diff options
Diffstat (limited to 'winsup/cygwin/cygheap.cc')
| -rw-r--r-- | winsup/cygwin/cygheap.cc | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/winsup/cygwin/cygheap.cc b/winsup/cygwin/cygheap.cc index 53a66cfac..be52f0446 100644 --- a/winsup/cygwin/cygheap.cc +++ b/winsup/cygwin/cygheap.cc @@ -16,6 +16,7 @@ #include "security.h" #include "fhandler.h" #include "dtable.h" +#include "path.h" #include "cygheap.h" #include "child_info.h" #include "heap.h" @@ -345,6 +346,39 @@ cstrdup1 (const char *s) return p; } +bool +init_cygheap::etc_changed () +{ + bool res = 0; + + if (!etc_changed_h) + { + path_conv pwd ("/etc"); + etc_changed_h = FindFirstChangeNotification (pwd, FALSE, + FILE_NOTIFY_CHANGE_LAST_WRITE); + if (etc_changed_h == INVALID_HANDLE_VALUE) + system_printf ("Can't open /etc for checking, %E", (char *) pwd, + etc_changed_h); + else if (!DuplicateHandle (hMainProc, etc_changed_h, hMainProc, + &etc_changed_h, 0, TRUE, + DUPLICATE_SAME_ACCESS | DUPLICATE_CLOSE_SOURCE)) + { + system_printf ("Can't inherit /etc handle, %E", (char *) pwd, + etc_changed_h); + etc_changed_h = INVALID_HANDLE_VALUE; + } + } + + if (etc_changed_h != INVALID_HANDLE_VALUE + && WaitForSingleObject (etc_changed_h, 0) == WAIT_OBJECT_0) + { + (void) FindNextChangeNotification (etc_changed_h); + res = 1; + } + + return res; +} + void cygheap_root::set (const char *posix, const char *native) { |