[arch-dev-public] libarchive, pacman, and libtool-slaying

[Dan McGee]

On 6/20/07, Jan de Groot <jan at jgc.homeip.net> wrote:
> On Tue, 2007-06-19 at 20:36 -0400, Dan McGee wrote:
>
> > OK- if I bootstrap build it a bit, I definitely get rid of the weird
> > libarchive.so.1 dependency. I think it was do to LD_LIBRARY_PATH and
> > some resolving issues in finding the library. However, this brings us
> > to part 2. pacman (dynamically linked) builds fine without libtool
> > archive files, but pacman.static now fails to build, with the
> > following output coming during its linking stage:
> > /usr/lib/gcc/i686-pc-linux-gnu/4.2.0/../../../libarchive.a(libarchive_la-archive_read_support_compression_bzip2.o):
> > In function `init':
> > (.text+0x136): undefined reference to `BZ2_bzDecompressInit'
> > /usr/lib/gcc/i686-pc-linux-gnu/4.2.0/../../../libarchive.a(libarchive_la-archive_read_support_compression_bzip2.o):
> > In function `init':
> > (.text+0x16c): undefined reference to `BZ2_bzDecompressInit'
> > /usr/lib/gcc/i686-pc-linux-gnu/4.2.0/../../../libarchive.a(libarchive_la-archive_read_support_compression_bzip2.o):
> > In function `finish':
> > (.text+0x2b1): undefined reference to `BZ2_bzDecompressEnd'
> > /usr/lib/gcc/i686-pc-linux-gnu/4.2.0/../../../libarchive.a(libarchive_la-archive_read_support_compression_bzip2.o):
> > In function `read_ahead':
> > (.text+0x414): undefined reference to `BZ2_bzDecompress'
> > /usr/lib/gcc/i686-pc-linux-gnu/4.2.0/../../../libarchive.a(libarchive_la-archive_read_support_compression_gzip.o):
> > In function `init':
> > (.text+0xe0): undefined reference to `crc32'
> > /usr/lib/gcc/i686-pc-linux-gnu/4.2.0/../../../libarchive.a(libarchive_la-archive_read_support_compression_gzip.o):
> > In function `init':
> > (.text+0x161): undefined reference to `inflateInit2_'
> > /usr/lib/gcc/i686-pc-linux-gnu/4.2.0/../../../libarchive.a(libarchive_la-archive_read_support_compression_gzip.o):
> > In function `finish':
> > (.text+0x2b1): undefined reference to `inflateEnd'
> > /usr/lib/gcc/i686-pc-linux-gnu/4.2.0/../../../libarchive.a(libarchive_la-archive_read_support_compression_gzip.o):
> > In function `read_ahead':
> > (.text+0x4f4): undefined reference to `inflate'
> > /usr/lib/gcc/i686-pc-linux-gnu/4.2.0/../../../libarchive.a(libarchive_la-archive_read_support_compression_gzip.o):
> > In function `read_ahead':
> > (.text+0x50f): undefined reference to `crc32'
> > /usr/lib/gcc/i686-pc-linux-gnu/4.2.0/../../../libarchive.a(libarchive_la-archive_read_support_format_zip.o):
> > In function `archive_read_format_zip_cleanup':
> > (.text+0x293): undefined reference to `inflateEnd'
> > /usr/lib/gcc/i686-pc-linux-gnu/4.2.0/../../../libarchive.a(libarchive_la-archive_read_support_format_zip.o):
> > In function `archive_read_format_zip_read_data':
> > (.text+0x432): undefined reference to `inflateReset'
> > /usr/lib/gcc/i686-pc-linux-gnu/4.2.0/../../../libarchive.a(libarchive_la-archive_read_support_format_zip.o):
> > In function `archive_read_format_zip_read_data':
> > (.text+0x4ac): undefined reference to `inflate'
> > /usr/lib/gcc/i686-pc-linux-gnu/4.2.0/../../../libarchive.a(libarchive_la-archive_read_support_format_zip.o):
> > In function `archive_read_format_zip_read_data':
> > (.text+0x587): undefined reference to `inflateInit2_'
> > /usr/lib/gcc/i686-pc-linux-gnu/4.2.0/../../../libarchive.a(libarchive_la-archive_write_disk.o):
> > In function `set_acl':
> > (.text+0x3e6): undefined reference to `acl_init'
> > /usr/lib/gcc/i686-pc-linux-gnu/4.2.0/../../../libarchive.a(libarchive_la-archive_write_disk.o):
> > In function `set_acl':
> > (.text+0x435): undefined reference to `acl_create_entry'
> > /usr/lib/gcc/i686-pc-linux-gnu/4.2.0/../../../libarchive.a(libarchive_la-archive_write_disk.o):
> > In function `set_acl':
> > (.text+0x45c): undefined reference to `acl_set_tag_type'
> > /usr/lib/gcc/i686-pc-linux-gnu/4.2.0/../../../libarchive.a(libarchive_la-archive_write_disk.o):
> > In function `set_acl':
> > (.text+0x46e): undefined reference to `acl_get_permset'
> > /usr/lib/gcc/i686-pc-linux-gnu/4.2.0/../../../libarchive.a(libarchive_la-archive_write_disk.o):
> > In function `set_acl':
