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| author | Corinna Vinschen <corinna@vinschen.de> | 2001-01-24 04:00:41 +0000 |
|---|---|---|
| committer | Corinna Vinschen <corinna@vinschen.de> | 2001-01-24 04:00:41 +0000 |
| commit | 174f1a392e5cf411710edaa212545e208270b24a (patch) | |
| tree | 570a1ce481e21d9f118ce89491b407bc34a5379c /winsup/cygwin/mmap.cc | |
| parent | 1d8bdab0d59787347faec41fde9e8d410404d108 (diff) | |
| download | cygnal-174f1a392e5cf411710edaa212545e208270b24a.tar.gz cygnal-174f1a392e5cf411710edaa212545e208270b24a.tar.bz2 cygnal-174f1a392e5cf411710edaa212545e208270b24a.zip | |
* mmap.cc (fhandler_disk_file::mmap): Call CreateFileMapping with
len != 0 only when performing an anonymous mapping.
Diffstat (limited to 'winsup/cygwin/mmap.cc')
| -rw-r--r-- | winsup/cygwin/mmap.cc | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/winsup/cygwin/mmap.cc b/winsup/cygwin/mmap.cc index 70cb36737..354bcaee6 100644 --- a/winsup/cygwin/mmap.cc +++ b/winsup/cygwin/mmap.cc @@ -1,6 +1,6 @@ /* mmap.cc - Copyright 1996, 1997, 1998, 2000 Cygnus Solutions. + Copyright 1996, 1997, 1998, 2000, 2001 Cygnus Solutions. This file is part of Cygwin. @@ -689,7 +689,12 @@ fhandler_disk_file::mmap (caddr_t *addr, size_t len, DWORD access, else protect = PAGE_READONLY; - HANDLE h = CreateFileMapping (get_handle(), &sec_none, protect, 0, len, NULL); + HANDLE h = CreateFileMapping (get_handle (), + &sec_none, + protect, + 0, + get_handle () == INVALID_HANDLE_VALUE ? len : 0, + NULL); if (h == 0) { __seterrno (); |