*** empty log message ***

scripts/level-0

@@ -86,7 +86,7 @@ LOGFILE="log-`date | sed -ne '
 
 localhost="`hostname | sed -e 's/\..*//'`"
 
-TAR_PART1="${TAR} -c --multi-volume --one-file-system --block=${BLOCKING} --sparse --volno-file=${VOLNO_FILE}"
+TAR_PART1="${TAR} -c --multi-volume --one-file-system --block-size=${BLOCKING} --sparse --volno-file=${VOLNO_FILE}"
 
 # Only use --info-script if DUMP_REMIND_SCRIPT was defined in backup-specs
 if [ "x${DUMP_REMIND_SCRIPT}" != "x" ]; then

scripts/level-1

@@ -8,12 +8,13 @@
 #
 # You must edit the file `backup-specs' to set the parameters for your site.
 
+# Insure `mail' is in PATH. 
+PATH="/usr/ucb:${PATH}"
+export PATH
+
 if [ ! -w / ]; then
-   echo The backup must be run as root,
-   echo or else some files will fail to be dumped.
+   echo "The backup must be run as root or else some files will fail to be dumped."
    exit 1
-else
-   false
 fi
 
 # Get the values of BACKUP_DIRS and BACKUP_FILES, and other variables.
@@ -22,64 +23,99 @@ fi
 # Maybe sleep until around specified or default hour.
 #
 if [ "${1}" != "now" ]; then
-   if [ "${1}"x != x ]; then
-      spec=${1}
+   if [ "${1}x" != "x" ]; then
+      spec="${1}"
    else
-      spec=${BACKUP_HOUR}
+      spec="${BACKUP_HOUR}"
    fi
-   pausetime=`date | awk '{hr=substr($4,1,2);\\
-      mn=substr($4,4,2);\\
-      if((hr+0)<spec+0)\\
-         print 3600*(spec-hr)-60*mn;\\
-      else\\
-         print 3600*(spec+(24-hr))-60*mn; }' spec=$spec`
+
+   pausetime="`date | awk '
+     {
+      hr = substr($4, 1, 2);
+      mn = substr($4, 4, 2);
+      if((hr + 0) < (spec + 0))
+         print 3600 * (spec - hr) - 60 * mn;
+      else
+         print 3600 * (spec + (24 - hr)) - 60 * mn; 
+     }' spec=\"${spec}\"`"
+
    clear
-   cat ./dont_touch
-   sleep ${pausetime}
+
+   # Put your favorite message here.  We just want a screenful of obnoxious
+   # caps warning people from messing with the dedicated terminal. 
+   awk 'BEGIN { 
+           for (i = 0; i < 30; i++)
+              print "           D O    N O T   T O U C H   T H I S   T E R M I N A L !!!!!"
+        }' /dev/null
+
+   sleep "${pausetime}"
 fi
 
 # start doing things
 
-here=`pwd`
-LOGFILE=log-`date | awk '{print $2 "-" $3 "-" $6}'`-level-1
-HOST=`hostname | sed 's/\..*//'`
+# Put startdate in the subject line of mailed report, since if it happens
+# to run longer than 24 hours (as may be the case if someone forgets to put
+# in the next volume of the tape in adequate time), the backup date won't
+# appear too misleading. 
+startdate="`date`"
+
+here="`pwd`"
+
+# Logfile name should be in the form  ``log-1993-03-18-full''
+# i.e. year-month-date.  This format is useful for sorting by name. 
+LOGFILE=log-`date | awk '
+   BEGIN {
+      d["Jan"] = "01";  d["Feb"] = "02"; d["Mar"] = "03";
+      d["Apr"] = "04";  d["May"] = "05"; d["Jun"] = "06";
+      d["Jul"] = "07";  d["Aug"] = "08"; d["Sep"] = "09";
+      d["Oct"] = "10";  d["Nov"] = "11"; d["Dec"] = "12";
+   }
+   {
+      if ($3 < 10)
+         $3 = "0" $3;
+      print $6 "-" d[$2] "-" $3;
+   }'`-level-1
+
+HOST="`hostname | sed -e 's/\..*//'`"
+
 TAR_PART1="/usr/local/bin/tar -c --multi-volume --one-file-system --block=${BLOCKING} --sparse --volno-file=${VOLNO_FILE}"
 
