DMARC-Filter: OpenDMARC Filter v1.4.2 delorie.com 56I7uqda2369100 Authentication-Results: delorie.com; dmarc=pass (p=none dis=none) header.from=cygwin.com Authentication-Results: delorie.com; spf=pass smtp.mailfrom=cygwin.com DKIM-Filter: OpenDKIM Filter v2.11.0 delorie.com 56I7uqda2369100 Authentication-Results: delorie.com; dkim=pass (1024-bit key, unprotected) header.d=cygwin.com header.i=@cygwin.com header.a=rsa-sha256 header.s=default header.b=ubSMAxnh X-Recipient: archive-cygwin AT delorie DOT com DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org A17DE385ED7A DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cygwin.com; s=default; t=1752825411; bh=CHlv7ufawDK5QKmFKc4J39Hpd9wxsv2mtdRMufpgP+Q=; h=Date:To:Subject:References:In-Reply-To:List-Id:List-Unsubscribe: List-Archive:List-Post:List-Help:List-Subscribe:From:Reply-To:Cc: From; b=ubSMAxnhExFXOqhsYjMbhXIXxVN2+cATniEdoYbFTQMgzLrzwpdgtDOpWGLIv+s5L YX8hM95qEgEF5vLTrL/pn99TqJcLR4ozWbTA5y23xGJlv3gFg5H/pm09dYX4vbh6ZP bW3vjssYt9dvN3LAZWNsc4EznUabAnemEA6klH8U= X-Original-To: cygwin AT cygwin DOT com Delivered-To: cygwin AT cygwin DOT com DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 46E89385EC35 Date: Fri, 18 Jul 2025 09:55:27 +0200 To: cygwin AT cygwin DOT com Subject: Re: Calling system() in multi-threads. Message-ID: Mail-Followup-To: cygwin AT cygwin DOT com References: <20250617215411 DOT ebf69d1c18b55191a1b76c01 AT nifty DOT ne DOT jp> <20250618203127 DOT 71ac180de11230a9a6055185 AT nifty DOT ne DOT jp> <20250716235236 DOT 96055ec145d9a0528b50c357 AT nifty DOT ne DOT jp> <20250717231421 DOT 56b54f7e96266311101d4c08 AT nifty DOT ne DOT jp> <20250718003223 DOT 2698d90222d45b4840204cd7 AT nifty DOT ne DOT jp> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20250718003223.2698d90222d45b4840204cd7@nifty.ne.jp> X-BeenThere: cygwin AT cygwin DOT com X-Mailman-Version: 2.1.30 Precedence: list List-Id: General Cygwin discussions and problem reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Corinna Vinschen via Cygwin Reply-To: cygwin AT cygwin DOT com Cc: Corinna Vinschen Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: cygwin-bounces~archive-cygwin=delorie DOT com AT cygwin DOT com Sender: "Cygwin" On Jul 18 00:32, Takashi Yano via Cygwin wrote: > On Thu, 17 Jul 2025 23:14:21 +0900 > Takashi Yano wrote: > > As a starting point, I tried tntroducing locking. It almost works > > as expected, however, sometimes my STC in my first report is hangs > > if N is large e.g. 100. The patch is as attached. > > > > What am I missing? > > Patch revised. Does this patch fix the hang? Corinna -- Problem reports: https://cygwin.com/problems.html FAQ: https://cygwin.com/faq/ Documentation: https://cygwin.com/docs.html Unsubscribe info: https://cygwin.com/ml/#unsubscribe-simple