From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from conuserg-07.nifty.com (conuserg-07.nifty.com [210.131.2.74]) by sourceware.org (Postfix) with ESMTPS id AF3723857C43 for ; Fri, 19 Nov 2021 11:51:13 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org AF3723857C43 Authentication-Results: sourceware.org; dmarc=fail (p=none dis=none) header.from=nifty.ne.jp Authentication-Results: sourceware.org; spf=fail smtp.mailfrom=nifty.ne.jp Received: from localhost.localdomain (z221123.dynamic.ppp.asahi-net.or.jp [110.4.221.123]) (authenticated) by conuserg-07.nifty.com with ESMTP id 1AJBop3k025767; Fri, 19 Nov 2021 20:50:56 +0900 DKIM-Filter: OpenDKIM Filter v2.10.3 conuserg-07.nifty.com 1AJBop3k025767 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nifty.ne.jp; s=dec2015msa; t=1637322656; bh=H4NTiJylQWUMBmUvE2jDoOi4rIEOL9qV0DEJ/Od3Vwc=; h=From:To:Cc:Subject:Date:From; b=iFa4LNc58PvNbthM5ILxES9ZPqMG/1iJM5AoiHqCXxvVtupZRCrGtLy07VJDS8ykt L7VzhnkR8OXdfLnJ6L+U7Q57BoAGOkucjAumEC8ipYVAO7EqYqhDU6p+x05NwhEyN2 srEW++aN61JTg//Acap47EvofzNkp/ZeCisHU1qvnUzmzzwrI6pLgAvC4RzyTygpE/ 9YiiI8ouefIl+QAquYw8NyTIj9Pi6WkbMjAiZ4Y0paj0t2E3hgg8Nz9QMPKulYjDWb HZ0+Dc5YkyGZzesSBtbS3V31TUw6dEstmVRht0PoK0vy7yiEW9fSLiqe9OIqQPzfg8 Y9dQ5umLM+JLw== X-Nifty-SrcIP: [110.4.221.123] From: Takashi Yano To: cygwin-patches@cygwin.com Subject: [PATCH] Cygwin: sigproc: Do not send signal to myself if exiting. Date: Fri, 19 Nov 2021 20:50:43 +0900 Message-Id: <20211119115043.356-1-takashi.yano@nifty.ne.jp> X-Mailer: git-send-email 2.33.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-10.3 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_0, RCVD_IN_DNSWL_NONE, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on server2.sourceware.org X-BeenThere: cygwin-patches@cygwin.com X-Mailman-Version: 2.1.29 Precedence: list List-Id: Cygwin core component patch submission and discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 19 Nov 2021 11:51:18 -0000 - This patch fixes the issue that process sometimes hangs for 60 seconds with the following scenario. 1) Open command prompt. 2) Run "c:\cygwin64\bin\bash -l" 3) Compipe the following source with mingw compiler. /*--- Begin ---*/ #include int main() {return getchar();} /*---- End ----*/ 3) Run "tcsh -c ./a.exe" 4) Hit Ctrl-C. --- winsup/cygwin/sigproc.cc | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/winsup/cygwin/sigproc.cc b/winsup/cygwin/sigproc.cc index 97211edcf..9160dd160 100644 --- a/winsup/cygwin/sigproc.cc +++ b/winsup/cygwin/sigproc.cc @@ -603,6 +603,10 @@ sig_send (_pinfo *p, siginfo_t& si, _cygtls *tls) its_me = false; } + /* Do not send signal to myself if exiting. */ + if (its_me && exit_state > ES_EXIT_STARTING && si.si_signo > 0) + goto out; + if (its_me) sendsig = my_sendsig; else -- 2.33.0