* fhandler.cc (fhandler_base::dup): Drop setting flags in the parent.

Implement advisory file locking.
	* cygheap.h (struct init_cygheap): Add inode_list member.
	* cygwin.din (lockf): Export.
	* dcrt0.cc (child_info_spawn::handle_spawn): Call
	fixup_lockf_after_exec.
	* dtable.h (class dtable): Add fhandler_disk_file as friend class.
	* fhandler.cc (fhandler_base::close): Call del_my_locks if node is set.
	(fhandler_base::fhandler_base): Initialize node to NULL.
	(fhandler_base::fixup_after_fork): Ditto.
	* fhandler.h (class fhandler_base): Add member node.
	* fhandler_disk_file.cc (fhandler_disk_file::lock): Delete.
	* flock.cc: Implement all advisory file locking here.
	(fhandler_disk_file::lock): Implement here.
	(flock): Call fcntl with F_FLOCK bit set.  Remove test main function.
	(lockf): New function.
	* fork.cc (frok::child): Call fixup_lockf_after_fork.
	* ntdll.h (DIRECTORY_ALL_ACCESS): Define.
	(struct _OBJECT_BASIC_INFORMATION): Define.
	(enum _EVENT_TYPE): Define.
	(NtCreateDirectoryObject): Declare.
	(NtCreateEvent): Declare.
	(NtCreateMutant): Declare.
	(NtOpenEvent): Declare.
	(NtOpenMutant): Declare.
	* include/cygwin/version.h: Bump API minor number.
This commit is contained in:
Corinna Vinschen
2008-03-24 14:48:58 +00:00
parent 88f0dc31d1
commit a998dd7055
12 changed files with 1431 additions and 163 deletions

View File

@@ -38,6 +38,7 @@ extern const int proc_len;
class select_record;
class fhandler_disk_file;
class inode_t;
typedef struct __DIR DIR;
struct dirent;
struct iovec;
@@ -136,6 +137,8 @@ class fhandler_base
size_t raixput;
size_t rabuflen;
inode_t *node; /* Used for advisory file locking. See flock.cc. */
DWORD fs_flags;
HANDLE read_state;
int wait_overlapped (bool&, bool, DWORD *) __attribute__ ((regparm (3)));