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Changelog

For a more detailed description of the major changes that Conan 2.0 brings, compared with Conan 1.X, please read :ref:`whatsnew`

2.0.17 (10-Jan-2024)

  • Fix: Automatically create folder if conan cache save --file=subfolder/file.tgz subfolder doesn't exist. #15409
  • Bugfix: Fix libcxx detection when using CC/CXX env vars. #15418 . Docs here
  • Bugfix: Solve winsdk_version bug in CMakeToolchain generator for cmake_minimum_required(3.27). #15373
  • Bugfix: Fix visible trait propagation with build=True trait. #15357
  • Bugfix: Fix package_id calculation when including conf values thru tools.info.package_id:confs. #15356
  • Bugfix: Order conf items when dumping them to allow reproducible package_id independent of the order the confs were declared. #15356

2.0.16 (21-Dec-2023)

  • Bugfix: Revert the default of source_buildenv, make it False by default. #15319 . Docs here

2.0.15 (20-Dec-2023)

  • Feature: New conan lock remove command to remove requires from lockfiles. #15284 . Docs here
  • Feature: New CMake.ctest() helper method to launch directly ctest instead of via cmake --target=RUN_TEST. #15282
  • Feature: Add tracking syntax in <host_version> for different references. #15274 . Docs here
  • Feature: Adding tools.microsoft:winsdk_version conf to make VCVars generator to use the given winsdk_version. #15272 . Docs here
  • Feature: Add pkglist formatter for conan export command. #15266 . Docs here
  • Feature: Define CONAN_LOG_LEVEL env-var to be able to change verbosity at a global level. #15263 . Docs here
  • Feature: conan cache path xxx --folder xxxx raises an error if the folder requested does not exist. #15257
  • Feature: Add in operator support for ConanFile's self.dependencies. #15221 . Docs here
  • Feature: Make CMakeDeps generator create a conandeps.cmake that aggregates all direct dependencies in a cmake-like generator style. #15207 . Docs here
  • Feature: Add build environment information to CMake configure preset and run environment information to CMake test presets. #15192 . Docs here
  • Feature: Removed a warning about a potential issue with conan migration that would print every time a build failed. #15174
  • Feature: New deploy() method in recipes for explicit per-recipe deployment. #15172 . Docs here
  • Feature: Allow tool-requires to be used in source() method injecting environment. #15153 . Docs here
  • Feature: Allow accessing the contents of settings.yml (and settings_user!) from ConfigAPI. #15151
  • Feature: Add builtin conf access from ConfigAPI. #15151
  • Feature: Add redirect_stdout to CMake integration methods. #15150
  • Feature: Add core:warnings_as_errors configuration option to make Conan raise on warnings and errors. #15149 . Docs here
  • Feature: Added FTP_TLS option using secure argument in ftp_download for secure communication. #15137
  • Feature: New [replace_requires] and [replace_tool_requires] in profile for redefining requires, useful for package replacements like zlibng/zlib, to solve conflicts, and to replace some dependencies by system alternatives wrapped in another Conan package recipe. #15136 . Docs here
  • Feature: Add stderr capture argument to conanfile's run() method. #15121 . Docs here
  • Feature: New [platform_requires] profile definition to be able to replace Conan dependencies by platform-provided dependencies. #14871 . Docs here
  • Feature: New conan graph explain command to search, compare and explain missing binaries. #14694 . Docs here
  • Feature: Global cpp_info can be used to initialize components values. #13994
  • Fix: Make core:warnings_as_errors accept a list #15297
  • Fix: Fix user confs package scoping when no separator was given #15296
  • Fix: Fix range escaping in conflict reports involving ranges. #15222
  • Fix: Allow hard set_name() and set_version() to mutate name and version provided in command line. #15211 . Docs here
  • Fix: Make conan graph info --format=text print to stdout. #15170
  • Fix: Avoid warning in CMake output due to CMAKE_POLICY_DEFAULT_CMP0091 unused variable. #15127
  • Fix: Deprecate [system_tools] in favor of [platform_tool_requires] to align with [platform_requires] for regular dependencies. Changed output from "System tool" to "Platform". #14871 . Docs here
  • Bugfix: Ensure user confs have at least 1 : separator #15296
  • Bugfix: Git.is_dirty() will use git status . -s to make sure it only process the current path, not the whole repo, similarly to other Git methods. #15289
  • Bugfix: Make self.info.clear() and header-only packages to remove python_requires and tool_requires. #15285 . Docs here
  • Bugfix: Make conan cache save/restore portable across Windows and other OSs. #15253
  • Bugfix: Do not relativize absolute paths in deployers. #15244
  • Bugfix: Add architecture to CMakePresets to avoid cmake ignoring toolchain definitions when using presets. #15215
  • Bugfix: Fix conan graph info --format=html reporting misleading conflicting nodes. #15196
  • Bugfix: Fix serialization of tool_requires in conan profile show --format=json. #15185
  • Bugfix: Fix NMakeDeps quoting issues. #15140
  • Bugfix: Fix the 2.0.14 migration to add LRU data to the cache when storage_path conf is defined. #15135
  • Bugfix: Fix definition of package_metadata_folder for :command:`conan export-pkg` command. #15126
  • Bugfix: pyinstaller.py was broken for Python 3.12 due to a useless distutils import. #15116
  • Bugfix: Fix backup sources error when no core.sources:download_cache is set. #15109

2.0.14 (14-Nov-2023)

