Changelog¶

For a more detailed description of the major changes that Conan 2 brings, compared with Conan 1.X, please read What’s new in Conan 2

2.6.0 (01-Aug-2024)¶

Feature: Add build_folder_vars=["const.myvalue"] to create presets for user “myvalue” arbitrary values. #16633 . Docs here
Feature: Added outputRootDir as an optional definition in Bazel new templates. #16620
Feature: MakeDeps generator generates make variables for dependencies and their components. #16613 . Docs here
Feature: Add html output for graph build-order and graph build-order-merge #16611 . Docs here
Feature: Introduce core.scm:local_url=allow|block to control local folder URLs in conandata scm. #16597 . Docs here
Feature: Added XXX_FOR_BUILD flags and Android extra ones to extra_env attribute in GnuToolchain. #16596
Feature: Support python_requires in local-recipes-index. #16420 . Docs here
Fix: Avoid runtime_deployer to deploy dependencies with run=False trait. #16724
Fix: Improve error message when passing a --deployer-folder=xxx argument of an incorrect folder. #16723
Fix: Change requirements.txt so it install distro package in FreeBSD too. #16700
Fix: Better error messages when loading an inexistent or broken “package list” file. #16685
Fix: Remove unsupported ld and ar entries from tools.build:compiler_executables, they had no effect in every Conan integration. #16647
Fix: Ensure direct tool requires conflicts are properly reported instead of hanging. #16619
Fix: Update docker dependency version for the runners feature #16610
Fix: Raise an error when trying to upload a package with a local folder URL in conandata scm. #16597 . Docs here
Bugfix: Fix profile include() with per-package [settings] with partial definition. #16720
Bugfix: The MakeDeps generator was missing some aggregated variables when packages have components. #16715
Bugfix: Avoid settings.update_values() failing when deducing compatibility. #16642
Bugfix: Fix handling of tools.build:defines for Ninja Multi-Config CMake. #16637
Bugfix: Make conan graph <subcommand> a real “install” dry-run. Return same errors and give same messages #16415

2.5.0 (03-Jul-2024)¶

Feature: New tools.cmake.cmaketoolchain:enabled_blocks configuration to define which blocks of CMakeToolchain should be active or not. #16563 . Docs here
Feature: Allow –filter-options in conan list to use &: scope to refer to all packages being listed. #16559
Feature: Highlight missing or invalid requirements while computing dependency graph. #16520
Feature: New conan lock update subcommand to remove + add a reference in the same command. #16511 . Docs here
Feature: Add support for GCC 12.4. #16506 . Docs here
Feature: Honoring tools.android:ndk_path conf. Setting the needed flags to cross-build for Android. #16502 . Docs here
Feature: Add os.ndk_version for Android. #16494 . Docs here
Feature: Qbs helper now invokes Conan provider automatically. #16486
Feature: Added force option to tools.cmake.cmaketoolchain:extra_variables. #16481 . Docs here
Feature: Raising a ConanException if any section is duplicated in the same Conan profile file. #16454
Feature: Added resolve() method to the Qbs toolchain. #16449
Feature: Make MSBuildDeps generation with deployer relocatable. #16441
Feature: Add QbsDeps class to be used with Qbs Conan module provider. #16334
Feature: Add built in runtime_deploy deployer. #15382 . Docs here
Fix: Fix provides conflict error message not showing conflicting provides when a named reference matches a provider. #16562
Fix: Set correct testpaths for pytest. #16530
Fix: Allow .conanrc file in the root of a filesystem. #16514
Fix: Add support for non default docker hosts in conan runners #16477
Fix: Don’t fail when we can’t overwrite the summary file in the backup upload. #16452
Fix: Make source_credentials.json do not apply to Conan server repos protocol. #16425 . Docs here
Fix: Allow packages to have empty folders. #16424
Bugfix: Fix detect_msvc_compiler() from detect_api to properly detect VS 17.10 with compiler.version=194. #16581
Bugfix: Fix unexpected error when a recipe performs package_id() info erasure and is used as a compatibility candidate. #16575
Bugfix: Ensure msvc cppstd compatibility fallback does not ignore 194 binaries. #16573
Bugfix: XXXDeps generators did not include an absolute path in their generated files if –deployer-folder=xxxx param was used. #16552
Bugfix: Fix conan list … –format=compact for package revisions. #16490
Bugfix: Fix XcodeToolchain when only defines are set. #16429

