From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Henrik Grimler Newsgroups: gmane.emacs.bugs Subject: bug#47596: File descriptor error when exiting emacs on android 11 Date: Mon, 05 Apr 2021 10:59:55 +0200 Message-ID: <576632572a00e4ec75b92344cd6cd8957df42820.camel@grimler.se> References: <83im51deye.fsf@gnu.org> <730dad3a54f0f53b22e9603879e949b60f5b2c00.camel@grimler.se> <191e2295b88384adf0e7cc1e3dc84cf8f37eb973.camel@grimler.se> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="29735"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Evolution 3.38.4 Cc: 47596@debbugs.gnu.org To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Mon Apr 05 11:01:18 2021 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1lTL6k-0007Uu-Ba for geb-bug-gnu-emacs@m.gmane-mx.org; 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bh=g1ibhrf5csf6JlttFjsb587sMPIGpuijfDtsNbLKTAg=; b=oGOjxladP9XBgwcwtvdbRcPRzf US3CO2UfQLNXeC6FIqizqDOag5WdIv6t64zixBRfoQlvjz+kPOAM+lTHzcu814YriLYlt4CslE4ZA TGwIs4DMN/JFlhzffFtlK7HmCrOZs8LkMibXfXN7fIxH6IbVEA/YCirSjDMsO8mgOSkYGCKbZMjmW Drp4RHd8fOY0ktbbdecOw9JXgzLQzKAChmYAtth2mODlHiRP5vLYNQdGiG7Y/NiSBFwvFR8vhubmW c3L1QQpLEbyYTUzohYI+nXvCUv/Ago5XGg9Fk92XjntohnEu435qHAwZkFSUPP/iNBpYHYvpXBfTi wq45ae/g==; In-Reply-To: <191e2295b88384adf0e7cc1e3dc84cf8f37eb973.camel@grimler.se> X-OutGoing-Spam-Status: No, score=-1.0 X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - cpsrv07.misshosting.com X-AntiAbuse: Original Domain - debbugs.gnu.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - grimler.se X-Get-Message-Sender-Via: cpsrv07.misshosting.com: authenticated_id: henrik@grimler.se X-Authenticated-Sender: cpsrv07.misshosting.com: henrik@grimler.se X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:203583 Archived-At: Hi again, > Compiling this, on any optimisation level, is enough to trigger the > error: > > ``` > #include > int main() > { >   fdopen (2, "w"); >   fclose (stderr); > } > ``` Changing to this: ``` #include int main() { FILE *err = fdopen (2, "w"); fclose (err); } ``` makes it work. So I suppose the sanitizer does not like that stderr is closed with `fclose (stderr)` instead of by using the fd obtained from fdopen (which was thrown away in my minimal example). Still not sure if this is actually problematic, but at least now I understand how the sanitizer "thinks". Best regards, Henrik Grimler