  • Feature: Added riscv64, riscv32 architectures to default settings.yml and management of them in Meson and Autotools. #15053
  • Feature: Allow only one simultaneous database connection. #15029
  • Feature: Add conan cache backup-upload to upload all the backup sources in the cache, regardless of which references they are from #15013 . Docs here
  • Feature: New conan list --format=compact for better UX. #15011 . Docs here
  • Feature: Ignore metadata upload by passing --metadata="" #15007 . Docs here
  • Feature: Better output messages in :command:`conan upload` #14984
  • Feature: Add extra flags to CMakeToolchain. #14966 . Docs here
  • Feature: Implement package load/restore from the cache, for CI workflows and moving packages over air-gaps. #14923 . Docs here
  • Feature: Compute version-ranges intersection to avoid graph version conflicts for compatible ranges #14912
  • Feature: CMake helper can use multiple targets in target argument. #14883
  • Feature: Add Macos 13.6 to settings.yml. #14858 . Docs here
  • Feature: Add CMakeDeps and PkgConfigDeps generators listening to system_package_version property. #14808 . Docs here
  • Feature: Add shorthand syntax in cli to specify host and build in 1 argument #14727 . Docs here
  • Feature: Implement cache LRU control for cleaning of unused artifacts. #14054 . Docs here
  • Fix: Avoid CMakeToolchain overwriting user CMakePresets.json when no layout nor output-folder is defined #15058
  • Fix: Add astra, elbrus and altlinux as distribution using apt in SystemPackageManager #15051
  • Fix: Default to apt-get package manager in Linux Mint #15026 . Docs here
  • Fix: Make Git() check commits in remote server even for shallow clones. #15023
  • Fix: Add new Apple OS versions to settings.yml #15015
  • Fix: Fix AutotoolsToolchain extraflags priority. #15005 . Docs here
  • Fix: Remove colors from conan --version output #15002
  • Fix: Add an error message if the sqlite3 version is unsupported (less than 3.7.11 from 2012) #14950
  • Fix: Make cache DB always use forward slash for paths, to be uniform across Windows and Linux #14940
  • Fix: Solve re-build of an existing package revision (like forcing rebuild of a an existing header-only package), while previous folder was still used by other projects. #14938
  • Fix: Avoid a recipe mutating a conf to affect other recipes. #14932 . Docs here
  • Fix: The output of system packages via Apt.install() or PkgConfig.fill_cpp_info, like xorg/system was very noisy to the Conan output, making it more quiet #14924
  • Fix: Serialize the path information of python_requires, necessary for computing buildinfo #14886
  • Fix: Define remotes in :command:`conan source` command in case recipe has python_requires that need to be downloaded from remotes. #14852
  • Fix: Fix min target flag for xros and xros-simulator. #14776
  • Bugfix: --build=missing was doing unnecessary builds of packages that were not needed and could be skipped, in the case of tool_requires having transitive dependencies. #15082
  • BugFix: Add package revision to format=json in 'conan export-pkg' command #15042
  • Bugfix: tools.build:download_source=True will not fail when there are editable packages. #15004 . Docs here
  • Bugfix: Transitive dependencies were incorrectly added to conandeps.xcconfig. #14898
  • Bugfix: Fix integrity-check (upload --check or cache check-integrity) when the export_source has not been downloaded #14850
  • Bugfix: Properly lock release candidates of python requires #14846
  • BugFix: Version ranges ending with - do not automatically activate pre-releases resolution in the full range. #14814 . Docs here
  • BugFix: Fix version ranges so pre-releases are correctly included in the lower bound and excluded in the upper bound. #14814 . Docs here

2.0.13 (28-Sept-2023)

  • Bugfix: Fix wrong cppstd detection for newer apple-clang versions introduced in 2.0.11. #14837

2.0.12 (26-Sept-2023)

  • Feature: Add support for Clang 17. #14781 . Docs here
  • Feature: Add --dry-run for :command:`conan remove`. #14760 . Docs here
  • Feature: Add host_tool to install() method in package_manager to indicate whether the package is a host tool or a library. #14752 . Docs here
  • Fix: Better error message when trying to export-pkg a python-require package, and avoid it being exported and then failing. #14819
  • Fix: CMakeDeps allows set_property() on all properties. #14813
  • Fix: Add minor version for Apple clang 15.0. #14797 . Docs here
  • Fix: :command:`conan build` command prettier error when <path> argument not provided. #14787
  • Bugfix: fix compatibility() over settings_target making it None #14825
  • Bugfix: compatible packages look first in the cache, and only if not found, the servers, to allow offline installs when there are compatible packages. #14800
  • BugFix: Reuse session in ConanRequester to speed up requests. #14795
  • Bugfix: Fix relative paths of editable packages when they have components partially defining directories. #14782

2.0.11 (18-Sept-2023)

  • Feature: Add --format=json formatter to conan profile show command #14743 . Docs here
  • Feature: add new --deployer --generators args to 'conan build' cmd #14737 . Docs here
  • Feature: Better CMakeToolchain blocks interface. Added new .blocks.select(), .blocks.keys(). #14731 . Docs here
  • Feature: Add message when copying large files from download cache instead of downloading from server. #14716
  • Feature: MesonToolchain shows a warning message if any options are used directly. #14692 . Docs here
  • Feature: Support clang-cl in default profile plugin. #14682 . Docs here
  • Feature: Added mechanism to transform c, cpp, and/or ld binaries variables from Meson into lists if declared blank-separated strings. #14676
  • Feature: Add nobara distro to dnf package manager mapping. #14668
  • Feature: Ensure meson toolchain sets b_vscrt with clang-cl. #14664
  • Feature: Supporting regex pattern for conf tools.info.package_id:confs #14621 . Docs here
  • Feature: MakeDeps: Provide "require" information, and more styling tweaks. #14605
  • Feature: New detect_api to be used in profiles jinja templates. #14578 . Docs here
  • Feature: Allow access to settings_target in compatibility method. #14532
  • Fix: Add missing minor macos versions #14740 . Docs here
  • Fix: Improve error messages in ConanApi init failures, #14735
  • Fix: CMakeDeps: Remove "Target name ... already exists" warning about duplicating aliases. #14644
  • Bugfix: Fix regression in Git.run() when win_bash=True. #14756
  • Bugfix: Change the default check=False in conan.tools.system.package_manager.Apt to True as the other package manager tools. #14728 . Docs here
  • Bugfix: Solved propagation of transitive shared dependencies of test_requires with diamonds. #14721
  • Bugfix: Solve crash with :command:`conan export-pkg` with test_package doing calls to remotes. #14712
  • Bugfix: Do not binary-skip packages that have transitive dependencies that are not skipped, otherwise the build chain of build systems to those transitive dependencies like CMakeDeps generated files are broken. #14673
  • Bugfix: Fix detected CPU architecture when running conan profile detect on native ARM64 Windows. #14667
  • Bugfix: conan lock create --update now correctly updates references from servers if newer than cache ones. #14643
  • Bugfix: Fix unnecessarily decorating command stdout with escape sequences. #14642
  • Bugfix: tools.info.package_id:confs shouldn't affect header-only libraries. #14622