2.4.1 (10-Jun-2024)¶

Fix: Avoid find_package’s of transitive dependencies on test_package generated by cmake_lib template. #16451
Fix: Fix back migration of default compatibility.py from a clean install. #16417
Bugfix: Solve issue with setuptools (distributed Conan packages in Python) packaging the “test” folder. #16446
Bugfix: Fixed regression in CMakeToolchain with --deployer=full_deploy creating wrong escaping. #16434

2.4.0 (05-Jun-2024)¶

Feature: Added support for MacOS sdk_version 14.5 #16400 . Docs here
Feature: Added CC_FOR_BUILD and CXX_FOR_BUILD environment variable to AutotoolsToolchain. #16391 . Docs here
Feature: Added extra_xxxx flags to MesonToolchain as done in other toolchains like AutotoolsToolchain, CMakeToolchain, etc. #16389
Feature: Add new qbs_lib template for the conan new command. #16382
Feature: new detect_api.detect_sdk_version() method #16355 . Docs here
Feature: Add excludes parameter to tools.files.rm to void removing pattern. #16350 . Docs here
Feature: Allow multiple --build=missing:~pattern1 --build=missing:~pattern2 patterns. #16327
Feature: Deprecate use of path accessors in ConanFile. #16247
Feature: add support for setting tools.cmake.cmaketoolchain:extra_variables #16242 . Docs here
Feature: Add cmake_additional_variables_prefixes variable to CMakeDeps generator to allow adding extra names for declared CMake variables. #16231 . Docs here
Feature: Allow GNUInstallDirs definition in CMakeToolchain for the local conan install/build flow too. #16214
Feature: Let conan cache save listen to the core.gzip:compresslevel conf. #16211
Feature: Add support for Bazel >= 7.1. #16196 . Docs here
Feature: Add new revision_mode including everything down to the recipe-revision, but not the package_id. #16195 . Docs here
Feature: Allow a recipe to requires(..., visible=False) a previous version of itself without raising a loop error. #16132
Feature: New vendor=True package creation and build isolation strategy #16073 . Docs here
Feature: New compiler.cstd setting for C standard #16028 . Docs here
Feature: Implemented compatibility.py default compatibility for different C standards #16028 . Docs here
Feature: Implement check_min_cstd, check_max_cstd, valid_max_cstd, valid_min_cstd, supported_cstd tools #16028 . Docs here
Feature: New languages = "C", "C++" class attribute to further automate settings management #16028 . Docs here
Feature: Add CONAN_RUNTIME_LIB_DIRS variable to the conan_toolchain.cmake. #15914 . Docs here
Fix: Implement a back migration to <2.3 for default compatibility.py plugin. #16405
Fix: Add missing [replace_requires] and [platform_requires] to serialization/dump of profiles. #16401
Fix: Fix handling spaces in paths in Qbs helper. #16382
Fix: Make cc version detection more robust #16362
Fix: Allow --build=missing:& pattern to build only the consumer if missing, but not others. #16344
Fix: Allow “local-recipes-index” to conan list packages with custom user/channel. #16342
Fix: Fixing docstrings for cppstd functions. #16341
Fix: Change autodetect of CMAKE_SYSTEM_VERSION to use the Darwin version. #16335 . Docs here
Fix: Fix require syntax in output in graph build-order. #16308
Fix: Improve some commands help documentation strings by adding double quotes. #16292
Fix: Better error message for incorrect version-ranges definitions. #16289
Fix: Only print info about cached recipe revision being newer when it truly is. #16275
Fix: Warn when using options without pattern scope, to improve UX of users expecting -o shared=True to apply to dependencies. #16233 . Docs here
Fix: Fix CommandAPI usage when not used by Conan custom commands. #16213
Fix: Avoid datetime deprecated calls in Python 3.12. #16095
Fix: Handle tools.build:sysroot on Meson toolchain. #16011 . Docs here
Bugfix: Fix LLVM/Clang enablement of vcvars for latest v14.4 toolset version after VS 17.10 update #16374 . Docs here
Bugfix: Fix profile errors when using a docker runner of type=shared #16364
Bugfix: conan graph info .. --build=pkg doesn’t download pkg sources unless tools.build:download_source is defined. #16349
Bugfix: Solved problem with relativization of paths in CMakeToolchain and CMakeDeps. #16316
Bugfix: Avoid sanitizing tools.build:compiler_executables value in MesonToolchain. #16307
Bugfix: Solved incorrect paths in conan cache save/restore tgz files that crashed when using storage_path custom configuration. #16293
Bugfix: Fix stacktrace with nonexistent graph file in conan list. #16291
Bugfix: Let CMakeDeps generator overwrite the xxxConfig.cmake when it already exists. #16279
Bugfix: Disallow self.info access in source() method. #16272

