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Give clearer diagnostics on some cases of invalid

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combinations of mdconfig(8) command-line arguments.

Make mdconfig(8) accept "-a -f file -o options"
equally with "-a -f file" (assuming "-t vnode".)
This commit is contained in:
yar 2003-04-01 15:23:55 +00:00
parent c235e25328
commit 5f9d93b08d
1 changed files with 6 additions and 0 deletions
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6
sbin/mdconfig/mdconfig.c
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@ -105,6 +105,7 @@ main(int argc, char **argv)
/* Imply ``-t vnode'' */
mdio.md_type = MD_VNODE;
mdio.md_options = MD_CLUSTER | MD_AUTOUNIT | MD_COMPRESS;
cmdline = 2;
}
mdio.md_file = optarg;
break;
@ -176,12 +177,17 @@ main(int argc, char **argv)
&& (mdio.md_type == MD_MALLOC || mdio.md_type == MD_SWAP))
if (mdio.md_size == 0)
errx(1, "must specify -s for -t malloc or -t swap");
if (cmdline == 2 && mdio.md_type == MD_VNODE)
if (mdio.md_file == NULL)
errx(1, "must specify -f for -t vnode");
if (action == LIST) {
if (mdio.md_options & MD_AUTOUNIT)
list(fd);
else
query(fd, mdio.md_unit);
} else if (action == ATTACH) {
if (cmdline < 2)
usage();
i = ioctl(fd, MDIOCATTACH, &mdio);
if (i < 0)
err(1, "ioctl(/dev/%s)", MDCTL_NAME);