2.0.10 (29-Aug-2023)

  • Feature: Allow patch_user in conandata.yml definition for user patches, not handled by apply_conandata_patches(). #14576 . Docs here
  • Feature: Support for Xcode 15, iOS 17, tvOS 17, watchOS 10, macOS 14. #14538
  • Feature: Raise an error if users are adding incorrect ConanCenter web URL as remote. #14531
  • Feature: Serialization of graph with --format=json adds information to python_requires so conan list --graph can list python_requires too. #14529
  • Feature: Add rrev, rrev_timestamp and prev_timestamp to the graph json serialization. #14526
  • Feature: Allow version-ranges to resolve to editable packages too. #14510
  • Feature: Add tools.files.download:verify. #14508 . Docs here
  • Feature: Add support for Apple visionOS. #14504
  • Feature: Warn of unknown version range options. #14493
  • Feature: Add tools.graph:skip_binaries to control binary skipping in the graph. #14466 . Docs here
  • Feature: New tools.deployer:symlinks configuration to disable symlinks copy in deployers. #14461 . Docs here
  • Feature: Allow remotes to automatically resolve missing python_requires in 'editable add'. #14413 . Docs here
  • Feature: Add cli_args argument for CMake.install(). #14397 . Docs here
  • Feature: Allow test_requires(..., force=True). #14394 . Docs here
  • Feature: New credentials.json file to store credentials for Conan remotes. #14392 . Docs here
  • Feature: Added support for apk package manager and Alpine Linux #14382 . Docs here
  • Feature: conan profile detect can now detect the version of msvc when invoked within a Visual Studio prompt where CC or CXX are defined and pointing to the cl compiler executable #14364
  • Feature: Properly document --build=editable build mode. #14358 . Docs here
  • Feature: conan create --build-test=missing new argument to control what is being built as dependencies of the test_package folder. #14347 . Docs here
  • Feature: Provide new default_build_options attribute for defining options for tool_requires in recipes. #14340 . Docs here
  • Feature: Implement ...@ as a pattern for indicating matches with packages without user/channel. #14338 . Docs here
  • Feature: Add support to Makefile by the new MakeDeps generator #14133 . Docs here
  • Fix: Allow --format=json in :command:`conan create` for python-requires #14594
  • Fix: Remove conan v2 ready conan-center link. #14593
  • Fix: Make :command:`conan inspect` use all remotes by default. #14572 . Docs here
  • Fix: Allow extra hyphens in versions pre-releases. #14561
  • Fix: Allow confs for tools.cmake.cmaketoolchain to be used if defined even if tools.cmake.cmaketoolchain:user_toolchain is defined. #14556 . Docs here
  • Fix: Serialize booleans of dependencies in --format=json for graphs as booleans, not strings. #14530 . Docs here
  • Fix: Avoid errors in :command:`conan upload` when python_requires are not in the cache and need to be downloaded. #14511
  • Fix: Improve error check of lock add adding a full package reference instead of a recipe reference. #14491
  • Fix: Better error message when a built-in deployer failed to copy files. #14461 . Docs here
  • Fix: Do not print non-captured stacktraces to stdout but to stderr. #14444
  • Fix: Serialize conf_info in --format=json output. #14442
  • Fix: MSBuildToolchain/MSBuildDeps: Avoid passing C/C++ compiler options as options for ResourceCompile. #14378
  • Fix: Removal of plugin files result in a better error message instead of stacktrace. #14376
  • Fix: Fix CMake system processor name on armv8/aarch64. #14362
  • Fix: Make backup sources core.sources conf not mandate the final slash. #14342
  • Fix: Correctly propagate options defined in recipe default_options to test_requires. #14340 . Docs here
  • Fix: Invoke XCRun using conanfile.run() so that environment is injected. #14326
  • Fix: Use abspath for conan config install to avoid symlinks issues. #14183
  • Bugfix: Solve build_id() issues, when multiple different package_ids reusing same build-folder. #14555
  • Bugfix: Avoid DB errors when timestamp is not provided to :command:`conan download` when using package lists. #14526
  • Bugfix: Print exception stacktrace (when -vtrace is set) into stderr instead of stdout #14522
  • Bugfix: Print only packages confirmed interactively in :command:`conan upload`. #14512
  • Bugfix: 'conan remove' was outputting all entries in the cache matching the filter not just the once which where confirmed by the user. #14478
  • Bugfix: Better error when passing --channel without --user. #14443
  • Bugfix: Fix settings_target computation for tool_requires of packages already in the "build" context. #14441
  • Bugfix: Avoid DB is locked error when core.download:parallel is defined. #14410
  • Bugfix: Make generated powershell environment scripts relative when using deployers. #14391
  • Bugfix: fix profile [tool_requires] using revisions that were ignored. #14337

2.0.9 (19-Jul-2023)

