diff options
| author |   millert <millert@openbsd.org> | 1996-09-15 18:59:07 +0000 |
|---|---|---|
| committer | millert <millert@openbsd.org> | 1996-09-15 18:59:07 +0000 |
| commit | 445b77f713f977acafe7fb9cc8b986a0c9677c1c (patch) | |
| tree | b67270b0475ccd8433c98b638798460a7e4b49c6 /usr.bin | |
| parent | Blind update of wosch@FreeBSD's code: (diff) | |
| download | wireguard-openbsd-445b77f713f977acafe7fb9cc8b986a0c9677c1c.tar.xz wireguard-openbsd-445b77f713f977acafe7fb9cc8b986a0c9677c1c.zip | |
Slightly safer temp file open.
Diffstat (limited to 'usr.bin')
| -rw-r--r-- | usr.bin/m4/eval.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/usr.bin/m4/eval.c b/usr.bin/m4/eval.c index ef14aa34604..636e113076c 100644 --- a/usr.bin/m4/eval.c +++ b/usr.bin/m4/eval.c @@ -1,4 +1,4 @@ -/* $OpenBSD: eval.c,v 1.5 1996/07/01 20:40:27 deraadt Exp $ */ +/* $OpenBSD: eval.c,v 1.6 1996/09/15 18:59:07 millert Exp $ */ /* $NetBSD: eval.c,v 1.5 1996/01/13 23:25:23 pk Exp $ */ /* @@ -41,7 +41,7 @@ #if 0 static char sccsid[] = "@(#)eval.c 8.2 (Berkeley) 4/27/95"; #else -static char rcsid[] = "$OpenBSD: eval.c,v 1.5 1996/07/01 20:40:27 deraadt Exp $"; +static char rcsid[] = "$OpenBSD: eval.c,v 1.6 1996/09/15 18:59:07 millert Exp $"; #endif #endif /* not lint */ @@ -57,6 +57,7 @@ static char rcsid[] = "$OpenBSD: eval.c,v 1.5 1996/07/01 20:40:27 deraadt Exp $" #include <stdio.h> #include <stdlib.h> #include <string.h> +#include <fcntl.h> #include "mdef.h" #include "stdd.h" #include "extern.h" @@ -664,11 +665,14 @@ void dodiv(n) register int n; { + int fd; + if (n < 0 || n >= MAXOUT) n = 0; /* bitbucket */ if (outfile[n] == NULL) { m4temp[UNIQUE] = n + '0'; - if ((outfile[n] = fopen(m4temp, "w")) == NULL) + if ((fd = open(m4temp, O_CREAT|O_EXCL|O_WRONLY, 0600)) < 0 || + (outfile[n] = fdopen(fd, "w")) == NULL) oops("%s: cannot divert.", m4temp); } oindex = n; |