* cleanup for WARNS=1
* fix .Nm usage * deprecate register
This commit is contained in:
lukem
parent
571340263d
commit
beb7c8b582
@ -1,4 +1,4 @@
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.\" $NetBSD: savecore.8,v 1.11 1995/06/27 22:40:46 briggs Exp $
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.\" $NetBSD: savecore.8,v 1.12 1997/09/15 11:08:44 lukem Exp $
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.\"
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.\" Copyright (c) 1980, 1991, 1993
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.\" The Regents of the University of California. All rights reserved.
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@ -40,14 +40,14 @@
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.Nm savecore
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.Nd "save a core dump of the operating system"
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.Sh SYNOPSIS
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.Nm savecore
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.Nm
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.Fl c
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.Nm savecore
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.Op Fl fvz
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.Op Fl N Ar system
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.Ar directory
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.Sh DESCRIPTION
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.Nm Savecore
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.Nm
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copies the currently running kernel and its associated core dump into
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.Fa directory ,
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and enters a reboot message and information about the core dump into
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@ -57,7 +57,7 @@ The options are as follows:
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.Bl -tag -width directory
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.It Fl c
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Clears the dump, so that future invocations of
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.Nm savecore
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.Nm
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will ignore it.
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.It Fl f
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Forces a dump to be taken even if the dump doesn't appear correct or there
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@ -73,7 +73,7 @@ Compresses the core dump and kernel (see
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.Xr compress 1 ).
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.El
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.Pp
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.Nm Savecore
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.Nm
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checks the core dump in various ways to make sure that it is current and
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that it corresponds to the currently running system.
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If it passes these checks, it saves the core image in
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@ -90,10 +90,10 @@ option is used).
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The ``#'' is the number from the first line of the file
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.Ar directory Ns Pa /bounds ,
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and it is incremented and stored back into the file each time
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.Nm savecore
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.Nm
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successfully runs.
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.Pp
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.Nm Savecore
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.Nm
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also checks the available disk space before attempting to make the copies.
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If there is insufficient disk space in the filesystem containing
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.Ar directory ,
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@ -104,13 +104,13 @@ filesystem after the copies were made would be less than the number
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in the first line of this file, the copies are not attempted.
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.Pp
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If
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.Nm savecore
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.Nm
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successfully copies the kernel and the core dump, the core dump is cleared
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so that future invocations of
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.Nm savecore
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.Nm
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will ignore it.
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.Pp
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.Nm Savecore
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.Nm
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is meant to be called near the end of the initialization file
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.Pa /etc/rc
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(see
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@ -1,4 +1,4 @@
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/* $NetBSD: savecore.c,v 1.31 1997/08/25 19:31:53 kleink Exp $ */
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/* $NetBSD: savecore.c,v 1.32 1997/09/15 11:08:45 lukem Exp $ */
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/*-
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* Copyright (c) 1986, 1992, 1993
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@ -33,17 +33,17 @@
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#ifndef lint
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static char copyright[] =
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"@(#) Copyright (c) 1986, 1992, 1993\n\
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The Regents of the University of California. All rights reserved.\n";
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__COPYRIGHT("@(#) Copyright (c) 1986, 1992, 1993\n\
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The Regents of the University of California. All rights reserved.\n");
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#endif /* not lint */
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#ifndef lint
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#if 0
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static char sccsid[] = "@(#)savecore.c 8.3 (Berkeley) 1/2/94";
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#else
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static char rcsid[] = "$NetBSD: savecore.c,v 1.31 1997/08/25 19:31:53 kleink Exp $";
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__RCSID("$NetBSD: savecore.c,v 1.32 1997/09/15 11:08:45 lukem Exp $");
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#endif
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#endif /* not lint */
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@ -130,6 +130,7 @@ int get_crashtime __P((void));
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void kmem_setup __P((void));
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void log __P((int, char *, ...));
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void Lseek __P((int, off_t, int));
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int main __P((int, char *[]));
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int Open __P((char *, int rw));
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char *rawname __P((char *s));
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void save_core __P((void));
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@ -253,8 +254,8 @@ kmem_setup()
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}
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dumplo *= DEV_BSIZE;
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if (verbose)
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(void)printf("dumplo = %d (%d * %d)\n",
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dumplo, dumplo / DEV_BSIZE, DEV_BSIZE);
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(void)printf("dumplo = %ld (%ld * %ld)\n",
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(long)dumplo, (long)(dumplo / DEV_BSIZE), (long)DEV_BSIZE);
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if (KREAD(kd_kern, current_nl[X_DUMPMAG].n_value, &dumpmag) != 0) {
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if (verbose)
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syslog(LOG_WARNING, "kvm_read: %s", kvm_geterr(kd_kern));
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@ -310,8 +311,8 @@ kmem_setup()
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void
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check_kmem()
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{
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register char *cp;
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register long panicloc;
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char *cp;
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long panicloc;
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char core_vers[1024];
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(void)kvm_read(kd_dump, dump_nl[X_VERSION].n_value, core_vers,
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@ -370,7 +371,8 @@ dump_exists()
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*/
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if (newdumpmag != dumpmag) {
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if (verbose)
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syslog(LOG_WARNING, "magic number mismatch (%x != %x)",
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syslog(LOG_WARNING,
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"magic number mismatch (0x%x != 0x%x)",
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newdumpmag, dumpmag);
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syslog(LOG_WARNING, "no core dump");
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return (0);
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@ -392,10 +394,11 @@ char buf[1024 * 1024];
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void
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save_core()
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{
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register FILE *fp;
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register int bounds, ifd, nr, nw, ofd;
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FILE *fp;
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int bounds, ifd, nr, nw, ofd;
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char *rawp, path[MAXPATHLEN];
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ofd = -1;
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/*
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* Get the current number and update the bounds file. Do the update
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* now, because may fail later and don't want to overwrite anything.
