d/freebsd-dev
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Stop mk*temp() from being pathologically stupid in the face of a umask(0);

Browse Source 
There are other ways to fix this than wrapping _gettemp(), but this was
the most convenient.

Discovered by: bde
This commit is contained in:
Peter Wemm 1998-10-20 12:36:36 +00:00
parent 4da8edd59e
commit eb356f9af0
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=40539
1 changed files with 21 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

26
lib/libc/stdio/mktemp.c
View File

@ -36,7 +36,7 @@
static char sccsid[] = "@(#)mktemp.c 8.1 (Berkeley) 6/4/93";
#endif
static const char rcsid[] =
"$Id: mktemp.c,v 1.9 1998/03/03 14:38:36 bde Exp $";
"$Id: mktemp.c,v 1.10 1998/04/14 07:25:05 peter Exp $";
#endif /* LIBC_SCCS and not lint */
#include <sys/types.h>
@ -56,23 +56,39 @@ int
mkstemp(path)
char *path;
{
int fd;
int fd, rval;
mode_t oldumask;
return (_gettemp(path, &fd, 0) ? fd : -1);
oldumask = umask(077);
rval = (_gettemp(path, &fd, 0) ? fd : -1);
umask(oldumask);
return rval;
}
char *
mkdtemp(path)
char *path;
{
return(_gettemp(path, (int *)NULL, 1) ? path : (char *)NULL);
char *rval;
mode_t oldumask;
oldumask = umask(077);
rval = (_gettemp(path, (int *)NULL, 1) ? path : (char *)NULL);
umask(oldumask);
return rval;
}
char *
_mktemp(path)
char *path;
{
return(_gettemp(path, (int *)NULL, 0) ? path : (char *)NULL);
char *rval;
mode_t oldumask;
oldumask = umask(077);
rval = (_gettemp(path, (int *)NULL, 0) ? path : (char *)NULL);
umask(oldumask);
return rval;
}
#ifdef UNSAFE_WARN