From owner-svn-src-all@freebsd.org Mon Dec 12 20:26:00 2016 Return-Path: Delivered-To: svn-src-all@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 93881C6E099; Mon, 12 Dec 2016 20:26:00 +0000 (UTC) (envelope-from pfg@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 mx1.freebsd.org (Postfix) with ESMTPS id 634471BC; Mon, 12 Dec 2016 20:26:00 +0000 (UTC) (envelope-from pfg@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id uBCKPx7p014279; Mon, 12 Dec 2016 20:25:59 GMT (envelope-from pfg@FreeBSD.org) Received: (from pfg@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id uBCKPxsk014278; Mon, 12 Dec 2016 20:25:59 GMT (envelope-from pfg@FreeBSD.org) Message-Id: <201612122025.uBCKPxsk014278@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: pfg set sender to pfg@FreeBSD.org using -f From: "Pedro F. Giffuni" Date: Mon, 12 Dec 2016 20:25:59 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r309936 - head/bin/ed X-SVN-Group: head 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: 2.1.23 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: Mon, 12 Dec 2016 20:26:00 -0000 Author: pfg Date: Mon Dec 12 20:25:59 2016 New Revision: 309936 URL: https://svnweb.freebsd.org/changeset/base/309936 Log: ed(1): Simplify some checks. The return type for both fread(3) and fwrite(3) cannot be negative, this renders some checks invalid and variable 'ct' unnecessary. Also bump 'len' to size_t to avoid signed/unsigned comparison warnings. Modified: head/bin/ed/buf.c Modified: head/bin/ed/buf.c ============================================================================== --- head/bin/ed/buf.c Mon Dec 12 20:04:31 2016 (r309935) +++ head/bin/ed/buf.c Mon Dec 12 20:25:59 2016 (r309936) @@ -46,9 +46,9 @@ char * get_sbuf_line(line_t *lp) { static char *sfbuf = NULL; /* buffer */ - static int sfbufsz = 0; /* buffer size */ + static size_t sfbufsz; /* buffer size */ - int len, ct; + size_t len; if (lp == &buffer_head) return NULL; @@ -64,7 +64,7 @@ get_sbuf_line(line_t *lp) } len = lp->len; REALLOC(sfbuf, sfbufsz, len + 1, NULL); - if ((ct = fread(sfbuf, sizeof(char), len, sfp)) < 0 || ct != len) { + if ((fread(sfbuf, sizeof(char), len, sfp)) != len) { fprintf(stderr, "%s\n", strerror(errno)); errmsg = "cannot read temp file"; return NULL; @@ -81,7 +81,7 @@ const char * put_sbuf_line(const char *cs) { line_t *lp; - int len, ct; + size_t len; const char *s; if ((lp = (line_t *) malloc(sizeof(line_t))) == NULL) { @@ -110,7 +110,7 @@ put_sbuf_line(const char *cs) seek_write = 0; } /* assert: SPL1() */ - if ((ct = fwrite(cs, sizeof(char), len, sfp)) < 0 || ct != len) { + if ((fwrite(cs, sizeof(char), len, sfp)) != len) { sfseek = -1; fprintf(stderr, "%s\n", strerror(errno)); errmsg = "cannot write temp file";