 # Only use --info-script if DUMP_REMIND_SCRIPT was defined in backup-specs
-if [ x != "x${DUMP_REMIND_SCRIPT}" ]; then
+if [ "x${DUMP_REMIND_SCRIPT}" != "x" ]; then
    TAR_PART1="${TAR_PART1} --info-script=${DUMP_REMIND_SCRIPT}"
 fi
 
 # Make sure the log file did not already exist.  Create it.
 
-if [ -f ${LOGFILE} ] ; then
-   echo Log file ${LOGFILE} already exists.
+if [ -f "${LOGFILE}" ] ; then
+   echo "Log file ${LOGFILE} already exists."
    exit 1
 else
-   touch ${LOGFILE}
+   touch "${LOGFILE}"
 fi
 
-mt -f ${TAPE_FILE} rewind
-rm ${VOLNO_FILE}
+# Caveat: Some version of `mt' require `-t', not `-f'. 
+mt -f "${TAPE_FILE}" rewind
+rm -f "${VOLNO_FILE}"
 
-set ${BACKUP_DIRS}
+set - "${BACKUP_DIRS}"
 while [ $# -ne 0 ] ; do
-   host=`echo ${1} | sed 's/:.*$//'`
-   fs=`echo ${1} | sed 's/^.*://'`
-   date=`date`
-   fsname=`echo ${1} | sed 's/\//:/g'`
+   host="`echo \"${1}\" | sed -e 's/:.*$//'`"
+   fs="`echo \"${1}\" | sed -e 's/^.*://'`"
+   date="`date`"
+   fsname="`echo \"${1}\" | sed -e 's/\//:/g'`"
 
-# This filename must be absolute; it is opened on the machine that runs tar.
+   # This filename must be absolute; it is opened on the machine that runs tar.
    TAR_PART2="--listed=/etc/tar-backup/temp.level-1"
    TAR_PART3="--label='level 1 backup of ${fs} on ${host} at ${date}' -C ${fs} ."
 
-   echo Backing up ${1} at ${date} | tee -a ${LOGFILE}
-   echo Last full dump on this filesystem: | tee -a ${LOGFILE}
+   echo "Backing up ${1} at ${date}" | tee -a "${LOGFILE}"
+   echo "Last full dump on this filesystem:" | "tee -a ${LOGFILE}"
 
-   if [ ${HOST} != ${host} ] ; then
-     rsh ${host} "ls -l /etc/tar-backup/${fsname}.level-0; \
-	cp /etc/tar-backup/${fsname}.level-0 /etc/tar-backup/temp.level-1" \
-	2>&1 | tee -a ${LOGFILE}
+   if [ "z${host}" != "z${HOST}" ] ; then
+     rsh "${host}" "ls -l /etc/tar-backup/${fsname}.level-0; \
+                    cp /etc/tar-backup/${fsname}.level-0 /etc/tar-backup/temp.level-1" 2>&1 \
+      | tee -a "${LOGFILE}"
    else
      ls -l /etc/tar-backup/${fsname}.level-0 2>&1 | tee -a ${LOGFILE}
      cp /etc/tar-backup/${fsname}.level-0 /etc/tar-backup/temp.level-1 2>&1 | tee -a ${LOGFILE}
@@ -87,74 +123,77 @@ while [ $# -ne 0 ] ; do
 
