[Mono-osx] Debug embedded OSX app

[Geoff Norton]

Duane,

  How are you initializing the remove debug agent?  It sounds like you're listening for a console connection as well, but not connecting to that port.

-g

On 2009-12-12, at 10:49 AM, Duane Wandless wrote:

> I'm finally very close to enabling the soft debugger for embedded OSX applications.  Any help would be greatly appreciated.  I am blocked on the MD debugger not responding to the remote app.  Is this issue related to the debugger needing to be signed or something similar? 
> 
> I now can invoke the debugger and have it launch my cocoa app.  I see the Waiting for debugger to connect message.  And in the console I see these 2 lines and no other errors:
> 
> 12/12/09 9:44:04 AM	Firewall[72]	mono is listening from 127.0.0.1:10001 proto=6
> 12/12/09 9:44:04 AM	Firewall[72]	mono is listening from 127.0.0.1:52690 proto=6
> 
> But the invoked app hangs with this call stack:
> #0  0x97c056ca in recvfrom$NOCANCEL$UNIX2003 ()
> #1  0x97c6fe99 in recv ()
> #2  0x00a9e906 in transport_connect (host=0x150c440 "127.0.0.1", port=10001) at debugger-agent.c:1003
> #3  0x00a9e12d in finish_agent_init (on_startup=1) at debugger-agent.c:809
> #4  0x00a9df90 in mono_debugger_agent_init () at debugger-agent.c:763
> #5  0x009d6b20 in mini_init (filename=0x150c100 "/Users/me/Src/sandbox/dec10/svn/my_files/PFiles/build/Debug/PFiles.app/Contents/Libraries/MacMonoClient.exe", runtime_version=0x0) at mini.c:5109
> #6  0x00a5e59a in mono_jit_init (file=0x150c100 "/Users/me/Src/sandbox/dec10/svn/my_files/PFiles/build/Debug/PFiles.app/Contents/Libraries/MacMonoClient.exe") at driver.c:1892
> #7  0x0004fbf7 in InitMono (argc=1, argv=0xbffff644) at /Users/me/Src/sandbox/nov05/svn/InitMono/initmono.m:42
> 
> To get the call stack I launch a dummy app and then launch the real app from within xcode that attempts to connect.  And yes I did try launching the real app directly as well with:
> var psi = new ProcessStartInfo ("open", "/Users/me/Src/sandbox/nov05/svn/working/PFiles/build/Debug/PFiles.app") 
> 
> If I cancel in the MD debugger connecting window I get this immediately from the xcode app:
> debugger-agent: DWP handshake failed.
> 
> I disabled the Firewall just in case with no change.  But since the cocoa app responds to the cancel from MD I believe the connection is sort of established.
> 
> Here is my init code:
> 	MonoDomain *domain;
> 
> 	NSString *libraryPath = [[[NSBundle mainBundle] bundlePath] stringByAppendingPathComponent:@"Contents/Libraries"];
> 	NSString *sampleAssemblyPath = [libraryPath stringByAppendingPathComponent:@"MacMonoClient.exe"];
> 
> 	NSLog(@"libraryPath: %@", sampleAssemblyPath);
> 
> 	mono_config_parse ("config");
> 
>         NSLog(@"about to check for MOON_SOFT_DEBUG");
> 	const gchar *soft_debug;
> 	soft_debug = g_getenv ("MOON_SOFT_DEBUG");
> 	if (soft_debug != NULL) {
> 		NSLog(@"we have MOON_SOFT_DEBUG %s", soft_debug);
> 		gchar *opt = g_strdup_printf ("--debugger-agent=%s", soft_debug);
> 		mono_jit_parse_options (1, &opt);
> 		g_free (opt);
> 	}
> 
> 	mono_debug_init (MONO_DEBUG_FORMAT_MONO);
> 
> 	domain = mono_jit_init ([sampleAssemblyPath UTF8String]);
> 
> Thanks,
> Duane
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