Release Notes

Features and bugfixes in our latest releases.

Be sure to read the upgrade notes when upgrading.

(See archive for older versions.)

1. Mercurial 1.9 (2011-07-01)

This is a regular feature release. See UpgradeNotes for some minor compatibility notes.

1.1. Major features

• New fileset file matching support

• Improved remote changeset discovery

• New command server mode to improve application integration

• Experimental generaldelta storage scheme
• Experimental new http client library

1.2. Command changes

• HGPLAIN: allow exceptions to plain mode, like i18n, via HGPLAINEXCEPT
• manifest: add new option --all
• aliases: add positional arguments to non-shell aliases

• add: introduce a warning message for non-portable filenames (issue2756)

• add: notify when adding a file that would cause a case-folding collision

• bisect: new command to extend the bisect range (issue2690)

• bookmarks: allow deactivating current bookmark with -i
• bundle: update current bookmark to most recent revision on current branch
• diff: make diff -c aware of revision sets

• help: add -c/--command flag to only show command help (issue2799)

• help: add -e/--extension switch to display extension help text

• help: move hgignore man page into built-in help (issue2769)

• http: correctly handle redirects from http to https
• identify: list bookmarks for remote repositories
• import: add --bypass option
• paths: Add support for -q/--quiet
• pushkey: add hooks for pushkey/listkeys
• revset: add aliases
• revset: add ^ and ~ operators from parentrevspec extension
• revset: add a revset command to get bisect state
• revset: add desc(string) to search in commit messages
• revset: add follow(filename) to follow a filename's history across copies
• revset: introduce filelog() to emulate log's fast path
• revset: add a last() function

1.3. Web changes

• add bookmarks listing to raw style and summary pages
• support alternate logo url

• add base link to file log for paper and coal styles (issue2452)

• paper, coal: display diffstat on the changeset page
• elapsed time calculation dynamic (javascript)
• provide diffstat and summary on the changeset page

1.4. Extension changes

• hgcia: handle URL like in notify (issue2406)

• rebase: add -m/--message to rebase --collapse (issue2389)

• Updating hgext.extdiff to use revsets
• bash_completion: enable alias auto-complete
• bugzilla: add XMLRPC interface
• color: add support for terminfo-based attributes and color
• convert/mtn: add support for using monotone's "automate stdio" when available
• convert/svn: stop using svn bindings when pushing to svn
• convert: add bookmark support for hg and git backends
• convert: add svnrev, svnpath and svnuuid template keywords
• extdiff: add repository root as a variable
• graphlog: support more log command features with revsets
• keyword: convert a verbatim block to a field list
• keyword: offer additional datefilters when the extension is enabled
• mq: add a 'mq()' revset predicate that returns applied mq csets
• notify: send changesets on 'outgoing' hook, updated doc
• progress: add speed format
• rebase: add --tool argument for specifying merge tool
• rebase: allow for rebasing descendants onto ancestors on different named branches
• record: add an option to backup all wc modifications
• record: add qrefresh -i/--interactive
• record: add white space diff options
• record: alias qrecord to qnew -i/--interactive

1.5. Bug fixes

• bookmarks: allow create/move bookmark without making it current (issue2788)

• bookmarks: do not forward merged bookmark (issue1877)

• changegroup: do not count closed new heads (issue2697)

• config: handle comment lines in continuations (issue2854)

• dispatch: propagate ui command options to the local ui (issue2523)

• eol: make the hook check all new heads, not only tip (issue2666)

• grep: don't print data from binary files for matches (issue2614)

• http: report unexpected unparsable push responses (issue2777)

• httprepo: handle large lengths by bypassing the len() operator

• httprepo: long arguments support (issue2126)

• httprepo: proper handling of invalid responses without content-type (issue2019)

• httprepo: send URL redirection notices to stderr (issue2828)

• localrepo: don't add deleted files to list of modified/added files (issue2761)

• localrepo: ignore tags to unknown nodes (issue2750)

• merge: drop resolve state for mergers with identical contents (issue2680)

• patch: do not patch unknown files (issue752)

• path_auditor: check filenames for basic platform validity (issue2755)

• rebase: don't mark file as removed if missing in parent's manifest (issue2725)

• rebase: preserve mq series order after rebasing (issue2849)

• rebase: restore mq guards after rebasing (issue2107)

• revset: report a parse error if a revset is not parsed completely (issue2654)

• scmutil: improve path calculation for install-relative RC files (issue2841)

• set NOT_CONTENT_INDEXED on .hg dir (issue2694)

• sslutil: fall back to commonName when no dNSName in subjectAltName (issue2798)

• subrepo: be more careful with deletions of .hgsub and .hgsubstate (issue2844)

• subrepo: make stdin for svn a pipe for non-interactive use (issue2759)

• subrepo: svn abort now depends on exit code (issue2833)

• subrepo: be smarter about what's an absolute path (issue2808)

• svn subrepo: attempt work around obstructed checkouts (issue2752)

• svn subrepos: work around checkout obstructions (issue2752)

• tags: catch more corruption during cache parsing (issue2779)

• util: add Mac-specific check whether we're in a GUI session (issue2553)

2. Mercurial 1.8.4 (2011-06-01)

This is a regular time-based bugfix release.

