* dcrt0.cc (dll_crt0_1): Initialize cygwin threads here only when not forking.

* fork.cc (fork_child): Initialize cygwin thread later in process to avoid
allocating memory for thread stacks.
* shared.cc (open_shared): Issue warning if NT and shared segment is relocated.

winsup/cygwin/ChangeLog

@@ -1,3 +1,12 @@
+2002-10-18  Christopher Faylor  <cgf@redhat.com>
+
+	* dcrt0.cc (dll_crt0_1): Initialize cygwin threads here only when not
+	forking.
+	* fork.cc (fork_child): Initialize cygwin thread later in process to
+	avoid allocating memory for thread stacks.
+	* shared.cc (open_shared): Issue warning if NT and shared segment is
+	relocated.
+
 2002-10-18  Christopher Faylor  <cgf@redhat.com>
 
 	* cygthread.cc: Bump number of cygthreads up to accommodate

winsup/cygwin/dcrt0.cc

@@ -573,7 +573,10 @@ dll_crt0_1 ()
   char **envp = NULL;
 
   if (!child_proc_info)
-    memory_init ();
+    {
+      memory_init ();
+      cygthread::init ();
+    }
   else
     {
       bool close_ppid_handle = false;
@@ -616,6 +619,7 @@ dll_crt0_1 ()
 		old_title = strcpy (title_buf, spawn_info->moreinfo->old_title);
 		cfree (spawn_info->moreinfo->old_title);
 	      }
+	    cygthread::init ();
 	    break;
 	}
       if (close_hexec_proc)
@@ -624,8 +628,6 @@ dll_crt0_1 ()
 	CloseHandle (child_proc_info->pppid_handle);
     }
 
-  cygthread::init ();
-
   ProtectHandle (hMainProc);
   ProtectHandle (hMainThread);
 

winsup/cygwin/fork.cc

@@ -30,6 +30,7 @@ details. */
 #include "sync.h"
 #include "shared_info.h"
 #include "cygmalloc.h"
+#include "cygthread.h"
 
 #ifdef DEBUGGING
 static int npid;
@@ -284,7 +285,6 @@ fork_child (HANDLE& hParent, dll *&first_dll, bool& load_dlls)
     api_fatal ("recreate_mmaps_after_fork_failed");
 
   pinfo_fixup_after_fork ();
-  signal_fixup_after_fork ();
 
   MALLOC_CHECK;
 
@@ -307,6 +307,9 @@ fork_child (HANDLE& hParent, dll *&first_dll, bool& load_dlls)
   if (fixup_shms_after_fork ())
     api_fatal ("recreate_shm areas after fork failed");
 
+  cygthread::init ();
+  signal_fixup_after_fork ();
+
   /* Set thread local stuff to zero.  Under Windows 95/98 this is sometimes
      non-zero, for some reason.
      FIXME:  There is a memory leak here after a fork. */

winsup/cygwin/shared.cc

@@ -104,6 +104,10 @@ open_shared (const char *name, int n, HANDLE &shared_h, DWORD size, shared_locat
 
   if (!shared)
     {
+#ifdef DEBUGGING
+      if (wincap.is_winnt ())
+	system_printf ("relocating shared object %s(%d) on Windows NT", name, n);
+#endif
       /* Probably win95, so try without specifying the address.  */
       shared = (shared_info *) MapViewOfFileEx (shared_h,
 				       FILE_MAP_READ|FILE_MAP_WRITE,