[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Axiom-developer] Re: gcl-2.6.8pre on MAC OSX 10.2
From: |
Camm Maguire |
Subject: |
[Axiom-developer] Re: gcl-2.6.8pre on MAC OSX 10.2 |
Date: |
31 Oct 2006 08:43:07 -0500 |
User-agent: |
Gnus/5.09 (Gnus v5.9.0) Emacs/21.2 |
Greetings, and thanks! OK, please try it now, I think it should be
fixed. Please let me know if problems persist.
Take care,
"Bill Page" <address@hidden> writes:
> Camm,
>
> Here is the gdb output for the MAC OSX plt issue.
>
> I think the result is fairly definitive. See this section below:
>
> Breakpoint 2, pltcomp (v1=0xbffaade0, v2=0x123ad4) at plt.c:25
> 25 const Plt *p1=v1,*p2=v2;
> (gdb) n
> 27 return strcmp(stn(p1->n),stn(p2->n));
> (gdb) p p2->n
> $8 = 0x11574c "__srget"
> (gdb) p p1->n
> $9 = 0x5742d1 "___srget"
> (gdb) n
> 29 }
> (gdb) n
> 0x9000f8c8 in bsearch ()
> (gdb) n
> Single stepping until exit from function bsearch,
> which has no line number information.
> my_plt (s=0x5742d1 "___srget", v=0xbffff668) at plt.c:185
> 185 return -1;
> (gdb) n
> 187 }
>
> --------
>
> It seems as if pltcomp is not respecting the leading underscore
> for the comparison.
>
> Can you suggest fix?
>
> Regards,
> Bill Page.
>
> =~=~=~=~=~=~=~=~=~=~=~= PuTTY log 2006.10.30 21:24:00
> =~=~=~=~=~=~=~=~=~=~=~=
> ppc-osx3:~/osx/new/gcl-2.6.8pre/unixport $ gdb raw_pre_gcl
> GNU gdb 5.3-20021014 (Apple version gdb-250) (Sat Dec 7 02:14:27 GMT 2002)
> Copyright 2002 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-macos10".
> Reading symbols for shared libraries .. done
> (gdb) b sfasli.c:65
> Breakpoint 1 at 0xb1b54: file sfasli.c, line 65.
> (gdb) r ./
> Starting program:
> /private/automount/home/users/b/bi/billpage/osx/new/gcl-2.6.8pre/unixport/ra
> w_pre_gcl ./
> [Switching to process 17648 thread 0xb03]
> Reading symbols for shared libraries . done
> Reading symbols for shared libraries .. done
> DBEGIN: 0x122000
> mach_mapstart: 0x548000
> heap_end: 0x548000
> core_end: 0x548000
> mach_brkpt: 0x548000
> mach_maplimit: 0x20122000
> --- List of All Regions ---
> address size prot maxp zone_name
> 0 0x1000 none none (no zone)
> 0x1000 0x1000 r x rwx (no zone)
> 0x2000 0xaf000 r x rwx (no zone)
> 0xb1000 0x1000 r x rwx (no zone)
> 0xb2000 0x70000 r x rwx (no zone)
> 0x122000 0x6000 rw rwx (no zone)
> 0x128000 0x420000 rw rwx (no zone)
> 0x548000 0x2dd000 r rwx (no zone)
> 0x825000 0x40000 rw rwx DefaultMallocZone
> 0x865000 0x20000 rw rwx DefaultMallocZone
> --- List of Regions to be Dumped ---
> address size prot maxp zone_name
> 0 0x1000 none none (no zone)