  • Feature: Add implements attribute in ConanFile to provide automatic management of some options and settings. #14320 . Docs here
  • Feature: Add apple-clang 15. #14302
  • Fix: Allow repository being dirty outside of conanfile.py folder when using revision_mode = "scm_folder". #14330
  • Fix: Improve the error messages and provide Conan traces for errors in compatibility.py and profile.py plugins. #14322
  • Fix: flush() output streams after every message write. #14310
  • Bugfix: Fix Package signing plugin not verifying the downloaded sources. #14331 . Docs here
  • Bugfix: Fix CMakeUserPresets inherits from conan generated presets due to typo. #14325
  • Bugfix: ConanPresets.json contains duplicate presets if multiple user presets inherit from the same conan presets. #14296
  • Bugfix: Meson prefix param is passed as UNIX path. #14295
  • Bugfix: Fix CMake Error: Invalid level specified for --loglevel when tools.build:verbosity is set to quiet. #14289

2.0.8 (13-Jul-2023)

  • Feature: Add GCC 10.5 to default settings.yml. #14252
  • Feature: Let pkg_config_custom_content overwrite default *.pc variables created by PkgConfigDeps. #14233 . Docs here
  • Feature: Let pkg_config_custom_content be a dict-like object too. #14233 . Docs here
  • Feature: The fix_apple_shared_install_name tool now uses xcrun to resolve the otool and install_name_tool programs. #14195
  • Feature: Manage shared, fPIC, and header_only options automatically. #14194 . Docs here
  • Feature: Manage package ID for header-library package type automatically. #14194 . Docs here
  • Feature: New cpp_info.set_property("cmake_package_version_compat" , "AnyNewerVersion") for CMakeDeps generator. #14176 . Docs here
  • Feature: Metadata improvements. #14152
  • Fix: Improve error message when missing binaries with :command:`conan test` command. #14272
  • Fix: Make :command:`conan download` command no longer need to load conanfile, won't fail for 1.X recipes or missing python_requires. #14261
  • Fix: Using upload with the --list argument now permits empty recipe lists. #14254
  • Fix: Guarantee that Options.rm_safe never raises. #14238
  • Fix: Allow tools.gnu:make_program to affect every CMake configuration. #14223
  • Fix: Add missing package_type to :command:`conan new` lib templates. #14215
  • Fix: Add clarification for the default folder shown when querying a package reference. #14199 . Docs here
  • Fix: Enable existing status-message code in the patch() function. #14177
  • Fix: Use configuration in XcodeDeps instead of always build_type. #14168
  • Fix: Respect symlinked path for cache location. #14164
  • Fix: PkgConfig uses conanfile.run() instead of internal runner to get full Conan environment from profiles and dependencies. #13985
  • Bugfix: Fix leaking of CMakeDeps CMAKE_FIND_LIBRARY_SUFFIXES variable. #14253
  • Bugfix: Fix conan not finding generator by name when multiple custom global generators are detected. #14227
  • Bugfix: Improve display of graph conflicts in conan graph info in html format. #14190
  • Bugfix: Fix CMakeToolchain cross-building from Linux to OSX. #14187
  • Bugfix: Fix KeyError in backup sources when no package is selected. #14185

2.0.7 (21-Jun-2023)

  • Feature: Add new arm64ec architecture, used to define CMAKE_GENERATOR_PLATFORM. #14114 . Docs here
  • Feature: Make CppInfo a public, documented, importable tool for generators that need to aggregate them. #14101 . Docs here
  • Feature: Allow conan remove --list=pkglist to remove package-lists. #14082 . Docs here
  • Feature: Output for conan remove --format both text (summary of deleted things) and json. #14082 . Docs here
  • Feature: Add core.sources:excluded_urls to backup sources. #14020
  • Feature: :command:`conan test` command learned the --format=json formatter. #14011 . Docs here
  • Feature: Allow pkg/[version-range] expressions in conan list (and download, upload, remove) patterns. #14004 . Docs here
  • Feature: Add conan upload --dry-run equivalent to 1.X conan upload --skip-upload. #14002 . Docs here
  • Feature: Add new command conan version to format the output. #13999 . Docs here
  • Feature: Small UX improvement to print some info while downloading large files. #13989
  • Feature: Use PackagesList as input argument for conan upload --list=pkglist.json. #13928 . Docs here
  • Feature: Use --graph input for conan list to create a PackagesList that can be used as input for :command:`conan upload`. #13928 . Docs here
  • Feature: New metadata files associated to recipes and packages that can be uploaded, downloaded and added after the package exists. #13918
  • Feature: Allow to specify a custom deployer output folder. #13757 . Docs here
  • Feature: Split build & compilation verbosity control to two confs. #13729 . Docs here
  • Feature: Added bindir to generated .pc file in PkgConfigDeps. #13623 . Docs here
  • Fix: Deprecate AutoPackage remnant from Conan 1.X. #14083 . Docs here
  • Fix: Fix description for the conf entry for default build profile used. #14075 . Docs here
  • Fix: Allow spaces in path in Git helper. #14063 . Docs here
  • Fix: Remove trailing . in conanfile.xxx_folder that is breaking subsystems like msys2. #14061
  • Fix: Avoid caching issues when some intermediate package in the graph calls aggregated_components() over some dependency and using --deployer, generators still pointed to the Conan cache and not deployed copy. #14060
  • Fix: Allow internal Cli object to be called more than once. #14053
  • Fix: Force pyyaml>=6 for Python 3.10, as previous versions broke. #13990
  • Fix: Improve graph conflict message when Conan can't show one of the conflicting recipes. #13946
  • Bugfix: Solve bug in timestamp of non-latest revision download from the server. #14110
  • Bugfix: Fix double base path setup in editable packages. #14109
  • Bugfix: Raise if conan graph build-order graph has any errors, instead of quietly doing nothing and outputting and empty json. #14106
  • Bugfix: Avoid incorrect path replacements for editable packages when folders have overlapping matching names. #14095
  • Bugfix: Set clang as the default FreeBSD detected compiler. #14065
  • Bugfix: Add prefix var and any custom content (through the pkg_config_custom_content property) to already generated pkg-config root .pc files by PkgConfigDeps. #14051
  • Bugfix: :command:`conan create` command returns always the same output for --format=json result graph, irrespective of test_package existence. #14011 . Docs here
  • Bugfix: Fix problem with editable packages when defining self.folders.root=".." parent directory. #13983
  • Bugfix: Removed libdir1 and includedir1 as the default index. Now, PkgConfigDeps creates the libdir and includedir variables by default in .pc files. #13623 . Docs here

