From 5dbaca1607d7650bfb3c8fe2766ad3aed044e0c1 Mon Sep 17 00:00:00 2001 From: Christopher Faylor Date: Tue, 24 Feb 2004 17:13:16 +0000 Subject: [PATCH] * dcrt0.cc (_dll_crt0): Add some stern internal errors. --- winsup/cygwin/ChangeLog | 4 ++++ winsup/cygwin/dcrt0.cc | 8 +++++++- winsup/cygwin/init.cc | 2 +- 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 + + * dcrt0.cc (_dll_crt0): Add some stern internal errors. + 2004-02-24 Corinna Vinschen * 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; -- 2.43.5