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@ -432,7 +435,8 @@ err1: syslog(LOG_WARNING, "%s: %s", path, strerror(errno));
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ofd = Create(path, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH);
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fp = fdopen(ofd, "w");
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if (fp == NULL) {
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syslog(LOG_ERR, "%s: fdopen: %s", path);
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syslog(LOG_ERR, "%s: fdopen: %s", path,
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strerror(errno));
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exit(1);
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}
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}
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@ -522,10 +526,10 @@ err2: syslog(LOG_WARNING,
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char *
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find_dev(dev, type)
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register dev_t dev;
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register int type;
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dev_t dev;
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int type;
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{
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register DIR *dfd;
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DIR *dfd;
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struct dirent *dir;
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struct stat sb;
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char *dp, devname[MAXPATHLEN + 1];
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@ -603,7 +607,7 @@ get_crashtime()
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int
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check_space()
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{
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register FILE *fp;
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FILE *fp;
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char *tkernel;
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off_t minfree, spacefree, kernelsize, needed;
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struct stat st;
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@ -678,7 +682,7 @@ Create(file, mode)
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char *file;
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int mode;
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{
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register int fd;
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int fd;
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fd = open(file, O_WRONLY | O_CREAT | O_TRUNC, mode);
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if (fd < 0) {
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@ -1,4 +1,4 @@
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/* $NetBSD: savecore_old.c,v 1.3 1997/08/26 07:13:18 veego Exp $ */
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/* $NetBSD: savecore_old.c,v 1.4 1997/09/15 11:08:46 lukem Exp $ */
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/*-
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* Copyright (c) 1986, 1992, 1993
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@ -33,17 +33,17 @@
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#ifndef lint
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static char copyright[] =
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"@(#) Copyright (c) 1986, 1992, 1993\n\
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The Regents of the University of California. All rights reserved.\n";
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__COPYRIGHT("@(#) Copyright (c) 1986, 1992, 1993\n\
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The Regents of the University of California. All rights reserved.\n");
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#endif /* not lint */
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#ifndef lint
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#if 0
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static char sccsid[] = "@(#)savecore.c 8.3 (Berkeley) 1/2/94";
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#else
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static char rcsid[] = "$NetBSD: savecore_old.c,v 1.3 1997/08/26 07:13:18 veego Exp $";
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__RCSID("$NetBSD: savecore_old.c,v 1.4 1997/09/15 11:08:46 lukem Exp $");
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#endif
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#endif /* not lint */
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@ -126,6 +126,7 @@ int get_crashtime __P((void));
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void kmem_setup __P((void));
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void log __P((int, char *, ...));
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void Lseek __P((int, off_t, int));
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int main __P((int, char *[]));
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int Open __P((char *, int rw));
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int Read __P((int, void *, int));
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char *rawname __P((char *s));
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@ -247,8 +248,8 @@ kmem_setup()
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(void)Read(kmem, &dumplo, sizeof(dumplo));
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dumplo *= DEV_BSIZE;
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if (verbose)
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(void)printf("dumplo = %d (%d * %d)\n",
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dumplo, dumplo / DEV_BSIZE, DEV_BSIZE);
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(void)printf("dumplo = %ld (%ld * %ld)\n",
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(long)dumplo, (long)(dumplo / DEV_BSIZE), (long)DEV_BSIZE);
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Lseek(kmem, (off_t)(current_nl[X_DUMPMAG].n_value), SEEK_SET);
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(void)Read(kmem, &dumpmag, sizeof(dumpmag));
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ddname = find_dev(dumpdev, S_IFBLK);
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@ -269,7 +270,7 @@ kmem_setup()
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void
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check_kmem()
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{
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register char *cp;
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char *cp;
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FILE *fp;
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char core_vers[1024];
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@ -327,7 +328,8 @@ dump_exists()
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*/
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if (newdumpmag != dumpmag) {
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if (verbose)
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syslog(LOG_WARNING, "magic number mismatch (%x != %x)",
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syslog(LOG_WARNING,
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"magic number mismatch (0x%x != 0x%x)",
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newdumpmag, dumpmag);
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syslog(LOG_WARNING, "no core dump");
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return (0);
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@ -340,10 +342,11 @@ char buf[1024 * 1024];
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void
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save_core()
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{
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register FILE *fp;
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register int bounds, ifd, nr, nw, ofd;
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FILE *fp;
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int bounds, ifd, nr, nw, ofd;
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char *rawp, path[MAXPATHLEN];
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ofd = -1;
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/*
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* Get the current number and update the bounds file. Do the update
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* now, because may fail later and don't want to overwrite anything.
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@ -463,10 +466,10 @@ err2: syslog(LOG_WARNING,
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char *
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find_dev(dev, type)
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register dev_t dev;
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register int type;
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dev_t dev;
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int type;
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{
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register DIR *dfd;
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DIR *dfd;
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struct dirent *dir;
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struct stat sb;
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char *dp, devname[MAXPATHLEN + 1];
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@ -541,7 +544,7 @@ get_crashtime()
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int
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check_space()
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{
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register FILE *fp;
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FILE *fp;
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char *tkernel;
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off_t minfree, spacefree, kernelsize, needed;
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struct stat st;
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@ -631,7 +634,7 @@ Create(file, mode)
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char *file;
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int mode;
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{
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register int fd;
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int fd;
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fd = open(file, O_WRONLY | O_CREAT | O_TRUNC, mode);
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if (fd < 0) {
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