diff options
Diffstat (limited to 'REORG.TODO/stdio-common/tst-fileno.c')
-rw-r--r-- | REORG.TODO/stdio-common/tst-fileno.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/REORG.TODO/stdio-common/tst-fileno.c b/REORG.TODO/stdio-common/tst-fileno.c new file mode 100644 index 0000000000..9a828f389f --- /dev/null +++ b/REORG.TODO/stdio-common/tst-fileno.c @@ -0,0 +1,40 @@ +/* Copyright (C) 1994-2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> + +static int +check (const char *name, FILE *stream, int fd) +{ + int sfd = fileno (stream); + printf ("(fileno (%s) = %d) %c= %d\n", name, sfd, + sfd == fd ? '=' : '!', fd); + return sfd != fd; +} + +static int +do_test (void) +{ + return (check ("stdin", stdin, STDIN_FILENO) || + check ("stdout", stdout, STDOUT_FILENO) || + check ("stderr", stderr, STDERR_FILENO)); +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" |