From owner-svn-src-all@freebsd.org Mon Sep 21 15:44:24 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 752993F4867; Mon, 21 Sep 2020 15:44:24 +0000 (UTC) (envelope-from mhorne@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 4Bw7zD2VKFz4Q7J; Mon, 21 Sep 2020 15:44:24 +0000 (UTC) (envelope-from mhorne@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 3A081106C9; Mon, 21 Sep 2020 15:44:24 +0000 (UTC) (envelope-from mhorne@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id 08LFiOAu004040; Mon, 21 Sep 2020 15:44:24 GMT (envelope-from mhorne@FreeBSD.org) Received: (from mhorne@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id 08LFiOEp004039; Mon, 21 Sep 2020 15:44:24 GMT (envelope-from mhorne@FreeBSD.org) Message-Id: <202009211544.08LFiOEp004039@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: mhorne set sender to mhorne@FreeBSD.org using -f From: Mitchell Horne Date: Mon, 21 Sep 2020 15:44:24 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r365947 - head/sys/kern X-SVN-Group: head X-SVN-Commit-Author: mhorne X-SVN-Commit-Paths: head/sys/kern X-SVN-Commit-Revision: 365947 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: 2.1.33 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, 21 Sep 2020 15:44:24 -0000 Author: mhorne Date: Mon Sep 21 15:44:23 2020 New Revision: 365947 URL: https://svnweb.freebsd.org/changeset/base/365947 Log: Use getenv_is_true() in init_static_kenv() A small example of how these functions can be used to simplify checks of this nature. Sponsored by: Klara, Inc. Differential Revision: https://reviews.freebsd.org/D26271 Modified: head/sys/kern/kern_environment.c Modified: head/sys/kern/kern_environment.c ============================================================================== --- head/sys/kern/kern_environment.c Mon Sep 21 15:41:47 2020 (r365946) +++ head/sys/kern/kern_environment.c Mon Sep 21 15:44:23 2020 (r365947) @@ -253,7 +253,6 @@ done: void init_static_kenv(char *buf, size_t len) { - char *eval; KASSERT(!dynamic_kenv, ("kenv: dynamic_kenv already initialized")); /* @@ -301,20 +300,17 @@ init_static_kenv(char *buf, size_t len) * if the static environment has disabled the loader environment. */ kern_envp = static_env; - eval = kern_getenv("loader_env.disabled"); - if (eval == NULL || strcmp(eval, "1") != 0) { + if (!getenv_is_true("loader_env.disabled")) { md_envp = buf; md_env_len = len; md_env_pos = 0; - eval = kern_getenv("static_env.disabled"); - if (eval != NULL && strcmp(eval, "1") == 0) { + if (getenv_is_true("static_env.disabled")) { kern_envp[0] = '\0'; kern_envp[1] = '\0'; } } - eval = kern_getenv("static_hints.disabled"); - if (eval != NULL && strcmp(eval, "1") == 0) { + if (getenv_is_true("static_hints.disabled")) { static_hints[0] = '\0'; static_hints[1] = '\0'; }