diff options
Diffstat (limited to 'newlib/libc/posix/readdir.c')
-rw-r--r-- | newlib/libc/posix/readdir.c | 37 |
1 files changed, 6 insertions, 31 deletions
diff --git a/newlib/libc/posix/readdir.c b/newlib/libc/posix/readdir.c index da07d5c00..308330cb0 100644 --- a/newlib/libc/posix/readdir.c +++ b/newlib/libc/posix/readdir.c @@ -39,61 +39,36 @@ static char sccsid[] = "@(#)readdir.c 5.7 (Berkeley) 6/1/90"; #include <dirent.h> -extern int getdents (int fd, void *dp, int count); - /* * get next entry in a directory. */ struct dirent * -_DEFUN(readdir, (dirp), - register DIR *dirp) -{ +readdir(dirp) +register DIR *dirp; { register struct dirent *dp; - -#ifdef HAVE_DD_LOCK - __lock_acquire_recursive(dirp->dd_lock); -#endif - - if (dirp->dd_fd == -1) - return NULL; - + for (;;) { if (dirp->dd_loc == 0) { dirp->dd_size = getdents (dirp->dd_fd, dirp->dd_buf, dirp->dd_len); - if (dirp->dd_size <= 0) { -#ifdef HAVE_DD_LOCK - __lock_release_recursive(dirp->dd_lock); -#endif + if (dirp->dd_size <= 0) return NULL; - } } if (dirp->dd_loc >= dirp->dd_size) { dirp->dd_loc = 0; continue; } dp = (struct dirent *)(dirp->dd_buf + dirp->dd_loc); - if ((int)dp & 03) { /* bogus pointer check */ -#ifdef HAVE_DD_LOCK - __lock_release_recursive(dirp->dd_lock); -#endif + if ((int)dp & 03) /* bogus pointer check */ return NULL; - } if (dp->d_reclen <= 0 || - dp->d_reclen > dirp->dd_len + 1 - dirp->dd_loc) { -#ifdef HAVE_DD_LOCK - __lock_release_recursive(dirp->dd_lock); -#endif + dp->d_reclen > dirp->dd_len + 1 - dirp->dd_loc) return NULL; - } dirp->dd_loc += dp->d_reclen; if (dp->d_ino == 0) continue; -#ifdef HAVE_DD_LOCK - __lock_release_recursive(dirp->dd_lock); -#endif return (dp); } } |