2.1.0~alpha2

This is the second alpha release of opam 2.1.0.

This alpha release contains many fixes and a few polished or new features upon alpha1.

Binaries and full archive are signed by AltGr.

Changelog

Possibly script-breaking changes are prefixed with ✘
New options are prefixed with ◈

Init

• Remove m4 from the list of recommended tools [#4184 @kit-ty-kate]
• Fix config solver field ignored [#4243 @rjbou - fix #4241]

Upgrade

• Fix atoms formula restriction with --all [#4221 @rjbou - fix #4218]

Archives fetch

• Copy instead of calling rsync when archives are in a local cache [#4270 @kit-ty-kate]

Install

• Add _build to rsync exclusion list [#4230 @rjbou - fix #4195]
• Recursive opam file lookup: ignore _build [#4230 @rjbou]
• Assume-built fix & rewriting [#4211 @rjbou]

Remove

• Fix autoremove env var handling [#4219 @rjbou - fix #4217]

Switch

• Fix Not_found with opam switch create . --deps [#4151 @AltGr]
• Package Var: resolve self name variable for orphan packages [#4228 @rjbou - fix #4224]
• ✘ Reject (shell) character on switch names [#4237 @rjbou - fix #4231]
• Fix OPAMSWITCH empty string setting, consider as unset [#4237 @rjbou]
• Add missing depext to unavailable reasons [#4194 @rjbou - fix #4176]
  • Fix not found error [#4279 @rjbou]
• ✘ Bump config file version to 2.1 (new depext fields) [#4280 @rjbou - fix #4266]

Pin

• Add depext handling on new pinned packages [#4194 @rjbou - fix #4189]
• Don't keep unpinned package version if it exists in repo [#4073 @rjbou - fix #3630]
• Fix path resolving when pinning with file:// [#4209 @rjbou - fix #4208]
• ✘ Disable recursive & subpath pinning (only present experimentally in opam 2.1.0~alpha) [#4252 @rjbou]

List

• Add --no-depexts option to disable depexts packages unavailability [#4194 @rjbou - fix #4205]
• Warn if packages are not listed because of depexts unavailability [#4194 @rjbou - fix #4205]

Show

• ✘ Display error message for all not found packages [#4179 @rjbou - fix #4164]
• ✘ Keep package order given via cli [#4179 @rjbou - fix #4163]
• --sort apply to with all options, not only --just-file [#4179 @rjbou]

Var

• Add scope display on Not found message [#4192 @rjbou]
• No scope needed for variable display [#4192 @rjbou - fix #4183]
• Fix package variable resolution [#4192 @rjbou - fix #4182]

Option

• Fix messages advertising a command in an obsolete format [#4194 @rjbou]
• Add switch depext-bypass as modifiable field [#4194 @rjbou - fix #4177]

Lint

• E65: check that url local paths are absolute [#4209 @rjbou]

External dependencies handling, aka depext

• Fix arch query [#4200 @rjbou]
• Add message when adding a package to depext-bypass [#4194 @rjbou]
• Fix performance issue of depext under Docker/debian [#4165 @AltGr]
• Refactor package status [#4152 #4200 @rjbou]
• Add environment variables handling [#4200 @rjbou]
• Add Macport support [#4152 @rjbou]
• Homebrew: add no auto update env var for install, accept pkgname and pkgname@version on query [#4200 @rjbou]
• Tag packages with missing depexts in Cudf [#4235 @AltGr]
• Force LC_ALL=C for query commands [#4200 @rjbou]
• Put back opam-depext-2.0's behaviour with regards to asking users' consent before installing system packages [#4168 @kit-ty-kate @rjbou]
• Add OPAMDEPEXTYES env variable to pass --yes options to system package manager [#4168 @kit-ty-kate @rjbou]
• Fix install command dryrun [#4200 @rjbou]
• ◈ Add --depext-only to install only external dependencies, regardless of config depext status [#4238 @rjbou]
• Move confirmation message after opam packages install [#4238 @rjbou]
• Error if --depext-only is given with --assume-depexts or --no-depexts [#4238 @rjbou]
• Handle debian virtual packages [#4269 @AltGr @rjbou - fix #4251]

Sandbox

• No error when linked directory doesn't exist (e.g. XDG defined) [#4278 @kit-ty-kate]
• Add quotes to avoid space unwanted behaviors [#4278 @kit-ty-kate]

Repository management

• Fix temp files repository cleaning [#4197 @rjbou]

Build

• Opam file build using dune, removal of opam-%.install makefile target [#4178 @rjbou #4229 @kit-ty-kate - fix #4173]
• Use version var in opam file instead of equal current version number in opamlib dependencies [#4178 @rjbou]
• src ext: fix extlib url [#4248 @rjbou]
• Bump to 2.1.0~alpha2 version [#4253 @rjbou]

Infrastructure

• Use OCaml 4.09.1 for the make cold target [#4257 @dra27]

Admin

• Fix admin cache synchronisation message [#4193 @rjbou - fix #4167]

Opam installer

• For paths, remove use of empty switch in favor of a context-less module [#4237 @rjbou]

Opam file

• Fix mismatching extra files detection [#4198 @rjbou]

Solver

• Fix Cudf generation for compat with external solvers [#4261 @AltGr]
• Check for a solution before calling the solver [#4263 @AltGr]
• Add the package flag hidden-version to discourage selection by the solver [#4281 @AltGr]
• Tweak the default criteria to handle missing-depexts and hidden-version flags [#4281 @AltGr]

Internal

• Disable chrono when timestamps are disables [#4206 @rjbou]
• Expose some functionality in the OpamAction, OpamPath and OpamSwitchState modules for use without a switch value [#4147 @timberston]
  • Path: introduce a functor to permit replicating switch layout in different contexts
• Std: Add map_reduce to Set and Map [#4263 @AltGr]
• Fix regression in command resolution from #4072 [#4265 @dra27]

Test

• Add show cram test [#4206 @rjbou]
• Add envrionnement variable handling on cram test [#4206 @rjbou]

Documentation

Various contributors helped us to update and add code documentation:

• [#4264 @dra27]
• [#4273 @robz]
• [#4197 #4236 #4252 @rjbou]