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mirror of https://git.FreeBSD.org/src.git synced 2024-12-12 09:58:36 +00:00

Synchronize usage() with reality.

Semi-automatic handling of /dev prefix for device names.

Sponsored by:	DARPA & NAI Labs.
Approved by:	re (blanket)
This commit is contained in:
Poul-Henning Kamp 2002-12-01 15:58:28 +00:00
parent 03e58f67ae
commit 725490c68f
Notes: svn2git 2020-12-20 02:59:44 +00:00
svn path=/head/; revision=107455

View File

@ -41,6 +41,7 @@
#include <stdint.h>
#include <unistd.h>
#include <fcntl.h>
#include <paths.h>
#include <strings.h>
#include <stdlib.h>
#include <err.h>
@ -100,11 +101,11 @@ usage(const char *reason)
p = getprogname();
fprintf(stderr, "Usage error: %s", reason);
fprintf(stderr, "Usage:\n");
fprintf(stderr, "\t%s attach dest -l filename\n", p);
fprintf(stderr, "\t%s attach dest [-l lockfile]\n", p);
fprintf(stderr, "\t%s detach dest\n", p);
fprintf(stderr, "\t%s init dest [-i] [-f filename] -l filename\n", p);
fprintf(stderr, "\t%s setkey dest [-n key] -l filename\n", p);
fprintf(stderr, "\t%s destroy dest [-n key] -l filename\n", p);
fprintf(stderr, "\t%s init /dev/dest [-i] [-f filename] [-L lockfile]\n", p);
fprintf(stderr, "\t%s setkey dest [-n key] [-l lockfile] [-L lockfile]\n", p);
fprintf(stderr, "\t%s destroy dest [-n key] [-l lockfile] [-L lockfile]\n", p);
exit (1);
}
@ -644,10 +645,11 @@ main(int argc, char **argv)
const char *l_opt, *L_opt;
const char *p_opt, *P_opt;
const char *f_opt;
const char *dest;
int i_opt, n_opt, ch, dfd, nkey, doopen;
char *dest;
int i_opt, n_opt, ch, dfd, doopen;
u_int nkey;
int i;
char *q;
char *q, buf[BUFSIZ];
struct g_bde_key *gl;
struct g_bde_softc sc;
@ -683,7 +685,7 @@ main(int argc, char **argv)
argc--;
argv++;
dest = argv[1];
dest = strdup(argv[1]);
argc--;
argv++;
@ -727,8 +729,17 @@ main(int argc, char **argv)
if (doopen) {
dfd = open(dest, O_RDWR | O_CREAT, 0644);
if (dfd < 0) {
sprintf(buf, "%s%s", _PATH_DEV, dest);
dfd = open(buf, O_RDWR | O_CREAT, 0644);
}
if (dfd < 0)
err(1, dest);
} else {
if (!memcmp(dest, _PATH_DEV, strlen(_PATH_DEV)))
strcpy(dest, dest + strlen(_PATH_DEV));
if (strchr(dest, '/'))
usage("\"dest\" argument must be geom-name\n");
}
memset(&sc, 0, sizeof sc);