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author | imp <imp@FreeBSD.org> | 1999-08-21 17:56:44 +0000 |
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committer | imp <imp@FreeBSD.org> | 1999-08-21 17:56:44 +0000 |
commit | 019ef99305239293158eb2df6f4780465957b216 (patch) | |
tree | 9f2e9b90fa22a2216615af7bb943b95da48ef86b /lib/libc/stdio/tmpnam.c | |
parent | cdea47dc6eedf22eb73e5b4675affbc31669814e (diff) | |
download | FreeBSD-src-019ef99305239293158eb2df6f4780465957b216.zip FreeBSD-src-019ef99305239293158eb2df6f4780465957b216.tar.gz |
Add warnings, ala mktemp, to tempnam and tmpnam as a reminder that
these are inherently unsafe interfaces.
Do not allow TMPDIR to override path for setuid/setgid programs.
Diffstat (limited to 'lib/libc/stdio/tmpnam.c')
-rw-r--r-- | lib/libc/stdio/tmpnam.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/libc/stdio/tmpnam.c b/lib/libc/stdio/tmpnam.c index ce86482..d0aed48 100644 --- a/lib/libc/stdio/tmpnam.c +++ b/lib/libc/stdio/tmpnam.c @@ -43,6 +43,11 @@ static char sccsid[] = "@(#)tmpnam.c 8.3 (Berkeley) 3/28/94"; #include <stdio.h> #include <unistd.h> +__warn_references(tmpnam, + "warning: tmpnam() possibly used unsafely; consider using mkstemp()"); + +extern char *_mktemp __P((char *)); + char * tmpnam(s) char *s; |