> 0x1000 0x121000 r x rwx (no zone)
> 0x122000 0x426000 rw rwx (no zone)
> 0x548000 0x2dd000 r rwx (no zone)
> 0x825000 0x60000 rw rwx DefaultMallocZone
> --- Header Information ---
> Magic = 0xfeedface
> CPUType = 18
> CPUSubType = 0
> FileType = 0x2
> NCmds = 10
> SizeOfCmds = 1620
> Flags = 0x00000085
> Highest address of load commands in input file: 0x825000
> Lowest offset of all sections in __TEXT segment: 0xb18
> --- List of Load Commands in Input File ---
> no cmd cmdsize name address size
> 0 LC_SEGMENT 0x38 __PAGEZERO 0 0x1000
> 1 LC_SEGMENT 0x258 __TEXT 0x1000 0x121000
> __text 0x1b18 0x10a410
> __picsymbol_stub 0x10bf28 0x18e4
> __symbol_stub 0x10d80c 0
> __cstring 0x10d80c 0x12714
> __literal4 0x11ff20 0x18
> __literal8 0x11ff38 0xc8
> __const 0x120000 0x1f9c
> __eh_frame 0x121f9c 0x60
> 2 LC_SEGMENT 0x214 __DATA 0x122000 0x426000
> __data 0x122000 0x25b0
> __la_symbol_ptr 0x1245b0 0x2c4
> __nl_symbol_ptr 0x124874 0x8fc
> __dyld 0x125170 0x1c
> __const 0x12518c 0x2748
> __bss 0x1278d8 0x8f28
> __common 0x130800 0x416d68
> 3 LC_SEGMENT 0x38 __LINKEDIT 0x548000 0x2dd000
> 4 LC_LOAD_DYLINKER 0x1c
> 5 LC_LOAD_DYLIB 0x34
> 6 LC_SYMTAB 0x18
> 7 LC_DYSYMTAB 0x50
> 8 LC_TWOLEVEL_HINTS 0x10
> 9 LC_UNIXTHREAD 0xb0
> --- Load Commands written to Output File ---
> Writing segment __PAGEZERO at 0 - 0 (sz: 0)
> Writing segment __TEXT at 0 - 0x121000 (sz: 0x121000)
> Writing segment __DATA at 0x121000 - 0x127000 (sz: 0x6000)
> section __data at 0x121000 - 0x1235b0 (sz: 0x25b0)
> section __la_symbol_ptr at 0x1235b0 - 0x123874 (sz: 0x2c4)
> section __nl_symbol_ptr at 0x123874 - 0x124170 (sz: 0x8fc)
> section __dyld at 0x124170 - 0x12418c (sz: 0x1c)
> section __const at 0x12418c - 0x1268d4 (sz: 0x2748)
> section __bss at 0x1268d8 - 0x12f800 (sz: 0x8f28)
> section __common at 0x12f800 - 0x546568 (sz: 0x416d68)
> Writing segment __DATA at 0x547000 - 0x547000 (sz: 0)
> Writing segment __LINKEDIT at 0x547000 - 0x823df4 (sz: 0x2dcdf4)
> Writing LC_LOAD_DYLINKER command
> Writing LC_LOAD_DYLIB command
> Writing LC_SYMTAB command
> Fixed up 17/17 external relocation entries in data segment.
> Writing LC_DYSYMTAB command
> Writing LC_TWOLEVEL_HINTS command
> Writing LC_UNIXTHREAD command
> 1068 unused bytes follow Mach-O header
>
> Program received signal SIGTRAP, Trace/breakpoint trap.
> 0x8fe19090 in __dyld__dyld_start ()
> (gdb) cond 1 (int) strstr(q[u]->name,"srget")
> (gdb) c
> Continuing.
> GCL (GNU Common Lisp) April 1994 131072 pages
> Building symbol table for
> /private/automount/home/users/b/bi/billpage/osx/new/gcl-2.6.8pre/unixport/ra
> w_pre_gcl.tmp ..
