From owner-svn-src-all@freebsd.org Sat Dec 5 02:23:11 2020 Return-Path: Delivered-To: svn-src-all@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id E2EC24B273F; Sat, 5 Dec 2020 02:23:11 +0000 (UTC) (envelope-from kevans@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4Cntf763lYz4Zpb; Sat, 5 Dec 2020 02:23:11 +0000 (UTC) (envelope-from kevans@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id C2CDE16698; Sat, 5 Dec 2020 02:23:11 +0000 (UTC) (envelope-from kevans@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id 0B52NBKf062393; Sat, 5 Dec 2020 02:23:11 GMT (envelope-from kevans@FreeBSD.org) Received: (from kevans@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id 0B52NBpi062392; Sat, 5 Dec 2020 02:23:11 GMT (envelope-from kevans@FreeBSD.org) Message-Id: <202012050223.0B52NBpi062392@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: kevans set sender to kevans@FreeBSD.org using -f From: Kyle Evans Date: Sat, 5 Dec 2020 02:23:11 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r368356 - head/lib/libc/regex X-SVN-Group: head X-SVN-Commit-Author: kevans X-SVN-Commit-Paths: head/lib/libc/regex X-SVN-Commit-Revision: 368356 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 05 Dec 2020 02:23:11 -0000 Author: kevans Date: Sat Dec 5 02:23:11 2020 New Revision: 368356 URL: https://svnweb.freebsd.org/changeset/base/368356 Log: libc: regex: factor out ISBOW/ISEOW macros These will be reused for \b (word boundary, which matches both sides). No functional change. Modified: head/lib/libc/regex/engine.c Modified: head/lib/libc/regex/engine.c ============================================================================== --- head/lib/libc/regex/engine.c Sat Dec 5 02:21:58 2020 (r368355) +++ head/lib/libc/regex/engine.c Sat Dec 5 02:23:11 2020 (r368356) @@ -589,6 +589,17 @@ dissect(struct match *m, return(sp); } +#define ISBOW(m, sp) \ + (sp < m->endp && ISWORD(*sp) && \ + ((sp == m->beginp && !(m->eflags®_NOTBOL)) || \ + (sp > m->offp && !ISWORD(*(sp-1))))) +#define ISEOW(m, sp) \ + (((sp == m->endp && !(m->eflags®_NOTEOL)) || \ + (sp < m->endp && *sp == '\n' && \ + (m->g->cflags®_NEWLINE)) || \ + (sp < m->endp && !ISWORD(*sp)) ) && \ + (sp > m->beginp && ISWORD(*(sp-1)))) \ + /* - backref - figure out what matched what, figuring in back references == static const char *backref(struct match *m, const char *start, \ @@ -663,19 +674,13 @@ backref(struct match *m, return(NULL); break; case OBOW: - if (sp < m->endp && ISWORD(*sp) && - ((sp == m->beginp && !(m->eflags®_NOTBOL)) || - (sp > m->offp && !ISWORD(*(sp-1))))) + if (ISBOW(m, sp)) { /* yes */ } else return(NULL); break; case OEOW: - if (( (sp == m->endp && !(m->eflags®_NOTEOL)) || - (sp < m->endp && *sp == '\n' && - (m->g->cflags®_NEWLINE)) || - (sp < m->endp && !ISWORD(*sp)) ) && - (sp > m->beginp && ISWORD(*(sp-1))) ) + if (ISEOW(m, sp)) { /* yes */ } else return(NULL);