setproctitle(); no reason to have this code spread into N utils...
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@ -1,5 +1,5 @@
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# from: @(#)Makefile.inc 5.21 (Berkeley) 5/24/91
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# $Id: Makefile.inc,v 1.37 1994/04/09 01:31:24 mycroft Exp $
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# $Id: Makefile.inc,v 1.38 1994/04/14 03:13:39 cgd Exp $
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# gen sources
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.PATH: ${.CURDIR}/arch/${MACHINE_ARCH}/gen ${.CURDIR}/gen
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@ -16,7 +16,7 @@ SRCS+= alarm.c assert.c clock.c confstr.c ctermid.c ctime.c ctype_.c \
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msgctl.c msgget.c msgsnd.c msgrcv.c \
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mktemp.c nice.c nlist.c pause.c popen.c psignal.c pwcache.c raise.c \
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scandir.c semconfig.c semctl.c semget.c semop.c setjmperr.c setmode.c \
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shmat.c shmctl.c shmdt.c shmget.c siginterrupt.c \
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setproctitle.c shmat.c shmctl.c shmdt.c shmget.c siginterrupt.c \
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siglist.c signal.c signame.c sigsetops.c sleep.c syslog.c \
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termios.c time.c times.c timezone.c tolower_.c ttyname.c ttyslot.c \
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toupper_.c \
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@ -57,7 +57,7 @@ MAN3+= alarm.0 clock.0 ctermid.0 ctime.0 ctype.0 cuserid.0 \
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isalpha.0 isascii.0 isblank.0 iscntrl.0 isdigit.0 isgraph.0 isinf.0 \
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islower.0 isprint.0 ispunct.0 isspace.0 isupper.0 isxdigit.0 \
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ldexp.0 lsearch.0 modf.0 nice.0 nlist.0 pause.0 popen.0 psignal.0 \
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pwcache.0 raise.0 scandir.0 setjmp.0 setmode.0 \
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pwcache.0 raise.0 scandir.0 setjmp.0 setmode.0 setproctitle.0 \
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siginterrupt.0 signal.0 sigsetops.0 sleep.0 syslog.0 tcgetpgrp.0 \
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tcsendbreak.0 tcsetattr.0 tcsetpgrp.0 time.0 times.0 timezone.0 \
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tolower.0 toupper.0 ttyname.0 tzset.0 \
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73
lib/libc/gen/setproctitle.3
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73
lib/libc/gen/setproctitle.3
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@ -0,0 +1,73 @@
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.\"
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.\" Copyright (c) 1994 Christopher G. Demetriou
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.\" All rights reserved.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\" 3. All advertising materials mentioning features or use of this software
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.\" must display the following acknowledgement:
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.\" This product includes software developed by Christopher G. Demetriou.
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.\" 3. The name of the author may not be used to endorse or promote products
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.\" derived from this software without specific prior written permission
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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.\"
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.\" $Id: setproctitle.3,v 1.1 1994/04/14 03:13:42 cgd Exp $
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.\"
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.Dd "April 13, 1994"
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.Dt SETPROCTITLE 3
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.Os NetBSD 0.9a
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.Sh NAME
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.Nm setproctitle
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.Nd set process title
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.Sh SYNOPSIS
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.Fd #include <stdlib.h>
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.Ft void
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.Fn setproctitle "const char *fmt" "..."
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.Sh DESCRIPTION
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The
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.Fn setproctitle
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function sets the invoking process's title.
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The process title is set to the last component of the program
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name, followed by a colon and the formatted string specified
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by
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.Va fmt .
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If
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.Va fmt
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is NULL, the colon and formatted string are omitted.
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The length of a process title is limited to 2048 bytes.
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.Sh EXAMPLES
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Set the process title to the program name, with no further information:
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.Bd -literal -offset indent
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setproctitle(NULL);
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.Ed
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.Pp
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Set the process title to the program name, an informational string,
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and the process id:
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.Bd -literal -offset indent
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setproctitle("foo! (%s)", getpid());
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.Ed
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.Sh SEE ALSO
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.Xr ps 1 ,
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.Xr w 1 ,
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.Xr printf 3
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.Sh HISTORY
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The
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.Fn setproctitle
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function first appeared in
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.Nx 0.9a .
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80
lib/libc/gen/setproctitle.c
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80
lib/libc/gen/setproctitle.c
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@ -0,0 +1,80 @@
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/*
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* Copyright (c) 1994 Christopher G. Demetriou
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Christopher G. Demetriou.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#if defined(LIBC_SCCS) && !defined(lint)
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static char *rcsid = "$Id: setproctitle.c,v 1.1 1994/04/14 03:13:43 cgd Exp $";
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#endif /* LIBC_SCCS and not lint */
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#include <sys/types.h>
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#include <sys/exec.h>
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#include <vm/vm.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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#ifdef __STDC__
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#include <stdarg.h>
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#else
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#include <varargs.h>
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#endif
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#define MAX_PROCTITLE 2048
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extern char *__progname; /* Program name, from crt0. */
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void
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#if __STDC__
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setproctitle(const char *fmt, ...)
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#else
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setproctitle(fmt, va_alist)
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const char *fmt;
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va_dcl
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#endif
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{
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va_list ap;
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static char buf[MAX_PROCTITLE];
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int used;
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#if __STDC__
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va_start(ap, fmt);
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#else
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va_start(ap);
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#endif
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if (fmt != NULL) {
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used = snprintf(buf, MAX_PROCTITLE, "%s: ", __progname);
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(void)vsnprintf(buf + used, MAX_PROCTITLE - used, fmt, ap);
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} else
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(void)snprintf(buf, MAX_PROCTITLE, "%s", __progname);
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va_end(ap);
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PS_STRINGS->ps_nargvstr = 1;
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PS_STRINGS->ps_argvstr = buf;
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}
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