    # Actually back things up.
 
-   if [ ${HOST} != ${host} ] ; then
-      rsh ${host} ${TAR_PART1} -f ${HOST}:${TAPE_FILE} ${TAR_PART2} ${TAR_PART3} 2>&1 | tee -a ${LOGFILE}
+   if [ "z${host}" != "z${HOST}" ] ; then
+      rsh "${host}" ${TAR_PART1} -f ${HOST}:${TAPE_FILE} ${TAR_PART2} ${TAR_PART3} 2>&1 \
+       | tee -a "${LOGFILE}"
    else
-# Using `sh -c exec' causes nested quoting and shell substitution
-# to be handled here in the same way rsh handles it.
-      sh -c "exec ${TAR_PART1} -f ${TAPE_FILE} ${TAR_PART2} ${TAR_PART3}" 2>&1 | tee -a ${LOGFILE}
+      # Using `sh -c exec' causes nested quoting and shell substitution
+      # to be handled here in the same way rsh handles it.
+      sh -c "exec ${TAR_PART1} -f ${TAPE_FILE} ${TAR_PART2} ${TAR_PART3}" 2>&1 | tee -a "${LOGFILE}"
    fi
+
    # This doesn't presently work, of course, because $? is set to the exit
    # status of the last thing in the pipeline of the previous command,
    # namely `tee'.  We really want the exit status of the sh command
    # running tar, but getting this seems to be nontrivial.  --friedman
    if [ $? -ne 0 ] ; then
-      echo Backup of ${1} failed. | tee -a ${LOGFILE}
+      echo "Backup of ${1} failed." | tee -a "${LOGFILE}"
       # I'm assuming that the tar will have written an empty
       # file to the tape, otherwise I should do a cat here.
    else
       if [ ${HOST} != ${host} ] ; then
-	rsh ${host} mv -f /etc/tar-backup/temp.level-1 /etc/tar-backup/${fsname}.level-1 2>&1 | tee -a ${LOGFILE}
+	rsh ${host} mv -f /etc/tar-backup/temp.level-1 /etc/tar-backup/${fsname}.level-1 2>&1 \
+         | tee -a ${LOGFILE}
       else
-        mv -f /etc/tar-backup/temp.level-1 /etc/tar-backup/${fsname}.level-1 2>&1 | tee -a ${LOGFILE}
+        mv -f /etc/tar-backup/temp.level-1 /etc/tar-backup/${fsname}.level-1 2>&1 \
+         | tee -a ${LOGFILE}
       fi
    fi
-   ${TAPE_STATUS}  | tee -a ${LOGFILE}
+   ${TAPE_STATUS} | tee -a "${LOGFILE}"
    sleep 60
    shift
 done
 
 # Dump any individual files requested.
 
-if [ x != "x${BACKUP_FILES}" ] ; then
-   date=`date`
+if [ "x${BACKUP_FILES}" != "x" ] ; then
+   date="`date`"
    TAR_PART2="--listed=/etc/tar-backup/temp.level-1"
    TAR_PART3="--label='Incremental backup of miscellaneous files at ${date}'"
 
-   echo Backing up miscellaneous files at ${date} | tee -a ${LOGFILE}
-   echo Last full dump of these files: | tee -a ${LOGFILE}  
-   ls -l /etc/tar-backup/misc.level-0 2>&1 | tee -a ${LOGFILE}
+   echo "Backing up miscellaneous files at ${date}" | tee -a "${LOGFILE}"
+   echo "Last full dump of these files:" | tee -a "${LOGFILE}"
+   ls -l /etc/tar-backup/misc.level-0 2>&1 | tee -a "${LOGFILE}"
+
+   rm -f /etc/tar-backup/temp.level-1 2>&1 | tee -a "${LOGFILE}"
+   cp /etc/tar-backup/misc.level-0 /etc/tar-backup/temp.level-1 2>&1 | tee -a "${LOGFILE}"
 
-   rm -f /etc/tar-backup/temp.level-1 2>&1 | tee -a ${LOGFILE}
-   cp /etc/tar-backup/misc.level-0 /etc/tar-backup/temp.level-1 2>&1 | tee -a ${LOGFILE}
+   # Using `sh -c exec' causes nested quoting and shell substitution
+   # to be handled here in the same way rsh handles it.
+   sh -c "exec ${TAR_PART1} -f ${TAPE_FILE} ${TAR_PART2} ${TAR_PART3} ${BACKUP_FILES}" 2>&1 \
+    | tee -a "${LOGFILE}"
 
-   echo Backing up miscellaneous files at ${date} | tee -a ${LOGFILE}
-# Using `sh -c exec' causes nested quoting and shell substitution
-# to be handled here in the same way rsh handles it.
-   sh -c "exec ${TAR_PART1} -f ${TAPE_FILE} ${TAR_PART2} ${TAR_PART3} \
-    ${BACKUP_FILES}" 2>&1 | tee -a ${LOGFILE}
    # This doesn't presently work, of course, because $? is set to the exit
    # status of the last thing in the pipeline of the previous command,
    # namely `tee'.  We really want the exit status of the sh command
    # running tar, but getting this seems to be nontrivial.  --friedman
    if [ $? -ne 0 ] ; then
-     echo Backup of miscellaneous files failed. | tee -a ${LOGFILE}
+     echo "Backup of miscellaneous files failed." | tee -a "${LOGFILE}"
      # I'm assuming that the tar will have written an empty
      # file to the tape, otherwise I should do a cat here.
    else
-     mv -f /etc/tar-backup/temp.level-1 /etc/tar-backup/misc.level-1 2>&1 | tee -a ${LOGFILE}
+     mv -f /etc/tar-backup/temp.level-1 /etc/tar-backup/misc.level-1 2>&1 | tee -a "${LOGFILE}"
    fi
-   ${TAPE_STATUS} | tee -a ${LOGFILE}
+   ${TAPE_STATUS} | tee -a "${LOGFILE}"
 else
-   echo No miscellaneous files specified | tee -a ${LOGFILE}
-   false
+   echo "No miscellaneous files specified" | tee -a "${LOGFILE}"
 fi
 