2.0.6 (26-May-2023)

  • Feature: Add a tools.cmake:cmake_program configuration item to allow specifying the location of the desired CMake executable. #13940 . Docs here
  • Fix: Output "id" property in graph json output as str instead of int. #13964 . Docs here
  • Fix: Fix custom commands in a layer not able to do a local import. #13944
  • Fix: Improve the output of download + unzip. #13937
  • Fix: Add missing values to package_manager:mode in conan config install. #13929
  • Bugfix: Ensuring the same graph-info JSON output for graph info, create, export-pkg, and install. #13967 . Docs here
  • Bugfix: test_requires were affecting the package_id of consumers as regular requires, but they shouldn't. #13966
  • Bugfix: Define source_folder correctly in the json output when -c tools.build:download_source=True. #13953
  • Bugfix: Fixed and completed the graph info xxxx --format json output, to publicly document it. #13934 . Docs here
  • Bugfix: Fix "double" absolute paths in premakedeps. #13926
  • Bugfix: Fix regression from 2.0.5 conan-io/conan#13898, in which overrides of packages and components specification was failing #13923

2.0.5 (18-May-2023)

  • Feature: -v argument defaults to the VERBOSE level. #13839
  • Feature: Avoid showing unnecessary skipped dependencies. Now, it only shows a list of reference names if exists skipped binaries. They can be completely listed by adding -v (verbose mode) to the current command. #13836
  • Feature: Allow step-into dependencies debugging for packages built locally with --build #13833 . Docs here
  • Feature: Allow non relocatable, locally built packages with upload_policy="skip" and build_policy="missing" #13833 . Docs here
  • Feature: Do not move "build" folders in cache when package-revision is computed to allow locating sources for dependencies debuggability with step-into #13810
  • Feature: New settings.possible_values() method to query the range of possible values for a setting. #13796 . Docs here
  • Feature: Optimize and avoid hitting servers for binaries when upload_policy=skip #13771
  • Feature: Partially relativize generated environment .sh shell scripts #13764
  • Feature: Improve settings.yml error messages #13748
  • Feature: Auto create empty global.conf to improve UX looking for file in home. #13746 . Docs here
  • Feature: Render the profile file name as profile_name #13721 . Docs here
  • Feature: New global custom generators in cache "extensions/generators" that can be used by name. #13718 . Docs here
  • Feature: Improve :command:`conan inspect` output, it now understands set_name/set_version. #13716 . Docs here
  • Feature: Define new self.tool_requires("pkg/<host_version>") to allow some tool-requires to follow and use the same version as the "host" regular requires do. #13712 . Docs here
  • Feature: Introduce new core:skip_warns configuration to be able to silence some warnings in the output. #13706 . Docs here
  • Feature: Add info_invalid to graph node serialization #13688
  • Feature: Computing and reporting the overrides in the graph, and in the graph build-order #13680
  • Feature: New revision_mode = "scm_folder" for mono-repo projects that want to use scm revisions. #13562 . Docs here
  • Feature: Demonstrate that it is possible to tool_requires different versions of the same package. #13529 . Docs here
  • Fix: build_scripts now set the run trait to True by default #13901 . Docs here
  • Fix: Fix XcodeDeps includes skipped dependencies. #13880
  • Fix: Do not allow line feeds into pkg/version reference fields #13870
  • Fix: Fix AutotoolsToolchain definition of tools.build:compiler_executable for Windows subsystems #13867
  • Fix: Speed up the CMakeDeps generation #13857
  • Fix: Fix imported library config suffix. #13841
  • Fix: Fail when defining an unkown conf #13832
  • Fix: Fix incorrect printing of "skipped" binaries in the conan install/create commands, when they are used by some other dependencies. #13778
  • Fix: Renaming the cache "deploy" folder to "deployers" and allow -d, --deployer cli arg. ("deploy" folder will not break but will warn as deprecated). #13740 . Docs here
  • Fix: Omit -L libpaths in CMakeDeps for header-only libraries. #13704
  • Bugfix: Fix when a test_requires is also a regular transitive "host" requires and consumer defines components. #13898
  • Bugfix: Fix propagation of options like *:shared=True defined in recipes #13855
  • Bugfix: Fix --lockfile-out paths for 'graph build-order' and 'test' commands #13853
  • Bugfix: Ensure backup sources are uploaded in more cases #13846
  • Bugfix: fix settings.yml definition of intel-cc cppstd=03 #13844
  • Bugfix: Fix :command:`conan upload` with backup sources for exported-only recipes #13779
  • Bugfix: Fix conan lock merge of lockfiles containing alias #13763
  • Bugfix: Fix python_requires in transitive deps with version ranges #13762
  • Bugfix: fix CMakeToolchain CMAKE_SYSTEM_NAME=Generic for baremetal #13739
  • Bugfix: Fix incorrect environment scripts deactivation order #13707
  • Bugfix: Solve failing lockfiles when graph has requirements with override=True #13597

2.0.4 (11-Apr-2023)

