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-rw-r--r--winsup/cygwin/ChangeLog4
-rw-r--r--winsup/cygwin/dcrt0.cc8
-rw-r--r--winsup/cygwin/init.cc2
3 files changed, 12 insertions, 2 deletions
diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog
index 2b5fca94b..deef3d063 100644
--- a/winsup/cygwin/ChangeLog
+++ b/winsup/cygwin/ChangeLog
@@ -1,3 +1,7 @@
+2004-02-24 Christopher Faylor <cgf@redhat.com>
+
+ * dcrt0.cc (_dll_crt0): Add some stern internal errors.
+
2004-02-24 Corinna Vinschen <corinna@vinschen.de>
* thread.cc (pthread::cancelable_wait): Rearrange slightly.
diff --git a/winsup/cygwin/dcrt0.cc b/winsup/cygwin/dcrt0.cc
index 06982e653..eba2348be 100644
--- a/winsup/cygwin/dcrt0.cc
+++ b/winsup/cygwin/dcrt0.cc
@@ -910,12 +910,18 @@ extern "C" void __stdcall
_dll_crt0 ()
{
extern HANDLE sync_startup;
- if (sync_startup)
+ if (!sync_startup)
+ system_printf ("internal error: sync_startup not called at start. Expect signal problems.");
+ else
{
(void) WaitForSingleObject (sync_startup, INFINITE);
CloseHandle (sync_startup);
}
+ extern unsigned threadfunc_ix;
+ if (!threadfunc_ix)
+ system_printf ("internal error: couldn't determine location of thread function on stack. Expect signal problems.");
+
main_environ = user_data->envptr;
*main_environ = NULL;
diff --git a/winsup/cygwin/init.cc b/winsup/cygwin/init.cc
index b6d187328..58556d80b 100644
--- a/winsup/cygwin/init.cc
+++ b/winsup/cygwin/init.cc
@@ -17,7 +17,7 @@ details. */
int NO_COPY dynamically_loaded;
static char *search_for = (char *) cygthread::stub;
-static unsigned threadfunc_ix __attribute__((section ("cygwin_dll_common"), shared)) = 0;
+unsigned threadfunc_ix __attribute__((section ("cygwin_dll_common"), shared)) = 0;
DWORD tls_func;
HANDLE sync_startup;