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* security.h (setacl): Add parameter for writability flag.

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* sec_acl.cc (setacl): Ditto.  Set to true if any ACE with write
	permissions is created.
	* fhandler_disk_file.cc (fhandler_disk_file::facl): Reset
	FILE_ATTRIBUTE_READONLY if ACL contains an ACE with write permissions.
This commit is contained in:
Corinna Vinschen
2007-01-07 12:44:10 +00:00
parent 7ce031f211
commit 6bcc8fd7b1
4 changed files with 26 additions and 6 deletions
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13
winsup/cygwin/sec_acl.cc
View File

@@ -1,6 +1,6 @@
/* sec_acl.cc: Sun compatible ACL functions.
Copyright 2000, 2001, 2002, 2003, 2004 Red Hat, Inc.
Copyright 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007 Red Hat, Inc.
Written by Corinna Vinschen <corinna@vinschen.de>
@@ -44,7 +44,8 @@ searchace (__aclent32_t *aclp, int nentries, int type, __uid32_t id = ILLEGAL_UI
}
int
setacl (HANDLE handle, const char *file, int nentries, __aclent32_t *aclbufp)
setacl (HANDLE handle, const char *file, int nentries, __aclent32_t *aclbufp,
bool &writable)
{
security_descriptor sd_ret;
@@ -108,6 +109,9 @@ setacl (HANDLE handle, const char *file, int nentries, __aclent32_t *aclbufp)
__seterrno ();
return -1;
}
writable = false;
for (int i = 0; i < nentries; ++i)
{
DWORD allow;
@@ -119,7 +123,10 @@ setacl (HANDLE handle, const char *file, int nentries, __aclent32_t *aclbufp)
if (aclbufp[i].a_perm & S_IROTH)
allow |= FILE_GENERIC_READ;
if (aclbufp[i].a_perm & S_IWOTH)
allow |= STANDARD_RIGHTS_WRITE | FILE_GENERIC_WRITE;
{
allow |= STANDARD_RIGHTS_WRITE | FILE_GENERIC_WRITE;
writable = true;
}
if (aclbufp[i].a_perm & S_IXOTH)
allow |= FILE_GENERIC_EXECUTE;
if ((aclbufp[i].a_perm & (S_IWOTH | S_IXOTH)) == (S_IWOTH | S_IXOTH))