diff options
Diffstat (limited to 'util.c')
-rw-r--r-- | util.c | 14 |
1 files changed, 5 insertions, 9 deletions
@@ -234,22 +234,18 @@ valid_filename(char *s) int fd; /* - // if the file exists, then it's a valid filename! - */ - - if (_access(s, 0) == 0) { - return 1; - } - - /* // It doesn't exist, so see if we can open it. */ - if ((fd = _open(s, O_CREAT, 0666)) >= 0) { + if ((fd = _open(s, O_CREAT|O_EXCL, 0666)) >= 0) { _close(fd); _unlink(s); /* don't leave it laying around */ return 1; } + else if (errno == EEXIST) { + /* if the file exists, then it's a valid filename! */ + return 1; + } return 0; } #endif |