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Don't change the active partition when the user says not to change it.
Convert absolute sector 0 to C/H/S 0/0/0, not 0/0/1. Open in O_RDWR mode for the undocumented -a option, so that -a can be used without -u.
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parent
0bf495e561
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0b461cd7de
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=3723
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@ -390,11 +390,11 @@ struct dos_partition *partp = ((struct dos_partition *) &mboot.parts);
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if (a_flag && which != -1)
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active = which;
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if (ok("Do you want to change the active partition?")) {
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do
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Decimal("active partition", active, tmp);
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while(!ok("Are you happy with this choice"));
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}
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if (!ok("Do you want to change the active partition?"))
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return;
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do
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Decimal("active partition", active, tmp);
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while (!ok("Are you happy with this choice"));
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for (i = 0; i < NDOSPART; i++)
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partp[i].dp_flag = 0;
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partp[active].dp_flag = ACTIVE;
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@ -429,6 +429,11 @@ unsigned char *c, *s, *h;
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int cy;
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int hd;
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if (sec == 0) {
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*s = *c = *h = 0;
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return;
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}
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cy = sec / ( dos_cylsecs );
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sec = sec - cy * ( dos_cylsecs );
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@ -456,7 +461,7 @@ struct stat st;
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if ( !(st.st_mode & S_IFCHR) )
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fprintf(stderr,"%s: Device %s is not character special\n",
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name, disk);
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if ((fd = open(disk, u_flag?O_RDWR:O_RDONLY)) == -1) {
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if ((fd = open(disk, a_flag || u_flag ? O_RDWR : O_RDONLY)) == -1) {
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fprintf(stderr,"%s: Can't open device %s\n", name, disk);
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return -1;
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}
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@ -390,11 +390,11 @@ struct dos_partition *partp = ((struct dos_partition *) &mboot.parts);
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if (a_flag && which != -1)
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active = which;
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if (ok("Do you want to change the active partition?")) {
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do
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Decimal("active partition", active, tmp);
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while(!ok("Are you happy with this choice"));
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}
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if (!ok("Do you want to change the active partition?"))
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return;
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do
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Decimal("active partition", active, tmp);
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while (!ok("Are you happy with this choice"));
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for (i = 0; i < NDOSPART; i++)
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partp[i].dp_flag = 0;
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partp[active].dp_flag = ACTIVE;
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@ -429,6 +429,11 @@ unsigned char *c, *s, *h;
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int cy;
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int hd;
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if (sec == 0) {
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*s = *c = *h = 0;
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return;
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}
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cy = sec / ( dos_cylsecs );
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sec = sec - cy * ( dos_cylsecs );
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@ -456,7 +461,7 @@ struct stat st;
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if ( !(st.st_mode & S_IFCHR) )
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fprintf(stderr,"%s: Device %s is not character special\n",
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name, disk);
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if ((fd = open(disk, u_flag?O_RDWR:O_RDONLY)) == -1) {
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if ((fd = open(disk, a_flag || u_flag ? O_RDWR : O_RDONLY)) == -1) {
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fprintf(stderr,"%s: Can't open device %s\n", name, disk);
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return -1;
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}
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