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* shared_info.h (open_shared): Create function wrapper for common use case.

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(open_shared): Change fifth argument to a pointer rather than a reference.
* fhandler_console.cc (fhandler_console::get_tty_stuff): Eliminate use of dummy
variable and call open_shared with constant.
* fhandler_process.cc (format_process_mounts): Ditto.
* pinfo.cc (pinfo::init): Pass pointer to shloc.
* shared.cc (shared_mem_inited): New variable.
(open_shared): Crate function wrapper for common use case.
(open_shared): Accommodate change to fifth argument to a pointer.
(shared_info::initialize): Remove spinlock test.  Simplify function.  Move
get_session_parent_dir call back here.
(memory_init): Protect global shared settings with shared_mem_inited spinlock.
Move get_session_parent_dir call to shared_info::initialize.
This commit is contained in:
Christopher Faylor
2010-03-09 21:26:55 +00:00
parent fab7d5988a
commit bd3b3783f8
6 changed files with 85 additions and 47 deletions
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10
winsup/cygwin/shared_info.h
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@@ -97,10 +97,12 @@ HANDLE get_shared_parent_dir ();
HANDLE get_session_parent_dir ();
char *__stdcall shared_name (char *, const char *, int);
WCHAR *__stdcall shared_name (WCHAR *, const WCHAR *, int);
void *__stdcall open_shared (const WCHAR *name, int n, HANDLE &shared_h,
DWORD size, shared_locations&,
PSECURITY_ATTRIBUTES psa = &sec_all,
DWORD access = FILE_MAP_READ | FILE_MAP_WRITE);
void *__stdcall open_shared (const WCHAR *, int, HANDLE&, DWORD,
shared_locations, PSECURITY_ATTRIBUTES = &sec_all,
DWORD = FILE_MAP_READ | FILE_MAP_WRITE);
void *__stdcall open_shared (const WCHAR *, int, HANDLE&, DWORD,
shared_locations *, PSECURITY_ATTRIBUTES = &sec_all,
DWORD = FILE_MAP_READ | FILE_MAP_WRITE);
extern void user_shared_create (bool reinit);
extern void user_shared_initialize ();
extern void init_installation_root ();