2.3.2 (28-May-2024)¶

Feature: New tools.microsoft:msvc_update configuration to define the MSVC compiler update even when compiler.update is not defined. Can be used to use compiler.version=193 once VS2022 is updated to 17.10, which changes the default compiler to compiler.version=194. #16332
Bugfix: Allow default compatibility.py plugin to fallback from MSVC compiler.version=194->193 and to other cppstd values. #16346
Bugfix: Skip dot folders in local recipe index layouts. #16345
Bugfix: Remove extra backslash in generated conanvcvars.ps1. #16322

2.3.1 (16-May-2024)¶

Feature: Add GCC 13.3 support. #16246 . Docs here
Feature: Allow opt-out for CMakeToolchain default use of absolute paths for CMakeUserPresets->CMakePreset and CMakePresets->toolchainFile path. #16244 . Docs here
Fix: Fix config container name for Docker runner. #16243
Bugfix: Make compatibility checks understand update flag patterns. #16252
Bugfix: Solve bug with overrides from lockfiles in case of diamond structures. #16235
Bugfix: Allow export-pkg --version=xxx to be passed to recipes with python_requires inheriting set_version from base class. #16224

2.3.0 (06-May-2024)¶

Feature: Allow * wildcard as subsetting in in rm_safe. #16105 . Docs here
Feature: Show recipe and package sizes when running conan upload. #16103
Feature: Extend conan version to report current python and system for troubleshooting. #16102 . Docs here
Feature: Add detect_xxxx_compiler() for mainstream compilers as gcc, msvc, clang. to the public detect_api. #16092 . Docs here
Feature: Add comment support for .conanignore file. #16087
Feature: In graph html search bar now takes in multiple search patterns separated by commas. #16083
Feature: In graph html added ‘filter packages’ bar that takes in multiple search patterns separated by comma and hides filters them from graph. #16083
Feature: Add an argument hide_url to Git operations to allow logging of the repository URL. By default, URLs will stay <hidden>, but users may opt-out of this. #16038
Feature: Allow .conf access (exclusively to global.conf information, not to profile information) in the export() and export_sources() methods. #16034 . Docs here
Feature: Avoid copying identical existing files in copy(). #16031
Feature: New conan pkglist merge command to merge multiple package lists. #16022 . Docs here
Feature: New conan pkglist find-remote command to find matching in remotes for list of packages in the cache. #16022 . Docs here
Feature: Relativize paths in CMakePresets generation. #16015
Feature: Add new test_package_folder attribute to conanfile.py to define a different custom location and name rather than test_package default. #16013 . Docs here
Feature: New conan create --test-missing syntax to optionally run the test_package only when the package is actually created (useful with --build=missing). #15999 . Docs here
Feature: Add tools.gnu:build_triplet to conf. #15965
Feature: Add --exist-ok argument to conan profile detect to not fail if the profile already exists, without overwriting it. #15933
Feature: MesonToolchain can generate a native file if native=True (only makes sense when cross-building). #15919 . Docs here
Feature: Meson helper injects native and cross files if both exist. #15919 . Docs here
