diff options
| author | Corinna Vinschen <corinna@vinschen.de> | 2003-01-16 17:11:10 +0300 |
|---|---|---|
| committer | Corinna Vinschen <corinna@vinschen.de> | 2003-01-16 17:11:10 +0300 |
| commit | 41429bc99b584a94e167f1421533285e1171c13a (patch) | |
| tree | 8bfff9cac61d441e0fd0d7a16c7abe9a9a5a4e72 | |
| parent | 0036d6bdaace3e1d12cdac0f27bc396248914dba (diff) | |
* mmap.cc (fixup_mmaps_after_fork): Add ERROR_NOACCESS to the list of
ReadProcessMemory() error codes that trigger a retry with temporary
PAGE_READONLY access. Note that this can occur on NT 4.0.
| -rw-r--r-- | winsup/cygwin/ChangeLog | 6 | ||||
| -rw-r--r-- | winsup/cygwin/mmap.cc | 6 |
2 files changed, 10 insertions, 2 deletions
diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog index 956a7fb1a..e9c3a2077 100644 --- a/winsup/cygwin/ChangeLog +++ b/winsup/cygwin/ChangeLog @@ -1,3 +1,9 @@ +2003-01-16 Jason Tishler <jason@tishler.net> + + * mmap.cc (fixup_mmaps_after_fork): Add ERROR_NOACCESS to the list of + ReadProcessMemory() error codes that trigger a retry with temporary + PAGE_READONLY access. Note that this can occur on NT 4.0. + 2003-01-15 Christopher Faylor <cgf@redhat.com> * path.cc (normalize_posix_path): Convert win32 path separators to diff --git a/winsup/cygwin/mmap.cc b/winsup/cygwin/mmap.cc index d1fe5d761..37b8fafb5 100644 --- a/winsup/cygwin/mmap.cc +++ b/winsup/cygwin/mmap.cc @@ -986,9 +986,11 @@ fixup_mmaps_after_fork (HANDLE parent) getpagesize (), NULL)) { DWORD old_prot; + DWORD last_error = GetLastError (); - if (GetLastError () != ERROR_PARTIAL_COPY || - !wincap.virtual_protect_works_on_shared_pages ()) + if (last_error != ERROR_PARTIAL_COPY + && last_error != ERROR_NOACCESS + || !wincap.virtual_protect_works_on_shared_pages ()) { system_printf ("ReadProcessMemory failed for " "MAP_PRIVATE address %p, %E", |