Path: csiph.com!xmission!news.snarked.org!news.linkpendium.com!news.linkpendium.com!panix!usenet.stanford.edu!not-for-mail From: Chet Ramey Newsgroups: gnu.bash.bug Subject: Re: Equivalence classes handled differently in mb vs non-mb patterns Date: Thu, 30 Jul 2020 15:51:49 -0400 Organization: ITS, Case Western Reserve University Lines: 26 Approved: bug-bash@gnu.org Message-ID: References: <7301014c-b5a8-5b79-14a1-cef88af8aef7@case.edu> Reply-To: chet.ramey@case.edu NNTP-Posting-Host: lists.gnu.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Trace: usenet.stanford.edu 1596138750 23192 209.51.188.17 (30 Jul 2020 19:52:30 GMT) X-Complaints-To: action@cs.stanford.edu Cc: chet.ramey@case.edu To: Harald van Dijk , bug-bash@gnu.org Envelope-to: bug-bash@gnu.org DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=case.edu; s=smtp-primary; t=1596138734; bh=y2OqE/RulxqZK7osDelLcId8mXpg5pyeLoowvXX7bmI=; h=Reply-To:Cc:Subject:To:References:From:Message-ID:Date: MIME-Version:In-Reply-To:Content-Type:Content-Transfer-Encoding; 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envelope-from=chet.ramey@case.edu; helo=mpv4-2015.case.edu X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/30 15:52:11 X-ACL-Warn: Detected OS = Linux 2.4.x-2.6.x [generic] X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: bug-bash@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Bug reports for the GNU Bourne Again SHell List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Mailman-Original-Message-ID: <7301014c-b5a8-5b79-14a1-cef88af8aef7@case.edu> X-Mailman-Original-References: Xref: csiph.com gnu.bash.bug:16649 On 7/28/20 4:17 AM, Harald van Dijk wrote: > Bash Version: 5.0 > Patch Level: 18 > Release Status: release > > Description: >     In lib/glob/smatch.c, there are two functions that are used to >     check equivalence classes in patterns: collequiv, and >         collequiv_wc. The former is used if the pattern does not contain >         any multi-byte characters, the latter otherwise, With >         exceptions that are not relevant to this bug. The two functions >         do not give the same results: collequiv does not implement the >         fnmatch() fallback code that collequiv_wc does implement, >         leading to inconsistent matching for ASCII-only equivalence >         classes. Thanks for the report, and the prodding to do the work that has been pending in this area. Chet -- ``The lyf so short, the craft so long to lerne.'' - Chaucer ``Ars longa, vita brevis'' - Hippocrates Chet Ramey, UTech, CWRU chet@case.edu http://tiswww.cwru.edu/~chet/