>
> Breakpoint 1, build_symbol_table_bfd () at sfasli.c:65
> 65 if (strncmp(q[u]->section->name,"*UND*",5) && !(q[u]->flags &
> BSF_WEAK))
> (gdb) n
> 68 if ((c=(char *)strstr(q[u]->name,"@@"))) {
> (gdb) n
> 73 } else if
> (gdb) n
> 78 if (h->type!=bfd_link_hash_defined) {
> (gdb) n
> 79 if (!q[u]->section)
> (gdb) n
> 81 if (!my_plt(q[u]->name,&pa)) {
> (gdb) s
> my_plt (s=0x5742d1 "___srget", v=0xbffff668) at plt.c:167
> 167 Plt *p=mplt,*pe=p+sizeof(mplt)/sizeof(*mplt),tp;
> (gdb) n
> 170 if (sSAplt_tableA->s.s_dbind &&
> (gdb) p mplt
> $1 = {{
> n = 0x11574c "__srget",
> ad = 2415981216
> }, {
> n = 0x115754 "__swbuf",
> ad = 2416038784
> }, {
> n = 0x11575c "acos",
> ad = 2416205440
> }, {
> n = 0x115764 "acosh",
> ad = 2416569920
> }, {
> n = 0x11576c "asin",
> ad = 2416570304
> }, {
> n = 0x115774 "asinh",
> ad = 2416569588
> }, {
> n = 0x11577c "atan",
> ad = 2416568404
> }, {
> n = 0x115784 "atanh",
> ad = 2416569296
> }, {
> n = 0x11578c "cos",
> ad = 2416185248
> }, {
> n = 0x115790 "cosh",
> ad = 2416590880
> }, {
> n = 0x115798 "exp",
> ad = 2416186144
> }, {
> n = 0x11579c "log",
> ad = 2416181504
> }, {
> n = 0x1157a0 "setjmp",
> ad = 2416214272
> }, {
> n = 0x1157a8 "sin",
> ad = 2416179488
> }, {
> n = 0x1157ac "sinh",
> ad = 2416590620
> }, {
> n = 0x1157b4 "tan",
> ad = 2416183744
> }, {
> n = 0x1157b8 "tanh",
> ad = 2416591016
> }}
> (gdb) n
> 179 tp.n=s;
> (gdb) b pltcomp
> Breakpoint 2 at 0xbe75c: file plt.c, line 25.
> (gdb) n
> 180 if ((p=bsearch(&tp,p,pe-p,sizeof(*p),pltcomp))) {
> (gdb) n
>
> Breakpoint 2, pltcomp (v1=0xbffaade0, v2=0x123b14) at plt.c:25
> 25 const Plt *p1=v1,*p2=v2;
> (gdb) n
> 27 return strcmp(stn(p1->n),stn(p2->n));
> (gdb) p p1->n
> $2 = 0x5742d1 "___srget"
> (gdb) p p2->n
> $3 = 0x11578c "cos"
> (gdb) n
> 29 }
> (gdb) n
> 0x9000f8c8 in bsearch ()
> (gdb) n
> Single stepping until exit from function bsearch,
> which has no line number information.
>
> Breakpoint 2, pltcomp (v1=0xbffaade0, v2=0x123af4) at plt.c:25
> 25 const Plt *p1=v1,*p2=v2;
> (gdb) n
> 27 return strcmp(stn(p1->n),stn(p2->n));
> (gdb) p p1->n
> $5 = 0x5742d1 "___srget"
> (gdb) n
> 29 }
> (gdb) n
> 0x9000f8c8 in bsearch ()
> (gdb) n
> Single stepping until exit from function bsearch,
> which has no line number information.
>
> Breakpoint 2, pltcomp (v1=0xbffaade0, v2=0x123ae4) at plt.c:25
> 25 const Plt *p1=v1,*p2=v2;
> (gdb) p p2->n
> $6 = 0x11576c "asin"
> (gdb) n
> 27 return strcmp(stn(p1->n),stn(p2->n));
> (gdb) n
> 29 }
> (gdb) n
> 0x9000f8c8 in bsearch ()
> (gdb) n
> Single stepping until exit from function bsearch,
> which has no line number information.