> > (.text+0x479): undefined reference to `acl_clear_perms'
> > /usr/lib/gcc/i686-pc-linux-gnu/4.2.0/../../../libarchive.a(libarchive_la-archive_write_disk.o):
> > In function `set_acl':
> > (.text+0x4aa): undefined reference to `acl_add_perm'
> > /usr/lib/gcc/i686-pc-linux-gnu/4.2.0/../../../libarchive.a(libarchive_la-archive_write_disk.o):
> > In function `set_acl':
> > (.text+0x4c2): undefined reference to `acl_set_tag_type'
> > /usr/lib/gcc/i686-pc-linux-gnu/4.2.0/../../../libarchive.a(libarchive_la-archive_write_disk.o):
> > In function `set_acl':
> > (.text+0x4d7): undefined reference to `acl_set_tag_type'
> > /usr/lib/gcc/i686-pc-linux-gnu/4.2.0/../../../libarchive.a(libarchive_la-archive_write_disk.o):
> > In function `set_acl':
> > (.text+0x503): undefined reference to `acl_set_qualifier'
> > /usr/lib/gcc/i686-pc-linux-gnu/4.2.0/../../../libarchive.a(libarchive_la-archive_write_disk.o):
> > In function `set_acl':
> > (.text+0x51b): undefined reference to `acl_set_tag_type'
> > /usr/lib/gcc/i686-pc-linux-gnu/4.2.0/../../../libarchive.a(libarchive_la-archive_write_disk.o):
> > In function `set_acl':
> > (.text+0x533): undefined reference to `acl_set_tag_type'
> > /usr/lib/gcc/i686-pc-linux-gnu/4.2.0/../../../libarchive.a(libarchive_la-archive_write_disk.o):
> > In function `set_acl':
> > (.text+0x55f): undefined reference to `acl_set_qualifier'
> > /usr/lib/gcc/i686-pc-linux-gnu/4.2.0/../../../libarchive.a(libarchive_la-archive_write_disk.o):
> > In function `set_acl':
> > (.text+0x577): undefined reference to `acl_set_tag_type'
> > /usr/lib/gcc/i686-pc-linux-gnu/4.2.0/../../../libarchive.a(libarchive_la-archive_write_disk.o):
> > In function `set_acl':
> > (.text+0x58f): undefined reference to `acl_add_perm'
> > /usr/lib/gcc/i686-pc-linux-gnu/4.2.0/../../../libarchive.a(libarchive_la-archive_write_disk.o):
> > In function `set_acl':
> > (.text+0x5a7): undefined reference to `acl_add_perm'
> > /usr/lib/gcc/i686-pc-linux-gnu/4.2.0/../../../libarchive.a(libarchive_la-archive_write_disk.o):
> > In function `set_acl':
> > (.text+0x5dc): undefined reference to `acl_set_file'
> > /usr/lib/gcc/i686-pc-linux-gnu/4.2.0/../../../libarchive.a(libarchive_la-archive_write_disk.o):
> > In function `set_acl':
> > (.text+0x5ed): undefined reference to `acl_free'
> > /usr/lib/gcc/i686-pc-linux-gnu/4.2.0/../../../libarchive.a(libarchive_la-archive_write_disk.o):
> > In function `set_acl':
> > (.text+0x609): undefined reference to `acl_set_fd'
> > collect2: ld returned 1 exit status
> > make[3]: *** [pacman.static] Error 1
> > make[3]: Leaving directory
> > `/home/dmcgee/projects/repos/arch/build/base/pacman/src/pacman-3.0.5/src/pacman'
> > make[2]: *** [all-recursive] Error 1
> > make[2]: Leaving directory
> > `/home/dmcgee/projects/repos/arch/build/base/pacman/src/pacman-3.0.5/src/pacman'
> > make[1]: *** [all-recursive] Error 1
> > make[1]: Leaving directory
> > `/home/dmcgee/projects/repos/arch/build/base/pacman/src/pacman-3.0.5'
> > make: *** [all] Error 2
> > ==> ERROR: Build Failed.  Aborting...
> >
> > Any suggestions? I'd really like to be able to package libarchive
> > without libtool files.
> >
>
> This is a common example of libraries that weren't linked correctly. In
> this case, the problem is in libarchive.a, which didn't link to its
> dependencies. Libarchive expects your application to use libtool to
> find the link dependencies and link them by hand. As you removed the
> libtool files, the additional libraries are not linked to libarchive.
> There's two ways to fix this:
> - build libarchive with libtool files included
> - change linker flags for libarchive.a to include the missing ones
>
> As libarchive is not a common lib used by many applications, and as
> pacman(.static) actually needs these linked libs, I would choose to
> leave the libtool files in the package. You don't know what changes in
> this library for the next version, you'll end up patching it everytime.

Well damn, that was the way it was. It is minimally used, although
bsdtar is now 40% faster than GNU tar according to their website so it
could start to become useful.

/me looks into a 'simple' way of fixing the linking...

-Dan