X-Git-Url: https://git.cworth.org/git?a=blobdiff_plain;f=lib%2Ffd-safer.c;fp=lib%2Ffd-safer.c;h=0000000000000000000000000000000000000000;hb=3322ff6164a1e9dd3d1622c64a9b9b7c5f303ef6;hp=fb9900180ee1e8e2f14bd83830287df8e1d5ef91;hpb=d73c4937b8f7712f6eb78774fa9711b701b419fd;p=tar
diff --git a/lib/fd-safer.c b/lib/fd-safer.c
deleted file mode 100644
index fb99001..0000000
--- a/lib/fd-safer.c
+++ /dev/null
@@ -1,50 +0,0 @@
-/* Return a safer copy of a file descriptor.
-
- Copyright (C) 2005, 2006, 2009 Free Software Foundation, Inc.
-
- This program is free software: you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see . */
-
-/* Written by Paul Eggert. */
-
-#include
-
-#include "unistd-safer.h"
-
-#include
-
-#include
-
-/* Return FD, unless FD would be a copy of standard input, output, or
- error; in that case, return a duplicate of FD, closing FD. On
- failure to duplicate, close FD, set errno, and return -1. Preserve
- errno if FD is negative, so that the caller can always inspect
- errno when the returned value is negative.
-
- This function is usefully wrapped around functions that return file
- descriptors, e.g., fd_safer (open ("file", O_RDONLY)). */
-
-int
-fd_safer (int fd)
-{
- if (STDIN_FILENO <= fd && fd <= STDERR_FILENO)
- {
- int f = dup_safer (fd);
- int e = errno;
- close (fd);
- errno = e;
- fd = f;
- }
-
- return fd;
-}