From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from firstgate.proxmox.com (firstgate.proxmox.com [212.224.123.68]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by lists.proxmox.com (Postfix) with ESMTPS id D75A962801 for ; Fri, 11 Feb 2022 16:16:34 +0100 (CET) Received: from firstgate.proxmox.com (localhost [127.0.0.1]) by firstgate.proxmox.com (Proxmox) with ESMTP id CDF102BCAC for ; Fri, 11 Feb 2022 16:16:04 +0100 (CET) Received: from proxmox-new.maurer-it.com (proxmox-new.maurer-it.com [94.136.29.106]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by firstgate.proxmox.com (Proxmox) with ESMTPS id ADB382BC8E for ; Fri, 11 Feb 2022 16:16:03 +0100 (CET) Received: from proxmox-new.maurer-it.com (localhost.localdomain [127.0.0.1]) by proxmox-new.maurer-it.com (Proxmox) with ESMTP id 8601146262 for ; Fri, 11 Feb 2022 16:16:03 +0100 (CET) From: Stoiko Ivanov To: pve-devel@lists.proxmox.com Date: Fri, 11 Feb 2022 16:15:41 +0100 Message-Id: <20220211151547.181259-2-s.ivanov@proxmox.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220211151547.181259-1-s.ivanov@proxmox.com> References: <20220211151547.181259-1-s.ivanov@proxmox.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SPAM-LEVEL: Spam detection results: 0 AWL 0.245 Adjusted score from AWL reputation of From: address BAYES_00 -1.9 Bayes spam probability is 0 to 1% KAM_DMARC_STATUS 0.01 Test Rule for DKIM or SPF Failure with Strict Alignment SPF_HELO_NONE 0.001 SPF: HELO does not publish an SPF Record SPF_PASS -0.001 SPF: sender matches SPF record T_SCC_BODY_TEXT_LINE -0.01 - Subject: [pve-devel] [PATCH pve-kernel-meta v3 1/4] proxmox-boot: return empty if file does not exist in get_first_line X-BeenThere: pve-devel@lists.proxmox.com X-Mailman-Version: 2.1.29 Precedence: list List-Id: Proxmox VE development discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 11 Feb 2022 15:16:34 -0000 makes using this helper shorter in most cases Signed-off-by: Stoiko Ivanov --- proxmox-boot/functions | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/proxmox-boot/functions b/proxmox-boot/functions index 4515a2d..27da363 100755 --- a/proxmox-boot/functions +++ b/proxmox-boot/functions @@ -104,6 +104,11 @@ loop_esp_list() { get_first_line() { file="$1" + if [ ! -e "$file" ]; then + echo "" + return + fi + while IFS= read -r line || [ -n "$line" ]; do break done < "${file}" -- 2.30.2