-mt -f ${TAPE_FILE} rewind
-mt -f ${TAPE_FILE} offl
+# Caveat: some versions of `mt' use `-t' instead of `-f'.
+mt -f "${TAPE_FILE}" rewind
+mt -f "${TAPE_FILE}" offl
 
-echo Sending the dump log to ${ADMINISTRATOR}
-cat ${LOGFILE} | sed -f logfile.sed > ${LOGFILE}.tmp
-/usr/ucb/mail -s "Results of backup on `date`" ${ADMINISTRATOR} < ${LOGFILE}.tmp
-rm -f ${LOGFILE}.tmp
+echo "Sending the dump log to ${ADMINISTRATOR}"
+mail -s "Results of backup started ${startdate}" ${ADMINISTRATOR} < "${LOGFILE}"
 
+# eof

src/gnu.c

@@ -470,7 +470,7 @@ int device;
 
 	for(n=namelist;n;n=n->next) {
 		if(!strcmp(n->name,p)) {
-			n->dir_contents = new_buf;
+		  	n->dir_contents = new_buf ? new_buf : "\0\0\0\0";
 			break;
 		}
 	}

src/port.h

@@ -0,0 +1,169 @@
+/* Portability declarations.  Requires sys/types.h.
+   Copyright (C) 1988 Free Software Foundation
+
+This file is part of GNU Tar.
+
+GNU Tar 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, or (at your option)
+any later version.
+
+GNU Tar 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 GNU Tar; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include "pathmax.h"
+
+#ifdef _POSIX_VERSION
+#include <sys/wait.h>
+#else /* !_POSIX_VERSION */
+#define WIFSTOPPED(w) (((w) & 0xff) == 0x7f)
+#define WIFSIGNALED(w) (((w) & 0xff) != 0x7f && ((w) & 0xff) != 0)
+#define WIFEXITED(w) (((w) & 0xff) == 0)
+
+#define WSTOPSIG(w) (((w) >> 8) & 0xff)
+#define WTERMSIG(w) ((w) & 0x7f)
+#define WEXITSTATUS(w) (((w) >> 8) & 0xff)
+#endif /* _POSIX_VERSION */
+
+/* nonstandard */
+#ifndef WIFCOREDUMPED
+#define WIFCOREDUMPED(w) (((w) & 0x80) != 0)
+#endif
+
+#ifdef __MSDOS__
+/* missing things from sys/stat.h */
+#define	S_ISUID		0
+#define	S_ISGID		0
+#define	S_ISVTX		0
+
+/* device stuff */
+#define	makedev(ma, mi)		((ma << 8) | mi)
+#define	major(dev)		(dev)
+#define	minor(dev)		(dev)
+typedef long off_t;
+#endif	/* __MSDOS__ */
+
+#if defined(__STDC__) || defined(__TURBOC__)
+#define PTR void *
+#else
+#define PTR char *
+#define const
+#endif
+
+/* Since major is a function on SVR4, we can't just use `ifndef major'.  */
+#ifdef major			/* Might be defined in sys/types.h.  */
+#define HAVE_MAJOR
+#endif
+
+#if !defined(HAVE_MAJOR) && defined(MAJOR_IN_MKDEV)
+#include <sys/mkdev.h>
+#define HAVE_MAJOR
+#endif
+
+#if !defined(HAVE_MAJOR) && defined(MAJOR_IN_SYSMACROS)
+#include <sys/sysmacros.h>
+#define HAVE_MAJOR
+#endif
+
+#ifndef HAVE_MAJOR
+#define major(dev)  (((dev) >> 8) & 0xff)
+#define minor(dev)  ((dev) & 0xff)
+#define makedev(maj, min)  (((maj) << 8) | (min))
+#endif
+#undef HAVE_MAJOR
+
+#if defined(STDC_HEADERS) || defined(USG)
+#include <string.h>
+#if !defined(__MSDOS__) && !defined(STDC_HEADERS)
+#include <memory.h>
+#endif
+#define index strchr
+#define rindex strrchr
+#define bcopy(s, d, n) memcpy(d, s, n)
+#define bzero(s, n) memset(s, 0, n)
+#define bcmp memcmp
+#else
+#include <strings.h>
+#endif
+
+#if defined(STDC_HEADERS)
