[Nix-dev] printing on nix

[Nawal Husnoo]

Thanks for the suggestion! I'm now trying to get it to build as a proper
package so that cups can access it...

On 20 June 2017 at 08:09, Kirill Elagin <kirelagin at gmail.com> wrote:

> I’m not quite sure, but I always thought CUPS was searching for the filter
> in the PATH:
>
> https://github.com/NixOS/nixpkgs/blob/50fadc8b18fb3da6bda2f3710009a1
> 5f6ac45567/nixos/modules/services/printing/cupsd.nix#L79
>
> I don’t think the NixOS module has a simple way to adjust PATH, but you
> could try to put the filter into one of the mentioned directories.
>
> Another option that should definitely work is to replace the filter name
> with the absolute path in the ppd file itself.
>
> On Tue, Jun 20, 2017 at 12:55 AM Nawal Husnoo <nawal at husnoo.com> wrote:
>
>> Hi,
>>
>> I've got the default.nix below, and I run it using nix-shell. I opened
>> firefox, and went to 127.0.0.1:631 and added a printer, and selected the
>> ppd file from /opt/share/ppd/canonmp250.ppd.
>>
>> Unfortunately, when I try to print a test page I get the error message:
>>
>> Idle - "File "/nix/store/wy6c4mlp6zhjj4j3cjwrhwfi4ba9bx
>> ab-cups-progs/lib/cups/filter/pstocanonij" not available: No such file
>> or directory"
>>
>> The file lives at /opt/lib/cups/filter/pstocanonij.
>>
>> How do I override cups path in nix?
>>
>> thanks,
>>
>> Nawal.
>>
>>
>> { pkgs ? import <nixpkgs> {}}:
>>
>> (pkgs.buildFHSUserEnv {
>>     name = "simple-x11-env";
>>     targetPkgs = pkgs: (with pkgs; [
>>         udev
>>         alsaLib
>> gtk2-x11
>> patchelf
>> binutils
>> popt
>> cups
>> dpkg
>> cairo
>> pango
>> fontconfig
>> glib
>> dpkg
>>         atk
>> gdk_pixbuf
>> libxml2
>> libtiff
>> firefox
>>     ]) ++ (with pkgs.xorg; [
>>         libX11
>>         libXcursor
>>         libXrandr
>> libXext
>> libXinerama
>> libXrender
>> libXi
>> libXfixes
>>     ]);
>>     multiPkgs = pkgs: (with pkgs; [
>>     ]);
>>
>>     extraBuildCommands = ''
>>         echo "instaling environment for cups printing with canon mp
>> 250..."
>>
>> ls -lh $out/
>> mkdir -p $out/opt/bin/
>> mkdir -p $out/opt/lib/
>> cp -r /home/nawal/data/nixos/user/pkgs/canon/tmp/cnijfilter-common/usr/bin/*
>> $out/opt/bin/
>> cp -r /home/nawal/data/nixos/user/pkgs/canon/tmp/cnijfilter-common/usr/share/*
>> $out/opt/share/
>> cp -r /home/nawal/data/nixos/user/pkgs/canon/tmp/cnijfilter-common/usr/lib/*
>> $out/opt/lib/
>>
>> cp -r /home/nawal/data/nixos/user/pkgs/canon/tmp/cnijfilter-mp250series/usr/bin/*
>> $out/opt/bin/
>> cp -r /home/nawal/data/nixos/user/pkgs/canon/tmp/cnijfilter-mp250series/usr/share/*
>> $out/opt/share/
>> cp -r /home/nawal/data/nixos/user/pkgs/canon/tmp/cnijfilter-mp250series/usr/lib/*
>> $out/opt/lib/
>>
>> ln -s $out/opt/lib/libcnbpcmcm356.so.8.0.1 $out/opt/lib/libcnbpcmcm356.so
>> ln -s $out/opt/lib/libcnbpcnclbjcmd356.so.3.3.0 $out/opt/lib/
>> libcnbpcnclbjcmd356.so
>> ln -s $out/opt/lib/libcnbpess356.so.3.3.3 $out/opt/lib/libcnbpess356.so
>> ln -s $out/opt/lib/libcnnet.so.1.2.0 $out/opt/lib/libcnnet.so
>> ln -s $out/opt/lib/libcnbpcnclapi356.so.3.5.0 $out/opt/lib/
>> libcnbpcnclapi356.so
>> ln -s $out/opt/lib/libcnbpcnclui356.so.3.6.0
>> $out/opt/lib/libcnbpcnclui356.so
>> ln -s $out/opt/lib/libcnbpo356.so.1.0.2 $out/opt/lib/libcnbpo356.so
>>
>>
>> echo "OUT=$out"
>>     '';
>>
>>     profile = ''
>>     export LD_LIBRARY_PATH=$out/opt/lib:$LD_LIBRARY_PATH
>> export PATH=$out/opt/bin:$PATH
>>         export TZDIR=/etc/zoneinfo
>>     '';
>>
>>     runScript = ''
>>     bash
>>     '';
>> }).env
>>
>>
>> #${dpkg}/bin/dpkg -x ./debs/cnijfilter-common_3.40-1_amd64.deb
>> tmp/cnijfilter-common
>> #${dpkg}/bin/dpkg -x ./debs/cnijfilter-mp250series_3.40-1_amd64.deb
>> tmp/cnijfilter-mp250series
>>
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>>
>
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