diff options
Diffstat (limited to 'winsup/cygwin/dtable.h')
| -rw-r--r-- | winsup/cygwin/dtable.h | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/winsup/cygwin/dtable.h b/winsup/cygwin/dtable.h index 0b2db916b..573467d01 100644 --- a/winsup/cygwin/dtable.h +++ b/winsup/cygwin/dtable.h @@ -12,6 +12,7 @@ details. */ #define NOFILE_INCR 32 #include "thread.h" +#include "sync.h" class suffix_info; class fhandler_fifo; @@ -19,6 +20,7 @@ class fhandler_fifo; #define BFH_OPTS (PC_NULLEMPTY | PC_FULL | PC_POSIX) class dtable { + muto *lock_cs; fhandler_base **fds; fhandler_base **fds_on_hold; fhandler_base **archetypes; @@ -27,6 +29,9 @@ class dtable static const int initial_archetype_size = 8; int first_fd_for_open; int cnt_need_fixup_before; + void lock () {lock_cs->acquire ();} + void unlock () {lock_cs->release ();} + void init_lock (); public: size_t size; @@ -50,11 +55,9 @@ public: void fixup_after_fork (HANDLE); inline int not_open (int fd) { - SetResourceLock (LOCK_FD_LIST, READ_LOCK, "not_open"); - + lock (); int res = fd < 0 || fd >= (int) size || fds[fd] == NULL; - - ReleaseResourceLock (LOCK_FD_LIST, READ_LOCK, "not open"); + unlock (); return res; } int find_unused_handle (int start); @@ -76,6 +79,11 @@ public: fhandler_base *find_archetype (device& dev); fhandler_base **add_archetype (); void delete_archetype (fhandler_base *); + friend void dtable_init (); + friend void __stdcall close_all_files (); + friend class cygheap_fdmanip; + friend class cygheap_fdget; + friend class cygheap_fdnew; }; fhandler_base *build_fh_dev (const device&, const char * = NULL); |