diff options
Diffstat (limited to 'gnulib/import/closedir.c')
-rw-r--r-- | gnulib/import/closedir.c | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/gnulib/import/closedir.c b/gnulib/import/closedir.c new file mode 100644 index 0000000..30d1290 --- /dev/null +++ b/gnulib/import/closedir.c @@ -0,0 +1,71 @@ +/* Stop reading the entries of a directory. + Copyright (C) 2006-2016 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 <http://www.gnu.org/licenses/>. */ + +#include <config.h> + +/* Specification. */ +#include <dirent.h> + +#if REPLACE_FCHDIR +# include <unistd.h> +#endif + +#if HAVE_CLOSEDIR + +/* Override closedir(), to keep track of the open file descriptors. + Needed because there is a function dirfd(). */ + +#else + +# include <stdlib.h> + +# include "dirent-private.h" + +#endif + +int +closedir (DIR *dirp) +{ +# if REPLACE_FCHDIR || REPLACE_DIRFD + int fd = dirfd (dirp); +# endif + int retval; + +#if HAVE_CLOSEDIR +# undef closedir + + retval = closedir (dirp); + +# ifdef __KLIBC__ + if (!retval) + _gl_unregister_dirp_fd (fd); +# endif +#else + + if (dirp->current != INVALID_HANDLE_VALUE) + FindClose (dirp->current); + free (dirp); + + retval = 0; + +#endif + +#if REPLACE_FCHDIR + if (retval >= 0) + _gl_unregister_fd (fd); +#endif + return retval; +} |