  • Feature: extend --build-require to more commands (graph info, lock create, install) and cases. #13669 . Docs here
  • Feature: Add -d tool_requires to :command:`conan new`. #13608 . Docs here
  • Feature: Make CMakeDeps, CMakeToolchain and Environment (.bat, Windows only) generated files have relative paths. #13607
  • Feature: Adding preliminary (non documented, dev-only) support for premake5 deps (PremakeDeps). #13390
  • Fix: Update old :command:`conan user` references to conan remote login. #13671
  • Fix: Improve dependencies options changed in requirements() error msg. #13668
  • Fix: [system_tools] was not reporting the correct resolved version, but still the original range. #13667
  • Fix: Improve provides conflict message error. #13661
  • Fix: When server responds Forbidden to the download of 1 file in a recipe/package, make sure other files and DB are cleaned. #13626
  • Fix: Add error in :command:`conan remove` when using --package-query without providing a pattern that matches packages. #13622
  • Fix: Add direct_deploy subfolder for the direct_deploy deployer. #13612 . Docs here
  • Fix: Fix html output when pattern does not list package revisions, like: conan list "*#*:*". #13605
  • Bugfix: conan list -p <package-query> failed when a package had no settings or options. #13662
  • Bugfix: python_requires now properly loads remote requirements. #13657
  • Bugfix: Fix crash when override is used in a node of the graph that is also the closing node of a diamond. #13631
  • Bugfix: Fix the --package-query argument for options. #13618
  • Bugfix: Add full_deploy subfolder for the full_deploy deployer to avoid collision with "build" folder. #13612 . Docs here
  • Bugfix: Make STATUS the default log level. #13610
  • Bugfix: Fix double delete error in conan cache clean. #13601

2.0.3 (03-Apr-2023)

  • Feature: conan cache clean learned the --all and --temp to clean everything (sources, builds) and also the temporary folders. #13581 . Docs here
  • Feature: Introduce the conf dictionary update semantics with *= operator. #13571 . Docs here
  • Feature: Support MacOS SDK 13.1 (available in Xcode 14.2). #13531
  • Feature: The full_deploy deployer together with CMakeDeps generator learned to create relative paths deploys, so they are relocatable. #13526
  • Feature: Introduce the conan remove *#!latest (also for package-revisions), to remove all revisions except the latest one. #13505 . Docs here
  • Feature: New conan cache check-integrity command to replace 1.X legacy conan upload --skip-upload --check. #13502 . Docs here
  • Feature: Add filtering for options and settings in conan list html output. #13470
  • Feature: Automatic server side source backups for third parties. #13461
  • Feature: Add tools.android:cmake_legacy_toolchain configuration useful when building CMake projects for Android. If defined, this will set the value of ANDROID_USE_LEGACY_TOOLCHAIN_FILE. It may be useful to set this to False if compiler flags are defined via tools.build:cflags or tools.build:cxxflags to prevent Android's legacy CMake toolchain from overriding the values. #13459 . Docs here
  • Feature: Default tools.files.download:download_cache to core.download:download_cache, so it is only necessary to define one. #13458
  • Feature: Authentication for tools.files.download(). #13421 . Docs here
  • Fix: Define a way to update default_options in python_requires_extend extension. #13487 . Docs here
  • Fix: Allow again to specify self.options["mydep"].someoption=value, equivalent to "mydep/*". #13467
  • Fix: Generate cpp_std=vc++20 for c++20 with meson with VS2019 and VS2022, rather than vc++latest. #13450
  • Bugfix: Fixed CMakeDeps not clearing CONAN_SHARED_FOUND_LIBRARY var in find_library(). #13596
  • Bugfix: Do not allow adding more than 1 remote with the same remote name. #13574
  • Bugfix: cmd_wrapper added missing parameter conanfile. #13564 . Docs here
  • Bugfix: Avoid generators errors because dependencies binaries of editable packages were "skip". #13544
  • Bugfix: Fix subcommands names when the parent command has underscores. #13516
  • Bugfix: Fix python-requires in remotes when running :command:`conan export-pkg`. #13496
  • Bugfix: Editable packages now also follow build_folder_vars configuration. #13488
  • Bugfix: Fix [system_tools] profile composition. #13468

2.0.2 (15-Mar-2023)

  • Feature: Allow relative paths to the Conan home folder in the global.conf. #13415 . Docs here
  • Feature: Some improvements for html formatter in :command:`conan list` command. #13409 . Docs here
  • Feature: Adds an optional "build_script_folder" argument to the autoreconf method of the Autotools class. It mirrors the same argument and behavior of the configure method of the same class. That is, it allows one to override where the tool is run (by default it runs in the source_folder. #13403
  • Feature: Create summary of cached content. #13386
  • Feature: Add conan config show <conf> command. #13354 . Docs here
  • Feature: Allow global.conf jinja2 inclusion of other files. #13336
  • Feature: Add conan export-pkg --skip-binaries to allow exporting without binaries of dependencies. #13324 . Docs here
  • Feature: Add core.version_ranges:resolve_prereleases conf to control whether version ranges can resolve to prerelease versions #13321
  • Fix: Allow automatic processing of package_type = "build-scripts" in :command:`conan create` as --build-require. #13433
  • Fix: Improve the detection and messages of server side package corruption. #13432
  • Fix: Fix conan download help typo. #13430
  • Fix: Remove profile arguments from conan profile path. #13423 . Docs here
  • Fix: Fix typo in _detect_compiler_version. #13396
  • Fix: Fix conan profile detect detection of libc++ for clang compiler on OSX. #13359
  • Fix: Allow internal vswhere calls to detect and use VS pre-releases too. #13355
  • Fix: Allow :command:`conan export-pkg` to use remotes to install missing dependencies not in the cache. #13324 . Docs here
  • Fix: Allow conversion to dict of settings.yml lists when settings_user.yml define a dict. #13323
  • Fix: Fix flags passed by AutotoolsToolchain when cross compiling from macOS to a non-Apple OS. #13230
  • BugFix: Fix issues in MSBuild with custom configurations when custom configurations has spaces. #13435
  • Bugfix: Solve bug in conan profile path <nonexisting> that was crashing. #13434
  • Bugfix: Add global verbosity conf tools.build:verbosity instead of individual ones. #13428 . Docs here
  • Bugfix: Avoid raising fatal exceptions for malformed custom commands. #13365
  • Bugfix: Do not omit system_libs from dependencies even if they are header-only. #13364
  • Bugfix: Fix VirtualBuildEnv environment not being created when MesonToolchain is instantiated. #13346
  • Bugfix: Nicer error in the compatibility plugin with custom compilers. #13328
  • Bugfix: adds qcc cppstd compatibility info to allow dep graph to be calculated. #13326