>
> Breakpoint 2, pltcomp (v1=0xbffaade0, v2=0x123adc) at plt.c:25
> 25 const Plt *p1=v1,*p2=v2;
> (gdb) n
> 27 return strcmp(stn(p1->n),stn(p2->n));
> (gdb) p p2->n
> $7 = 0x115754 "__swbuf"
> (gdb) n
> 29 }
> (gdb) n
> 0x9000f8c8 in bsearch ()
> (gdb) n
> Single stepping until exit from function bsearch,
> which has no line number information.
>
> Breakpoint 2, pltcomp (v1=0xbffaade0, v2=0x123ad4) at plt.c:25
> 25 const Plt *p1=v1,*p2=v2;
> (gdb) n
> 27 return strcmp(stn(p1->n),stn(p2->n));
> (gdb) p p2->n
> $8 = 0x11574c "__srget"
> (gdb) p p1->n
> $9 = 0x5742d1 "___srget"
> (gdb) n
> 29 }
> (gdb) n
> 0x9000f8c8 in bsearch ()
> (gdb) n
> Single stepping until exit from function bsearch,
> which has no line number information.
> my_plt (s=0x5742d1 "___srget", v=0xbffff668) at plt.c:185
> 185 return -1;
> (gdb) n
> 187 }
> (gdb) n
> build_symbol_table_bfd () at sfasli.c:88
> 88 if (q[u]->value) {
> (gdb) b sfasli.c:89
> Breakpoint 3 at 0xb1e28: file sfasli.c, line 89.
> (gdb) c
> Continuing.
>
> Breakpoint 2, pltcomp (v1=0xbffaade0, v2=0x123b14) at plt.c:25
> 25 const Plt *p1=v1,*p2=v2;
> (gdb) cl
> Deleted breakpoint 2
> (gdb) c
> Continuing.
>
> Breakpoint 3, build_symbol_table_bfd () at sfasli.c:89
> 89 h->type=bfd_link_hash_defined;
> (gdb) p q[u]->name
> $10 = 0x575f53 "_acos"
> (gdb) c
> Continuing.
>
> Breakpoint 3, build_symbol_table_bfd () at sfasli.c:89
> 89 h->type=bfd_link_hash_defined;
> (gdb) p q[u]->name
> $11 = 0x575f59 "_acosh"
> (gdb) c
> Continuing.
>
> Breakpoint 3, build_symbol_table_bfd () at sfasli.c:89
> 89 h->type=bfd_link_hash_defined;
> (gdb) cp q[u]->name
> $12 = 0x575f60 "_asin"
> (gdb) p q[u]->name
> (gdb) c[K
> Continuing.
>
> Breakpoint 3, build_symbol_table_bfd () at sfasli.c:89
> 89 h->type=bfd_link_hash_defined;
> (gdb) cp q[u]->name
> $13 = 0x575f66 "_asinh"
> (gdb) p q[u]->name
> (gdb) c[K
> Continuing.
>
> Breakpoint 3, build_symbol_table_bfd () at sfasli.c:89
> 89 h->type=bfd_link_hash_defined;
> (gdb) cp q[u]->name
> $14 = 0x575f6d "_atan"
> (gdb) p q[u]->name
> (gdb) c[K
> Continuing.
>
> Breakpoint 3, build_symbol_table_bfd () at sfasli.c:89
> 89 h->type=bfd_link_hash_defined;
> (gdb) cp q[u]->name
> $15 = 0x575f73 "_atanh"
> (gdb) p q[u]->name
> (gdb) c[K
> Continuing.
>
> Breakpoint 3, build_symbol_table_bfd () at sfasli.c:89
> 89 h->type=bfd_link_hash_defined;
> (gdb) cp q[u]->name
> $16 = 0x575f83 "_cos"
> (gdb)
>
> -----------
>
> > -----Original Message-----
> > From: Camm Maguire [mailto:address@hidden
> > Sent: October 27, 2006 11:05 AM
> > To: address@hidden
> > Cc: address@hidden; address@hidden
> > Subject: Re: gcl-2.6.8pre on MAC OSX 10.2
> >
> >
> > Greetings!
