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Add architecture.

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Jelmer Vernooij 2021-03-02 01:16:51 +00:00
parent 10edeef330
commit ea32f33f90
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18
notes/architecture.md
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@ -1,11 +1,11 @@
Upstream requirements are expressed as objects derived from UpstreamRequirement.
Upstream requirements are expressed as objects derived from Requirement.
They can either be:
* extracted from the build system
* extracted from errors in build logs
The details of UpstreamRequirements are specific to the kind of requirement,
The details of Requirements are specific to the kind of requirement,
and otherwise opaque to ognibuild.
When building a package, we first make sure that all declared upstream
@ -21,10 +21,10 @@ like e.g. upgrade configure.ac to a newer version, or invoke autoreconf.
A list of possible fixers can be provided. Each fixer will be called
(in order) until one of them claims to ahve fixed the issue.
Problems can be converted to UpstreamRequirements by UpstreamRequirementFixer
Problems can be converted to Requirements by RequirementFixer
UpstreamRequirementFixer uses a UpstreamRequirementResolver object that
can translate UpstreamRequirement objects into apt package names or
InstallFixer uses a Resolver object that
can translate Requirement objects into apt package names or
e.g. cpan commands.
ognibuild keeps finding problems, resolving them and rebuilding until it finds
@ -38,14 +38,14 @@ on the host machine.
For e.g. PerlModuleRequirement, need to be able to:
* install from apt package
+ DebianInstallFixer(AptResolver()).fix(problem)
+ InstallFixer(AptResolver()).fix(problem)
* update debian package (source, runtime, test) deps to include apt package
+ DebianPackageDepFixer(AptResolver()).fix(problem, ('test', 'foo'))
* suggest command to run to install from apt package
+ DebianInstallFixer(AptResolver()).command(problem)
+ InstallFixer(AptResolver()).command(problem)
* install from cpan
+ CpanInstallFixer().fix(problem)
+ InstallFixer(CpanResolver()).fix(problem)
* suggest command to run to install from cpan package
+ CpanInstallFixer().command(problem)
+ InstallFixer(CpanResolver()).command(problem)
* update source package reqs to depend on perl module
+ PerlDepFixer().fix(problem)