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Don't continue if the '-C' option (a-la GNUtar; commited in options.c

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rev 1.18, but not documented in the man page) caused a failed chdir.
Otherwise, one can easily overwrite files.

Submitted by:	Robert Nagy <robert@openbsd.org>
Obtained from:	OpenBSD
This commit is contained in:
obrien 2004-06-25 05:27:59 +00:00
parent b9baf21492
commit 8714fd098c
1 changed files with 3 additions and 1 deletions
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4
bin/pax/ar_io.c
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@ -154,8 +154,10 @@ ar_open(const char *name)
return(-1); return(-1);
if (chdname != NULL) if (chdname != NULL)
if (chdir(chdname) != 0) if (chdir(chdname) != 0) {
syswarn(1, errno, "Failed chdir to %s", chdname); syswarn(1, errno, "Failed chdir to %s", chdname);
return(-1);
}
/* /*
* set up is based on device type * set up is based on device type
*/ */