> >
> > "Page, Bill" <address@hidden> writes:
> >
> > > Camm,
> > >
> > > On Thursday, October 26, 2006 7:01 PM you asked:
> > > >
> > > > Greetings! Just wondering if this is the last axiom issue with
> > > > 2.6.8pre outstanding. If not, what are the others? If
> > more testing
> > > > time is needed to answer this, how much more?
> > > >
> > >
> > > Here is the debugging output you asked for in your previous email.
> > >
> > > On Thursday, October 26, 2006 4:41 PM you wrote:
> > > > ...
> > > > Please verify this by stepping through with n and this point. In
> > > > fact, if you can step from this point to the bottom of
> > this for loop
> > > > iteration, and then
> > > >
> > > > (gdb) p
> > > > *bfd_link_hash_lookup(link_info.hash,q[u]->name,MY_BFD_FALSE,M
> > > Y_BFD_FALSE,MY_BFD_TRUE)
> > > >
> > > > that would be most helpful.
> > > >
> > >
> > > --------
> > >
> > > (gdb) cond 1 (int) strstr(q[u]->name,"srget")
> > > (gdb) c
> > > Continuing.
> > > GCL (GNU Common Lisp) April 1994 131072 pages
> > > Building symbol table for
> > >
> > /private/automount/home/users/b/bi/billpage/osx/new/gcl-2.6.8p
> > re/unixpor
> > > t/raw_pre_gcl.tmp ..
> > >
> > > Breakpoint 1, build_symbol_table_bfd () at sfasli.c:65
> > > 65 if (strncmp(q[u]->section->name,"*UND*",5) &&
> > !(q[u]->flags
> > > & BSF_WEAK))
> > > (gdb) p q[u]->name
> > > $1 = 0x5742d1 "___srget"
> > > (gdb) p q[u]->section->name
> > > $2 = 0x114e74 "*UND*"
> > > (gdb) p q[u]->flags
> > > $3 = 2
> > > (gdb) n
> > > 68 if ((c=(char *)strstr(q[u]->name,"@@"))) {
> > > (gdb) n
> > > 73 } else if
> > > (gdb) n
> > > 78 if (h->type!=bfd_link_hash_defined) {
> > > (gdb) n
> > > 79 if (!q[u]->section)
> > > (gdb) n
> > > 81 if (!my_plt(q[u]->name,&pa)) {
> > > (gdb) n
> > > 88 if (q[u]->value) {
> > > (gdb) n
> > > 95 if (c) {
> > > (gdb) p
> > >
> > *bfd_link_hash_lookup(link_info.hash,q[u]->name,MY_BFD_FALSE,M
> > Y_BFD_FALS
> > > E,MY_BFD_TRUE)
> > > No symbol "MY_BFD_FALSE" in current context.
> > > (gdb) p
> > *bfd_link_hash_lookup(link_info.hash,q[u]->name,0,0,MY_BFD_TRUE)
> > > No symbol "MY_BFD_TRUE" in current context.
> > > (gdb) p *bfd_link_hash_lookup(link_info.hash,q[u]->name,0,0,1)
> > > $4 = {
> > > root = {
> > > next = 0x0,
> > > string = 0x76db28 "___srget",
> > > hash = 163640344
> > > },
> > > type = bfd_link_hash_undefined,
> > > u = {
> > > undef = {
> > > next = 0x76db34,
> > > abfd = 0x54a2f0,
> > > weak = 0x0
> > > },
> > > def = {
> > > next = 0x76db34,
> > > section = 0x54a2f0,
> > > value = 0
> > > },
> > > i = {
> > > next = 0x76db34,
> > > link = 0x54a2f0,
> > > warning = 0x0
> > > },
> > > c = {
> > > next = 0x76db34,
> > > p = 0x54a2f0,
> > > size = 0
> > > }
> > > }
> > > }
> >
> > Perfect! Here is the problem -- the symbol has no value, to the code
> > never defines its address
> >
> > > 88 if (q[u]->value) {
> >
> > > type = bfd_link_hash_undefined,
> >
> > It would be helpful if you could break at line 89, and make sure that
> > other symbols are defined through their symbol value. Preferably,
> > others in plt.h.
