Module: wine Branch: master Commit: e7a032c13144058d780b3c563b0f7c612a5223ba URL: http://source.winehq.org/git/wine.git/?a=commit;h=e7a032c13144058d780b3c563b...
Author: Alexandre Julliard julliard@winehq.org Date: Sat Feb 26 12:41:36 2011 +0100
server: Work around Mac OS not being able to set global breakpoint flags.
---
server/mach.c | 8 ++++++-- 1 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/server/mach.c b/server/mach.c index f9490f3..f890321 100644 --- a/server/mach.c +++ b/server/mach.c @@ -211,6 +211,7 @@ void set_thread_context( struct thread *thread, const context_t *context, unsign mach_msg_type_number_t count = sizeof(state) / sizeof(int); mach_msg_type_name_t type; mach_port_t port, process_port = get_process_port( thread->process ); + unsigned int dr7;
/* all other regs are handled on the client side */ assert( flags == SERVER_CTX_DEBUG_REGISTERS ); @@ -223,6 +224,9 @@ void set_thread_context( struct thread *thread, const context_t *context, unsign return; }
+ /* Mac OS doesn't allow setting the global breakpoint flags */ + dr7 = (context->debug.i386_regs.dr7 & ~0xaa) | ((context->debug.i386_regs.dr7 & 0xaa) >> 1); + #if __DARWIN_UNIX03 && defined(_STRUCT_X86_DEBUG_STATE32) state.__dr0 = context->debug.i386_regs.dr0; state.__dr1 = context->debug.i386_regs.dr1; @@ -231,7 +235,7 @@ void set_thread_context( struct thread *thread, const context_t *context, unsign state.__dr4 = 0; state.__dr5 = 0; state.__dr6 = context->debug.i386_regs.dr6; - state.__dr7 = context->debug.i386_regs.dr7; + state.__dr7 = dr7; #else state.dr0 = context->debug.i386_regs.dr0; state.dr1 = context->debug.i386_regs.dr1; @@ -240,7 +244,7 @@ void set_thread_context( struct thread *thread, const context_t *context, unsign state.dr4 = 0; state.dr5 = 0; state.dr6 = context->debug.i386_regs.dr6; - state.dr7 = context->debug.i386_regs.dr7; + state.dr7 = dr7; #endif if (!thread_set_state( port, x86_DEBUG_STATE32, (thread_state_t)&state, count )) {