Feature: Add support for meson subproject. #15916 . Docs here
Feature: Added transparent support for running Conan within a Docker container. #15856 . Docs here
Fix: Allow defining CC=/usr/bin/cc (and for CXX) for conan profile detect auto-detection. #16187
Fix: Solve issue in pyinstaller.py script, it will no longer install pip install pyinstaller, having it installed will be a precondition #16186
Fix: Use backslash in CMake helper for the CMakeLists.txt folder, fixes issue when project is in the drive root, like X: #16180
Fix: Allowing conan editable remove <path> even when the path has been already deleted. #16170
Fix: Fix conan new –help formatting issue. #16155
Fix: Improved error message when there are conflicts in the graph. #16137
Fix: Improve error message when one URL is not a valid server but still returns 200-ok under a Conan “ping” API call. #16126
Fix: Solve sqlite3 issues in FreeBSD due to queries with double quotes. #16123
Fix: Clean error message for conan cache restore <non-existing-file>. #16113
Fix: Improve UX and error messages when a remotes or credentials file in the cache is invalid/empty. #16091
Fix: Use cc executable in Linux systems for autodetect compiler (conan profile detect and detect_api). #16074
Fix: Improve the definition of version ranges UX with better error message for invalid ==, ~=, ^= operators. #16069
Fix: Improve error message UX when incorrect settings.yml or settings_user.yml. #16065
Fix: Print a warning for Python 3.6 usage which is EOL since 2021. #16003
Fix: Remove duplicated printing of command line in Autotools helper. #15991
Fix: Add response error message output to HTTP Status 401 Errors in FileDownloader. #15983
Fix: Add gcc 14 to default settings.yml. #15958
Fix: Make VCVars use the compiler.update to specify the toolset. #15947
Fix: Add rc to AutotoolsToolchain mapping of compiler_executables for cross-build Linux->Windows. #15946
Fix: Add Pop!_OS to the distros using apt-get as system package manager. #15931
Fix: Do not warn with package names containing the - character. #15920
Fix: Fix html escaping of new --format=html graph output, and pass the graph serialized object instead of the string. #15915
Bugfix: Make MesonToolchain listen to tools.build:defines conf variable. #16172 . Docs here
Bugfix: Disallow self.cpp_info access in validate_build() method. #16135
Bugfix: Don’t show a trace when .conanrc’s conan_home is invalid. #16134
Bugfix: Avoid the propagation of transitive dependencies of tool_requires to generators information even if they are marked as visible=True. #16077
Bugfix: BazelDeps now uses the requirement.build property instead of dependency.context one. #16025
Bugfix: Make conan cache restore work correctly when restoring over a package already in the local cache. #15950

2.2.3 (17-Apr-2024)¶

Fix: Fix to_apple_archs method when using architectures from settings_user. #16090

2.2.2 (25-Mar-2024)¶

Fix: Avoid issues with recipe print(..., file=fileobj). #15934
Fix: Fix broken calls to print(x, file=y) with duplicate keyword arguments. #15912
Bugfix: Fix handling of tools.build:defines for multiconfig CMake. #15924

2.2.1 (20-Mar-2024)¶

Fix: Add copytree_compat method for compatibility with Python>=3.12 after distutils removal. #15906

