From patchwork Sat Dec 21 05:32:03 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Ward X-Patchwork-Id: 11306795 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id C9C95921 for ; Sat, 21 Dec 2019 05:36:17 +0000 (UTC) Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 51B7721D7D for ; Sat, 21 Dec 2019 05:36:17 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alsa-project.org header.i=@alsa-project.org header.b="iuqXVYLn" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 51B7721D7D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=ll.mit.edu Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=alsa-devel-bounces@alsa-project.org Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 8BA2D1672; Sat, 21 Dec 2019 06:35:25 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 8BA2D1672 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1576906575; bh=D2/tZoidpaAfhORH4ChxqVhz4/Ew2CrSi/bzwKHDV3Y=; h=From:To:Date:In-Reply-To:References:Cc:Subject:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=iuqXVYLnFm0deP41DQXTtrkZGo6kj+/5UvurQiNIYkHQf2lDaXuWFmZ15I8D/dKK5 A53wCDjwUC4c/OM5FR8i9FillZiO0Y7wYwZg6r/iyNBUbNK/uPE1kmsY5BPxuMzUn+ siY9xA7Aa08PzsyseKI3J32WqlVbQrIPhNXJi2vw= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id E2F92F8026A; Sat, 21 Dec 2019 06:32:38 +0100 (CET) X-Original-To: alsa-devel@alsa-project.org Delivered-To: alsa-devel@alsa-project.org Received: by alsa1.perex.cz (Postfix, from userid 50401) id C4A32F80256; Sat, 21 Dec 2019 06:32:28 +0100 (CET) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on alsa1.perex.cz X-Spam-Level: X-Spam-Status: No, score=0.0 required=5.0 tests=SPF_HELO_NONE,SPF_NONE, SURBL_BLOCKED, UNPARSEABLE_RELAY, URIBL_BLOCKED autolearn=disabled version=3.4.0 Received: from llmx3.ll.mit.edu (llmx3.ll.mit.edu [129.55.12.49]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id C2706F800BC for ; Sat, 21 Dec 2019 06:32:22 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz C2706F800BC Received: from LLE2K16-MBX03.mitll.ad.local (LLE2K16-MBX03.mitll.ad.local) by llmx3.ll.mit.edu (unknown) with ESMTPS id xBL5WKme023210 for ; Sat, 21 Dec 2019 00:32:20 -0500 From: David Ward To: Date: Sat, 21 Dec 2019 00:32:03 -0500 Message-ID: <1576906331-5212-4-git-send-email-david.ward@ll.mit.edu> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1576906331-5212-1-git-send-email-david.ward@ll.mit.edu> References: <1576906331-5212-1-git-send-email-david.ward@ll.mit.edu> MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2019-12-20_07:, , signatures=0 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=1 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1911140001 definitions=main-1912210045 Cc: David Ward Subject: [alsa-devel] [PATCH alsa-utils 03/11] alsa-info.sh: Simplify iteration over cards when calling amixer X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" Read card names directly from individual procfs files, and pass them to amixer using the '-c' option. Signed-off-by: David Ward --- alsa-info/alsa-info.sh | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/alsa-info/alsa-info.sh b/alsa-info/alsa-info.sh index ed1d9e2..e1067d4 100755 --- a/alsa-info/alsa-info.sh +++ b/alsa-info/alsa-info.sh @@ -144,12 +144,12 @@ withamixer() { echo "!!Amixer output" >> $FILE echo "!!-------------" >> $FILE echo "" >> $FILE - for i in $(grep "]: " /proc/asound/cards | awk -F ' ' '{ print $1 }') ; do - CARD_NAME=$(grep "^ *$i " $TEMPDIR/alsacards.tmp | awk '{ print $2 }') - echo "!!-------Mixer controls for card $i $CARD_NAME]" >> $FILE + for f in /proc/asound/card*/id; do + [ -f "$f" ] && read -r CARD_NAME < "$f" || continue + echo "!!-------Mixer controls for card $CARD_NAME" >> $FILE echo "" >>$FILE - amixer -c$i info >> $FILE 2>&1 - amixer -c$i >> $FILE 2>&1 + amixer -c "$CARD_NAME" info >> $FILE 2>&1 + amixer -c "$CARD_NAME" >> $FILE 2>&1 echo "" >> $FILE done echo "" >> $FILE