* dump and restore backup suit
* Remy Card <card@Linux.EU.Org>, 1994-1997
* Stelian Pop <pop@cybercable.fr>, 1999
- *
*/
/*-
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
- *
- * $Id: main.c,v 1.5 1999/10/11 13:31:11 stelian Exp $
*/
+#ifndef lint
+static const char rcsid[] =
+ "$Id: main.c,v 1.9 1999/11/22 19:08:50 tiniou Exp $";
+#endif /* not lint */
+
#include <sys/param.h>
#include <sys/time.h>
#ifdef __linux__
long dev_bsize = 1; /* recalculated below */
long blocksperfile; /* output blocks per file */
char *host = NULL; /* remote host (if any) */
+int sizest = 0; /* return size estimate only */
#ifdef __linux__
char *__progname;
#endif
tsize = 0; /* Default later, based on 'c' option for cart tapes */
- if ((tape = getenv("TAPE")) == NULL)
- tape = _PATH_DEFTAPE;
+ if ((tapeprefix = getenv("TAPE")) == NULL)
+ tapeprefix = _PATH_DEFTAPE;
dumpdates = _PATH_DUMPDATES;
temp = _PATH_DTMP;
strcpy(labelstr, "none"); /* XXX safe strcpy. */
obsolete(&argc, &argv);
#ifdef KERBEROS
-#define optstring "0123456789aB:b:cd:f:h:kL:ns:T:uWw"
+#define optstring "0123456789aB:b:cd:f:h:kL:Mns:ST:uWw"
#else
-#define optstring "0123456789aB:b:cd:f:h:L:ns:T:uWw"
+#define optstring "0123456789aB:b:cd:f:h:L:Mns:ST:uWw"
#endif
while ((ch = getopt(argc, argv, optstring)) != -1)
#undef optstring
break;
case 'f': /* output file */
- tape = optarg;
+ tapeprefix = optarg;
break;
case 'h':
}
break;
+ case 'M': /* multi-volume flag */
+ Mflag = 1;
+ break;
+
case 'n': /* notify operators */
notify = 1;
break;
tsize = numarg("tape size", 1L, 0L) * 12 * 10;
break;
+ case 'S':
+ sizest = 1; /* return size estimate only */
+ break;
+
case 'T': /* time of last dump */
spcl.c_ddate = unctime(optarg);
if (spcl.c_ddate < 0) {
"You cannot use the T and u flags together.\n");
exit(X_STARTUP);
}
- if (strcmp(tape, "-") == 0) {
+ if (strcmp(tapeprefix, "-") == 0) {
pipeout++;
- tape = "standard output";
+ tapeprefix = "standard output";
}
if (blocksperfile)
tsize = cartridge ? 1700L*120L : 2300L*120L;
}
- if (strchr(tape, ':')) {
- host = tape;
- tape = strchr(host, ':');
- *tape++ = '\0';
+ if (strchr(tapeprefix, ':')) {
+ host = tapeprefix;
+ tapeprefix = strchr(host, ':');
+ *tapeprefix++ = '\0';
#ifdef RDUMP
- if (index(tape, '\n')) {
+ if (index(tapeprefix, '\n')) {
(void)fprintf(stderr, "invalid characters in tape\n");
exit(X_STARTUP);
}
spcl.c_level = 0;
}
- msg("Date of this level %c dump: %s", level,
+ if (Mflag)
+ snprintf(tape, NAME_MAX, "%s%03d", tapeprefix, tapeno + 1);
+ else
+ strncpy(tape, tapeprefix, NAME_MAX);
+ tape[NAME_MAX - 1] = '\0';
+
+ if (!sizest) {
+
+ msg("Date of this level %c dump: %s", level,
#ifdef __linux__
- spcl.c_date == 0 ? "the epoch\n" : ctime4(&spcl.c_date));
+ spcl.c_date == 0 ? "the epoch\n" : ctime4(&spcl.c_date));
#else
- spcl.c_date == 0 ? "the epoch\n" : ctime(&spcl.c_date));
+ spcl.c_date == 0 ? "the epoch\n" : ctime(&spcl.c_date));
#endif
- msg("Date of last level %c dump: %s", lastlevel,
+ msg("Date of last level %c dump: %s", lastlevel,
#ifdef __linux__
- spcl.c_ddate == 0 ? "the epoch\n" : ctime4(&spcl.c_ddate));
+ spcl.c_ddate == 0 ? "the epoch\n" : ctime4(&spcl.c_ddate));
#else
- spcl.c_ddate == 0 ? "the epoch\n" : ctime(&spcl.c_ddate));
+ spcl.c_ddate == 0 ? "the epoch\n" : ctime(&spcl.c_ddate));
#endif
- msg("Dumping %s ", disk);
- if (dt != NULL)
- msgtail("(%s) ", dt->fs_file);
- if (host)
- msgtail("to %s on host %s\n", tape, host);
- else
- msgtail("to %s\n", tape);
- msg("Label: %s\n", labelstr);
+ msg("Dumping %s ", disk);
+ if (dt != NULL)
+ msgtail("(%s) ", dt->fs_file);
+ if (host)
+ msgtail("to %s on host %s\n", tape, host);
+ else
+ msgtail("to %s\n", tape);
+ msg("Label: %s\n", labelstr);
+
+ } /* end of size estimate */
#ifdef __linux__
- retval = ext2fs_open(disk, 0, 0, 0, unix_io_manager, &fs);
+ retval = dump_fs_open(disk, &fs);
if (retval) {
com_err(disk, retval, "while opening filesystem");
if (retval == EXT2_ET_REV_TOO_HIGH)
(void)signal(SIGINFO, statussig);
#endif
- msg("mapping (Pass I) [regular files]\n");
+ if (!sizest)
+ msg("mapping (Pass I) [regular files]\n");
#ifdef __linux__
if (directory[0] == 0)
anydirskipped = mapfiles(maxino, &tapesize);
anydirskipped = mapfiles(maxino, &tapesize);
#endif
- msg("mapping (Pass II) [directories]\n");
+ if (!sizest)
+ msg("mapping (Pass II) [directories]\n");
while (anydirskipped) {
anydirskipped = mapdirs(maxino, &tapesize);
}
+ if (sizest) {
+ printf("%ld\n", tapesize + 10);
+ exit(X_STARTUP);
+ } /* stop here for size estimate */
+
if (pipeout || unlimited) {
tapesize += 10; /* 10 trailer blocks */
msg("estimated %ld tape blocks.\n", tapesize);
static void
usage(void)
{
+ char white[MAXPATHLEN];
+ int i;
+
+ strncpy(white, __progname, MAXPATHLEN-1);
+ white[MAXPATHLEN-1] = '\0';
+ for (i=0; i<MAXPATHLEN; ++i)
+ if (white[i] != '\0') white[i] = ' ';
+
+ fprintf(stderr,
+ "%s %s\n", __progname, _DUMP_VERSION);
fprintf(stderr,
- "usage: %s [-0123456789ac"
+ "usage:\t%s [-0123456789ac"
#ifdef KERBEROS
"k"
#endif
- "nu] [-B records] [-b blocksize] [-d density] [-f file]\n"
- " [-h level] [-s feet] [-T date] filesystem\n"
- " %s [-W | -w]\n", __progname, __progname);
+ "MnSu] [-B records] [-b blocksize] [-d density]\n"
+ "\t%s [-f file] [-h level] [-s feet] [-T date] filesystem\n"
+ "\t%s [-W | -w]\n", __progname, white, __progname);
exit(X_STARTUP);
}