> >
> > But before this, please step into my_plt with
> >
> > (gdb) s
> >
> > and step through the code.
> >
> > This is also of interest therein:
> >
> > (gdb) p mplt
> >
> > and, before executing line 180:
> >
> > (gdb) b pltcomp
> >
> > then at each break into pltcomp, try to see why the named symbol is
> > not found.
> >
> > BTW, is this macosx intel? If not, has anyone tried this?
> >
> > Take care,
> >
> > > (gdb) n
> > > 58 for (u=0;u<v;u++) {
> > > (gdb)
> > >
> > > ------------
> > >
> > > I guess it didn't know MY_BFD_FALSE and MY_BFD_TRUE but I
> > > took a wild guess at what these symbols might be. Is this
> > > output useful to you?
> > >
> > > Regards,
> > > Bill Page.
> > >
> > >
> > >
> >
> > --
> > Camm Maguire
> > address@hidden
> > ==============================================================
> > ============
> > "The earth is but one country, and mankind its citizens." --
> > Baha'u'llah
> >
> >
>
>
>
>
>
--
Camm Maguire address@hidden
==========================================================================
"The earth is but one country, and mankind its citizens." -- Baha'u'llah
- Re: [Axiom-developer] RE: gcl-2.6.8pre on MAC OSX 10.2, (continued)
- [Axiom-developer] Outstanding axiom issues for gcl 2.6.8, Camm Maguire, 2006/10/30
- [Axiom-developer] Re: Outstanding axiom issues for gcl 2.6.8, root, 2006/10/30
- [Axiom-developer] Re: [Gcl-devel] Outstanding axiom issues for gcl 2.6.8, Camm Maguire, 2006/10/31
- [Axiom-developer] RE: [Gcl-devel] Outstanding axiom issues for gcl 2.6.8, Bill Page, 2006/10/31
- [Axiom-developer] RE: gcl-2.6.8pre on MAC OSX 10.2, Page, Bill, 2006/10/26
- [Axiom-developer] Re: gcl-2.6.8pre on MAC OSX 10.2, Camm Maguire, 2006/10/27
- [Axiom-developer] RE: gcl-2.6.8pre on MAC OSX 10.2, Bill Page, 2006/10/30
- [Axiom-developer] Re: gcl-2.6.8pre on MAC OSX 10.2,
Camm Maguire <=
- Re: [Axiom-developer] Re: gcl-2.6.8pre on MAC OSX 10.2, root, 2006/10/26
- Re: [Axiom-developer] Re: gcl-2.6.8pre on MAC OSX 10.2, Camm Maguire, 2006/10/27
- Re: [Axiom-developer] Re: gcl-2.6.8pre on MAC OSX 10.2, root, 2006/10/27
- [Axiom-developer] Re: gcl-2.6.8pre on MAC OSX 10.2, Camm Maguire, 2006/10/18
- Re: [Axiom-developer] Re: gcl-2.6.8pre on MAC OSX 10.2, Gabriel Dos Reis, 2006/10/23
- Re: [Axiom-developer] Re: gcl-2.6.8pre on MAC OSX 10.2, Camm Maguire, 2006/10/24
- Re: [Axiom-developer] Re: gcl-2.6.8pre on MAC OSX 10.2, Gabriel Dos Reis, 2006/10/24
- Re: [Axiom-developer] Re: gcl-2.6.8pre on MAC OSX 10.2, Camm Maguire, 2006/10/25
- Re: [Axiom-developer] Re: gcl-2.6.8pre on MAC OSX 10.2, Gabriel Dos Reis, 2006/10/26
- Re: [Axiom-developer] Re: gcl-2.6.8pre on MAC OSX 10.2, Gabriel Dos Reis, 2006/10/26