• bookmarks: do not forward merged bookmark (issue1877)

• changelog: convert user and desc from local encoding early
• fix bookmarks rollback behavior
• hgrc.5: document shell aliases

• httprepo: proper handling of invalid responses without content-type (issue2019)

• httprepo: send URL redirection notices to stderr (issue2828)

• localrepo: don't add deleted files to list of modified/added files (issue2761)

• localrepo: ignore tags to unknown nodes (issue2750)

• mq: strip extra whitespace from node ids in header (issue2790)

• rebase: restore mq guards after rebasing (issue2107)

• revset: expand help for contains predicate
• revset: note case-insensitive matches in keyword and user
• revset: note case-sensitive match in grep

• revset: report a parse error if a revset is not parsed completely (issue2654)

• revset: the name is optional for the tag predicate
• simplemerge: do not allow binary files to abort an entire merge

• strip: make it clear that --force discards changes (issue310)

• subrepo: don't crash when git .hgsubstate is empty (issue2716)

• subrepo: make stdin for svn a pipe for non-interactive use (issue2759)

• subrepo: respect non-default path for incoming/outgoing

• subrepo: svn abort now depends on exit code (issue2833)

• subrepo: use code from 71ea5b only if Python needs it (issue2795)

• tags: catch more corruption during cache parsing (issue2779)

3. Mercurial 1.8.3 (2011-05-01)

This is a regular time-based bugfix release.

• convert: make filemap prune useless branch closing revs (issue2774)

• encoding: avoid localstr when a string can be encoded losslessly (issue2763)

• extdiff: fix broken symlinks handling (issue1909)

• help config: explain that config files do not exist by default
• hgweb: add bookmark labels to gitweb theme
• hgweb: add missing bookmarks definition to coal/map
• hgweb: add missing bookmarks templates to atom/rss styles
• hgweb: add separate bookmarks listing to gitweb theme
• hgweb: add separate bookmarks listing to monoblue theme
• hgweb: detect change based on changelog size too

• hgweb: fix inconsistant display of graphlog (issue1706)

• hgweb: fix typo and inactive link in page_nav and page_header of gitweb's help
• hgweb: fix typo in page-header of monoblue's help template
• hgweb: format page_nav of gitweb/error.tmpl and add missing links

• rebase: don't mark file as removed if missing in parent's manifest (issue2725)

• subrepo: handle svn tracked/unknown directory collisions

• subrepo: prevent url normalization from removing // in ssh paths (issue2556)

• subrepo: tell Subversion when we are non-interactive (issue2759)

• url: use a regex to hide unsupported ssh passwords (issue2754)

• zeroconf: notify the Zeroconf threads when hg exits

4. Mercurial 1.8.2 (2011-04-01)

This is a regular time-based bugfix release.

• bookmarks: discard current bookmark if absent from the bookmarks (issue2692)

• bookmarks: fix update of the current bookmark during rename

• color: port to using ctypes (issue2687)

• convert/svn: fix _iterfiles() output in root dir case (issue2647)

• eol: do not abort when win32text is found, only warn
• eol: use dirstate methods to clear dirstate
• fix compiling of extensions for OS X and XCode 4.0
• hgweb: add display of bookmarks for changelog and changeset
• hgweb: add separate page with bookmarks listing

• merge: avoid unlinking destination of merge when case changes (issue2715)

• mq: do not let qrefresh write bad patch

• pager: don't page stderr if it's being redirected (issue2541)

• push/outgoing: print remote target path even if there's an error (issue2561)

• subrepo: recognize scp-style paths as git URLs

• templates: widen the graph canvas (issue2683)

5. Mercurial 1.8.1 (2011-03-10)

This release backs out a behavior change for so-called 'fast-forward' merges on named branches.

