Re: [External] RE: Makedumpfile compile errors on Debian 10

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Hi Kazu,

I see. I will post a patch for this. I will try 1.6.8 to see if it
works for me or not. Thanks for the info.

Regards,

Jiang

On Thu, Jan 28, 2021 at 8:43 PM HAGIO KAZUHITO(萩尾 一仁)
<k-hagio-ab@xxxxxxx> wrote:
>
> Hi Jiang,
>
> -----Original Message-----
> > Hi there,
> >
> > I tried to compile version 1.6.7 and master on Debian 10 and got
> > following error:
> >
> > root@gitlab-runner-stretch:/home/gitlab-runner/makedumpfile-master# make
> > cc  -g -O2 -Wall -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE
> > -D_LARGEFILE64_SOURCE -DVERSION='"1.6.8++"' -DRELEASE_DATE='"16 Nov
> > 2020"' -D__x86_64__   print_info.
> > o dwarf_info.o elf_info.o erase_info.o sadump_info.o cache.o tools.o
> > printk.o arch/arm.o arch/arm64.o arch/x86.o arch/x86_64.o arch/ia64.o
> > arch/ppc64.o arch/s390
> > x.o arch/ppc.o arch/sparc64.o -rdynamic -o makedumpfile makedumpfile.c
> > -lpthread -static -ldw -lbz2 -ldl -lelf -lz -llzma  -lebl
> > /usr/bin/ld: erase_info.o: in function `process_eppic_file':
> > /home/gitlab-runner/makedumpfile-master/erase_info.c:2202: warning:
> > Using 'dlopen' in statically linked applications requires at runtime
> > the shared libraries fro
> > m the glibc version used for linking
> > /usr/bin/ld: //usr/local/lib/libdw.a(dwarf_abbrev_hash.o): in function
> > `Dwarf_Abbrev_Hash_insert':
> > /home/gitlab-runner/elfutils-0.182/libdw/../lib/dynamicsizehash_concurrent.c:394:
> > undefined reference to `pthread_rwlock_tryrdlock'
> > /usr/bin/ld: /home/gitlab-runner/elfutils-0.182/libdw/../lib/dynamicsizehash_concurrent.c:394:
> > undefined reference to `pthread_rwlock_tryrdlock'
> > /usr/bin/ld: /home/gitlab-runner/elfutils-0.182/libdw/../lib/dynamicsizehash_concurrent.c:394:
> > undefined reference to `pthread_rwlock_tryrdlock'
> > /usr/bin/ld: //usr/local/lib/libdw.a(dwarf_abbrev_hash.o): in function
> > `Dwarf_Abbrev_Hash_find':
> > /home/gitlab-runner/elfutils-0.182/libdw/../lib/dynamicsizehash_concurrent.c:461:
> > undefined reference to `pthread_rwlock_tryrdlock'
> > /usr/bin/ld: //usr/local/lib/libdw.a(dwarf_sig8_hash.o): in function
> > `Dwarf_Sig8_Hash_insert':
> > /home/gitlab-runner/elfutils-0.182/libdw/../lib/dynamicsizehash_concurrent.c:394:
> > undefined reference to `pthread_rwlock_tryrdlock'
> > /usr/bin/ld:
> > //usr/local/lib/libdw.a(dwarf_sig8_hash.o):/home/gitlab-runner/elfutils-0.182/libdw/../lib/dynamicsize
> > hash_concurrent.c:394:
> > more undefined referenc
> > es to `pthread_rwlock_tryrdlock' follow
> > collect2: error: ld returned 1 exit status
> > make: *** [Makefile:100: makedumpfile] Error 1
> > To fix it, I have to make the following change:
> > diff --git a/Makefile b/Makefile
> > index 388faf7..7006f81 100644
> > --- a/Makefile
> > +++ b/Makefile
> > @@ -65,7 +65,7 @@ LIBS := -lsnappy $(LIBS)
> >  CFLAGS += -DUSESNAPPY
> >  endif
> >
> > -LIBS := -lpthread $(LIBS)
> > +LIBS := $(LIBS) -lpthread
> >
> >  try-run = $(shell set -e;              \
> >         TMP=".$$$$.tmp";                \
> > Not sure if it is an issue of Debian or makedumpfile. If it is the
> > latter, please fix the Makefile. Thanks.
>
> Thanks for the report.
>
> I'm not sure why it doesn't occur on my recent Fedora machine with
> elfutils-0.182, but seems that -lpthread should be put after -ldw, so
> the change looks good to me.
>
> Would you post a formal patch?  or I can fix it with your tag
> like Signed-off-by or Reported-by.
>
> > Also, I tried the master and version 1.6.7 on Linux kernel 5.10 and
> > got a kernel not supported error. Do we know when 5.10 will be
> > supported? Thanks.
>
> The latest is makedumpfile-1.6.8, but it was tested with up to kernel 5.9.
> I've tested the current master with kernel 5.10 to 5.11-rc5 on x86_64,
> it's ok so far.  The next version will support 5.10 officially and
> will be released this spring or summer, but not scheduled yet.
>
> Thanks,
> Kazu
>

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