Corrected the size estimate.

[dump.git] / dump / main.c

diff --git a/dump/main.c b/dump/main.c
index 6addbb47cbc2bf8adce38f586ad31a8b5a231fc0..6b666a6c5364c9d5da64e2352bf5672118859835 100644 (file)
--- a/dump/main.c
+++ b/dump/main.c
@@ -40,7 +40,7 @@
 
 #ifndef lint
 static const char rcsid[] =
-       "$Id: main.c,v 1.19 2000/03/02 13:33:00 stelian Exp $";
+       "$Id: main.c,v 1.21 2000/03/03 11:43:35 stelian Exp $";
 #endif /* not lint */
 
 #include <sys/param.h>
@@ -288,7 +288,7 @@ main(int argc, char *argv[])
                exit(X_STARTUP);
        }
        disk = *argv++;
-       if (strlen(disk) > MAXPATHLEN) {
+       if (strlen(disk) >= MAXPATHLEN) {
                (void)fprintf(stderr, "Disk or filesystem name too long: %s\n", disk);
                exit(X_STARTUP);
        }
@@ -393,7 +393,7 @@ main(int argc, char *argv[])
                if (dt != NULL) {
                        char name[MAXPATHLEN];
                        (void)strncpy(spcl.c_dev, dt->fs_spec, NAMELEN);
-                       (void)sprintf(name, "%s (dir %s)",
+                       (void)snprintf(name, sizeof(name), "%s (dir %s)",
                                      dt->fs_file, directory);
                        (void)strncpy(spcl.c_filesys, name, NAMELEN);
                        disk = rawname(dt->fs_spec);
@@ -511,7 +511,7 @@ main(int argc, char *argv[])
        usedinomap = (char *)calloc((unsigned) mapsize, sizeof(char));
        dumpdirmap = (char *)calloc((unsigned) mapsize, sizeof(char));
        dumpinomap = (char *)calloc((unsigned) mapsize, sizeof(char));
-       tapesize = 3 * (howmany(mapsize * sizeof(char), TP_BSIZE) + 1);
+       tapesize = 2 * (howmany(mapsize * sizeof(char), TP_BSIZE) + 1);
 
        nonodump = spcl.c_level < honorlevel;
 
@@ -537,12 +537,12 @@ main(int argc, char *argv[])
        }
 
        if (sizest) {
-               printf("%.0f\n", ((double)tapesize + 10) * TP_BSIZE);
+               printf("%.0f\n", ((double)tapesize + 11) * TP_BSIZE);
                exit(X_FINOK);
        } /* stop here for size estimate */
 
        if (pipeout || unlimited) {
-               tapesize += 10; /* 10 trailer blocks */
+               tapesize += 11; /* 10 trailer blocks + 1 map header */
                msg("estimated %ld tape blocks.\n", tapesize);
        } else {
                double fetapes;