• annotate: rewrite to deal with crossed linkrevs (issue2682)

• bookmark: fix invalidation of localrepo._bookmarkcurrent
• cacert: improve error report when web.cacert file does not exist
• contrib: update tcsh_completion for Mercurial 1.8
• hgcia: accept "queued." xmlrpc return as success
• hgweb: fix filelog rss links generation

• hgweb: use tip in gitweb/monoblue filelog rss links (issue2677)

• merge: back out single-parent fast-forward merge

• merge: drop resolve state for mergers with identical contents (issue2680)

• merge: improve unresolved conflicts warning (issue2681)

• mergetools: add alternate registry keys for 32bit apps on 64bit O/S
• mq: forbid commit of merge involving mq patches

• subrepo: backout 67fbe566eff1, --force requires svn >= 1.5

• subrepo: don't crash when git repo is missing
• subrepo: handle svn tracked/unknown directory collisions

• wix: drop bin/ folder from MSI installers (issue2673)

6. Mercurial 1.8 (2011-03-01)

6.1. Core

• Bookmarks are now a core feature (see UpgradeNotes)

• New listfile: pattern-matching (patterns)

• Revset syntax supported by most commands
• Performance improvements for reading large repository indexes
• Certificate validation for HTTPS proxies

6.2. Subrepos

• New support for git subrepos
• Various improvements to merge, update, and commit logic

6.3. Windows

• Numerous robustness improvements for quirks in Windows file handling

• Now uses the native ctypes module rather than PyWin32

6.4. Extensions

• eol: filter aliases for compatibility with win32text

• mq: --exact option for qpush

• mq: various robustness improvements
• progress: remaining time estimates

7. Mercurial 1.7.5 (2011-02-01)

This is a quick bugfix release to include some fixes accidentally dropped from 1.7.4.

• subrepo: fix update -C with svn subrepos when cwd != repo.root
• subrepo: make update -C clean the working directory for svn subrepos
• url: add --insecure option to bypass verification of ssl certificates
• win32mbcs: Fix typo in documentation

8. Mercurial 1.7.4 (2011-02-01)

This is a scheduled bugfix release that smooths out some of the rough edged introduced with 1.7.3's HTTPS certificate verification.

• bookmarks: always write undo file
• bookmarks: respect rollbacks dryrun parameter
• hgrc.5: mention that web.cacerts are run through util.expandpath

• opener: force copy on 'a'ppend if nlinks() returns 0 (issue1922)

• subrepo: compare svn subrepo state to last committed revision
• subrepo: do not report known files inside repositories as unknown

• url: 'ssh known host'-like checking of fingerprints of HTTPS certificates (see CACertificates)

• url: check subjectAltName when verifying ssl certificate
• url: expand path for web.cacerts

• url: fix UnicodeDecodeError on certificate verification error

• win32: add cacert.pem file to Inno Setup installer

• win32: win32console.GetStdHandle() can return None

9. Mercurial 1.7.3 (2011-01-01)

This is a scheduled bugfix release.

• archive: don't set gzip filename header when there's no filename

• checknlink: use two testfiles (issue2543)

• churn: ignore trailing and leading spaces (issue2546)

• date: fix matching of underspecified date ranges
• eol: improve help on whether EOLs are changed in working copy or repository
• fncachestore: copy dh directory before the manifest
• hgweb: abort if config file isn't found
• hook: assume relative path to hook is given from repo root
• hook: fix import path handling for repo=None
• https: use web.cacerts configuration from local repo to validate remote repo

• https: warn when server certificate isn't verified (see CACertificates)

• keyword: copy: when copied source is a symlink, follow it
• patch: write .rej files without rewriting EOLs

• strip: typo bugfix related to '--nobackup -> --no-backup' rename (issue2377)

• tag: abort if not at a branch head (issue2552)

• tag: don't check .hgtags status if --local passed

• tag: fix uncommitted merge check and error message (issue2542)

• util: fix ellipsis() not to break multi-byte sequence (issue2564)

• util: work around behavior change in Python 2.7.1

• windows.rename: eliminate temp name race (issue2571)

• wix: add an ssl certificate file to the WiX installers (see CACertificates)

10. Mercurial 1.7.2 (2010-12-01)

This is a scheduled bugfix release.

• checknlink: return False if .hgtmp file preexists (issue2517)

• commit: search both parents for missing copy revision (issue2484)

• context: walk both parents for workingctx.ancestors()
• convert/svn: fix changed files list upon directory replacements

• hgwebdir: fix incorrect index generation for invalid paths (issue2023)

• keyword: copy: when copied source is a symlink, follow it

• mq: ignore subrepos (issue2499)

• rebase: support --detach when null is common ancestor
• subrepo: fix removing read-only svn files on Windows
• subrepo: handle missing subrepo spec file as removed
• subrepo: prune empty directories when removing svn subrepo
• subrepo: use subprocess directly to avoid python 2.6 bug

• util: do not crash on revisions with negative timestamp (issue2513)

• util: do not recurse in makedirs if name is '' (issue2528)

• win32mbcs: use extsetup() to wrap functions only once
• wix: add support for x64 native MSI packages

11. Mercurial 1.7.1 (2010-11-15)

This is an unscheduled bugfix release. 1.7 clients broke support for pushing bookmarks with HTTP.

