Mercurial > gnulib
view tests/test-fclose.c @ 40156:066c585853e5
tests: Accommodate a shell that is not in /bin/sh.
* tests/init.sh (setup_): Set srcdir and builddir.
(BOURNE_SHELL): New variable.
* modules/acl-tests (Depends-on): Add 'test-framework-sh'.
* modules/file-has-acl-tests (Depends-on): Likewise.
* modules/copy-file-tests (Depends-on): Likewise.
* tests/test-set-mode-acl-1.sh: Use the test framework. Invoke shell
scripts through $BOURNE_SHELL.
* tests/test-set-mode-acl-2.sh: Likewise.
* tests/test-copy-acl-1.sh: Likewise.
* tests/test-copy-acl-2.sh: Likewise.
* tests/test-file-has-acl-1.sh: Likewise.
* tests/test-file-has-acl-2.sh: Likewise.
* tests/test-copy-file-1.sh: Likewise.
* tests/test-copy-file-2.sh: Likewise.
* tests/test-set-mode-acl.sh (builddir): Consider value set by the
invoker.
* tests/test-copy-acl.sh (builddir): Likewise.
* tests/test-file-has-acl.sh (builddir): Likewise.
* tests/test-copy-file.sh (builddir): Likewise.
* tests/test-vc-list-files-cvs.sh: Don't create shims for executables in
build-aux/. Instead, invoke shell scripts through $BOURNE_SHELL.
* tests/test-vc-list-files-git.sh: Likewise.
author | Bruno Haible <bruno@clisp.org> |
---|---|
date | Sun, 27 Jan 2019 16:01:23 +0100 |
parents | b06060465f09 |
children |
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/* Test of fclose module. Copyright (C) 2011-2019 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, 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 <https://www.gnu.org/licenses/>. */ /* Written by Eric Blake. */ #include <config.h> #include <stdio.h> #include "signature.h" SIGNATURE_CHECK (fclose, int, (FILE *)); #include <errno.h> #include <fcntl.h> #include <stdlib.h> #include <string.h> #include <unistd.h> #include "macros.h" #define BASE "test-fclose.t" int main (int argc, char **argv) { const char buf[] = "hello world"; int fd; int fd2; FILE *f; /* Prepare a seekable file. */ fd = open (BASE, O_RDWR | O_CREAT | O_TRUNC, 0600); ASSERT (0 <= fd); ASSERT (write (fd, buf, sizeof buf) == sizeof buf); ASSERT (lseek (fd, 1, SEEK_SET) == 1); /* Create an output stream visiting the file; when it is closed, all other file descriptors visiting the file must see the new file position. */ fd2 = dup (fd); ASSERT (0 <= fd2); f = fdopen (fd2, "w"); ASSERT (f); ASSERT (fputc (buf[1], f) == buf[1]); ASSERT (fclose (f) == 0); errno = 0; ASSERT (lseek (fd2, 0, SEEK_CUR) == -1); ASSERT (errno == EBADF); ASSERT (lseek (fd, 0, SEEK_CUR) == 2); /* Likewise for an input stream. */ fd2 = dup (fd); ASSERT (0 <= fd2); f = fdopen (fd2, "r"); ASSERT (f); ASSERT (fgetc (f) == buf[2]); ASSERT (fclose (f) == 0); errno = 0; ASSERT (lseek (fd2, 0, SEEK_CUR) == -1); ASSERT (errno == EBADF); ASSERT (lseek (fd, 0, SEEK_CUR) == 3); /* Test that fclose() sets errno if someone else closes the stream fd behind the back of stdio. */ { FILE *fp = fdopen (fd, "w+"); ASSERT (fp != NULL); ASSERT (close (fd) == 0); errno = 0; ASSERT (fclose (fp) == EOF); ASSERT (errno == EBADF); } /* Test that fclose() sets errno if the stream was constructed with an invalid file descriptor. */ { FILE *fp = fdopen (-1, "r"); if (fp != NULL) { errno = 0; ASSERT (fclose (fp) == EOF); ASSERT (errno == EBADF); } } { FILE *fp; close (99); fp = fdopen (99, "r"); if (fp != NULL) { errno = 0; ASSERT (fclose (fp) == EOF); ASSERT (errno == EBADF); } } /* Clean up. */ ASSERT (remove (BASE) == 0); return 0; }