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Sun, 29 Aug 2021 10:28:19 -0400 Received: from pelzflorian.de ([5.45.111.108]:36870 helo=mail.pelzflorian.de) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mKLnF-0002GC-60 for help-guix@gnu.org; Sun, 29 Aug 2021 10:28:18 -0400 Received: from pelzflorian.localdomain (unknown [5.45.111.108]) by mail.pelzflorian.de (Postfix) with ESMTPSA id CD0BD360674; Sun, 29 Aug 2021 16:28:14 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=pelzflorian.de; s=mail; t=1630247294; bh=KXAN4Gq+/UNCbKqQG+C5eb54SZcnIXSNHnZy79vvjL0=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=4V8nLkSS2auf/HZRMIe8Dg3xxZpW1FltlnEnAj8CaF39JWltM8uOFgW5UqOauGHge paAnYLga5zwqkJYm7yazwXmDj7FGZYNHFai059DnqfQFAghjswd/b0f9QNHZSD8GgI Rj7On4WB7HyUXm04kOQaWiD2tj9y1q3Omie4JUXk= Date: Sun, 29 Aug 2021 16:28:08 +0200 From: "pelzflorian (Florian Pelz)" To: Antwane Mason Subject: Re: Udev Rule Not Triggered Message-ID: <20210829142808.7wsitnwrmsxudynn@pelzflorian.localdomain> References: <20210829135351.t74ak2maimzfckro@pelzflorian.localdomain> MIME-Version: 1.0 Content-Type: text/plain; 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dkim=fail ("headers rsa verify failed") header.d=pelzflorian.de header.s=mail header.b=4V8nLkSS; dmarc=none; spf=pass (aspmx1.migadu.com: domain of help-guix-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=help-guix-bounces@gnu.org X-Migadu-Queue-Id: D965B7D0E X-Spam-Score: 0.07 X-Migadu-Scanner: scn0.migadu.com X-TUID: XVRgq3XR2/KI On Sun, Aug 29, 2021 at 10:01:00AM -0400, Antwane Mason wrote: > > should use string-join instead of string-append > > Thanks for the suggestion, but I know that use of string-append is correct > based on example code from > https://guix.gnu.org/manual/en/html_node/Base-Services.html. > […] > (string-append > "ACTION==\"add\", SUBSYSTEM==\"usb\", " > "ATTR{product}==\"Example\", " > "RUN+=\"/path/to/script\""))) The difference is that the manual uses spaces at the end of each string except the last. You can use string-append instead of string-join, but then you need a space at the end of the strings. Regards, Florian