jpackage Are the RPM Requires necessary?

[Sverre Moe]

tor. 26. mar. 2020 kl. 21:29 skrev Alexey Semenyuk <
alexey.semenyuk at oracle.com>:

>
>
> On 3/26/2020 4:13 PM, Sverre Moe wrote:
>
> tor. 26. mar. 2020 kl. 20:41 skrev Alexey Semenyuk <
> alexey.semenyuk at oracle.com>:
>
>>
>>
>> On 3/26/2020 11:17 AM, Sverre Moe wrote:
>> > Running jpackage to build an RPM will add some Requires to the package.
>> >
>> > It comes from the Template file:
>> >
>> https://github.com/openjdk/jdk/blob/jdk-14%2B36/src/jdk.incubator.jpackage/linux/classes/jdk/incubator/jpackage/internal/resources/template.spec
>> <https://urldefense.com/v3/__https://github.com/openjdk/jdk/blob/jdk-14*2B36/src/jdk.incubator.jpackage/linux/classes/jdk/incubator/jpackage/internal/resources/template.spec__;JQ!!GqivPVa7Brio!M9XkBzPXiKm1ZIWttGJG4VL4Wf0-KGz9x6MXZQGaSDqz64B9k-Uh1JtNLScPm0aHPUWS$>
>> >
>> > Autoprov: 0
>> > Autoreq: 0
>> > %if "xPACKAGE_DEFAULT_DEPENDENCIES" != x ||
>> "xPACKAGE_CUSTOM_DEPENDENCIES"
>> > != x
>> > Requires: PACKAGE_DEFAULT_DEPENDENCIES PACKAGE_CUSTOM_DEPENDENCIES
>> > %endif
>> >
>> > Building on OpenSUSE will give us these Requires:
>> > +%if "xglibc, libX11-6, libXau6, libXext6, libXi6, libXrender1,
>> libXtst6,
>> > libasound2, libxcb1, libz1" != x || "x" != x
>> > +Requires: glibc, libX11-6, libXau6, libXext6, libXi6, libXrender1,
>> > libXtst6, libasound2, libxcb1, libz1
>> > +%endif
>> > +
>> > +#avoid ARCH subfolder
>> >
>> > We override the RPM spec file with resource directory. I copied the RPM
>> > spec file content from the one jpackage generated and added something
>> extra
>> > to it.
>> >
>> > Unfortunately this RPM will not install on Fedora, but installs fine on
>> > OpenSUSE where I built it.
>> >
>> > Installing on Fedora will spew out this line for all these Requires.
>> > nothing provides libX11-6
>> >
>> > Are these Requires needed by Java?
>> Yes. The list of required packages is built automatically by jpackage by
>> analyzing dependencies of dynamic libraries of JRE bundled with the
>> application being packed.
>> On different distributes the same package can have different names.
>> Seems like the package that is named on OpenSuSE as ' libX11-6' is named
>> as 'libX11' on Fedora.
>>
>
> Not all Requires for OpenSUSE had an equivalent Fedoroa Requires
>
> Requires for OpenSUSE from jpackage
> Requires: glibc, libX11-6, libXau6, libXext6, libXi6, libXrender1,
> libXtst6, libasound2, libxcb1, libz1
>
> Requires for Fedora from jpackage:
> Requires: glibc, libX11, libXau, libXext, libXi, libXrender, libXtst,
> libxcb
>
> The RPM spec for Fedora does not get any Requires with libasound and libz.
>
> Probably this is because these packages are not installed on Fedora host
> where you run jpackage.
>
> Actually, the "missing" packages from Fedora RPM Spec generated by
jpackage, the libasound and libz does not exist on Fedora 30.
Makes me wonder, because the RPM installs fine on Fedora without these.

/Sverre