[screen-devel] [bug #46895] Abort trap on launch on Power Mac

[anonymous]

URL:
  <http://savannah.gnu.org/bugs/?46895>

                 Summary: Abort trap on launch on Power Mac
                 Project: GNU Screen
            Submitted by: None
            Submitted on: Thu 14 Jan 2016 12:52:37 UTC
                Category: Crash/Freeze/Infloop
                Severity: 3 - Normal
                Priority: 5 - Normal
                  Status: None
                 Privacy: Public
             Assigned to: None
             Open/Closed: Open
         Discussion Lock: Any
                 Release: 4.3.1
           Fixed Release: None
         Planned Release: None
           Work Required: None

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Details:

The current MacPorts build of screen aborts on launch on a PowerPC G4 Mac Mini
running OS X Server 10.5.8.  Here is a transcript showing version information,
the abort, and a backtrack from running under GDB.

<pre>
one-tr:~ rb$ uname -a
Darwin one-tr.brooksby.org 9.8.0 Darwin Kernel Version 9.8.0: Wed Jul 15
16:57:01 PDT 2009; root:xnu-1228.15.4~1/RELEASE_PPC Power Macintosh
one-tr:~ rb$ sudo port upgrade screen
--->  Scanning binaries for linking errors
--->  No broken files found.                             
one-tr:~ rb$ screen --version
Screen version 4.03.01 (GNU) 28-Jun-15
one-tr:~ rb$ rm ~/.screenrc
one-tr:~ rb$ screen
Abort trap
one-tr:~ rb$ gdb $(which screen)
GNU gdb 6.3.50-20050815 (Apple version gdb-966) (Tue Mar 10 02:46:18 UTC
2009)
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: /opt/local/bin/screen 
Reading symbols for shared libraries +++. done

Program received signal EXC_BAD_ACCESS, Could not access memory.
Reason: KERN_PROTECTION_FAILURE at address: 0x00000000
0x91eae3d0 in realpath$DARWIN_EXTSN ()
(gdb) bt
#0  0x91eae3d0 in realpath$DARWIN_EXTSN ()
#1  0x0001b230 in CheckTtyname ()
#2  0x00006e64 in main ()
(gdb) 
</pre>





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