• alias: fall back to normal error handling for ambigious commands (issue2475)

• bundlerepository: get rid of temporary bundle files (issue2478)

• bundlerepository: test self.tempfile field, not tempfile module

• eol: exclude .hgtags file from eol translation (issue2493)

• log: fix log -rREV FILE when REV isnt the last filerev (issue2492)

• opener: check hardlink count reporting (issue1866)

• pushkey: force HTTP POST on push and add tests (issue2489)

• revlog: fix descendants() if nullrev is in revs

• subrepo: test & fix svn subrepo removal

• win32: remove try-catch block of GetModuleFileNameEx (issue2480)

12. Mercurial 1.7 (2010-11-01)

12.1. Core

• filelog: improve cmp performances (issue2273)

• patch: don't strip '#' lines from patch descriptions (issue2417)

• patch: when native patching fails (ui.patch is not set), don't retry with an external tool
• setup/hg: always load Mercurial from where it was installed.
• setup: user-friendly error message if Python headers are missing

• store: new unsupported and experimental parentdelta format (see UpgradeNotes)

• store: encode first period or space in filenames (issue1713)

• url: expand environment variables in [auth] settings (issue2328)

• url: check validity (notBefore/notAfter) using OpenSSL (issue2407)

12.2. Commands

• addremove: use similarity 100 by default
• alias: add support for shell command aliases starting with '!' (see [alias] in hgrc(5))
• backout: add --tool argument for specifying merge tool
• backout: backout linearly by default instead of branching and merging (use --merge to get the former behaviour)

• dispatch: properly handle relative path aliases used with -R (issue2376)

• init: expand destination url as a configured paths

• log: do not --follow file that is deleted and recreated later (issue732)

• merge: don't detect copies as "divergent renames", make diagnostic message more helpful
• merge: add --tool argument to merge and resolve

• merge: handle no file parent in backwards merge (issue2364)

• tags: do not fail if tags.cache is corrupted (issue2444)

• templater: add "hex" filter and "children" keywords (see hg help templating)

12.3. Subrepos

• support remapping of subrepository source paths (see [subpaths] in hgrc(5))
• make add, diff, incoming, outgoing and status commands recurse into subrepos with --subrepos/-S
• subrepo: add support for 'hg archive'

• subrepo: fix status check on SVN subrepos (issue2445)

12.4. Revsets

• add id() and rev() to allow explicit references to changes by hash or rev (see hg help revsets)
• add min() function to complement max()
• add present() function to avoid lookup errors on possibly missing changesets
• rename tagged() to tag() and allow it to take an optional tag name
• strip: add revsets support

• add revsets support to bisect and update (issue1993)

• bookmarks: add a bookmark([name]) revset for referencing bookmarks
• transplant: add a transplanted(set) revset to get transplanted revisions

12.5. hgweb

• add a help view for accessing the built-in documentation (see help link in hg serve)
• let HTTPS serve use more compatible but less secure encryption

• support very simple caching model (issue1845)

12.6. Extensions

• color: better support for branches and mq guards

• convert: handle closed branch heads in hg-hg conversion (issue2185)

• convert: support darcs changelogs with bytes 0x7F-0xFF (issue2411)

• convert: deprecate --authors in preference for --authormap

• graphlog: support header and footer templates when using styles (issue2395)

• keyword: do not expand at all during diff
• keyword: support copy and rename

• mq: extend support for the --mq argument to extension commands

• mq: save qrefresh message for easy recovery in case it fails (issue2062)

• mq: support hg qimport --existing --name renametothis thatexistingpatch, fix --force case on Windows

• mq/qqueue: support renaming of active queue

• mq/qqueue: add --purge option to delete a queue and its patches

• pager: add global --pager=<auto/boolean> option

• patchbomb: add --confirm option to show series details and ask for confirmation

• patchbomb: let diffstat prompt only once with complete summary
• progress: support rebase and patchbomb
• rebase: re-add patches to mq repo after rebase

• strip: add --keep flag to avoid modifying working directory during strip

• strip: rename --nobackup option to --no-backup (issue2377)

• strip: support stripping multiple revisions

12.7. contrib

• mergetools.hgrc: add vimdiff
• zsh completion: support bookmarks and patchbomb extensions
• zsh completion: add qpush --move option

12.8. Windows

• 64-bit Inno Setup installer

• handle spaces in path to Python (issue2074)

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