Re: Solaris, glib and GTree

[On 13 Oct, @12:45, Tim Müller wrote in "Re: Solaris, glib and GTree ..."]
> On Fri, 2006-10-13 at 11:17 +0200, Miek Gieben wrote:
> > I'm using glib in my tools to create a tree (GTree) with 
> > pathnames and some data (from stat(2)). I'm using this
> > structure as the key:
> >  (...)
> > When I print this structure to disk, with g_tree_foreach, something
> > strange happens on Solaris. Some f_name entries get mangled. This
> > happened with glib 2.4.1 and glib 2.12.x.
> >  (...)
> > Could this be a GTree issue on Solaris? I'm really stuck with it :(
> Unlikely that this is an issue with the GTree code, but it's hard to say
> without seeing your code. The best way to get some feedback/help is to
> make a small test case and attach it or put it up somewhere so people
> can have a look at what you're doing exactly.

I can let it crash now, but I can't make heads nor tail from the
output I get from gdb:

Segmentation Fault (core dumped)
-bash-3.00$ gdb rdup core
GNU gdb 6.4
Copyright 2005 Free Software Foundation, Inc.
(gdb) where
#0  0xff340e30 in memcpy () from /platform/SUNW,Sun-Fire-V240/lib/
#1  0xff114580 in _dowrite () from /lib/
#2  0xff116fd4 in _ndoprnt () from /lib/
#3  0xff118268 in fprintf () from /lib/
#4  0x00013b98 in gfunc_write (r=0x4c4c0, ze_t=0x1, fp=0x26638) at gfunc.c:297
#5  0xff2d8f08 in g_tree_foreach (tree=0x4a968, func=0x13b0c <gfunc_write>, user_data=0x26638) at gtree.c:821
#6  0x00012d68 in main (argc=2, argv=0xffbffd88) at rdup.c:299
(gdb) f 4
#4  0x00013b98 in gfunc_write (r=0x4c4c0, ze_t=0x1, fp=0x26638) at gfunc.c:297
297             fprintf((FILE*) fp, "%d %d %s\n", (int) e->f_mode, e->f_name_size, e->f_name);
(gdb) print e
$1 = (struct entry *) 0x4c4c0
(gdb) print e->f_mode
$2 = 33188
(gdb) print e->f_name_size
$3 = 46
(gdb) print e->f_name
$4 = 0x4cf60 "/tmp/BA/export/home/miek/trunk/debian/prerm.ex"

So the value look valid, but still it crashes??? Very weird this.

grtz Miek

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