+#include <stdlib.h>
+#else
+char *malloc(), *realloc();
+char *getenv();
+#endif
+
+#ifndef _POSIX_VERSION
+#ifdef __MSDOS__
+#include <io.h>
+#else				/* !__MSDOS__ */
+off_t lseek();
+#endif				/* !__MSDOS__ */
+char *getcwd();
+#endif /* !_POSIX_VERSION */
+
+#ifndef NULL
+#define NULL 0
+#endif
+
+#ifndef	O_BINARY
+#define	O_BINARY	0
+#endif
+#ifndef O_CREAT
+#define O_CREAT		0
+#endif
+#ifndef	O_NDELAY
+#define	O_NDELAY	0
+#endif
+#ifndef	O_RDONLY
+#define	O_RDONLY	0
+#endif
+#ifndef O_RDWR
+#define O_RDWR		2
+#endif
+
+#include <sys/stat.h>
+#ifndef S_ISREG			/* Doesn't have POSIX.1 stat stuff. */
+#define mode_t unsigned short
+#endif
+#if !defined(S_ISBLK) && defined(S_IFBLK)
+#define	S_ISBLK(m) (((m) & S_IFMT) == S_IFBLK)
+#endif
+#if !defined(S_ISCHR) && defined(S_IFCHR)
+#define	S_ISCHR(m) (((m) & S_IFMT) == S_IFCHR)
+#endif
+#if !defined(S_ISDIR) && defined(S_IFDIR)
+#define	S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
+#endif
+#if !defined(S_ISREG) && defined(S_IFREG)
+#define	S_ISREG(m) (((m) & S_IFMT) == S_IFREG)
+#endif
+#if !defined(S_ISFIFO) && defined(S_IFIFO)
+#define	S_ISFIFO(m) (((m) & S_IFMT) == S_IFIFO)
+#define mkfifo(path, mode) (mknod ((path), (mode) | S_IFIFO, 0))
+#endif
+#if !defined(S_ISLNK) && defined(S_IFLNK)
+#define	S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK)
+#endif
+#if !defined(S_ISSOCK) && defined(S_IFSOCK)
+#define	S_ISSOCK(m) (((m) & S_IFMT) == S_IFSOCK)
+#endif
+#if !defined(S_ISMPB) && defined(S_IFMPB) /* V7 */
+#define S_ISMPB(m) (((m) & S_IFMT) == S_IFMPB)
+#define S_ISMPC(m) (((m) & S_IFMT) == S_IFMPC)
+#endif
+#if !defined(S_ISNWK) && defined(S_IFNWK) /* HP/UX */
+#define S_ISNWK(m) (((m) & S_IFMT) == S_IFNWK)
+#endif
+#if !defined(S_ISCTG) && defined(S_IFCTG) /* contiguous file */
+#define S_ISCTG(m) (((m) & S_IFMT) == S_IFCTG)
+#endif
+#if !defined(S_ISVTX)
+#define S_ISVTX 0001000
+#endif

src/testpad.c

@@ -0,0 +1,67 @@
+/* Find out if we need the pad field in the header for this machine
+   Copyright (C) 1991 Free Software Foundation
+
+   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, 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include <stdio.h>
+
+struct inc
+{
+  char a[20];
+  char b[20];
+};
+
+struct test1
+{
+  char a;
+  struct inc in[5];
+};
+
+struct test2
+{
+  char a;
+  char b;
+  struct inc in[5];
+};
+
+void
+main ()
+{
+  struct test1 t1;
+  struct test2 t2;
+  int t1diff, t2diff;
+  FILE *fp = fopen("testpad.h", "w");
+
+  if (fp == 0)
+    {
+      fprintf (stderr, "testpad: cannot open ");
+      fflush (stderr);
+      perror ("testpad.h");
+      exit (1);
+    }
+
+  t1diff = (char *)&t1.in[0] - (char *)&t1;
+  t2diff = (char *)&t2.in[0] - (char *)&t2;
+  
+  if (t2diff == t1diff + 1)
+    fprintf (fp, "#define NEEDPAD\n");
+  else if (t1diff != t2diff)
+    fprintf (stderr, "Cannot determine padding for tar struct, \n\
+will try with none.\n");
+
+  fclose (fp);
+  exit (0);
+}