libfetch from NetBSD's pkgsrc has been imported into lib/fetch, but
the objects are embedded into libxbps. Only a public function to fetch
files has been implemented: xbps_fetch_file().
The library now is built with -fvisibility=hidden by default, and
exported symbols are the ones that use the SYMEXPORT macro.
The code works well enough, but will need many more cleanups.
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uses an array of strings that lists the packages that should be
removed before new package can be installed.
In the build templates one can use: replaces="foo foo-blah foo-libs".
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* Fix 'autoupdate' target to look for new packages in ALL repos, not
just the first one that has the package.
* Fix 'update' target to work correctly.
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state in the object dictionary rather than opening and externalizing
the dictionary of every package.
--HG--
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