Experimental Physics and
Industrial Control System

"Mark Rivers" <[email protected]> · Tue, 16 Oct 2007 15:19:33 -0500

Type "bt" at the gdb prompt to get a stack trace and see what function
you are in when the access fault occurs.

Mark

> -----Original Message-----
> From: [email protected] 
> [mailto:[email protected]] On Behalf Of Bertrand 
> H.J. Biritz
> Sent: Tuesday, October 16, 2007 2:59 PM
> To: [email protected]
> Subject: Re: Installing EDM on OS X 10.4.10
> 
> Here is the output for gdb - I set up the EDM environmental 
> variables  
> to be the following:
> 
> EDMBASE=/usr/local/epics/extensions/src/edm
> EDMFILES=/usr/local/epics/extensions/src/edm/edmMain/
> EDMHELPFILES=/usr/local/epics/extensions/src/edm/helpFiles/
> EDMOBJECTS=/usr/local/epics/extensions/src/edm/setup/
> EDMPVOBJECTS=/usr/local/epics/extensions/src/edm/setup/
> 
> $ gdb edm
> GNU gdb 6.3.50-20050815 (Apple version gdb-573) (Fri Oct 20 15:54:33  
> GMT 2006)
> Copyright 2004 Free Software Foundation, Inc.
> GDB is free software, covered by the GNU General Public License, and  
> you are
> welcome to change it and/or distribute copies of it under certain  
> conditions.
> Type "show copying" to see the conditions.
> There is absolutely no warranty for GDB.  Type "show warranty" for  
> details.
> This GDB was configured as "powerpc-apple-darwin"...Reading symbols  
> for shared libraries ............... done
> 
> (gdb) run
> Starting program: /usr/local/epics/extensions/bin/darwin-ppc/edm
> Reading symbols for shared libraries ...++..+.++++...++++ done
> 
> Program received signal EXC_BAD_ACCESS, Could not access memory.
> Reason: KERN_PROTECTION_FAILURE at address: 0x00000008
> 0x0021c7dc in epicsMutex::lock (this=0x1e6ecd0) at ../../../src/ 
> libCom/osi/epicsMutex.cpp:118
> 118             epicsMutexOsdLock(pmutexNode->id);
> 
> Sorry to say, but I am out of my element here :)
> 
> Bertrand
> 
> 

Experimental Physics and Industrial Control System

Experimental Physics and
Industrial Control System