2.0.1 (03-Mar-2023)

  • Feature: Add --insecure alias to --verify-ssl in config install. #13270 . Docs here
  • Feature: Add .conanignore support to conan config install. #13269 . Docs here
  • Feature: Make verbose tracebacks on exception be shown for -vv and -vvv, instead of custom env-var used in 1.X. #13226
  • Fix: Minor improvements to :command:`conan install` and 2.0-readiness error messages. #13299
  • Fix: Remove vcvars.bat VS telemetry env-var, to avoid Conan hanging. #13293
  • Fix: Remove legacy CMakeToolchain support for CMakePresets schema2 for CMakeUserPresets.json. #13288 . Docs here
  • Fix: Remove --logger json logging and legacy traces. #13287 . Docs here
  • Fix: Fix typo in conan remote auth help. #13285 . Docs here
  • Fix: Raise arg error if conan config list unexpected-arg. #13282
  • Fix: Do not auto-detect compiler.runtime_type for msvc, rely on profile plugin. #13277
  • Fix: Fix conanfile.txt options parsing error message. #13266
  • Fix: Improve error message for unified patterns in options. #13264
  • Fix: Allow conan remote add --force to force re-definition of an existing remote name. #13249
  • Fix: Restore printing of profiles for build command. #13214
  • Fix: Change :command:`conan build` argument description for "path" to indicate it is only for conanfile.py and explicitly state that it does not work with conanfile.txt. #13211 . Docs here
  • Fix: Better error message when dependencies options are defined in requirements() method. #13207
  • Fix: Fix broken links to docs from error messages and readme. #13186
  • Bugfix: Ensure that topics are always serialized as lists. #13298
  • Bugfix: Ensure that provides are always serialized as lists. #13298
  • Bugfix: Fixed the detection of certain visual c++ installations. #13284
  • Bugfix: Fix supported cppstd values for msvc compiler. #13278
  • Bugfix: CMakeDeps generate files for tool_requires with the same build_type as the "host" context. #13267
  • Bugfix: Fix definition of patterns for dependencies options in configure(). #13263
  • Bugfix: Fix CMakeToolchain error when output folder in different Win drive. #13248
  • Bugfix: Do not raise errors if a test_requires is not used by components .requires. #13191

2.0.0 (22-Feb-2023)

  • Feature: Change default profile cppstd for apple-clang to gnu17. #13185
  • Feature: New conan remote auth command to force authentication in the remotes #13180
  • Fix: Allow defining options trait in test_requires(..., options={}) #13178
  • Fix: Unifying Conan commands help messages. #13176
  • Bugfix: Fix MesonToolchain wrong cppstd in apple-clang #13172
  • Feature: Improved global Conan output messages (create, install, export, etc.) #12746

2.0.0-beta10 (16-Feb-2023)

  • Feature: Add basic html output to conan list command. #13135
  • Feature: Allow test_package to process --build arguments (computing --build=never for the main, non test_package graph). #13117
  • Feature: Add --force argument to remote add. #13112
  • Feature: Validate if the input configurations exist, to avoid typos. #13110
  • Feature: Allow defining self.folders.build_folder_vars in recipes layout(). #13109
  • Feature: Block settings assignment. #13099
  • Feature: Improve conan editable ui. #13093
  • Feature: Provide the ability for users to extend Conan generated CMakePresets. #13090
  • Feature: Add error messages to help with the migration of recipes to 2.0, both from ConanCenter and from user repos. #13074
  • Feature: Remove option.fPIC for shared in :command:`conan new` templates. #13066
  • Feature: Add conan cache clean subcommand to clean build and source folders. #13050
  • Feature: Implement customizable CMakeToolchain.presets_prefix so presets name prepend this. #13015
  • Feature: Add [system_tools] section to profiles to use your own installed tools instead of the packages declared in the requires. #10166
  • Fix: Fixes in powershell escaping. #13084
  • Fix: Define CMakeToolchain.presets_prefix="conan" by default, to avoid conflict with other users presets. #13015

2.0.0-beta9 (31-Jan-2023)

  • Feature: Add package names in Conan cache hash paths. #13011
  • Feature: Implement tools.build:download_source conf to force the installation of sources in :command:`conan install` or conan graph info. #13003
  • Feature: Users can define their own settings in settings_user.yml that will be merged with the Conan settings.yml. #12980
  • Feature: List disabled remotes too. #12937
  • Fix: PkgConfiDeps is using the wrong dependencies.host from dependencies instead of get_transitive_requires() computation. #13013
  • Fix: Fixing transitive shared linux libraries in CMakeDeps. #13010
  • Fix: Fixing issues with test_package output folder. #12992
  • Fix: Improve error messages for wrong methods. #12962
  • Fix: Fix fail in parallel packages download due to database concurrency issues. #12930
  • Fix: Enable authentication against disabled remotes. #12913
  • Fix: Improving system_requirements. #12912
  • Fix: Change tar format to PAX, which is the Python3.8 default. #12899

2.0.0-beta8 (12-Jan-2023)

