libsolv/NEWS

This file contains the major changes between
libsolv versions:

Version 0.6.39:
- bug fixes:
  * fix memory leaks in SWIG generated code
  * fix misparsing of '&' in attributes with libxml2
  * try to keep packages from a cycle close togther in the
    transaction order [bsc#1189622]
  * fix split provides not working if the update includes a
    forbidden vendor change [bsc#1195485]
  * fix segfault on conflict resolution when using bindings
  * do not replace noarch problem rules with arch dependent ones
    in problem reporting
  * fix and simplify pool_vendor2mask implementation

Version 0.6.38:
- bug fixes:
  * Turn on rich dependency handling needed for ptf support
    [jsc#SLE-17973] [jsc#SLE-17974] [bnc#1190530]

Version 0.6.37:
- bug fixes:
  * fix heap-buffer-overflow in repodata_schema2id [CVE-2019-20387]
  * testcase_read: error out if repos are added or the system is
    changed too late [CVE-2021-3200]
  * fix ruleinfo of complex dependencies returning the wrong origin
  * fix SOLVER_FLAG_FOCUS_BEST updateing packages without reason
  * fix add_complex_recommends() selecting conflicted packages in
    rare cases
  * fix potential segfault in resolve_jobrules
  * fix solv_zchunk decoding error if large chunks are used 
- new features:
  * backport support for blacklisted packages to support ptf
    packages and retracted patches

Version 0.6.36
- bug fixes:
  * do not autouninstall packages because of forcebest updates
  * fixed a couple of null pointer derefs and potential memory
    leaks
  * no longer disable infarch rules when they don't conflict with
    the job
  * fix cleandeps updates not updating all packages
  * fix SOLVER_FLAG_FOCUS_BEST updateing packages without reason
  * be more correct with multiversion packages that obsolete their
    own name

Version 0.6.35
- new configuration options:
  * ENABLE_ZSTD_COMPRESSION: support zstd compression
  * ENABLE_ZCHUNK_COMPRESSION: support zchunk compression
- new features:
  * new repodata_set_kv() function
  * new pool_solvable2id() inline function
  * bindings: new str2dir, dir2str, add_dirstr repodata methods
- other changes
  * new repo2solv tool replacing the old shell script

Version 0.6.34
- new features:
  * also look at suggests for package ordering

Version 0.6.33
- new features:
  * new Selection.clone() method in the bindings
  * new pool.parserpmrichdep() method in the bindings

Version 0.6.32
- fixed bug that could make fileconflict detection very slow
  in some cases

Version 0.6.31
- new configuration options:
  * ENABLE_RPMDB_LIBRPM: use librpm to read the package
    database
  * ENABLE_RPMPKG_LIBRPM: use librpm to access information
    from package headers
- new features:
  * new pool_set_whatprovides function to manually change
    the whatprovides data
  * new selection_subtract function to remove packages of
    one selection from another selection
  * new selection flags SELECTION_FILTER,
    SELECTION_WITH_DISABLED and SELECTION_WITH_BADARCH
  * new map_invertall function to invert a bitmap
  * new map_clr_at function to clear some bits

Version 0.6.30
- new features:
  * many fixes and extenstions for cleandeps, e.g.
    cleandeps now works for "update all packages"
  * support debian packages with xz compressed control.tar
  * always create dup rules for "distupgrade" jobs
  * use recommends also for ordering packages

Version 0.6.29
- new features:
  * support for REL_WITHOUT and REL_UNLESS dependencies
  * solver_get_recommendations available in bindings

Version 0.6.28
- new features:
  * new pool_best_solvables() function

Version 0.6.27
- new features:
  * allow building with libxml2 instead of libexpat
  * better handing of "forcebest with uninstall"
  * speed improvements for "name = md5sum" dependencies

Version 0.6.26
- export solvable_matchesdep function, as we now
  use it in the bindings

Version 0.6.25
- new features:
  * new SOLVER_FLAG_STRONG_RECOMMENDS flag
  * new SOLVER_FLAG_INSTALL_ALSO_UPDATES flag
  * new matchesdep() method in bindings
  * SOLVABLE_NAME selects nevr matching for
    pool_whatmatchesdep and solvable_matchesdep
 
Version 0.6.24
- new features:
  * new SOLVER_FLAG_FOCUS_BEST flag

Version 0.6.22, 0.6.23
- bug fix releases, no new features

Version 0.6.21
- new features:
  * SOLVER_FAVOR and SOLVER_DISFAVOR job types
- new functions:
  * selection_make_matchdepid
  * pool_whatcontainsdep
  * pool_parserpmrichdep

Version 0.6.20
- new features:
  * filter Requires(pre,post) for installed packages

Version 0.6.13:
- new features:
  * SOLVER_ALLOWUNINSTALL job type
  * ordercycle introspection
- new functions:
  * transaction_order_get_cycle
  * transaction_order_get_cycleids

Version 0.6.12:
- new features:
  * tcl bindings
- new functions:
  * solv_chksum_cmp

Version 0.6.11:
- new functions:
  * pool_ids2whatprovides

Version 0.6.9:
- new features:
  * much improved package choosing code
  * new testcase dependency format
  * alternatives introspection
- new functions:
  * pool_deb_get_autoinstalled
  * solver_alternative2str
  * solver_alternatives_count
  * solver_get_alternative
  * solver_rule2pkgrule
  * testcase_dep2str

Version 0.6.5:
- new features:
  * support yum style obsolete handling

Version 0.6.1:
- API change:
  repodata_stringify() now returns the string
- new features:
  * add BREAK_ORPHANS and KEEP_ORPHANS solver flags

Version 0.6.0:
- ABI change: cleaned up and reordered knownid.h
- added support for sha224/sha384/sha512
- API change in the bindings:
  * dropped solvid arg from most Dataiterator
    constructors
  * changed Datamatch results from methods to
    attributes
  * automatically delete the pool if the owner
    object is freed (use the disown method to
    get the old behavior).
- new functions:
  * pool_add_userinstalled_jobs
  * solver_get_userinstalled