2.2.0 (20-Mar-2024)¶

Feature: Raise for toolchains different than CMakeToolchain if using universal binary syntax. #15896
Feature: Warn on misplaced requirement function calls #15888
Feature: Print options conflicts in the graph caused by different branches recipes defining options values. #15876 . Docs here
Feature: Add macOS versions 14.2, 14.3, 14.4 to settings.yml. #15859 . Docs here
Feature: New graph html: more information, test-requires, hiding/showing different packages (build, test). #15846 . Docs here
Feature: Add –backup-sources flag to conan cache clean. #15845
Feature: Add conan graph outdated command that lists the dependencies that have newer versions in remotes #15838 . Docs here
Feature: Set CMAKE_VS_DEBUGGER_ENVIRONMENT from CMakeToolchain to point to all binary directories when using Visual Studio. This negates the need to copy DLLs to launch executables from the Visual Studio IDE (requires CMake 3.27 or newer). #15830 . Docs here
Feature: Add a parameter to trim_conandata to avoid raising an exception when conandata.yml file doesn’t exist. #15829 . Docs here
Feature: Added build_context_folder ` to PkgConfigDeps. `#15813 . Docs here
Feature: Included build.pkg_config_path ` in the built-in options section in the MesonToolchain template. `#15813 . Docs here
Feature: Update _meson_cpu_family_map to support arm64ec. #15812
Feature: Added support for Clang 18. #15806 . Docs here
Feature: Add basic support in CMakeToolchain for universal binaries. #15775 . Docs here
Feature: New tools.cmake.cmake_layout:build_folder config that allows re-defining cmake_layout local build-folder. #15767 . Docs here
Feature: New tools.cmake.cmake_layout:test_folder config that allows re-defining cmake_layout output build folder for test_package, including a $TMP placeholder to create a temporary folder in system tmp. #15767 . Docs here
Feature: (Experimental) Add conan config install-pkg myconf/[*] new configuration inside Conan packages with new package_type = "configuration". #15748 . Docs here
Feature: (Experimental) New core.package_id:config_mode that allows configuration package reference to affect the package_id of all packages built with that configuration. #15748 . Docs here
Feature: Make cppstd_flag public to return the corresponding C++ standard flag based on the settings. #15710 . Docs here
Feature: Allow self.name and self.version in build_folder_vars attribute and conf. #15705 . Docs here
Feature: Add conan list --filter-xxx arguments to list package binaries that match settings+options. #15697 . Docs here
Feature: Add detect_libc to the detect_api to get the name and version of the C library. #15683 . Docs here
Feature: New CommandAPI subapi in the ConanAPI that allows calling other commands. #15630 . Docs here
Fix: Avoid unnecessary build of tool_requires when --build=missing and repeated tool_requires. #15885
Fix: Fix CMakeDeps set_property(... APPEND argument order. #15877
Fix: Raising an error when an infinite loop is found in the install graph (ill-formed dependency graph with loops). #15835
Fix: Make sure detect_default_compiler() always returns a 3-tuple. #15832
Fix: Print a clear message for conan graph explain when no binaries exist for one revision. #15823
Fix: Add package_type="static-library" to the conan new msbuild_lib template. #15807
Fix: Avoid platform_requires to fail when explicit options are being passed via requires(.., options={}). #15804
Fix: Make CMakeToolchain end with newline. #15788
Fix: Do not allow conan list binary filters or package query if a binary pattern is not provided. #15781
Fix: Avoid CMakeToolchain.preprocessor_definition definitions to "None" literal string when it has no value (Python None). #15756
Fix: Improved conan install <path> --deployer-package=* case that was crashing when using self.package_folder. #15737
Fix: Fix conan graph info –format=html for large dependency graphs. #15724
Fix: Make all recipe and plugins python file print() to stderr, so json outputs to stdout are not broken. #15704
Fix: Fix getting the gnu triplet for Linux x86. #15699
Bugfix: Solve backslash issues with conan_home_folder in global.conf when used in strings inside lists. #15870
Bugfix: Fix CMakeDeps multi-config when there are conditional dependencies on the build_type. #15853
Bugfix: Move get_backup_sources() method to expected CacheAPI from UploadAPI. #15845
Bugfix: Avoid TypeError when a version in conandata.yml lists no patches. #15842
Bugfix: Solve package_type=build-scripts issue with lockfiles and conan create. #15802
Bugfix: Allow --channel command line argument if the recipe specifies user attribute. #15794
Bugfix: Fix cross-compilation to Android from Windows when using MesonToolchain. #15790
Bugfix: Fix CMakeToolchain GENERATOR_TOOLSET when compiler.update is defined. #15789
Bugfix: Solved evaluation of conf items when they matched a Python module #15779
Bugfix: Fix PkgConfigDeps generating .pc files for its tool_requires when it is in the build context already. #15763
Bugfix: Adding VISIBILITY flags to CONAN_C_FLAGS too. #15762
Bugfix: Fix conan profile show –format=json for profiles with scoped confs. #15747
Bugfix: Fix legacy usage of update argument in Conan API. #15743
Bugfix: Solve broken profile [conf] when strings contains Windows backslash. #15727
Bugfix: Fix version precendence for metadata version ranges. #15653

