.h"
void __attribute__ ((__noreturn__)) usage(FILE * out, int section)
{
fputs(USAGE_HEADER, out);
fprintf(out,
_(" %s [options]\n"), program_invocation_short_name);
if (section == USAGE_SELECTION || section == USAGE_ALL) {
fputs(_("\nSimple options:\n"), out);
fputs(_(" -A all processes\n"), out);
fputs(_(" -N, --deselect negate selection\n"), out);
fputs(_(" -a all without tty and session leader\n"), out);
fputs(_(" -d all except session leader\n"), out);
fputs(_(" -e all processes\n"), out);
fputs(_(" T all processes on this terminal\n"), out);
fputs(_(" a all without tty, including other users\n"), out);
fputs(_(" g obsolete, do not use\n"), out);
fputs(_(" r only running processes\n"), out);
fputs(_(" x processes without controlling ttys\n"), out);
}
if (section == USAGE_LIST || section == USAGE_ALL) {
fputs(_("\nSelection by list:\n"), out);
fputs(_(" -C <command> command name\n"), out);
fputs(_(" U, -u, --user <uid> effective user id or name\n"), out);
fputs(_(" -U, --User <uid> real user id or name\n"), out);
fputs(_(" -G, --Group <gid> real group id or name\n"), out);
fputs(_(" -g, --group <group> session or effective group name\n"), out);
fputs(_(" -p, --pid <pid> process id\n"), out);
fputs(_(" --ppid <pid> select by parent process id\n"), out);
fputs(_(" -s, --sid <session> session id\n"), out);
fputs(_(" t, -t, --tty <tty> terminal\n"), out);
fputs(_("\n selection <arguments> take csv list e.g. `-u root,nobody'\n"), out);
}
if (section == USAGE_OUTPUT || section == USAGE_ALL) {
fputs(_("\nOutput formats:\n"), out);
fputs(_(" o, -o, --format <format>"), out);
fputs(_(" user defined format\n"), out);
fputs(_(" O <format> preloaded -o allowing sorting\n"), out);
fputs(_(" -O <format> preloaded, with default columns, allowing sorting\n"), out);
fputs(_(" -j jobs format\n"), out);
fputs(_(" j BSD job control format\n"), out);
fputs(_(" -l long format\n"), out);
fputs(_(" l BSD long format\n"), out);
fputs(_(" y do not show flags, show rrs in place addr (used with -l)\n"), out);
fputs(_(" -f full-format\n"), out);
fputs(_(" -F extra full\n"), out);
fputs(_(" s signal format\n"), out);
fputs(_(" v virtual memory\n"), out);
fputs(_(" u user-oriented format\n"), out);
fputs(_(" X register format\n"), out);
fputs(_(" Z, -M security data (for SE Linux)\n"), out);
fputs(_(" f, --forest ascii art process tree\n"), out);
fputs(_(" -H show process hierarchy\n"), out);
fputs(_(" --context display security context (for SE Linux)\n"), out);
fputs(_(" --heading repeat header lines\n"), out);
fputs(_(" --no-headers do not print header at all\n"), out);
fputs(_(" --cols <num> set screen width\n"), out);
fputs(_(" --rows <num> set screen height\n"), out);
}
if (section == USAGE_THREADS || section == USAGE_ALL) {
fputs(_("\nShow threads:\n"), out);
fputs(_(" H as if they where processes\n"), out);
fputs(_(" -L possibly with LWP and NLWP columns\n"), out);
fputs(_(" -T possibly with SPID column\n"), out);
fputs(_(" m, -m after processes\n"), out);
}
if (section == USAGE_MISC || section == USAGE_ALL) {
fputs(_("\nMisc options:\n"), out);
fputs(_(" w, -w unlimited output width\n"), out);
fputs(_(" L list format codes\n"), out);
fputs(_(" c true command name\n"), out);
fputs(_(" n display numeric uid and wchan\n"), out);
fputs(_(" -y do not show flags, show rss (only with -l)\n"), out);
fputs(_(" -c show scheduling class\n"), out);
fputs(_(" --sort <spec> specify sort order, can be a csv list\n"), out);
fputs(_(" S, --cumulative include some dead child process data\n"), out);
fputs(_(" --info print debuggin information\n"), out);
fputs(_(" V,-V, --version display version information and exit\n"), out);
fputs(_(" --help <selection|list|output|threads|misc|all>\n"), out);
fputs(_(" display help\n"), out);
}
if (section == USAGE_DEFAULT)
/* Translation Hint: do not translate arguments, that breaks
* string comparison. Outputting something like following
* might work.
*
* Zry `%s --help <selection|list|output|threads|misc|all>
* (zlekzio|lizt|czreen vrites|threadz|mizc|trezt)
*/
fprintf(out, _("\n Try `%s --help <selection|list|output|threads|misc|all>'\n"
" for more information.\n"), program_invocation_short_name);
fprintf(out, USAGE_MAN_TAIL("ps(1)"));
exit(out == stderr ? EXIT_FAILURE : EXIT_SUCCESS);
}
/* Missing:
*
* -P e k
*
*/
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