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'r' disk devices no longer exist, so don't try to create a pathname

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that has an 'r' in it.

This also eliminates a bogus use of strlcat.
PR: 80064
This commit is contained in:
Warner Losh 2005-04-18 15:08:29 +00:00
parent cfdb76e5b0
commit f8aa7a835c
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=145238
1 changed files with 10 additions and 20 deletions
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30
sbin/dump/main.c
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@ -659,29 +659,19 @@ sig(int signo)
char *
rawname(char *cp)
{
static char rawbuf[MAXPATHLEN];
char *dp;
struct stat sb;
if (stat(cp, &sb) == 0) {
/*
* If the name already refers to a raw device, return
* it immediately without tampering.
*/
if ((sb.st_mode & S_IFMT) == S_IFCHR)
return (cp);
}
/*
* Ensure that the device passed in is a raw device.
*/
if (stat(cp, &sb) == 0 && (sb.st_mode & S_IFMT) == S_IFCHR)
return (cp);
dp = strrchr(cp, '/');
if (dp == NULL)
return (NULL);
*dp = '\0';
(void)strlcpy(rawbuf, cp, MAXPATHLEN - 1);
*dp = '/';
(void)strlcat(rawbuf, "/r", MAXPATHLEN - 1 - strlen(rawbuf));
(void)strlcat(rawbuf, dp + 1, MAXPATHLEN - 1 - strlen(rawbuf));
return (rawbuf);
/*
* Since there's only one device type now, we can't construct any
* better name, so we have to return NULL.
*/
return (NULL);
}
/*