2.1.0 (15-Feb-2024)¶

Feature: Implement multi-config tools.build:xxxx flags in CMakeToolchain. #15654
Feature: Add ability to pass patterns to –update flag. #15652 . Docs here
Feature: Add –format=json formatter to conan build. #15651
Feature: Added tools.build.cross_building:cross_build to decide whether cross-building or not regardless of the internal Conan mechanism. #15616
Feature: Add –format=json option to conan cache path. #15613
Feature: Add the –order-by argument for conan graph build-order. #15602 . Docs here
Feature: Provide a new graph build-order --reduce argument to reduce the order exclusively to packages that need to be built from source. #15573 . Docs here
Feature: Add configuration to specify desired CUDA Toolkit in CMakeToolchain for Visual Studio CMake generators. #15572 . Docs here
Feature: New “important” options values definition, with higher precedence over regular option value definitions. #15571 . Docs here
Feature: Display message when calling deactivate_conanvcvars. #15557
Feature: Add self.info information of package_id to serialized output in the graph, and forward it to package-lists. #15553 . Docs here
Feature: Log Git tool commands when running in verbose mode. #15514
Feature: Add verbose debug information (with -vvv) for conan.tools.files.copy() calls. #15513
Feature: Define python_requires = "tested_reference_str" for explicit test_package of python_requires. #15485 . Docs here
Feature: Adding CMakeToolchain.presets_build/run_environment to modify CMakePresets environment in generate() method. #15470 . Docs here
Feature: Add –allowed-packges to remotes to limit what references a remote can supply. #15464 . Docs here
Feature: Initial documentation to make RemotesAPI publicly available (experimental). #15462
Feature: Add support for use of vcvars env variables when calling from powershell. #15461 . Docs here
Feature: New Git(..., excluded=[]) feature to avoid “dirty” errors in Git helper. #15457 . Docs here
Feature: New core.scm:excluded feature to avoid “dirty” errors in Git helper and revision_mode = "scm". #15457 . Docs here
Feature: Recipe python_package_id_mode for python_requires recipes, to define per-recipe effect on consumers package_id. #15453 . Docs here
Feature: Add cmakeExecutable to configure preset. #15447 . Docs here
Feature: Add new --core-conf command line argument to allow passing core. confs via CLI. #15441 . Docs here
Feature: Add detect_api.detect_msvc_update(version) helper to detect_api. #15435 . Docs here
Feature: CMakeToolchain defines jobs in generated CMakePresets.json buildPresets. #15422
Feature: Allow nested “ANY” definitions in settings.yml. #15415 . Docs here
Feature: Helpers Git().coordinates_to_conandata() and Git().checkout_from_conandata_coordinates() to simplify scm based flows. #15377
Feature: AutotoolsToolchain automatically inject -FS for VS. #15375
Feature: New conan upload core.upload:parallel for faster parallel uploads. #15360 . Docs here
Feature: Intel oneAPI compiler detection improvement. #15358
Feature: Display progress for long conan list commands. #15354
Feature: Add extension_properties attribute to pass information to extensions from recipes. #15348 . Docs here
Feature: Implement compatibility_cppstd in extension_properties for the compatibility.py plugin to disable fallback to other cppstd for the recipe. #15348 . Docs here
Feature: Add Git.get_commit(..., repository=True) to obtain the repository commit, not the folder commit. #15304
Feature: Ensure --build=editable and --build=cascade works together. #15300 . Docs here
Feature: New conan graph build-order --order=configuration to output a different order, sorted by package binaries/configurations, not grouped by recipe revisions. #15270 . Docs here
Feature: Allow copy&paste of recipe revisions with timestamps from --format=compact into conan lock add. #15262 . Docs here
Fix: Guarantee order of generators attribute execution. #15678
Fix: Solve issue with [platform_tool_requires] in the build profile and context. Discard [platform_requires] in build profile. #15665
Fix: Fix gcc detection in conda environments. #15664
Fix: Improve handling of .dirty download files when uploading backup sources. #15601
Fix: Fix relativize paths in generated files. #15592
Fix: Allow None values for CMakeToolchain.preprocessor_definitions that will map to definitions without values. #15545 . Docs here
