diff options
Diffstat (limited to 'sysdeps/mach/hurd/readdir.c')
| -rw-r--r-- | sysdeps/mach/hurd/readdir.c | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/sysdeps/mach/hurd/readdir.c b/sysdeps/mach/hurd/readdir.c index 3c17d248e1..715f9278a2 100644 --- a/sysdeps/mach/hurd/readdir.c +++ b/sysdeps/mach/hurd/readdir.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1993, 1994, 1995 Free Software Foundation, Inc. +/* Copyright (C) 1993, 1994, 1995, 1996 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 @@ -41,6 +41,8 @@ DEFUN(readdir, (dirp), DIR *dirp) return NULL; } + __libc_lock_lock (dirp->__lock); + do { if (dirp->__ptr - dirp->__data >= dirp->__size) @@ -56,7 +58,11 @@ DEFUN(readdir, (dirp), DIR *dirp) &data, &dirp->__size, dirp->__entry_ptr, -1, 0, &nentries))) - return __hurd_fail (err), NULL; + { + __hurd_fail (err); + dp = NULL; + break; + } /* DATA now corresponds to entry index DIRP->__entry_ptr. */ dirp->__entry_data = dirp->__entry_ptr; @@ -77,8 +83,11 @@ DEFUN(readdir, (dirp), DIR *dirp) dirp->__ptr = dirp->__data; if (nentries == 0) - /* End of file. */ - return NULL; + { + /* End of file. */ + dp = NULL; + break; + } /* We trust the filesystem to return correct data and so we ignore NENTRIES. */ @@ -91,5 +100,7 @@ DEFUN(readdir, (dirp), DIR *dirp) /* Loop to ignore deleted files. */ } while (dp->d_fileno == 0); + __libc_lock_unlock (dirp->__lock); + return dp; } |