[sane-devel] How to Install and Customize SANE Ubuntu 18.04

[Wes Rishel]

Here is the complete autogen/configure/make session

-- Wes


On Wed, May 25, 2022 at 12:42 PM Wes Rishel <wrishel at gmail.com> wrote:

> Thanks, Ralph for "gentle-ing" me through this.
>
>
> When I follow the instructions I get a fatal error in make. Can you
> recommend what to do next? I'm stumped/
>
> tevs at tevs-SEi:~/HETP/sane_install_220525a/backends-master$ make
> echo UNKNOWN > .version-t && mv .version-t .version
> make  all-recursive
> make[1]: Entering directory
> '/home/tevs/HETP/sane_install_220525a/backends-master'
> Making all in include
> make[2]: Entering directory
> '/home/tevs/HETP/sane_install_220525a/backends-master/include'
> make[2]: Nothing to be done for 'all'.
> make[2]: Leaving directory
> '/home/tevs/HETP/sane_install_220525a/backends-master/include'
> Making all in lib
>
> *[...a whole lot of stuff eleded here...]*
>
> /bin/bash ../libtool --silent  --tag=CC   --mode=link gcc -Wall -Wextra
> -pedantic -g -O2 -Wl,-z,defs -rpath '/usr/local/lib/sane' -version-number
> UNKNOWN:: -module  -o libsane-abaton.la  libsane_abaton_la-abaton-s.lo
> ../lib/liblib.la  libabaton.la ../sanei/sanei_init_debug.lo
> ../sanei/sanei_constrain_value.lo ../sanei/sanei_config.lo
> ../sanei/sanei_config2.lo sane_strstatus.lo ../sanei/sanei_scsi.lo
> ../libtool: line 1152: UNKNOWN + : syntax error: operand expected (error
> token is "+ ")
> Makefile:4452: recipe for target 'libsane-abaton.la' failed
> make[3]: *** [libsane-abaton.la] Error 1
> make[3]: Leaving directory
> '/home/tevs/HETP/sane_install_220525a/backends-master/backend'
> Makefile:3994: recipe for target 'all' failed
> make[2]: *** [all] Error 2
> make[2]: Leaving directory
> '/home/tevs/HETP/sane_install_220525a/backends-master/backend'
> Makefile:607: recipe for target 'all-recursive' failed
> make[1]: *** [all-recursive] Error 1
> make[1]: Leaving directory
> '/home/tevs/HETP/sane_install_220525a/backends-master'
> Makefile:497: recipe for target 'all' failed
> make: *** [all] Error 2
>
>
> -- Wes
>
>
> On Tue, May 24, 2022 at 11:29 PM Ralph Little <skelband at gmail.com> wrote:
>
>> Hi,
>>
>> On 2022-05-24 22:14, Wes Rishel wrote:
>>
>> I have a new Ubuntu 18.04 system and I need to add a one-line patch to
>> fujitsu.h that Allan Noah has previously given us. And then I
>> presumably need to configure and make the package (?)
>>
>> Ubuntu seems to have 1.0..31 installed but I am thinking it might be
>> safer to get a fresh copy particular since I have gotten part way through a
>> couple of procedures without luck.
>>
>> There are instructions from several sources all of which sound
>> authoritative and give different sources, methods of downloading, etc. I
>> have tried following a couple of them and hit various issues which might be
>> obvious to a more experienced Linuxian.
>>
>> I think these are the questions I need answered and my tentative answer.
>> (Please advise me if I'm asking the wrong questions.)
>>
>> *Q1: What is the best way of downloading and building Sane 1.0.31
>> including the source files?*
>> I want to be sure to get the stable version rather than a snapshot.
>> (Currently, I am thinking that cloning
>> https://gitlab.com/sane-project/backends would be the appropriate
>> approach.)
>>
>> *Q2: Do I need to remove the existing SANE that came with Ubuntu before i
>> start this process?*
>>
>> *Q3: Where should I put it or where does the installer put it?*
>> Depending on the download source I either pick a destination or it
>> automatically just puts it somewhere. In the first case is there a
>> preferred directory in the Ubuntu file structure? If the recommended
>> approach turns out to be apt, apt-get, or some other package installer, how
>> can I find that? (I am assuming something like "sudo find /
>> -iname libsane-dll* will find all versions but how do I know I am looking
>> at the version I just installed rather than the preinstalled version?
>>
>> *Q4: What is the procedure after downloading the system?*
>> I am assuming that
>> https://gitlab.com/sane-project/backends/-/blob/master/INSTALL.linux is
>> tje definitive source. Can it really be as easy as
>>
>> $ ./autogen.sh          # only if you just cloned the git repository
>> $ ./configure
>> $ make
>> $ make install
>>
>>
>> Or as a practical matter, do I really need to follow one of the more
>> complex procedures in that document?
>>
>> *Q5: Editing in my patch.*
>> I assume that I can do the build, see that it works okay, and then edit
>> in my patch and rebuild. I assume that I skip the autogen.sh when
>> rebuilding?
>>
>> *Q5: Do I need to do this as root?*
>>
>> Thanks in advance for your attention and advice!
>>
>> -- Wes
>>
>>
>> My advice for you really depends on what you want to do with this header
>> file change.
>>
>> If you just need to try the change out to see if it works, then I would
>> build SANE with the change, installing it to a temporary area where you can
>> test the newly generated fujitsu backend.
>>
>> 1. Clone the repo from
>> https://gitlab.com/sane-project/backends/-/tree/master
>> 2. Make the change to the header file.
>> 3. Get the build dependencies using "sudo apt build-dep sane-backends" (I
>> think you have to have the source repos enabled).
>> 4. Do the build steps that you mention above but when you do the
>> ./configure, specify a temporary location: "./configure --prefix
>> $HOME/sane-install" or whereever you would like the install to go to. The
>> backend files will go to $HOME/sane-install/lib/sane in this case.
>> 5. In a terminal, set LD_LIBRARY_PATH to load libraries from the
>> temporary area: "export LD_LIBRARY_PATH=$HOME/sane-install/lib/sane"
>> 6. Run your favourite frontend from the terminal, e.g. xsane
>> 7. Test the change.
>>
>> If the change is good, then we can add it to the backend repo and you can
>> use the SANE git PPA here:
>> https://launchpad.net/~sane-project/+archive/ubuntu/sane-git
>> We are still generating builds for Bionic since it is a LTS release.
>>
>> Cheers,
>> Ralph
>>
>>
>>
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