Fix: Fix graph build-order –order=configuration text format output. #15538
Fix: Raise a helpful error when the remote is not reachable in case the user wants to work in offline mode. #15516
Fix: Avoid missing file stacktrace when no metadata exists for a source backup. #15501
Fix: Remove --lockfile-packages argument, it was not documented as it is was not intended for public usage. #15499 . Docs here
Fix: Raise if check_type=int and conf value is set to bool. #15378
Fix: Add pkg-config entry to machine file generated by MesonToolchain, due to pkgconfig entry being deprecated since Meson 1.3.0. #15369
Fix: Fix graph explain not showing some differences in requirements if missing. #15355
Fix: Fix tools.info.package_id:confs when pattern did not match any defined conf. #15353
Fix: Fix upload_policy=skip with --build=missing issues. #15336
Fix: Accept conan download/upload --list=.. --only-recipe to download only the recipes. #15312
Fix: Allow cmake.build(build_type="Release") for recipes built with multi-config systems but without build_type setting. #14780
Bugfix: Fix MSBuildDeps with components and skipped dependencies. #15626
Bugfix: Avoid provides raising an error for packages that self tool_requires to themselves to cross-build. #15575
Bugfix: Fix build scope OS detection in tools.microsoft.visual.VCVars. #15568
Bugfix: Fix wrong propagation over visible=False when dependency is header-only. #15564
Bugfix: Store the temporary cache folders inside core.cache:storage_path, so conan cache clean also finds and clean them correctly. #15505
Bugfix: The conan export-pkg --format=json output now returns recipe = "cache" status, as the recipe is in the cache after the command. #15504
Bugfix: The conan export-pkg command stores the lockfile excluding the test_package, following the same behavior as conan create. #15504
Bugfix: Avoid conan test failing for python_requires test-package. #15485 . Docs here
Bugfix: MesonToolchain calculates a valid apple_min_version_flag. #15465
Bugfix: Allow to limit os, compiler and other settings with subsettings in build_id() and package_id() methods. #15439
Bugfix: Fix getting environment variable CONAN_LOGIN_USERNAME_REMOTE. #15388
Bugfix: Don’t take . folder into consideration for tools.files.copy() excludes patterns. #15349
Bugfix: Disable creating editables without name and version. #15337
Bugfix: Fix Git.get_url_and_commit raising for some Git configs. #15271
Bugfix: Direct dependencies in the “host” context of packages being built shouldn’t be skipped. This allows for non C/C++ libraries artifacts, like images, in the “host” context, to be used as build-time resources. #15128

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 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 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 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 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: 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 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 conan create for python-requires #14594
Fix: Remove conan v2 ready conan-center link. #14593
Fix: Make 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 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 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 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 conan test command. #14272
Fix: Make 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 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: 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 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: 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 https://github.com/conan-io/conan/pull/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 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 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 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 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 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 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 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 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 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 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 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 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 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.