  • Feature: Add unix_path_package_info_legacy function for those cases in which it is used in package_info in recipes that require compatibility with Conan 1.x. In Conan 2, path conversions should not be performed in the package_info method. #12886
  • Feature: New serialization json and printing for conan list. #12883
  • Feature: Add requirements to conan new cmake_{lib,exe} #12875
  • Feature: Allow --no-remotes to force temporal disabling of remotes #12808
  • Feature: Add barebones template option to conan new. #12802
  • Feature: Avoid requesting package configuration if PkgID is passed. #12801
  • Feature: Implemented conan list *#latest and conan list *:*#latest. Basically, this command can show the latest RREVs and PREVs for all the matching references. #12781
  • Feature: Allow chaining of self.output write methods #12780
  • Fix: Make graph info filters to work on json output too #12836
  • Bugfix: Fix bug to pass a valid GNU triplet when using AutotoolsToolchain and cross-building on Windows. #12881
  • Bugfix: Ordering if same ref.name but different versions. #12801

2.0.0-beta7 (22-Dec-2022)

  • Feature: Raise an error when a generator is both defined in generators attribute and instantiated in generate() method #12722
  • Feature: test_requires improvements, including allowing it in conanfile.txt #12699
  • Feature: Improve errors for when required_conan_version has spaces between the operator and the version #12695
  • Feature: ConanAPI cleanup and organization #12666

2.0.0-beta6 (02-Dec-2022)

  • Feature: Use --confirm to not request confirmation when removing instead of --force #12636
  • Feature: Simplify loading conaninfo.txt for search results #12616
  • Feature: Renamed ConanAPIV2 to ConanAPI #12615
  • Feature: Refactor ConanAPI #12615
  • Feature: Improve conan cache path command #12554
  • Feature: Improve #latest and pattern selection from remove/upload/download #12572
  • Feature: Add build_modules to provided deprecated warning to allow migration from 1.x #12578
  • Feature: Lockfiles alias support #12525

2.0.0-beta5 (11-Nov-2022)

  • Feature: Improvements in the remotes management and API #12468
  • Feature: Implement env_info and user_info as fake attributes in Conan 2.0 #12351
  • Feature: Improve settings.rm_safe() #12379
  • Feature: New RecipeReference equality #12506
  • Feature: Simplifying compress and uncompress of .tgz files #12378
  • Feature: conan source command does not require a default profile #12475
  • Feature: Created a proper LockfileAPI, with detailed methods (update, save, etc), instead of several loose methods #12502
  • Feature: The conan export can also produce lockfiles, necessary for users doing a 2 step (export + install--build) process #12502
  • Feature: Drop compat_app #12484
  • Fix: Fix transitive propagation of transitive_headers=True #12508
  • Fix: Fix transitive propagation of transitive_libs=False for static libraries #12508
  • Fix: Fix test_package for python_requires #12508

2.0.0-beta4 (11-Oct-2022)

  • Feature: Do not allow doing conan create/export with uncommitted changes using revision_mode=scm #12267
  • Feature: Simplify conan inspect command, removing path subcommand #12263
  • Feature: Add --deploy argument to graph info command #12243
  • Feature: Pass graph object to deployers instead of ConanFile #12243
  • Feature: Add included_files method to conan.tools.scm.Git #12246
  • Feature: Improve detection of clang libcxx #12251
  • Feature: Remove old profile variables system in favor of Jinja2 syntax in profiles #12152
  • Fix: Update command to follow Conan 2.0 conventions about CLI output #12235
  • Fix: Fix aggregation of test trait in diamonds #12080

2.0.0-beta3 (12-Sept-2022)

  • Feature: Decouple test_package from create. #12046
  • Feature: Warn if special chars in exported refs. #12053
  • Feature: Improvements in MSBuildDeps traits. #12032
  • Feature: Added support for CLICOLOR_FORCE env var, that will activate the colors in the output if the value is declared and different to 0. #12028
  • Fix: Call source() just once for all configurations. #12050
  • Fix: Fix deployers not creating output_folder. #11977
  • Fix: Fix build_id() removal of require. #12019
  • Fix: If Conan fails to load a custom command now it fails with a useful error message. #11720
  • Bugfix: If the 'os' is not specified in the build profile and a recipe, in Windows, wanted to run a command. #11728

2.0.0-beta2 (27-Jul-2022)

  • Feature: Add traits support in MSBuildDeps. #11680
  • Feature: Add traits support in XcodeDeps. #11615
  • Feature: Let dependency define package_id modes. #
  • Feature: Add conan.conanrc file to setup the conan user home. #11675
  • Feature: Add core.cache:storage_path to declare the absolute path where you want to store the Conan packages. #11672
  • Feature: Add tools for checking max cppstd version. #11610
  • Feature: Add a post_build_fail hook that is called when a build fails. #11593
  • Feature: Add pre_generate and post_generate hook, covering the generation of files around the generate() method call. #11593
  • Feature: Brought conan config list command back and other conf improvements. #11575
  • Feature: Added two new arguments for all commands -v for controlling the verbosity of the output and --logger to output the contents in a json log format for log processors. #11522

2.0.0-beta1 (20-Jun-2022)

  • Feature: New graph model to better support C and C++ binaries relationships, compilation, and linkage.
  • Feature: New documented public Python API, for user automation
  • Feature: New build system integrations, more flexible and powerful, and providing transparent integration when possible, like CMakeDeps and CMakeToolchain
  • Feature: New custom user commands, that can be built using the public PythonAPI and can be shared and installed with conan config install
  • Feature: New CLI interface, with cleaner commands and more structured output
  • Feature: New deployers mechanism to copy artifacts from the cache to user folders, and consume those copies while building.
  • Feature: Improved package_id computation, taking into account the new more detailed graph model.
  • Feature: Added compatibility.py extension mechanism to allow users to define binary compatibility globally.
  • Feature: Simpler and more powerful lockfiles to provide reproducibility over time.
  • Feature: Better configuration with [conf] and better environment management with the new conan.tools.env tools.
  • Feature: Conan cache now can store multiple revisions simultaneously.
  • Feature: New extensions plugins to implement profile checking, package signing, and build commands wrapping.
  • Feature: Used the package immutability for an improved update, install and upload flows.